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With modifier

Subclass of:

362 - Illumination

362227000 - PLURAL LIGHT SOURCES

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Class / Patent application numberDescriptionNumber of patent applications / Date published
362236000 Distinct light units 330
Entries
DocumentTitleDate
20130044476LIGHTING UNIT WITH HEAT-DISSIPATING CIRCUIT BOARD - A lighting unit light emitting elements supported by a circuit board contacting a support structure. A remote luminescent material may be provided on one or more optical elements. Light emitting elements, such as light emitting diodes, may be directed towards and, excite the luminescent material. The circuit board may conduct heat from a heat source to an exposed surface of the circuit board. A heat dissipating circuit board may have a passageway permitting the formation of a convection path to remove heat. Such lighting units may replace conventional fluorescent light tubes, or may be provided as standalone lighting units.02-21-2013
20130044478LED ILLUMINATION DEVICE WITH ISOLATED DRIVING CIRCUITRY - The present disclosure generally relates to several embodiments of a new illumination device using a plurality of LEDs, the device is designed to better diffuse heat produced from a heating driver circuitry and the LEDs in a way that allows for either the operating or equilibrium temperatures of the heat sensitive elements as part of the device to be subject to less stringent temperature increases and therefore improve the viability and energy performance of the device. The new design includes toroid-shaped external rings for the plurality of LEDs and a middle opening for the driver circuitry. The new design further includes fins and the use of different spaces and openings within the housing to help control the flow of heat by way of thermal conduction, thermal convection, or thermal irradiation.02-21-2013
20130044475LUMINAIRES AND LIGHTING STRUCTURES - Luminaires are disclosed that include refractive and/or reflective structures that can provide or distribute lighting for a given area with high uniformity and efficiency. The structures can be used to distribute light from one or more light sources for lighting target areas with a desired light distribution. The lighting structures can be included in light strips or luminaires. Such luminaire can be utilized in place of fluorescent lights and can facilitate quick and easy retrofit for previous fluorescent lighting applications. The disclosed techniques and systems (including components and structures) can be particularly useful when employing one or more LEDs as light sources.02-21-2013
20130044481APPARATUS, METHOD, AND SYSTEM FOR HIGHLY CONTROLLED LIGHT DISTRIBUTION USING MULTIPLE LIGHT SOURCES - Disclosed herein are apparatus, method, and system for producing a customizable composite beam from a plurality of solid state light sources. Each light source is associated with individually adjustable fixture components which allow for a variety of lighting needs to be addressed. The composite beam is a collective of the beam projected from each adjustable component/light source combination; each individual beam being of customized shape or standard shape.02-21-2013
20130044480SURFACE ILLUMINATION FIXTURE AND SURFACE ILLUMINATION DEVICE - [Purpose] To provide a surface illumination fixture using a point light source having strong directivity.02-21-2013
20130044479Lighting device having a smooth cut-off - The invention relates to a lighting device comprising:—at least one light source (02-21-2013
20110199767LED Luminaire for Display Cases - A lighting luminaire for use in a refrigerated display case includes an LED mounting portion comprising a plurality of light emitting diodes (“LEDs”) mounted thereon, a reflector, and a lens. The LED mounting portion and reflector are sized and arranged to form a reflective cavity for diffusing and directing light from the plurality of LEDs through the lens and out of the luminaire. The LED mounting portion and reflector are either attached to each other as separate components or are integrally formed. The lens is held in place in the luminaire between the LED mounting portion and the reflector or is mounted directly on the LED mounting portion over the plurality of LEDs. The LED mounting portion and/or reflector have a reflective surface for reflecting light emitted by the LEDs. Methods for retrofitting an existing luminaire in a refrigerated display with an LED luminaire are also provided.08-18-2011
20110199766LIGHT-EMITTING DEVICE AND ILLUMINATION DEVICE - According to one embodiment, a light-emitting device comprises a substrate on which a plurality of light-emitting elements are arranged and mounted in two lines; and sealing members of two lines each sealing the plurality of light-emitting elements of each line. A distance between the lines of the sealing members is equal to 0.5 times or more but 2 times or less a width of the sealing member of each line.08-18-2011
20110182070SIGNAL LIGHT USING PHOSPHOR COATED LEDS - An improved signal light and method for making an improved signal light is disclosed. For example, the improved signal light includes a housing, at least one outer lens and at least one or more second type of light emitting diodes (LEDs) deployed in the housing. The at least one or more second type of LEDs includes a pump, a phosphor and a filter having a cutoff point less than or equal to 540 nanometers (nm). The at least one or more second type of LEDs also has a pump peak wavelength less than or equal to 430 nm and has a phosphor with a peak wavelength greater than 575 nm.07-28-2011
20120162984LIGHT-EMITTING ELEMENT UNIT AND METHOD OF MANUFACTURING LIGHT-EMITTING ELEMENT UNIT, LIGHT-EMITTING ELEMENT PACKAGE, AND LIGHTING DEVICE - A light emitting element unit according to the present invention includes a semiconductor light emitting element that has a surface, a back surface, and a side surface, where the surface or the back surface is a light extracting surface from which light generated inside is emitted, a submount which has a bottom wall and a side wall, has a recess portion defined by the bottom wall and the side wall, and supports the semiconductor light emitting element by the bottom wall in a position in which the light extracting surface is directed upward at the recess portion, and has an inclined surface on the side wall, inclined at a predetermined angle with respect to the bottom wall so as to face the side surface of the semiconductor light emitting element, and a light reflecting film formed on the inclined surface of the submount.06-28-2012
20120162981LASER NAVIGATION MODULE - Disclosed herein is a laser navigation module, including: a light source radiating laser beam; a housing having a window mounted thereon and having a transparent or semi-transparent part formed therein in order to radiate light radiated from an inner portion of the housing to an outer portion thereof, the window transmitting the laser beam radiated from the light source therethough and reflecting the laser beam therefrom and blocking inflow of a visible ray; a lighting device mounted in an inner portion of the housing; a light diffusion member transferring light radiated from the lighting device to the housing; and a printed circuit board including a first printed circuit board having the light source mounted thereon and a second printed circuit board having the lighting device mounted thereon, the first and second printed circuit boards being formed in a stacked structure.06-28-2012
20100149803LAMP - A lamp can includes: a first reflective surface which can be provided on a surface of a circular shaped member, a radius of a top of the annular member can be longer than a radius of a bottom of the annular member; a second reflective surface which can be arranged inside of the first reflective surface and can have a conical shape, a vertex of the second reflective surface can be directed to a top side of the first reflective surface; and a plurality of light emitters which can be annularly arranged on the first reflective surface around the second reflective surface at a predetermined interval so as to be projected on the second reflective surface.06-17-2010
20100053959OPTICAL ARRANGEMENT - An optical arrangement comprising a light guide (03-04-2010
20100053958Non-contact dead front actuation system - A dead front actuating assembly actuates a device in standard ambient light conditions. The dead front actuating assembly includes a housing defining a periphery and an interior volume. A cover plate is fixedly secured to the housing at the periphery. The cover plate defines an inboard surface facing the interior volume and an outboard surface opposite the inboard surface. The outboard surface is opaque in standard ambient light conditions. The dead front actuating assembly also includes a switch that is operatively connected to the inboard surface of the cover plate at a defined location for toggling the device between on and off conditions. The dead front actuating assembly also includes a presence sensor identifying when an operator is disposed adjacent the cover plate. A back light inside the housing illuminates the cover plate such that light passes through the cover plate and out the outboard surface to illuminate the switch for the operator.03-04-2010
20120170267LED LAMP - A light emitting apparatus having a light transmissive envelope and a light emitting diode light source illuminating the interior of the light transmissive envelope. A thin film dissects the light transmissive envelope. The thin film is both refractive and reflective.07-05-2012
20120170266EDGE-LIT MODULAR CEILING TILE LIGHT FIXTURES - A ceiling tile light fixture includes a ceiling tile and a light fixture disposed within the ceiling tile. The light fixture includes one or more light sources and a waveguide for reflecting light from the one or more light sources. A power supply for supplying power to the one or more light sources.07-05-2012
20080259600LIGHTING APPARATUS WITH ADJUSTABLE LENSES OR FILTERS - A lighting apparatus comprises a light panel having a panel frame, and a plurality of LEDs or other light elements secured to the panel frame. Lenses and/or filters are adjusted in distance from the light elements, by for example moving the lenses/filters into different slot positions of the frame, to alter characteristics of the emitted light. Focal lenses, diffusion lenses, and color filters may be used individually or in combination. A compound lens includes lens elements having different characteristics arranged in a pattern. Through groupwise control of the intensity of the light elements, the different characteristics are emphasized or de-emphasized. The light panel may have an integrated battery, and may be mounted on a stand. The panel may be modular, allowing larger panels to be constructed from smaller panels.10-23-2008
20100085749Lighting Device - A method of examining an object containing a polycrystalline material, in which at least one part of the surface of the object is illuminated with substantially isotropic light, as well as a illumination device for carrying out the method. In this manner, the polycrystalline material is less influenced by the different reflection characteristics of individual particles of the polycrystalline material.04-08-2010
20100079991LED LAMP WITH AN IMPROVED SEALED STRUCTURE - An LED lamp includes a housing, a heat sink received in the housing, a plurality of LED modules thermally attached to the heat sink and a cover covering on the housing and engaging with the housing. The cover includes a base plate and an annular flange extending towards the housing from the base plate. The heat sink includes a base and fins extending from the base. The base is mounted on the annular flange of the cover. The fins extend through the cover to be exposed outside. A waterproof gasket is firmly and intimately compressed between the annular flange of the cover and the base of the heat sink, whereby the housing and the base of the heat sink defines a hermetical cavity receiving the LED modules therein.04-01-2010
20110194281LIGHT EMITTING DIODE ROADWAY LIGHTING OPTICS - An optical module for an lighting fixture for providing roadway illumination. The optical module comprising circuit board having a plurality of light emitting diodes (LEDs). A reflector cups surrounds each of the plurality of LEDs, the cup comprises a narrow end surrounding the LED and a larger opening at a second end opposite the LED. A refractor lens cover comprising a plurality of molded lens, each lens positioned at the second end of the reflector cups.08-11-2011
20110194280LED LIGHT SOURCE FOR HAZARDOUS AREA LIGHTING - An LED light source is disclosed that is configured to be retrofit to an existing lamp fixture. The existing lamp fixture is of the type including a ballast housing for providing electrical power. The retrofit assembly includes a central support connectable to the ballast housing. A circuit board is mounted to the support. The circuit board includes one or more LEDs. A dome is mounted to the support and covers the LEDs. A circumferential heat sink is mounted around the support and extends radially beyond the ballast housing to carry heat directly away from the circuit board and support.08-11-2011
20110194279LED LIGHTING DEVICE WITH LED LAMPS PROTECTED FROM FALLING OFF - A LED lighting device includes a LED module and a diaphanous cover. The LED module includes a circuit board and a plurality of LED lamps. Each of the LED lamps includes a lens unit and a LED package. The lens unit includes a lens body, a frame and at least one pillar. The frame extends from a periphery of the lens body and is mounted on bottom of the circuit board. The pillar extends downward from a bottom surface of the frame. The LED package is mounted in the frame, and has a light emitting surface facing the lens body and a back surface joined to the bottom of the circuit board. The diaphanous cover abuts upward against all distal ends of the pillars of the LED lamps and is secured on the circuit board of the LED module.08-11-2011
20090122541Light source unit - A light source unit includes a linear light source portion including a plurality of glass-sealed LEDs, a heat radiation portion including a heat radiation plate connected to the linear light source portion, and a case including an outside wall that is disposed apart from the linear light source portion and the heat radiation portion, a support portion connecting the outside wall to heat radiation portion, and a vent hole formed in the outside wall.05-14-2009
20090122540LIGHTING DEVICE - The invention discloses a lighting device, comprising at least one light source, a light source holder for holding the at least one light source, at least one microstructure member for deflecting light from the at least one light source, and at least one supporting member for maintaining the predetermined distance between the at least one light source and the at least one microstructure member.05-14-2009
20090122539Light-emitting decorating device - A light-emitting decorating device includes a framework, a light-transmitting cover and at least one light source. The framework is a hollow construction and comprises a plurality of supporting brackets and a plurality of decorating brackets provided between the supporting brackets. The light-transmitting cover is provided inside the framework, thereby the framework and the light-transmitting cover together constituting the profile of the light-transmitting decorating device. The light source is provided in the interior of the light-transmitting cover. Via the above arrangement, a light-emitting decorating device can be achieved, thereby generating a better visual effect and adding a novel and shining effect to the whole profile.05-14-2009
20090122538LIGHTING ORNAMENT INCLUDING HOLOGRAPHIC ELEMENTS - A decorative lighting apparatus comprising a structure, a plurality of light emitting elements, and a plurality of diffractive elements connected to the structure such that the plurality of light emitting elements is configured to emit light through the plurality of diffractive elements to a viewer to create multiple diffractive patterns.05-14-2009
20090122537Backlight Module Having Two Optical Sheets - An backlight is provided, the backlight includes a case, pluralities of light sources, pluralities of needles, pluralities of supporting portions, a first optical sheet, a second optical sheet, and pluralities of first microstructures. The light sources are disposed inside the case, the needles are disposed on the bottom surface of the case, and the supporting portions are disposed on the needles. The first optical sheet is supported on the top of the needles. The second optical sheet placed under the first optical sheet has pluralities of holes, and the needles penetrate the holes. The second optical sheet is supported on the supporting portions. The first microstructures are disposed on the first optical sheet or on the second optical sheet to provide light condensing function.05-14-2009
20130083525LIGHT EMITTING DIODE LIGHTING MODULE - A light emitting diode (LED) lighting module is provided including an LED array, and at least one of a diffusing portion and a reflecting portion. The LED array, equipped with at least one LED, may include a side wall which surrounds the at least one LED . The diffusing portion may be detachably coupled to the LED array and may include a diffusion plate which diffuses light emitted from the at least one LED The reflecting portion may be detachably coupled to one of the LED array and the diffusing portion and may reflect light emitted from the at least one LED. The LED array may be selectively coupled with the diffusing portion, the reflecting portion, or both the diffusing portion and the reflecting portion.04-04-2013
20100157590CONDENSING ELEMENT SYSTEMS AND METHODS THEREOF - A condensing element system and method thereof includes a first section for each of one or more condensing elements and a second section for each of the one or more condensing elements. The first section for each of one or more condensing elements provides substantially total internal reflection of light entering at a base of the first section. Each of the second sections is optically coupled to one of the first sections and has an output surface with one or more peaks and one or more troughs. The first and second sections for each of the condensing elements are each configured so a half-power angle of the light output from the second section is less than the half-power angle of the light entering the first section.06-24-2010
20100157593LED LAMP - An LED lamp includes a bracket, a supporting plate mounted on the bracket, and a plurality of LED modules mounted on the supporting plate. The bracket includes a bottom plate, two sidewalls and two engaging portions. The two sidewalls respectively connect to two opposite sides of the bottom plate and extend upwardly from the bottom plate. Two protruded portions respectively obliquely extend from inner surfaces of the two sidewalls to define two grooves therebelow, respectively. The supporting plate has two opposite sides respectively slidably received in the grooves. A bottom surface of the supporting plate thermally contacts with a top surface the bottom plate. The LED modules are mounted on a top surface of the supporting plate.06-24-2010
20120176790LED Light Fixture - An LED floodlight fixture includes a housing, an LED heat sink secured to the housing and an LED arrangement mounted on the heat sink in non-water/air-tight condition with respect to the housing. The heat sink including (i) a base having an LED-adjacent surface and an opposite surface and (ii) a heat-dissipating section having heat-dissipating surfaces extending from the opposite surface. The LED arrangement is mounted to the LED-adjacent surface in non-water/air-tight condition with respect to the housing. The housing preferably forms at least one venting gap to provide cool-air ingress to and along the heat-dissipating surfaces by upward flow of heated air therefrom. The base of the heat sink has one or more venting apertures to provide cool-air ingress to and along the heat-dissipating surfaces by upward flow of heated air therefrom.07-12-2012
20130135858LIGHTING BULB - A lighting bulb is provided. The lighting bulb has a housing, a lighting unit and an electrical connector. The housing is configured for accommodating a circuit board and a heat-dissipating sealant is filled in the housing. The lighting unit is coupled to the circuit board for emitting the light and the electrical connector is configured for providing power to the circuit board and the lighting unit. A protruding member disposed on the inner surface of the housing and the circuit board form a mechanical interference against the floating force of the heat-dissipating sealant to the circuit board.05-30-2013
20130135857LIGHT-EMITTING DIODE ROAD LAMP STRUCTURE - A light-emitting diode road lamp structure includes a seat body and a plurality of tube bodies. The seat body includes an accommodation space to accommodate a circuit unit. The tube bodies are juxtaposedly connected to an outside of the seat body, a plurality of light-emitting (LED) units accommodated in the tube bodies are electrically connected to the circuit unit, and an interspace is formed between each of the tube bodies and the tube body abutted therewith, thereby providing the road lamp with a better heat-dissipation efficiency by the air flow passing through the interspace, maintaining the luminous efficiency of the LED units, and extending the life span of the LED units.05-30-2013
20100118530LIGHT-EMITTING APPARATUS - The light-emitting apparatus (05-13-2010
20100073925FLAT AND THIN LED-BASED LUMINARY - A light emitting device is provided, comprising a light guide plate (03-25-2010
20130077303LIGHTING DEVICE - A lighting device including: a light-emitting device unit including one or more light-emitting devices; a first reflector which faces the light-emitting device unit and reflects light emitted from the light-emitting device unit; and a second reflector which faces the first reflector and reflects light reflected by the first reflector.03-28-2013
20130077300DISPLAY BOX LIGHTING MODULE - A lighting system comprising a system housing, a plurality of lighting units and first and second conductors electrically connected to said plurality of lighting units. The lighting units comprising a housing including a top portion and a bottom portion, a plurality of light emitting elements on a printed circuit board (PCB) within said housing. The top portion and bottom portion adapted to be coupled together to form the housing and form a seal to protect the components within the housing. The top portion further configured to comprise light altering characteristics so as to direct and shape emitted light from the plurality of light emitting elements.03-28-2013
20130077305LED INGROUND LIGHT - Systems and devices are disclosed that can be aimed by external adjustment devices/features/means without the need to open the sealed LED module. Heat from the LEDs and/or LED mounting assembly can be transferred to the outside air while the module is tilted, e.g., up to 15 degrees, or more, from vertical. Additionally, the modular structure of the inground LED light can allow for upgrade/renewal of associated electronics with only minor disassembly. Moreover, the thermal dissipation/management afforded by the designs of embodiments can allow for an increase of the LED useful service life. The sealing of the inground light unit can preclude the chance of an end user (e.g., service technician) from causing the unit to leak and thereby cause premature failure.03-28-2013
20130077302LIGHT-EMITTING CIRCUIT AND LUMINAIRE - According to one embodiment, a light-emitting circuit includes a substrate, a conductive section formed on the substrate, a plurality of light-emitting elements electrically connected to the conductive section and mounted on the substrate, a sealing member including phosphors provided to cover the light-emitting elements, and a diffusion layer provided to cover the sealing member such that light emitted from the sealing member is made incident on the diffusion layer, the diffusion layer including a plurality of columnar sections perpendicular to the front surface side of the sealing member.03-28-2013
20130077304LIGHTING SYSTEM HAVING A MULTI-LIGHT SOURCE COLLIMATOR AND METHOD OF OPERATING SUCH - A lens is provided which is elongated along an axis so to accommodate a linear array of LEDs, the elongation of the lens resulting in a corresponding elongation of the beam output pattern; in practice, the axis of elongation may be oriented so to suit a target area or some portion thereof. A methodology is provided for use with said lens so to evaluate various factors such as droop, heat management, and light output for a given combination of light sources and luminaire design. Alternative designs of lens, as well as alternative optical devices, are also presented for use with said methodology.03-28-2013
20130077301LIGHT SOURCE UNIT, LIGHT SOURCE DEVICE INCLUDING LIGHT SOURCE UNIT, AND LUMINAIRE INCLUDING LIGHT SOURCE DEVICE - According to one embodiment, a light source unit includes a light source module including at least one light emitting device and a main body. The main body includes a setting surface section on which the light source module is set, a thermal radiating section disposed around the setting surface section and configured to radiate heat received from the light source module, and a thick section arranged between the setting surface section and the thermal radiating section and including an inclined plane that has thickness larger than the thickness of the setting surface section and inclines in an irradiation direction from the light source module toward the outer side.03-28-2013
20130083523REAR ILLUMINATED PANEL - A rear illuminated panel includes a base member having first and second opposing sides and a pair of guide grooves formed on the first side of the base member. The panel further includes a translucent thermoplastic sheet of material having rubber channel strips on opposing longitudinal sides of the sheet of material. The sheet of material is disposed within the guide grooves of the base member such that channel strips prevent vibration of the sheet of material within the guide grooves. The panel still further includes an LED strip having a plurality of LEDs and disposed within a cavity formed by the base member and the sheet of material, wherein light from the LEDs illuminates the sheet of material. The second opposing side of the base panel is adapted to be fastened to a structure. Exemplary suitable structures include a locking rail and an index light.04-04-2013
20130083521OPTICAL LENS, LIGHT-EMITTING DIODE OPTICAL COMPONENT AND LIGHT-EMITTING DIODE ROAD LAMP - The invention is related to an optical lens, a light-emitting diode optical component and a light-emitting diode road lamp. The optical lens formed as a semi-spherical shape includes an uplifting spherical surface and a bottom surface corresponding to the spherical surface. The bottom surface includes an elongate recess concave to the spherical surface and formed with an inner surface corresponding to the spherical surface and two vertical side surfaces adjacent to the inner surface. The inner surface of the elongate recess includes a similar Gaussian distribution curve provided on a section parallel to the vertical side surfaces. A focus is contained in a center of the bottom surface. A light-emitting diode is disposed below the focus of the optical lens. The special outline structure of the optical lens can provide a uniform luminance distribution on an illuminating area.04-04-2013
20130083522Light Fixture Using Light Emitting Diodes - A lighting fixture with a unique modular design is described. The said lighting fixture is comprised of a thermally conductive structure that provides the heat sinking and mounting surfaces for the light emitting diodes, the power supply(s), and the lens optics. The lens optics are designed in such a way as to accommodate a variety of warehouse aisle geometries or cavity ratios.04-04-2013
20130039062Light Fixture With Background Display Using Diffuse Pixels Between Nondiffuse Light Sources - The present invention relates to an illumination device comprising: 02-14-2013
20130039063ANGLED EMITTER CHANNEL LETTER LIGHTING - The present embodiments provide channel letter lighting devices and/or systems. A lighting system, comprising a plurality of electrically connected lighting units, comprising conductors to provide an electrical signal to each of the units. Each of the lighting units comprise a housing, a printed circuit board (PCB) mounted within the housing and having a plurality of tabs and a plurality light emitting elements on the tabs. The tabs are angled in relation of the remainder of the PCB or housing. The electrical signal applied to the light emitting elements causes them to emit light substantially away from said housing. The lighting system further comprises a sealant within the housing filling cavities around the light emitting elements and the cavity around said PCB and a mounting mechanism for mounting the unit to a structure.02-14-2013
20130039060LED Module Having a Double Diffuser - The invention relates to a LED module (02-14-2013
20130039057LED LIGHTING FIXTURE - The invention discloses an LED lighting fixture, which comprises a heat sink, a reflection cup, an LED module, a supporting member, a heat pipe and a vapor chamber, wherein the heat sink is provided with a center hole section and radiating sections; a concave opening is formed at the front end by the surrounding of the radiating section; the reflection cup is arranged at the concave opening; the outside of the reflection cup is surrounded by the heat pipe and makes contact with the radiating section; the LED module is arranged at the bottom of the reflection cup; the supporting member makes contact with the LED module and is arranged at the tail end of the heat pipe; and the vapor chamber is provided with a smoothing section for receiving the LED module and interposing sections for being interposed into the center hole section of the heat sink.02-14-2013
20130039059LUMINOUS MULTIPLE GLAZING UNIT COMPRISING LIGHT-EMITTING DIODES - A luminous multiple glazing unit including: first and second flat glass elements; light-emitting diodes located in an internal space; a reflector including a part fixed to the glazing unit in the internal space; and a first luminous zone associated with the first glass element. In a first configuration, the reflector has a central reflective area for reflecting at least 30% of total flux emitted by the diodes in the group onto a first mechanism scattering light, or, in a second configuration, the reflector forms a beam splitter and has a double-image central reflective area of a first central area for reflecting first central rays onto a first mechanism scattering light and a second central area for reflecting second central rays onto a second scattering mechanism, the reflector reflecting at least 30% of total flux emitted by the diodes in the group.02-14-2013
20130039061LIGHT DISPLAY METHOD AND LIGHT DISPLAY DEVICE - [Purpose] A light display method is capable of providing planar light displays of various types of characters with increased degrees of freedom, by using a plurality of point light sources and making light source units interchangeable on a point light source basis.02-14-2013
20130039058LIGHTING APPARATUS - Provided is a lighting apparatus including: a plurality of light-emitting devices; a mounting portion on which the plurality of light-emitting devices is disposed; and a light guide cover which guides light emitted from the plurality of light-emitting devices to the outside.02-14-2013
20130039056LIGHTING APPARATUS - A lighting apparatus is disclosed. The disclosed lighting apparatus omni-directionally radiates light emitted from a light emitting diode (LED) in a uniform light intensity. The lighting apparatus may include at least one LED and a reflector to reflect light emitted from the at least one LED. The reflector may include openings that are positioned to correspond to a position of a respective LED. The LED may emit light in a first direction and the reflector may reflect the light in a second direction such that a difference in light intensity at any angle within a first range between 0° to 135° with respect to the first direction is less than or equal 20% of an average light intensity of the entire range, and a light flux within a second range between 135° to 180° is greater than or equal to 5% of the total flux.02-14-2013
20130039055LIGHT FIXTURE HAVING MODULAR ACCESSORIES AND METHOD OF FORMING SAME - A light fixture (02-14-2013
20130033864LED FRONT LIGHTING ARRANGEMENT - A lighting arrangement for use in automotive front lighting and a method of producing such an arrangement are described. At least one LED lighting element 02-07-2013
20130033866LED PACKAGE STRUCTURE - A LED package structure includes a substrate unit, a light-emitting unit and a package unit. The substrate unit includes two lead frames, and light-emitting unit including a LED chip electrically connected between the two lead frames. The package unit includes a light-transmitting package body enclosing the light-emitting unit and one part of each lead frame and a lens body integrated with the light-transmitting package body, and another part of each lead frame is exposed from the light-transmitting package body. Therefore, light beams generated by the LED chip pass through the lens body to project a cross light pattern on a plane, the cross light pattern has a concentrated cross light shape and a scattered light shape surrounding the concentrated cross light shape, the luminous intensity of the concentrated cross light shape is substantially the same and larger than the luminous intensity of the scattered light shape.02-07-2013
20130033865Moving Head Light Fixture With Protruding Diffuser Cover And Multiple Light Sources - The present invention relates to a moving head light fixture comprising a base; a yoke connected rotatable to the base and a head connected rotatable to the yoke. The head comprises a number of light sources and a number of light collecting means arranged in the head, where the number of light collecting means collect and convert light from at least one of the light sources into a number of source light beams which are emitted from said head. The head comprises a diffuser cover, which comprises at least one diffuser region. The diffuser region receives and diffuses at least a part of the light and at least a part of the diffuser cover protrudes from the head. The invention relates to a illumination system comprising such a moving head and a diffuser cover protruding from the head of for a moving head light fixture.02-07-2013
20100002435LED LIGHT WITH A DIFFRACTING LENS - The present invention is an underwater light for watertight installation under the waterline of a vessel, for example, within a thru-hull of the vessel, comprising a domed or plano convex diverging lens capable of diverging the light broadly through the water. In a preferred embodiment, the underwater light employs an LED array light source.01-07-2010
20100061093ILLUMINATION DEVICES AND METHODS FOR MAKING THE SAME - The present disclosure is generally directed to illumination devices, and particularly directed to illumination devices utilizing light transmissive layers and methods for making the same. An illumination device and method for making the device are disclosed. The device, in particular, includes a substrate and conductive region disposed on the substrate. One or more light sources, such as LEDs, are disposed on a surface of the substrate and electrically coupled to the electrically conductive region for supply of electric current. The device also includes one or more light transmissive layers disposed on the substrate and the at least one light source to encapsulate light sources and also to control characteristics of light delivery from the light sources as light passes through the light transmissive layers.03-11-2010
20090296387LED RETROFIT LIGHT ENGINE - A light engine is provided including a thermally conductive housing including a generally cylindrical wall defining a cavity, the cylindrical wall includes an inner surface and an outer surface, a plurality of ducted passageways being axially disposed on the outer surface, a light module including at least one light emitting diode (LED) for producing visible light, the light module coupled to a first end of the housing, wherein heat generated by the at least one LED is conducted to the housing, and a current driver circuit arranged on a substrate, the substrate configured to be disposed in the cavity of the housing and electrically coupled to the light module for providing current to the at least one LED. The ducted passageways aid in convective heat dissipation through a “chimney” type of affect.12-03-2009
20130044477LIGHT EMITTING MODULE - Disclosed herein is a light emitting module. The light emitting module according to an exemplary embodiment includes a circuit board having a cavity and including a circuit pattern at a region which does not have the cavity, an insulation substrate disposed in the cavity while being formed, at an upper portion thereof, with at least one pad, and at least one light emitting device disposed on the pad, wherein a joining structure is disposed between a bottom surface of the cavity and a bottom surface of the insulation substrate.02-21-2013
20130128573LIGHT-EMITTING DIODE LAMP - An LED lamp comprises: a lamp base having live and neutral contacts for supplying electrical power to the LED lamp; a substantially hollow lamp holder; a PCB assembly comprising: first and second connection pins; a table portion attached to the top of each of the first and second connection pins; and at least one connecting structure formed at a top surface of the table portion and electrically coupled to the first and second connection pins; an LED PCB comprising at least one LED affixed to a PCB and an LED PCB connector having connector pins electrically coupled to the at least one LED and to the at least one connecting structure of the table portion; and a heat sink being configured to thermally couple to the at least one LED, and a globe having a bottom portion which is thermally coupled to an outer surface of the heat sink.05-23-2013
20100053951LED FLOOR LAMP - An LED floor lamp comprises a main structure, a light shade and a light source, the main structure includes a rod and a base, and the light shade includes a reflecting surface, wherein the rod is fixed on the base, the light shade is mounted on a top end of the rod and the reflecting surface thereof faces upward, the light source is disposed in the light shade and consisted of a plurality of single-packaged light emitting diodes each with a power of more than 12 W. Therefore, the LED floor lamp can provide a high illumination while avoiding energy waste.03-04-2010
20120206912Luminaires and Light Engines for Same - Light engines for inclusion in luminaires. Some embodiments of the light engine include a heat sink, a reflector, and light emitting diodes. Some embodiments of the heat sink include perforations. The reflector includes a reflective surface that extends around at least a portion of the light emitting diodes. In some embodiments, a portion of the reflector is sandwiched between the light emitting diodes and the heat sink. In some embodiments, an end of the reflector terminates above the light emitting diodes to reduce the concentration of light directly above the light emitting diodes but rather distribute the light outwardly from the luminaire.08-16-2012
20100103671LED LAMP - An LED (light emitting diode) lamp includes an upper base plate, a lower base plate spaced from the upper base plate and a plurality of light emitting modules located between the two base plates. The lower base plate defines a plurality of through holes therein. Each light emitting module comprises a heat sink sandwiched between the two base plates, an LED module embedded in a bottom surface of the heat sink and a lens engaging with the bottom surface of the conductive cylinder to enclose the LED module therein. A lower portion of each lens extends downwardly through a corresponding through hole.04-29-2010
20130033863LINEAR LIGHTING SYSTEM - Embodiments of the invention are directed toward a lighting system that includes a primary optic having a length, a plurality of discrete light sources disposed along an axis, and a ribbed refractor. The ribbed refractor can include a plurality of linear ribs that are arranged substantially perpendicular to the line of discrete light sources. The ribbed refractor can refract light from the plurality of discrete light sources into a continuous line of light as viewed along the length of the primary optic, thereby masking the discrete nature of the light sources. In some embodiments, the ribbed refractor does not substantially alter the photometric distribution of light perpendicular to the axis.02-07-2013
20130033862External Ballast Fixture - An external ballast fixture includes a top panel plate having sidewalls, lamp sockets connected to the top panel plate and lamps mounted to the lamp sockets. The sidewalls enclose the lamps. A ballast panel opening is formed on the top panel. The ballast panel opening has a ballast panel opening left side and a ballast panel opening right side. A ballast panel has a concave area. The ballast panel has a ballast panel left edge and the ballast panel has a ballast panel right edge. The ballast panel left edge connects to the fixture top panel at a ballast panel opening left side.02-07-2013
20100110679LIGHT EMITTING DIODE LIGHT MODULE AND OPTICAL ENGINE THEREOF - An optical engine of a light emitting diode (LED) light module comprises a heat dissipation device, an LED light bar and an optical component. The heat dissipation device comprises a base plate and a plurality of fin plates vertically welded onto a surface of the base plate. The LED light bar is disposed on an opposite surface of the base plate so that the LED light bar can dissipate heat through the fin plates. The optical component having a space for accommodating the LED light is provided to form a desired light distribution pattern.05-06-2010
20100110678LIGHT-EMITTING DIODE TUBE STRUCTURE - The present invention relates to a light-emitting diode (LED) tube structure, which comprises a lamp cover and a light-emitting assembly. The light-emitting assembly is disposed under the lamp cover; and a condenser film or a diffuser film is disposed above the light-emitting assembly. By using the condenser film or the diffuser film, the light emitted by LEDs can be condensed or diffused for using.05-06-2010
20090154157LIGHT EMITTING UNIT AND OPTICAL FILM ASSEMBLY THEREOF - An optical film assembly is applied to a light emitting unit which has at least two light sources for emitting light beams respectively. The optical film assembly includes a first prism element and a first diffusion element. The first prism element, which is a sheet thinner than 0.5 mm, has a first substrate and at least one first prism layer disposed on the first substrate. The first diffusion element, which is a sheet thinner than 0.5 mm, is disposed adjacent to the first prism element. The light beams are emitted to the first prism element or the first diffusion element directly. The light sources have a plurality of projection points which are projected to a light-emitting surface of the optical film assembly. The gain of each projection point is less than 1.06-18-2009
20130027931LAMP AND ILLUMINATING DEVICE WITH LIGHT SOURCE OF SOLID STATE LIGHT EMITTING ELEMENT - A lamp including a solid-state light emitting element as a light source, includes a base, a light emitting module, and a drive circuit section. The base is attached to an external apparatus when the lamp is used, and is supplied with power. The light emitting module includes one or a plurality of solid-state light emitting elements. The drive circuit section lights the light emitting module by using power received from the base. The base, the light emitting module, and the drive circuit section are arranged in this order. The light emitting module is thermally connected to the base.01-31-2013
20130027930LED MODULE - An LED module 01-31-2013
20130027929Exchangeable Multi-Lensing System for Multi-Application LED Lighting - There is provided an LED light fixture including a housing adapted to be mounted a predetermined height above a surface. The housing includes at least one LED emitter situated so as to emit light toward the surface below the housing. A first lens plate is provided and is removably attached to the housing. The first lens plate has a first opening therein and a first lens having a first angle of light dispersion is received in the opening. The opening of the first lens plate is aligned with the LED emitter so that the first lens controls the footprint of the pattern of light from the LED emitter which impinges upon the surface.01-31-2013
20130027928LIGHTING APPARATUS - A lighting apparatus is disclosed. The lighting apparatus may be an omni-directional LED lamp. The lighting apparatus may include a heat sink and a first substrate disposed over the heat sink. A second substrate may be mounted to a connector provided on the first substrate. The second substrate may include at least one LED mounted on a surface of the second substrate. The second substrate may be mounted in the connector such that the surface of the second substrate is positioned at a prescribed angle with respect to the upper surface of the first substrate. Various types of reflectors are disclosed that reflect light in a prescribed angular range with uniform intensity. A bulb may be provided over the heat sink to surround the LEDs. Moreover, a power module may be electrically connected to the connector to provide power to the LEDs.01-31-2013
20130027927FLOATING LIGHT LUMINAIRE - A luminaire comprising a waveguide having one or more sides and a frame. The frame includes at least one light module configured to direct light into the one or more sides of the waveguide. The waveguide includes a light emitting region at least substantially surrounded by a non-light emitting region.01-31-2013
20130027926LIGHT SOURCE MODULE - A light source module includes a circuit board, a light-emitting diode, a lens, and a lamp screen. An upper surface of the lens has a first recessed portion including a flat surface and a curved side surface. The flat surface is at the center of the upper surface. The curved side surface surrounds the flat surface and stretches to the flat surface from a side surface of the lens to form the first recessed portion. A lower surface of the lens has a second recessed portion defining a recessed space and includes a curved surface and a sidewall portion. The curved surface is a convex surface and opposite to the flat surface. The sidewall portion surrounds the recessed space. An inner surface of the sidewall portion is concaved. The light-emitting diode is disposed in the recessed space. The lamp screen is used to diffuse the light passing through the lens.01-31-2013
20100027256OPTICAL ELEMENT FOR ARRAYED LIGHT SOURCE AND LIGHT EMITTING DEVICE USING THE SAME - An optical element for arrayed light source has a bar-like optical element and a light guide portion, which is a bar-like part formed on an incident portion side of the optical element portion, has a totally reflecting portion which causes emitted light from each of a plurality of LED that has an angle not less than a prescribed angle relative to an optical axis plane of the optical element portion to be totally reflected toward a plurality of concavo-convex reflecting portions provided between two LEDs adjacent to each other, the plurality of LEDs being arranged in a linear manner or an annular manner. The light guide portion guides, to the incident portion of the optical element portion, light reflected in each of the plurality of concavo-convex reflecting portions and emitted light that has an angle less than the prescribed angle.02-04-2010
20100027255LIGHT BOX APPARATUS - A light box apparatus comprises at least one light source, a frame, and a light guide plate. The frame, the side frames of which are made of metallic formed bars, has an accommodation space. The light guide plate, disposed in the accommodation space, has a lateral side. The frame has at least one side frame edge, which has an inlay groove adjacent to the lateral side, and the light, emitted from the light source disposed in the inlay groove, passes through the lateral side and transmits in the light guide plate.02-04-2010
20090086481Diverging Reflector - A recessed light fixture includes an LED module, which includes a single LED package that is configured to generate all light emitted by the recessed light fixture. For example, the LED package can include multiple LEDs mounted to a common substrate. The LED package can be coupled to a heat sink for dissipating heat from the LEDs. The heat sink can include a core member from which fins extend. Each fin can include one or more straight and/or curved portions. A reflector housing may be coupled to the heat sink and configured to receive a reflector. The reflector can have any geometry, such as a bell-shaped geometry including two radii of curvature that join together at an inflection point. An optic coupler can be coupled to the reflector housing and configured to cover electrical connections at the substrate and to guide light emitted by the LED package.04-02-2009
20130083526LIGHT-EMITTING DEVICE AND PRODUCTION METHOD FOR SYNTHETIC RESIN GLOBE FOR SAID LIGHT-EMITTING DEVICE - A synthetic resin globe for a light-emitting device is produced by molding an intermediate product with an injection molding die, softening the intermediate product in a heating apparatus, expanding it with compressed air in a die to form a globe shape, transferring a concavo-convex shape formed in a core of the injection molding die to form a concavo-convex shape on an inner wall of the intermediate product, so that the concavo-convex shape can be easily formed into a desired shape in a lower part of an inner wall of the globe.04-04-2013
20130083524MOISTURE PROTECTED ILLUMINATED LIGHT STRIP - The present invention provides an illumination device having a frame with an upper surface and a pair of opposing walls extending upward from lateral sides of the upper surface, a printed circuit board with a plurality of light emitting diodes that is secured to the upper surface of the device's frame, and an encapsulating material that substantially surrounds the printed circuit board to prevent the printed circuit board from being exposed to moisture and other elements.04-04-2013
20100067223Lighting system cover including AR-coated textured glass, and method of making the same - Certain example embodiments relate to lighting system covers that include AR-coated textured glass, and/or methods of making the same. In certain example embodiments, at least one light source is provided proximate to a cover comprising a glass substrate. The glass substrate includes an anti-reflective (AR) coating on the surface that is closer to the at least one light source, and the glass substrate is textured (e.g., such that it is substantially prismatic in texture) on the surface opposite the AR-coated surface. The surface of the glass substrate on which the AR coating is formed may be a flat, irregular, or textured matte. An optional AR coating also may be formed on the textured surface of the glass substrate.03-18-2010
20100328944LIGHTING ELEMENT - A lighting element for which it is possible to assemble various lighting arrangements includes at least one light source, a reflecting surface and elements for supplying power to the light source, which is kept substantially above the reflecting surface supported by a support element, whereby light emitted everywhere by the light source can be effectively utilized. The reflecting surface directs the light substantially in the lighting direction of the lighting element past the light source. Around the light source, there is a collar structure manufactured of light-reflecting material which controls the light substantially in the lighting direction. Covers and a stand of the lighting elements are designed such that it is possible to join the lighting elements together to form a lighting arrangement. In the reflecting surface, there can be a protrusion which reflects light fallen on it past the light source in the lighting direction. The light sources obtain their power via the support elements.12-30-2010
20120182734LED ILLUMINATION UNIT, LED ILLUMINATION DEVICE, AND LED ILLUMINATION SYSTEM - The present invention provides an LED (Light Emitting Diode) illumination unit, an LED illumination device, and an LED illumination system with better visual effect. The LED illumination unit includes: a substrate, having a carrying surface with an x direction as a length direction and a y direction as a width direction and facing a z direction; a plurality of LED chips, supported by the carrying surface of the substrate; a casing, allowing the light emitted from the LED chips to penetrate and covering the LED chips; and a heat dissipation component, having a pair of outside surfaces being planar, and mounted with the substrate and the casing, wherein the pair of outside surfaces is configured opposite and parallel to each other in the y direction at an interval, and is longer than the substrate in the x direction.07-19-2012
20120182733FLAT LED LIGHTING DEVICE - A flat LED lighting device may include a flat LED light source having a plurality of light emitting diodes (LED) devices, a diffuser for scattering a light from the LED devices, a glare preventive member for preventing as a side glare, and an intermediate layer provided between the diffuser and the glare preventive member. The intermediary layer may have a different refractive index than the diffuser. The glare preventive member may include a transparent plate and a plurality of micro-lenses on the transparent plate for changing a distribution of the light.07-19-2012
20130070458HEAT DISSIPATING DEVICE FOR LED BULB AND LED BULB WITH HIGH HEAT DISSIPATION - A heat dissipating device (03-21-2013
20130070455LED LIGHTING FIXTURE - A method of designing a lighting panel includes the steps of determining a level of lumen output to be achieved from the lighting panel, selecting one or more types of LEDs having a predetermined light intensity and light output angle, calculating the number of LEDs required to achieve the level of lumen output, and arranging the LEDs in an array. The LEDs are oriented such that the light output angle is centered on a light diffuser panel. The LEDs are spaced in the array and spaced from the light diffuser panel such that the light output from LEDs overlaps on the light diffuser panel such that the light transmitted through the diffuser panel appears consistent across the light diffuser panel to the human eye and achieves the determined level of lumen output.03-21-2013
20130070457ILLUMINATING DEVICE - According to one embodiment, the illuminating device of the embodiment has a base part and multiple light emitting elements; the illuminating device includes a supporting part, which is arranged on one end of the base part, and which at least partially encloses an internal space. The supporting part also has an outer surface exposed to the ambient atmosphere. The multiple light emitting elements are disposed on the inner surface side of the supporting part so that at least light emitting surfaces of the light emitting elements are in contact with the supporting part.03-21-2013
20130070456LIGHTING DEVICE - A lighting device may be provided that includes: a heat sink which includes a top surface and a member which has a side and is disposed on the top surface; a light source which includes a substrate disposed on the side of the member and light emitting devices disposed on the substrate, and has a reference point; and a cover which is coupled to the heat sink and includes an upper portion and a lower portion, which are divided by an imaginary plane passing through the reference point and being parallel with the top surface of the heat sink, wherein a distance from the reference point of the light source to the upper portion of the cover is larger than a distance from the reference point of the light source to the lower portion of the cover.03-21-2013
20130070454Modular Light Emitting Diode (LED) Lamp - An LED lamp (03-21-2013
20130051015LIGHTING MODULE - A lighting module (02-28-2013
20130051014LIGHTING SYSTEM AND LIGHT SOURCE UNIT FOR SUCH A SYSTEM - A lighting system is disclosed comprising a light source unit (02-28-2013
20130051013BULB TYPE SEMICONDUCTOR LIGHT-EMITTING DEVICE LAMP - A bulb-type semiconductor light-emitting device lamp having wide light distribution characteristics which are similar to those of a typical incandescent bulb is provided. The semiconductor light-emitting device lamp includes: a plurality of light-emitting devices that are arranged such that light is emitted therefrom toward a central axis of the bulb-type semiconductor light-emitting device lamp. Also, the bulb-type semiconductor light-emitting device lamp includes a heat dissipation structure having a plurality of installation surfaces that surround the central axis and are separated from each other, wherein each of the plurality of light-emitting devices includes one or more light-emitting devices.02-28-2013
20130051012RECESSED LIGHT HAVING A BASE BODY AND A DOME-SHAPED REFLECTOR - The invention relates to a recessed light having a base body for holding a light source and a dome-shaped reflector which can be detachably fastened to the base body by means of a connecting element. The connecting element is designed such that an optical element for influencing the emission of light is accommodated and fixed when the base body and the reflector are fitted together.02-28-2013
20130051007ANNULAR-ARRANGED LAMP CAPABLE OF BACKWARD PROJECTING BY CONCAVE SPHERE - The annular-arranged lamp capable of backward projecting by concave sphere provided by this invention is mainly provided with a side of an annular heat dissipation device being installed with light emitting devices (02-28-2013
20130051011LED LIGHTING DEVICE - The invention relates to a LED lighting device LLD) comprising a heat spreader, having a front side and a back side; LEDs mounted on a PCB positioned on the front side of the heat spreader; a reflector or lens covering the LEDs; a socket for being received by an electrical supply system; optionally a base part; electronic driver components mounted on the back side of the heat spreader or inside the socket or base part; electrical leads or wiring system connecting the socket, the electronic driver components and the heat spreader; and a housing, optionally encapsulating the electronic components and the electrical leads or wiring system, being in thermally conductive contact with the heat spreader, wherein the housing is made of an thermally conductive, electrically conductive plastic material (TC/EC-material-A), covered with a protection layer consisting of an electrically insulating material (EI-material-B), on the outside of the housing.02-28-2013
20130051008Lighting system and method of deflection - The present invention includes a removable lighting assembly containing: a housing; a solid state lighting unit contained within the housing and electronically communicating with the housing; and a deflector fixed about the solid state lighting unit for deflection of the light emanating therefrom.02-28-2013
20130088864ANGLED STREET LIGHT FIXTURE - The present disclosure relates generally to a modular angled light engine. In one embodiment, the modular angled light engine includes a center portion comprising an interlocking feature to connect to a second modular angled light engine and at least one housing coupled to the center portion. The at least one housing includes a heat sink coupled to a first side of the at least one housing, at least one light emitting diode (LED) coupled to an interior volume of the at least one housing and a lens covering the at least one LED and coupled to a second side of the at least one housing.04-11-2013
20130088866LED STREET LIGHT - A one piece heat sink LED platform body for a streetlight with an integrally formed hemispherical protuberance, a LED cluster, a lens cover, a LED driver, an array of cooling fins, and a fiber optic cable.04-11-2013
20130088865LIGHT FIXTURE WITH INTERCHANGEABLE HEATSINK TRAYS AND REFLECTORS - An illustrative lighting system provides a single light housing and an associated lens cover that together interchangeably receive one of a selection of heat sink trays and one of a selection of light reflectors. Each of the selection of heat sink trays includes a different number and/or orientation of light emitter packages. Each the selection of light reflectors includes openings and surfaces matching the number and orientation of light emitter packages for one of the selection of heat sink trays.04-11-2013
20100002430INDEPENDENTLY DETACHABLE LIGHT-EMITTING DIODE LIGHT SOURCE MODULE - An independently detachable light-emitting diode light source module adapted to be installed in a luminarie having an opening and an accommodating cavity, is provided. The independently detachable light-emitting diode light source module includes an installing device, a light-emitting diode array, and a secondary optical light guide plate. The light-emitting diode array and the secondary optical light guide plate are disposed on the installing device. The light source module is disposed inside the accommodating cavity and is assembled in the luminarie via the installing device, and the opening exposes the light-emitting diode light source module.01-07-2010
20090067170Compact Optical System and Lenses for Producing Uniform Collimated Light - An optical system includes a cylindrical side emitter lens, a reflector and a cylindrical Fresnel lens to produce a substantially uniformly illuminated exit plane with well collimated light in the forward direction. The cylindrical side emitter lens redirects light from a light source, such as a number of light emitting diodes placed in a straight line, into side emitted light along an optical axis that is parallel with the exit plane. The reflector may be a stepped multi-focal length reflector that includes multiple reflector surfaces with different focal lengths based on the surfaces distance to the light source and height to redirect light from the cylindrical side emitter lens to illuminate the exit plane and collimate the light along one axis in the forward direction. The cylindrical Fresnel lens is used to collimate the light along an orthogonal axis in the forward direction.03-12-2009
20090303716LIGHT ASSEMBLY - A light assembly is disclosed which can include an LED array and a reflector. The LED array can include a plurality of LEDs which are disposed such that each LED is substantially aligned to define a focal axis. Each LED can emit light substantially along an optical output axis, with each optical output axis being perpendicular to the focal axis. The optical output axis of the LED array can be disposed in intersecting relationship with the reflector surface. The reflector can be defined by a curve section defined with respect to a principal axis. The principal axis and the output axis of the LED array can be in non-parallel relationship with each other. The optical output axis of the LED array can be substantially perpendicular to the principal axis of the curve section of the reflector.12-10-2009
20090303715LIGHT SOURCE MODULE HAVING A PLURALITY OF LIGHT-EMITTING ELEMENTS AND ILLUMINATION APPARATUS - A light source module has a reflector having a light reflection face and a plurality of light emitting elements. The light reflection face is curved in a circular arc shape in a width direction of the reflector and extends in a longitudinal direction of the reflector. The light emitting elements are arranged in a center portion in the width direction of the light reflection face and are arranged linearly along the longitudinal direction of the reflector.12-10-2009
20090303714ADJUSTABLE LIGHT - An adjustable illumination apparatus includes an illumination source having a housing carrying an illuminatable element. A mount is adapted to surround an imaging system lens. An extensible and retractable support has first and second ends mounts the illumination source to the mount. First and second connections movably couple the first and second ends of the support to the mount and the illumination source. The support includes one or more telescoping legs or a cross link bar assembly. In one aspect, the apparatus includes multiple illumination sources. The connections allow each illumination source to be independently positioned relative to other illumination sources. The illuminatable elements in each illumination source may be independently controlled.12-10-2009
20100271819LIGHTING ASSEMBLIES AND SYSTEMS - The present disclosure relates to illumination or lighting assemblies and systems that provide illumination using LEDs. In one aspect, the present disclosure provides a lighting assembly, comprising: multiple light emitting diodes that emit light; an optical system that directs the light emitted by the light emitting diodes, the optical system positioned adjacent to light emitting diodes; and a cooling fin including a two-phase cooling system, the cooling fin positioned adjacent to the light emitting diodes such that the two-phase cooling system removes heat from the light emitting diodes. In another aspect, the present disclosure provides a lighting system including multiple lighting assemblies. The lighting assemblies and systems of the present disclosure can be used in, for example, a street light, a backlight (including, for example, a sun-coupled backlight), a wall wash light, a billboard light, a parking ramp light, a high bay light, a parking lot light, a signage lit sign (also referred to as an electric sign), static signage (including, for example, sun-coupled static signage), illuminated signage, and other lighting applications.10-28-2010
20100097802LIGHT COLLECTION SYSTEM FOR AN LED LUMINAIRE - A light beam collection engine 04-22-2010
20120218757LIGHTING APPARATUS USING LIGHT EMITTING DIODES - Provided is a lighting apparatus using light emitting diodes (LEDs) having a lateral heat radiation unit structure that can maximize heat radiation effect by employing an air vent structure causing atmospheric pressure difference between both side ends of an air circulation path. The lighting apparatus comprising a housing having a power supply accommodation space therein, a heat radiation unit that comprises an LED module accommodation groove that is installed on the top of the housing and having at least one inclined surface or mounting surface on which the LED module is mounted, and a number of fins that are formed on the outer circumferential surface of the LED module accommodation groove, an air circulation path that is lengthily formed between the housing and the heat radiation unit.08-30-2012
20120218756Lighting Device Comprising a Bulb - A lighting device (08-30-2012
20120218755LED Lamp Having a Cooling Body - The invention relates to an LED lamp (L), having a light-emitting means with at least one LED, and a heat sink (K08-30-2012
20120218754SIGNALING SYSTEM HAVING IMPROVED CONTRAST RATION - The invention relates to a signaling system comprising at least one light-emitting device (08-30-2012
20120218753ELECTRONIC DISPLAY - An apparatus includes a first electronic display, a second electronic display generally parallel to and facing away from the first electronic display, and a bracket. The first electronic display is mounted to a first side of the bracket and the second electronic display is mounted to a second side of the bracket. The bracket is dimensioned to extend across a width of a top arm of a basketball hoop stanchion such that the first electronic display at least partially covers a first side of the top arm and the second electronic display at least partially covers a second side of the top arm.08-30-2012
20120218752LIGHT SOURCE MODULE AND OPTICAL MEMBER - A light source module includes: a light source; a lighting curtain that partially blocks light from the light source; and a reflective layer that is provided on the lighting curtain and that has a planar shape smaller than the lighting curtain.08-30-2012
20120218751LED area light fixture - An LED area light fixture for street, roadway or large area illumination including upper and lower, elongated, substantially semi-cylindrical, metallic shells spaced from and attached to each other wherein the upper shell is configured from a plurality of elongated, rectangular, angled strips with a plurality of elongated, rectangular PCB strips attached thereto and a plurality of linearly spaced high intensity LEDs embedded in each of the PCB strips and wherein the lower shell has a plurality of openings therein. A plurality of light diffusing lenses and light focusing cones are positioned in alignment with and between the LEDs and openings in the lower shell for providing uniform illumination below the LED light fixture. A heat conductive means is made integral with the PCB strips and the metallic upper shell in order to dissipate the heat generated by the high intensity LEDs during operation of the LED area light fixture.08-30-2012
20100097801LED LIGHT STICKS AND LAMP BARS - A light bar includes two ends separated by a long axis, and at least one LED light source at one or both ends, and no LED light sources along the long axis.04-22-2010
20100097799LED LIGHTING FLOOD LAMP HAVING DOUBLE HEAT DISSIPATION PLATE STRUCTURE USING NANO SPREADERS - An LED lighting flood lamp having a double heat dissipation plate structure using nano spreaders are provided, in which the double heat dissipation plate structure is formed by installing the nano spreaders having high heat diffusion inside the lamp and forming heat dissipation plates on upper and lower parts of the nano spreaders, and heat dissipation pins are arranged in zigzag on the upper part of the upper heat dissipation plate, so that the heat dissipation efficiency is maximized, and the lamp has a slim external appearance without being limited in installation space. The LED lighting flood lamp includes LEDs, an LED mounting substrate on which the LEDs are mounted, nano spreaders mounted on an upper side of the LED mounting substrate, an upper heat dissipation plate fixed to an upper side of the nano spreaders and having a plurality of heat dissipation pins formed on an upper surface thereof, a lower heat dissipation plate fixed to a lower part of the LED mounting substrate, and a diffusion lens plate fixed to a lower part of the lower heat dissipation plate.04-22-2010
20100097800led-based lighting method & a lighting fixture - An LED based lighting method and a lighting fixture thereof includes multiple LEDs mounted on an LED lamp stand and arranged in array; a convex lens is disposed to a front of each LED; depending on the quantity of LEDs, the area to be illuminated is classified into multiples illuminated units with each corresponding to one LED; convex lenses of different focusing angles of beam of light are selected in case of a fixed focal length or the focal length of each lens device is adjusted so to select or regulate for a proper LED illuminating angle; no dark area exists and the brightness of the area illuminated is very consistent since the spot created by the LED illuminating beam of light after focusing by the convex lens over the area to be illuminated merely covers its corresponding illuminated unit; all the LEDs are mounted on the LED lamp stand properly spaced at intervals and a housing of each LED is totally exposed in the air to skip heat radiation device for lowering production cost, and making the LED streetlamp smaller and lighter, and easier installation and service.04-22-2010
20100097798LED light module for portable lighting - A LED light module for portable lighting which comprises a supporting base, a supporting plate, a diffusing cover, an electrical base, an axle, four round flat top single die miniature LEDs each with a light emitting angle of 100 degrees and a driving circuit disposed inside the axle and electrically connected to the LEDs. The present invention is more susceptible of low heat generation and low production costs. Moreover, since only four round flat top single die miniature LEDs are used to provide sufficient light output for an area in 360 degrees, it is more effective than the conventional portable lighting which provide spot lights only.04-22-2010
20090091930Light fixture - A light fixture comprises a housing configured to store a plurality of light bulbs therein, wherein at least one of the light bulbs is located in a non-illumination position within the housing. The light fixture may also comprise an openable door such that at least one light bulb is coupled to the door. The light fixture may also comprise an actuatable mechanism that releases the light fixture from a fixed position when actuated to enable variable positioning of the light fixture.04-09-2009
20110058371Light Fixture - A light fixture comprises a housing configured to store a plurality of light bulbs therein, wherein at least one of the light bulbs is located in a non-illumination position within the housing. The light fixture may also comprise an openable door such that at least one light bulb is coupled to the door. The light fixture may also comprise an actuatable mechanism that releases the light fixture from a fixed position when actuated to enable variable positioning of the light fixture.03-10-2011
20130058083LIGHTING APPARATUS - A lighting apparatus is disclosed herein that may omni-directionally radiate light emitted from a light emitting diode (LED). The lighting apparatus may include a heat sink and a mounting block provided over the heat sink. A light emitting module may be provided on a side surface of the mounting block. A reflector may be provided over the heat sink, adjacent to a lower end of the mounting block, to reflect light from the LED. An enclosure may be provided over the heat sink to surround the mounting block to diffuse the light. The light axis of the LED may be directed to a side region of the bulb and the reflector may include an inclined surface that is inclined at a second prescribed angle away from the light axis to distribute the light in an omni-directional angular region.03-07-2013
20130058082LINEAR LIGHT EMITTING DEVICE ASSEMBLIES INCLUDING CYLINDRICALLY SHAPED DIFFUSERS - A light emitting device assembly can include a plurality of substrates, extending in a longitudinal direction, that are coupled together to provide a plurality of surfaces that face in respective radial directions that are orthogonal to the longitudinal direction. A heat sink can be coupled to the plurality of substrates, and the heat sink can extend radially from the plurality of substrates and is configured to transfer heat away from the plurality of substrates.03-07-2013
20130058084OPTICAL DEVICE FOR SEMICONDUCTOR BASED LAMP - This invention discloses an optical device for a semiconductor based lamp, the optical device comprising a base for mounting a semiconductor based light-emitting device, and a light-redirecting member having an opening and a reflective surface next to the opening, wherein the opening is aligned directly above the semiconductor based light-emitting device, and the reflective surface redirects light emitted from the semiconductor-based light-emitting device to lateral directions.03-07-2013
20120307490Illuminated mirror design and method - An illumination system including an elongate rectangular mirror; a first diffuser mounted on a first side of said mirror in parallel relation along an longitudinal axis thereof; a second diffuser mounted on a second side of said mirror in parallel relation along said longitudinal axis; and an array of light emitting diodes mounted along an edge of said first and said second diffusers. The light emitting diodes are mounted on a heat sink disposed on a backplane behind the mirror and the diffusers. Arrangements are provided for adjusting the color temperature and intensity of the system and for sensing motion and activating the system in response thereto.12-06-2012
20110013393SURFACE-EMISSION UNIT AND METHOD FOR PRODUCING THE SAME - A surface-emission unit to prevent irregularity in brightness from being generated is provided. The surface-emission unit is composed of light-emission element parts each having a light-emission element, aligned and arranged on a substrate two-dimensionally, and optical lenses each arranged on the substrate with respect to each light-emission element part, to diffuse light from the light-emission element, and a support part to fix the optical lens onto the substrate is arranged so as not overlap a line connecting the light-emission element part corresponding to the optical lens fixed by the support part, to another light-emission element part adjacent to the light-emission element part.01-20-2011
20110013391LIGHT EMITTING DIODE (LED) MARKING PANEL - The present invention provides a light emitting diode (LED) marking panel, including a substrate, which forms a marking surface; a protruding flange, which is protruded on the periphery of the marking surface of the substrate; and a recessed space is formed internally onto the protruding flange. Multiple LED units are arranged at intervals on the marking surface of the substrate and electrically connected via conductor wire. A transparent waterproof layer is formed by a transparent waterproof agent that is filled into the recessed space of the protruding flange. A chromogenic layer, attached onto the transparent waterproof layer, is defined with preset shape and color, such that the light emitted from LED units can pass through it. The LED units and conductor wire feature excellent waterproofing with the covering of the transparent waterproof layer, and the LED marking panel can be used more robustly and durably with much longer service life.01-20-2011
20110013390Illuminated Tile - The present invention relates to a light-emitting tile having a layer structure which includes a visible plate (01-20-2011
20090273923SANITARY FITTING COMPRISING AT LEAST ONE ILLUMINATING DEVICE - The invention relates to a sanitary fitting provided with at least one illuminating device comprising at least two illuminants, especially RGB illuminants, having different irradiation colours for generating light with a colour obtained by mixing different irradiation colours, and a diffuser for the light. At least one beam splitter for splitting the light beams into a main partial beam and a reflected partial beam is arranged between each illuminant and the diffuser. A deviation means for deviating the corresponding reflected partial beam is respectively applied such that the reflected partial beam and the main partial beam hit in different regions on the diffuser.11-05-2009
20090268457LED PACKAGE AND BACKLIGHT UNIT USING THE SAME - The invention relates to an LED package having a large beam angle of light emitted from an LED, simplifying a shape of a lens and an assembly process, and to a backlight unit using the same. The LED package includes a housing with a seating recess formed therein and at least one LED seated in the seating recess. The LED package also includes a lens having a predetermined sag on an upper side thereof, covering an upper part of the LED. The LED package and the backlight unit using the same can emit light uniformly without bright spots formed in an output screen, uses a simpler shaped lens with an increased beam angle, and minimizes a color mixing region to achieve miniaturization.10-29-2009
20090268456High performance luminaire with a lamp and a reflector - A high performance luminaire having at least one lamp (10-29-2009
20090268455LED LIGHTING DEVICE - LED lighting device comprising: 10-29-2009
20090268454LIGHT GUIDE SHEET AND MOVABLE CONTACT ELEMENT USING THE SAME - A light guide sheet and a movable contact element using the single sheet have a simple structure and can be variously illuminated. The light guide sheet includes irregular-shaped light emitting elements formed on a film-like base material; and light-transmissive, belt-shaped light guide parts each connecting a predetermined number of groups of the light emitting elements. In addition, dome-shaped movable contacts formed of a conductive sheet metal are arranged on the bottom surfaces of the light emitting elements. This structure allows the light emitting elements to emit light of different colors from each other or to emit light with a time difference by making the light guide parts introduce the light of the light-emitting devices corresponding thereto.10-29-2009
20090268453LED baffle assembly - A baffle assembly is provided for use with a lighting fixture having light emitting diodes or emitters as a source of light. The baffle assembly has baffles with an emitter aperture there between. The emitters are mounted in the emitter apertures and the baffles control the light from the emitter into the desired lighting configuration. In one design, a portion of the light is radiated into a first zone that is closest to the fixture, another portion of the light is radiated into a second zone which is at least in part outwardly away from the first zone, and yet another portion of light is radiated with substantially no reflection by the baffles into a third zone, which is at least in part outwardly away from the second zone.10-29-2009
20090268452LIGHT EMITTING DIODE LAMP - An LED lamp includes a reflecting portion and a plurality of LEDs. The reflecting portion is formed by rotating a half-parabola, a whole parabola of which has a vertex and a focal point located on the X-axis. The half-parabola extends from the vertex to the Y-axis, and rotates around the Y-axis to form the reflecting portion. The focal points of the half-parabolas of the reflecting portion form an arc-shaped trajectory, the vertexes of the half-parabolas of the reflecting portion form an arc and defining a first open side, and two outmost half-parabolas of the reflecting portion form a second open side of the reflecting portion. The plurality of LEDs are located on the trajectory, and face the reflecting portion. Light emitted by the plurality of LEDs travels to the reflecting portion and then is reflected parallelly therefrom to the second open side.10-29-2009
20090268451LED LAMP ASSEMBLY - An LED lamp assembly includes a bracket and an LED lamp mounted on a side of the bracket. The LED lamp includes an envelope, a first heat sink enclosed by the envelope, a plurality of LED modules mounted on the first heat sink, and a pair of second heat sinks. The second heat sinks are located at outside of the envelope, and abut against opposite ends of the envelope and connect with the first heat sink.10-29-2009
20090268450LIGHTING DEVICE AND METHOD OF PRODUCING THE SAME - A lighting device includes an optically transmissive glass substrate (10-29-2009
20120224371LIGHTING APPARATUS - A lighting apparatus includes a base having a coupling surface, a transparent enclosure mounted on the coupling surface, defining a receiving space, a multi-directional LED housing member disposed on the coupling surface and received in the receiving space. The LED housing member includes a bottom surface coupled to the coupling surface, a plurality of first side-mount surfaces in connection with the bottom surface and a plurality of second side-mount surfaces in connection with the plurality of first side-mount surfaces in a non-coplanar fashion. Furthermore, a light-emitting unit including a plurality of first light-emitting elements respectively mounted on the first side-mount surfaces, and a plurality of second light-emitting elements respectively mounted on the second side-mount surfaces. In addition, the total lumen value of the first light-emitting elements is greater than or equal to that of the second light-emitting devices.09-06-2012
20120224370LED Devices for Offset Wide Beam Generation - A light source is combined with an optic and a reflector. Light incident onto to the reflector is reflected with a single reflection. The reflector occupies a portion of a solid angle around the light source to the exclusion of the optic at least with respect to any optical function. The reflector directly receives a second portion of light. The optic occupies substantially all of the remaining portion of the predetermined solid angle to directly receive a first portion of light from the light source. A reflected beam from the reflector is reflected into a predetermined reflection pattern. The inner and/or outer surface of the optic is shaped to refract or direct light which is directly transmitted into the optic from the light source from a first portion of light and/or reflected into the optic from the reflector from the reflected beam into a predetermined beam.09-06-2012
20120224368Led lamp with high brightness and without overlapping - A LED lamp with high brightness and without overlapping includes a lamp shell, two LED modules, a secondary optical element and reflecting projections. The lamp shell has an inner accommodating space with one side formed with an opening. Each LED module is disposed in the accommodating space and has LED dies. The secondary optical element is disposed at the opening and has a light-permeable portion. The projections are formed on the light-permeable portions. The light rays emitted from each LED module form a light area, the light rays of the neighboring light areas partially overlap with each other to form a light intersecting position, and the light-permeable portion passes through each light intersecting position. Also, the light rays, emitted from the LED modules, are projected onto the surfaces of the projections for reflection to decrease the light loss, increase the brightness, homogenize the light rays and eliminate the glare.09-06-2012
20120224367LIGHT DIFFUSION LENSES AND LIGHTING FIXTURES HAVING THE SAME - A lighting fixture includes: a base; a plurality of optical sources attached on an upper surface of the base to emit light; a heat spreader attached to the base to radiate heat emitted from the plurality of optical sources; and a light diffusion lens disposed on the upper surface of the plurality of optical sources to refract light emitted from the plurality of optical sources and to increase an irradiation angle of light. In the lighting fixture, an irradiation angle of light emitted from an optical source is close to that of a general electric-light bulb and thus a light distribution characteristic of the lighting fixture may be improved.09-06-2012
20120224366Packaging Structure for Plural Bare Chips - A packaging structure for plural bare chips, which includes a substrate, a plurality of bare light-emitting chips, and a transparent light guide, is provided. The substrate has a supporting surface; the bare light-emitting chips are disposed on the supporting surface of the substrate; the transparent light guide covers and seals up the bare light-emitting chips, with a side of the transparent light guide facing away from the supporting surface forming a light-outputting layer with a light gathering member. Alternatively, a reflective layer can be arranged on the supporting surface and covered by the transparent light guide. Accordingly, a packaging structure for plural bare chips with high illuminous efficiency, high heat-dissipating efficiency, and low cost of manufacture is provided.09-06-2012
20130063937LIGHT EMITTING DIODE TYPE ILLUMINATING MODULE - Disclosed herein is an LED-type illuminating module, which independently functions as an illuminating apparatus and which is used to constitute various kinds of illuminating apparatuses having desired outputs by providing a plurality of the LED-type illuminating modules on a module fixing plate 03-14-2013
20130063939ENCAPSULATING SHEET, PRODUCING METHOD THEREOF, LIGHT EMITTING DIODE DEVICE, AND PRODUCING METHOD THEREOF - An encapsulating sheet includes an encapsulating layer for encapsulating a light emitting diode element, a light scattering layer formed at one side in a thickness direction of the encapsulating layer and for scattering light emitted from the light emitting diode element, and a spacer layer interposed between the encapsulating layer and the light scattering layer.03-14-2013
20130063941LIGHTING SYSTEM COVER INCLUDING AR-COATED TEXTURED GLASS, AND METHOD OF MAKING THE SAME - Certain example embodiments relate to lighting system covers that include AR-coated textured glass, and/or methods of making the same. In certain example embodiments, at least one light source is provided proximate to a cover comprising a glass substrate. The glass substrate includes an anti-reflective (AR) coating on the surface that is closer to the at least one light source, and the glass substrate is textured (e.g., such that it is substantially prismatic in texture) on the surface opposite the AR-coated surface. The surface of the glass substrate on which the AR coating is formed may be a flat, irregular, or textured matte. An optional AR coating also may be formed on the textured surface of the glass substrate.03-14-2013
20130063940LUMINAIRE WITH LED TECHNOLOGY AND METHOD FOR OBTAINING SAID LUMINAIRE - The invention relates to a luminaire with LED technology, which comprises a power supply, wiring, a plurality of electronic components (03-14-2013
20130063938IMAGE LENS STRUCTURE - An image lens structure includes a lens module, a supplementary lamp, a light shield, and a lid. The lens module has an image lens that is surrounded by the supplementary lamp. The light shield is fixed to an inner portion of the supplementary lamp by engagement screws and springs. The image lens is surrounded by the light shield. The lid is disposed over the image lens. The light shield abuts the lid around the active area of the image lens, and is capable of moving with the orientation of the image lens. The light shield prevents dazzle resulting from the light generated by the supplementary lamp.03-14-2013
20130063936Lighting System with Front Access to Light Source - Disclosed is a lighting system and a method to change the internal light source of the lighting system, wherein maintenance and aesthetic considerations make it necessary to access the internal light source solely from the front of the lighting system without moving or removing a sign face. Access, in part, is provided by a light baffle track system inside the light system that turns a flexible light baffle (i.e., the light source) within the service box from a substantially vertical orientation to a substantially horizontal orientation as the flexible light baffle is removed and reinstalled through the service box and front access door. The flexible light baffle and light baffle track system work in concert to efficiently turn the flexible light baffle solely within the service box such that the height and depth of the service box is minimized.03-14-2013
20130163246Light-Emitting Diode Lamp - The technical result consists in a compact light emitter which does not produce a light loss and which illuminates at angles of 360×270×270 degrees, in which the radiator is designed so as to be capable of significantly increasing the area of the radiator without any growth in the dimensions of the lamp. The claimed technical result is achieved in that the light-emitting diode lamp, which comprises a bulb, a cap for insertion into a lampholder, light-emitting diodes which are coupled to the contacts of the cap via a microcircuit, and a radiator for transmitting heat from the light-emitting diodes, is characterized in that the light-emitting diodes are mounted on a heat pipe which is formed with a base and a hollow heat-transfer leg, and elements of the radiator which is connected to the base of the heat pipe are arranged around the bulb of the lamp and beneath this, wherein a heat-transfer medium which functions at the boiling phase is arranged inside the cavity of the heat pipe, and contacts of the electrical power supply to the light-emitting diodes are passed via conductor tracks or a wire running over the surface of the heat pipe.06-27-2013
20130163245RETROFIT-STYLE LAMP AND FIXTURE, EACH INCLUDING A ONE-DIMENSIONAL LINEAR BATWING LENS - A retrofit-style lamp is disclosed. The retrofit-style lamp includes a plurality of light sources, and a one-dimensional linear batwing lens. The one-dimensional linear batwing lens beam shapes light emitted by at least two light sources of the plurality of light sources. The retrofit-style lamp also includes a housing including the plurality of light sources, and attached to the one-dimensional linear batwing lens. The combination of housing and lens is then itself fitted with endcaps, including electrical connectors, for placement within a fixture, such as within an existing conventional fluorescent tube fixture located within a storage structure, for example a refrigeration case. Alternatively, the plurality of light sources, the one-dimensional linear batwing lens, and the housing may be formed, along with a power supply, as a standalone retrofit fixture for use in enclosed storage structures, such as refrigeration cases, where the retrofit fixture replaces a conventional fluorescent fixture.06-27-2013
20130163243ADJUSTABLE OUTPUT SOLID-STATE LIGHTING DEVICE - A solid-state lighting device has user-engageable actuator physically manipulable by a user and accessible from an exterior of the device to adjust an amount of light output. The user-engageable actuator may take the form of a knob, slider, lever, or other manipulable surface or structure. The user-engageable actuator may extend partially or fully from a housing, or alternatively be recessed or otherwise within the housing with access provided via an aperture, slot or opening. Access may be directly by the user (e.g., finger) or via a tool (e.g., screw driver, Allen wrench, socket) manipulated by the user. The actuator may form part of an adjustment component (e.g., potentiometer, rheostat) which supplies an adjustable output to a drive circuit or electronics. The adjustment component may be electrically coupled to either a primary or secondary side of a transformer, which forms part of a power converter (e.g., flyback).06-27-2013
20130163242PROTECTIVE COVER AND LAMP MODULE THEREWITH - A protective cover for covering a lamp base assembly of a lamp module is disclosed. The lamp base assembly is adapted for driving the lamp module. The protective cover includes a first housing and a second housing. The first housing includes a first engaging portion and the second housing includes a second engaging portion corresponding to the first engaging portion. When the second engaging portion engages with the first engaging portion, the first housing contains the lamp base assembly cooperatively with the second housing, and a surface of the lamp base assembly respectively is separated from a surface of the first housing and a surface of the second housing by a distance.06-27-2013
20100124056LIGHT GUIDING ASSEMBLY - A light guiding assembly is provided. The light guiding assembly includes a first light guiding plate, a second light guiding plate, and a shielding plate. The second light guiding plate is located adjacent to the first light guiding plate. The shielding plate is positioned between the first light guiding plate and the second light guiding plate, to prevent light guided by the first light guiding plate and light guided by the second light guiding plate from mixing.05-20-2010
20090237930 LED STREET LAMP - A combined LED street lamp (09-24-2009
20090237929STREET ILLUMINATING DEVICE - A street illuminating device includes a retaining frame, a light source module, and a heat dissipating module. The light source module includes a printed circuit board retained in the retaining frame, a number of solid state lighting elements, and a light reflecting plate. The printed circuit board has a first surface and an opposite second surface. The solid state lighting elements are arranged on the first surface of the printed circuit board. The light reflecting plate includes a number of through holes with inner reflecting surfaces. The light reflecting plate is disposed on the first surface of the printed circuit board with the solid state lighting elements received in the respective through holes. The heat dissipating module is in thermal contact with the second surface of the printed circuit board.09-24-2009
20090237928LED TRAFFIC SIGNAL WITH SUN PHANTOM REDUCTION - An LED signal that mitigates the “sun phantom” effect includes a lens having an optical segment configured to direct at least some of the incoming generally collimated light rays from the sun passing through the lens away from an LED found in the traffic signal.09-24-2009
20090237927LED LAMP ASSEMBLY - An LED lamp assembly includes a central member and a plurality of lamps each having an LED module and a heat sink in thermal connection with the LED module. The central member has a plurality of inserting extrusions formed at a circumference thereof. The lamps each have a receiving tube projecting from an end thereof. The inserting extrusions are respectively inserted into the receiving tubes of the lamps to assemble the lamps onto the circumference of the central member. The lamps are tilted from the central portion along a radially outward direction.09-24-2009
20090231844STREET LAMP EMITTING FILTERED LIGHT - A street lamp includes a lampshade, a light-emitting diode array, a lens array, and a filter film. The lampshade includes a bottom wall and a sidewall extending around the bottom wall, the lampshade defines a receiving space with an opening opposite to the bottom wall. The light-emitting diode array is received in the receiving space and has a number of light-emitting diodes which light emitting direction faces to the opening of the lampshade. The lens array has a number of lenses corresponding to the light-emitting diodes, the lenses is capable of converging light emitting from the light-emitting diodes. The filter film is disposed on the optical path of the plurality of light-emitting diodes for filtering light of predetermined wavelength ranges.09-17-2009
20090231843PLANAR LIGHT SOURCE - A planar light source achieving high average luminance and little luminance unevenness is provided.09-17-2009
20090046456Lighting Apparatus With Leds - A lighting apparatus with LED includes a metal-made main body 02-19-2009
20120113638LED LAMP AND LIGHTING DEVICE - Provided is a bulb-type LED lamp 05-10-2012
20120113637Longitudinally graded index lens - Such optical elements can provide optical concentration in excess of the free-space brightness theorem limit, because of the increased refractive index at the output of the concentrator compared to the input. Optical contact (i.e., no intervening low index material) between the AGILE and the absorbing element (or an optical source) can be employed to ensure no loss of brightness at the interface between the AGILE and the absorbing element (or source). Although solar cell concentration is a significant application of this technology, there are various other applications, such as increasing the efficiency of optical emission, and providing transmissive optical windows that include optically cloaked regions.05-10-2012
20120113636LED WORK LIGHT - A work light has a head section with a single piece metal channel having a rear portion and opposing side flanges. The rear portion and side flanges extending longitudinally along the channel. Light has a handle section. LEDs are mounted on channel such that the channel is heatsink for the LEDs. A transparent single piece lens assembly covers the LEDs, the lens assembly has a corresponding plurality of convex lenses, each convex lens forward of each LED, the lens assembly attached to the rear portion of the channel. Forward edges of the side flanges of the channel extend farther forward from the rear surface than the lens assembly for protection.05-10-2012
20120113635LIGHT EMITTING DIODE (LED) LAMP - A light emitting diode (LED) lamp and socket system is disclosed. The lamp comprises a first pair of side connecting pins adapted to provide electrical input to at least one LED, the first pair of side connecting pins positioned at an angle from one another such that the angle between the first pair of side connecting pins is defined from the horizontal cross-sectional center of the lamp and the first pair of side connecting pins protrudes outwards from the lamp. The socket is adapted for receiving a LED lamp partially therein, it comprises a base portion adapted to secure at least one pair of side connecting pins of the LED lamp and a top portion adapted for receiving at least one pair of electrical wires, such that when the base portion and top portion are connected, each of the at least one pair of side connecting pins electrically contacts an electrical wire and thereby provides electrical input to the LED lamp.05-10-2012
20120113634LED LAMP ASSEMBLY - An LED lamp assembly contains a number of light source modules, a front cover, a back cover, two side covers, a power supply, a transparent top cover, and at least a bottom cover. Each light source module contains a circuit board and a heat dissipation element. The circuit board has a number of LEDs and secondary optical elements. The heat dissipation elements have connection elements so that a number of heat dissipation elements could be slide-joined together side by side, and front and back covers could also slide-joined to the dissipation elements. Each heat dissipation element has a number of fins and each fin has a number of grooves so as to increase the heat dissipation area of the LED lamp assembly.05-10-2012
20120113633LED Lighting Apparatus and Housing - A lighting apparatus and method for making the same are presented. In some aspects the apparatus includes a plurality of LED light sources mounted to a metal circuit board in a housing of the apparatus. In other aspects a light-permissive potting compound is disposed in the space between the LEDs and circuit board and the housing of said apparatus so as to permit exit of light from said LEDs while providing mechanical protection for the circuit board and LEDs and removing heat generated from said LEDs.05-10-2012
20100085748DISPLAY CASE LUMINAIRES - A display case luminaire (04-08-2010
20120236559Lighting Module - A lighting module (09-20-2012
20120236558Lighting System - A lighting system having a reflector with a plurality of reflecting surfaces. The plurality of reflecting surfaces have at least one optical axis, and the reflecting surfaces further include a linearly projected cross-section along a respective linear axis. A plurality of light emitting diodes (LEDs) are positioned in a line generally parallel to the linearly projected cross-section of the plurality of reflecting surfaces. The LEDs are oriented relative to an associated reflecting surface such that a central light-emitting axis of the plurality of LEDs is angled relative to the at least one optical axis of the associated reflecting surface at about 45°. The reflecting surfaces redirect and collimate a light output of the plurality of LEDs at an angle of about 45° with respect to the central light emitting axis of the plurality of LEDs.09-20-2012
20120236556Surface Light Source Device - No other light emission center is included on four edges and within an area surrounded by the four edges of a quadrangle of which light emission centers of four predetermined light sources serve as apexes. A light diffusing member having a first surface that opposes the light sources and a second surface 09-20-2012
20130163240LED STREET LAMP - An LED street lamp includes a base having an end forming a connection head and an opposite end rotatably coupled to a rotatable LED lamp body. The lamp body includes therein heat pipes to which a flexible circuit board carrying LEDs is mounted. Multiple lamp components are connected in a cascade form to constitute the lamp body, whereby when the LEDs emit light, the heat generated can be dissipated away by the heat pipes. Further, each LED light source is set in a given direction according to a trough defined in the lamp component that receives the LED light source so that uniform and bright lighting can be obtained. The device is connectable to an existing street lamp in order to save the great expense for replacing the whole street lamp.06-27-2013
20130163241MOUNTING METHOD OF LIGHT-EMITTING ELEMENT AND LIGHTING DEVICE INCLUDING LIGHT-EMITTING ELEMENT - In a first aspect of the present invention, it is suggested that a mounting method for mounting light-emitting elements as evenly as possible in a mounting area of a lighting device may permit increased number of light-emitting elements. In a second aspect of the present invention, a lighting device including a substrate with a circular mounting area, a plurality of light-emitting elements configured to be positioned at centers of equal smaller circular areas that are calculated to be equal in size in the circular mounting area, the equal smaller circular areas being equal in size to each other and set as large as possible without an overlapping portion in the circular mounting area, a total area of the equal smaller circular areas being smaller than the circular mounting area, and the light-emitting elements and the equal smaller circular areas being the same in number is suggested.06-27-2013
20120268932Solid State Bidirectional Light Sheet for General Illumination - A solid state light sheet and method of fabricating the sheet are disclosed. In one embodiment, bare LED chips have top and bottom electrodes, where the bottom electrode is a large reflective electrode. The bottom electrodes of an array of LEDs (e.g., 500 LEDs) are bonded to an array of electrodes formed on a flexible bottom substrate. Conductive traces are formed on the bottom substrate connected to the electrodes. A transparent top substrate having conductors is then laminated over the bottom substrate. Various ways to connect the LEDs in series are described along with many embodiments. The light sheets may be formed to emit light from opposite surfaces of the light sheet, enabling it to be used in a hanging fixture to illuminate the ceiling as well as the floor. The light sheet provides a practical substitute for a standard 2×4 foot fluorescent ceiling fixture.10-25-2012
20120268931Solid State Bidirectional Light Sheet for General Illumination - A solid state light sheet and method of fabricating the sheet are disclosed. In one embodiment, bare LED chips have top and bottom electrodes, where the bottom electrode is a large reflective electrode. The bottom electrodes of an array of LEDs (e.g., 500 LEDs) are bonded to an array of electrodes formed on a flexible bottom substrate. Conductive traces are formed on the bottom substrate connected to the electrodes. A transparent top substrate having conductors is then laminated over the bottom substrate. Various ways to connect the LEDs in series are described along with many embodiments. The light sheets may be formed to emit light from opposite surfaces of the light sheet, enabling it to be used in a hanging fixture to illuminate the ceiling as well as the floor. The light sheet provides a practical substitute for a standard 2×4 foot fluorescent ceiling fixture.10-25-2012
20120268930OPTICAL ARRANGEMENT FOR A SOLID-STATE LAMP - An optical arrangement for a solid-state lamp is disclosed. A highly reflective secondary reflector is located adjacent to but not in contact with an optical element. In some embodiments, the reflector presents a white, diffuse reflective surface. A secondary reflector with a specular reflective surface can also be used. The secondary reflector can be made of various commercially available materials; for example, MCPET or polycarbide resin, and the arrangement can be used with an LED light source. In some example embodiments, the optical element and the highly reflective secondary reflector each have a plurality of lobes and the arrangement is suitable for an MR16 halogen lamp replacement. In other example embodiments, the highly reflective secondary reflector includes a plurality of recesses corresponding to a plurality of optical elements, and the arrangement is suitable for a PAR incandescent bulb replacement.10-25-2012
20110044037Light Source - A light source comprises a light-emitting device (02-24-2011
20110032700LIGHTING FIXTURES AND SYSTEMS WITH HIGH ENERGY EFFICIENCY AND VISUAL QUALITY - Lighting fixtures, systems, and methods of using the lighting fixtures that can achieve radically increased energy efficiency and visual effectiveness, are disclosed. The invention also offers the potential for decorative effects, supplementary background lighting, and other lighting effects. Various embodiments use light sources capable of individual focus, replacement, and control of operation. Fixtures allow mounting of the light emitting components to achieve a large effective aperture/diameter of the fixture in relation to the distance from the illuminated area, producing improved illumination. The light emitting components may be installed on parts of the fixture that may be oriented individually, thereby allowing infinite and/or incremental adjustment of the overall light emission pattern to achieve desirable illumination effects. Desirable lighting effects are further achievable by selection of the lighting type (LED, incandescent, fluorescent, etc), combinations thereof, and by selection of the fixture aperture/diameter, axis, and intensity. Shielding of the light sources to avoid glare to bystanders may be included.02-10-2011
20110032699LIGHTING ASSEMBLY - In an embodiment, a lighting assembly includes a first lighting module including a plurality of light-emitting diodes (LEDs) and a plurality of optical elements. Each optical element is configured to refract light emitted by a corresponding one of the LEDs. The assembly further includes a cooling assembly adjacent the lighting module and configured to cool the first lighting module.02-10-2011
20100073926Flame Detector - A flame detector is provided. A circuit board is disposed in a housing. A first light source emits first light. A light guide member comprised of translucent material guides the first light from the first light source to a light emission portion of the light guide member. A first light receiving element detects second light having a predetermined wavelength unique to the flames. A second light source emits third light to a translucent cover which is disposed between an opening of the housing and the first light receiving element. A second light receiving element detects the third light passed through the translucent cover to test the translucency. The first light source, the second light source and the second light receiving element are mounted on the circuit board. The light emission portion is formed into a substantially annular shape which encloses the first light receiving element at a front side of the housing to limit a field of view of the first light receiving element to a predetermined range. And the light guide member has a light entrance portion and a light exit portion for the third light to form a light path from the second light source to the second light receiving element through the translucent cover and the light guide member.03-25-2010
20110157889Diffusion Plate with at Least One Star Diffusion Structure and a Lighting Module Using the Same - A diffusion plate for use with a lighting module is provided. The diffusion plate includes a substrate, a plurality of circular diffusion structures, and at least one star diffusion structure. The circular diffusion structures are disposed on one face of the substrate in array. Each circular diffusion structure includes a plurality of first partial reflecting units. The first partial reflecting units are disposed on the substrate in circular distribution. The outer arcs of adjacent circular diffusion structures together form a star region. The at least one star diffusion structure includes a plurality of second partial reflecting units. The second partial reflecting units are disposed in the star region on the face of the substrate, wherein the second partial reflecting units are distributed in star distribution.06-30-2011
20120287633LIGHT FIXTURE COMPRISING A MULTI-FUNCTIONAL NON-IMAGING OPITICAL COMPONENT - A novel light fixture comprises a light source, a collimating element, an optical cavity and a multi-functional non-imaging optical component to control light distribution. The present invention provides a system and method of controlling the output of light from a light fixture. One or more volumetric anisotropic diffusing components can be utilized to control both the photometric distribution and visual appearance of the light fixture. A high degree of optical control is obtained with durable components that can be easily customized to optimize optical performance in light fixtures designed as pendants, wall sconces, wallwashers, downlights, and tasklights. The luminance and color uniformity as well as the illuminance and color uniformity of illumination can be controlled and improved.11-15-2012
20110063834LIGHTING DEVICE - A lighting device (03-17-2011
20130188348SECURITY LIGHTING SYSTEMS FOR PERIMETER FENCES - A security lighting system includes security lights mounted atop fence posts. Each security light has a light module including a central housing having outwardly extending support arms. A LED unit is mounted in a depression formed in a top surface of the central housing, and a hat covers the top surface of the central housing for allowing only reflected light to escape from light module. The security light has a junction box containing electrical components, and an extension tube having an upper end secured to the light module and a lower end secured to the junction box. The security light includes a clamp assembly for securing the junction box atop a fence post, and an alignment system for aligning the extension tube with the longitudinal axis of the fence post so that the support arms extend perpendicular to the longitudinal axis of the fence post.07-25-2013
20110280014DEVICES AND METHODS FOR AREA LIGHTING - Environmentally sealed optical systems, and methods for sealing them, are disclosed. Such optical systems include area lighting panels and other optical systems. For example, in one exemplary aspect of the invention, a sealed optical system includes a substrate having first and second light sources disposed thereon, and a light-shaping panel with first and second optics formed therein that are positioned (e.g., aligned) to receive light from the first and second light sources, respectively. A sealing membrane is disposed between the substrate and the light-shaping panel, with a first adhesive surface contacting the substrate and a second adhesive surface contacting the light-shaping panel. The sealing membrane has first and second openings formed therein that allow light to pass from the first and second light sources to the first and second optics, respectively, while allowing the sealing membrane to independently seal the light sources from one another and from the external environment.11-17-2011
20110128731Light emitting diode substrate assembly - A light emitting diode substrate assembly has a metal substrate, a circuit board, multiple chip strings, an annular wall and an encapsulant. The circuit board is mounted on the top surface of the substrate and has multiple through holes and multiple current conducting lines. The chip strings are mounted on the substrate and respectively in the through hole in the circuit board. Each chip string has at least one light emitting diode chip connected electrically to two corresponding current conducting lines on the circuit board with bonding wires. Accordingly, the heat generating during the operation of the chips can be efficiently dissipated from the substrate.06-02-2011
20110128730LED lamp - An LED lamp includes a heat dissipating body, a rotating front cover, an LED assembly, a lens assembly, a driving unit, and a socket. The heat dissipating body has a plurality of fins for dissipating heat. The rotating front cover is rotatably disposed in the front side of the heat dissipating body, the inner wall of the rotating front ring has a screwed channel. The LED assembly is disposed in the heat dissipating body. The lens assembly has a screwed thread mating to the screwed channel and disposed in the heat dissipating body. The lens assembly can be moved via rotating the rotating front cover. As a result, the illuminating angle of the LED lamp is adjustable.06-02-2011
20130021794LIGHTING APPARATUS WITH A LIGHT SOURCE COMPRISING LIGHT EMITTING DIODES - Embodiments of a lighting apparatus with a light source using one or more light emitting diodes (LEDs) to generate light. In one embodiment, the lighting apparatus comprises a light diffusing assembly that generates an optical intensity profile consistent with incandescent lamps. The light diffusing assembly comprises an envelope and a reflector element having frusto-conical member and an aperture element disposed therein. The lighting apparatus can also comprise a heat dissipating assembly with a plurality of heat dissipating elements disposed annularly about the envelope. In one example, the heat dissipating elements are spaced apart from the envelope to promote convective heat dissipation.01-24-2013
20110019400LENS, LED MODULE AND ILLUMINATION APPARATUS UTILIZING THE SAME - An LED module includes an LED and a lens combined with the LED. The lens includes a light input face for light from the LED entering into the lens and a light output face refracting the light from the light input face. The light output face includes a first light output face continuously distributed thereon and a plurality of second light output faces inwardly recessed from the first light output face. The first light output face is a spheric face. The second light output faces can deflect the light extending therethrough toward a predefined area where the light extending through the first light output face is focused. An illumination apparatus utilizing the LED module is also provided.01-27-2011
20100067228DAYLIGHT DEFLECTION SYSTEM WITH INTEGRATED ARTIFICIAL LIGHT SOURCE - The present invention relates to a daylight deflection system including an arrangement of louvers (03-18-2010
20120293996MULTI-ADJUSTABLE REPLACEMENT LED LIGHTING ELEMENT - An LED lighting element is configured to receive electrical power from a fluorescent lighting fixture ballast. The LED lighting element includes a base and a light engine coupled to the base. The light engine includes at least one LED. An end cap is coupled to the base and defines an enclosed chamber. A converter module is housed within the enclosed chamber and is electrically coupled to the light engine. The converter module is configured to convert AC power from the fluorescent lighting fixture ballast to DC power for powering the at least one LED.11-22-2012
20100118532ILLUMINATION DEVICE AND LIGHT EMITTING DIODE MODULE - A light emitting diode (LED) module including a carrier, a first connector, a plurality of second connectors and a plurality of LEDs is provided. The carrier has a first edge and a plurality of second edges. The first connector is disposed on the first edge of the carrier and electrically connected to the carrier. The second connectors are disposed on the second edges and electrically connected to the carrier respectively. Each of the second connectors may correspond and be electrically connected to the first connector of the other LED module. The LEDs are disposed on the carrier and electrically connected to the carrier.05-13-2010
20110286214LED LIGHT FIXTURE - Light fixtures for illuminating spaces that use light emitting diode-based light sources and that incorporate chip on board technology that enables the light emitting diode to be mounted directly on a portion of the light fixture. In some embodiments, the light fixture includes a reflector assembly onto which the light emitting diode is directly mounted. In other embodiments, the reflector assembly includes an aperture that receives a board having chip on board technology onto which the light emitting diode is directly mounted. In some embodiments, the light fixture also includes a diffuser for diffusing the light emanating from the light emitting diodes.11-24-2011
20100103672Low-profile elongated LED light fixture - The invention provides an elongated lighting fixture with multiple light emitting diodes (LEDs) arrayed in two groups that are angled to each other. The fixture provides an extremely broad light emitting angle and includes an elongated housing having a pair of side walls. Each side wall has a support member extending upward at angle from the side wall, wherein the side walls terminate at a central wall. A generally transparent cover is connected to the housing and extends between opposed ends of the housing. A first group of LEDs and a second group of LEDs are mounted to the first support member and the second support member, respectively. PCB boards assemblies are affixed to respective support members beneath the group of LEDs by tension clips. When the PCBs are energized by a power source, current travels from the PCBs to each LED for illumination.04-29-2010
20130021796Lens Assembly For Illumination Device - The present invention relates to lens assembly for an illumination device comprising a number of optical lenses and a lens holder comprising a mounting plate having a number of holes, said number of holes being adapted to accommodate said lenses. At least one of said holes is at least partially surrounded by a number of resilient fingers extending backward from the mounting plate, said resilient fingers being adapted to engage with one of said lenses and secure said lens in said holes. The present invention relates also to an illumination device comprising such lens assembly and a method of manufacturing the illumination device.01-24-2013
20110317417LIGHT GUIDES - This invention relates to light guide devices and methods of manufacture. The light guide device is suitable for use in a range of applications, particularly in connection with the backlighting of displays, for example, liquid crystal displays.12-29-2011
20110317414LIGHTING DEVICE - A lighting device includes a light source including at least two light-emitting diode chips which emit light of mutually differing colors when in operation, and an optical element in the form of a solid body made from a dielectric material including a radiation entrance face facing towards the light-emitting diode chips, a radiation exit face remote from the light-emitting diode chips, and a circumferential face connecting the radiation entrance face and the radiation exit face to one another, wherein the circumferential face is reflective to the light emitted by the light-emitting diode chips when in operation, and the radiation entrance face and/or the radiation exit face is/are non-planar at least in places, wherein a gap, which is filled with a gas, is arranged between at least one of the light-emitting diode chips of the light source and the radiation entrance face, and the optical element is a sole optical element of the lighting device, which optical element is arranged downstream of all light-emitting diode chips of the light source.12-29-2011
20120099313LIGHTING APPARATUS - A lighting apparatus is disclosed herein that may illuminate a space with light emitted from a light source or to concentrate the emitted light on a certain object. The lighting apparatus may include a lens and a main body that may house a light source. One or more connectors may be formed on the lens and the main body to connect the lens to the main body such that the connectors are not visible once the lighting apparatus is assembled. The lighting apparatus may facilitate mass production and enhance design characteristics owing to a simplified coupling configuration of the connectors provided therein.04-26-2012
20120099312LIGHT EMITTING ELEMENT AND DISPLAY APPARATUS - A light emitting element includes a resonator structure which has a first reflecting member, a second reflecting member, and a light emission layer placed between the first reflecting member and the second reflecting member, part of light resonated between the first reflecting member and the second reflecting member being transmitted through the first reflecting member or the second reflecting member in the resonator structure, and a band absorption filter transmitting the part of the light transmitted through the first reflecting member or the second reflecting member, wherein a wavelength at which the transmission of the band absorption filter has a minimum value is located between a wavelength at which a resonator output spectrum from the resonator structure has a maximum value and a wavelength at which relative luminous efficiency has a maximum value.04-26-2012
20120099311LED LIGHT USING INTERNAL REFLECTOR - A street light includes a pole and a head attached to the pole. The head includes a light emitting element comprising a plurality of solid state light emitting devices, an optical element, and a reflector configured to reflect light emitted by the solid state light emitting devices to the optical element to produce a light distribution pattern from the head. The light emitted from the solid state emitting devices may be Lambertian patterned light. The Lambertian patterned light may be used to illuminate the reflector. The reflector may be used to transform the Lambertian patterned light to collimated light and direct the collimated light towards the optical element. The optical element may be configured to produce the light distribution pattern from the collimated light.04-26-2012
20120099310LIGHT GUIDE MODULE WITH ADJUSTABLE CONTOUR SURFACE ILLUMINATION - A light guide module with adjustable lighting of a contour surface is composed of light sources and a light guide. The light guide is composed of a primary part, a Y-shaped branch, and a secondary part with a contour surface. The supporting surface of the Y-shaped branch of the light guide is composed of a system of directional optical elements, is of prismatic shape, conical shape, or a combination thereof, and has a vertex on the optical axis of the primary part of the light guide.04-26-2012
20120099309LIGHT EMITTING DEVICE AND ILLUMINATION DEVICE - According to one embodiment, a light emitting device includes a substrate, a lead pattern and a plurality of mounting pads, and a plurality of light emitting elements. The substrate includes an insulating layer. The lead pattern and the plurality of mounting pads are formed on a surface of the substrate. The lead pattern and the plurality of mounting pads are conductive. The plurality of mounting pads are configured not to electrically conduct. The lead pattern is configured to electrically conduct. The plurality of light emitting elements are mounted on the mounting pads and electrically connected to the lead pattern.04-26-2012
20120099308LIGHT EMITTING DIODE PROJECTOR - The invention relates to a light emitting diode (LED) light source comprising an LED die, or a closely packed die array or matrix of die arrays, substantially and efficiently coupled to non-imaging collection optics. The non-imaging collection optics operate to provide a homogenized LED output having a near field whose intensity is highly uniform and a reduced far field extent substantially preserving the étendue (area, solid angle, index squared product) of the LED output. The near field, in turn, is imaged by a downstream relay lens to an illumination plane a specific distance away.04-26-2012
20120002412Light Source Device - A light source device comprises at least two reflecting members and light sources corresponding to each other. The reflecting member has a top surface and an arc bottom surface, and a reflecting curved surface extended toward the top surface from the arc bottom surface. The arc bottom surface forms a containing space for placing the light source. A light outgoing surface of the arc bottom surface is toward the top surface. The reflecting curved surface of each reflecting member is disposed by corresponding to each other. Accordingly, a light beam of each light source can achieve the effect of illuminating in a wide-angle through the reflection of each reflecting member, and the luminous flux can be uniformly distributed within a unit area.01-05-2012
20110141730Lamp of replaceable LED - The present invention relates to a lamp of replaceable LED, comprising the lamp cover, translucent board, reflective frame, conducting plate, circuit board, LED lamp, lamp seat, copper head and a plurality of connecting screws, and in particular to one wherein the reflective frame is provided with equally spaced semicircle lamp cups, the lamp cups are provided with connected cross ring grooves for embedding and fastening of the convex plate above the conducting plate and embedding of the positive and negative conducting brackets of the LED lamp into the cross ring grooves in the lamp cups to form the weld-free rapid pressing device with the convex plate above the conducting plate so as to achieve the integrated stable conducting effect, prevent the quality of chips from being undermined due to traditional direct solder fusion and provide the convenience of replacing the LED lamp rapidly.06-16-2011
20110170286Optic for an LED array - A light assembly (07-14-2011
20090021931LED LUMINAIRE FOR GENERATING SUBSTANTIALLY UNIFORM ILLUMINATION ON A TARGET PLANE - A luminaire includes a fixture housing, a plurality of LEDs disposed on a mounting surface in the fixture housing, and at least one reflector disposed in the housing. A center of each LED is positioned along a line and each LED faces towards an associated target surface that is vertically spaced from the luminaire. The at least one reflector includes first and second reflective surfaces. Each reflective surface is configured with respect to the line on which the LEDs are positioned so that the first reflective surface and the second reflective surface each reflect light from each of the LEDs in a substantially same direction that is offset from a vertical axis.01-22-2009
20110292654Lighting device having a plurality of light sources and a reflection arrangement and reflector unit - The invention relates to a reflector unit and a lighting device (12-01-2011
20110292652LED LUMINAIRE - A LED luminaire includes a body portion having a lighting module and an optical structure formed integrally with the body portion. The optical structure is formed within the body portion and located in a light-projection direction of the lighting module. The optical structure substantially is a sheet-like structure with a first surface and a second surface. The first surface has at least two side portions with a first curvature, and the second surface has a second curvature. The first curvature is greater than the second curvature. Thereby, the view angle of the light is increased as the light generated from the lighting module passes through the optical structure.12-01-2011
20090103297LED ARRAY - In an LED array comprising a plurality of radiation-emitting semiconductor chips each of which has a radiation outcoupling surface, the radiation emitted by the semiconductor chips being outcoupled substantially through said radiation outcoupling surface , and a cover body that is transparent to the emitted radiation, the transparent cover body comprises, on a surface facing toward the radiation outcoupling surfaces of the semiconductor chips, one or more conductive traces made of a conductive material that is transparent to the emitted radiation, and the semiconductor chips each comprise, on the radiation outcoupling surface, at least one electrical contact that is connected to the conductive trace or to at least one of the plurality of conductive traces. At least one luminescence conversion material is contained in the transparent cover body and/or applied in a layer to the cover body and/or the semiconductor chips.04-23-2009
20090168419Light Emission Device and Light Emitter Using the Same - The present invention aims at: emitting a uniform light on the whole with a high luminance to provide a required bright illumination; suppressing increase of temperature and reducing power consumption; and permitting easy alteration of entire shape and size thereof.07-02-2009
20100053954ILLUMINANT MODULE WITH OPTICAL FILM OF MULTIPLE CURVATURES - An Illuminant module includes an optical film and a light source array. The optical array includes a plurality of concave surfaces and a plurality of convex surfaces alternatively arranged along at least one direction, wherein each concave surface has a concave surface width along the at least one direction, and each convex surface has a convex surface width along the at least one direction. The light source array includes a plurality of light emitting diodes, wherein the concave surface width is not equal to the convex surface width, and the light from the light source array penetrates the optical film.03-04-2010
20100046218LIGHT SOURCE ASSEMBLY - A light source assembly includes a light guide unit and a light emitting unit. The light guide unit includes a hollow enclosure and a lens unit enclosed in the enclosure. The enclosure has a top portion, a bottom portion and a sidewall connected between the bottom portion and the top portion. Protrusions extend from an outer surface of the sidewall and coil the sidewall. A light incident surface is positioned on the bottom portion. The lens unit extends from the bottom portion towards the top portion and has a inverted-frustoconical-shaped light guide portion. A inverted-conical-shaped groove is defined in a topmost portion of the light guide portion. A reflective surface is positioned on an inner wall of the groove. A refractive surface is positioned on an outer surface of the light guide portion and intersects the reflective surface. The light emitting unit is positioned adjacent to the light incident surface.02-25-2010
20100033966Glide-Angle Light for Approach Guidance of Aircraft - Disclosed is a glide-angle light for approach guidance of aircraft, comprising a housing with a light outlet opening in which a light channel with an optical axis is arranged, along which a light source for production of a light beam, a colored filter for splitting the light beam into a filtered beam component and an unfiltered beam component and a lens arrangement for focused emission of the light beam through the light outlet opening are arranged. Only a single light channel is arranged in the housing so that the glide-angle lights according to the invention can be produced at considerably less cost.02-11-2010
20100008088LAMP - A lamp is provided. The lamp includes a lamp housing; light emitting diodes (LEDs); a main reflector disposed so as to oppose to the LEDs for reflecting light emitted from the LEDs towards a front side of the lamp; a sub-reflector which is interposed between the LEDs and the main reflector, and which reflects and diffuses the light emitted from the LEDs towards the main reflector; an LED element assembly which extends in parallel with the sub-reflector and comprises a plurality of flat portions, each flat portion corresponding to one of the plurality of LEDs and on which the corresponding LED is mounted, adjacent ones of the flat portions being coupled together by at least one step portion; and a center portion which covers the LED element assembly and the LEDs such that the LEDs are not exposed to the front side of the lamp.01-14-2010
20120188764Lamp for General Lighting - A lamp includes a lamp housing which has a light exit opening. A light source of a first type is arranged in the lamp housing. A mounting is fastened to the lamp housing and at least one light source of a second type is fastened to the holder. The at least one light source of the second type includes an organic light-emitting diode and the at least one light source of the second type is arranged downstream of the light exit opening in an emission direction.07-26-2012
20120188763LIGHTING STRUCTURE AND LIGHT FIXTURE - An LED module structure and a light fixture provided with the structure includes a heat releasing casing; an LED package having an LED chip mounted on a base material, a material having both heat conductance and electric insulation property placed between the heat releasing casing and the LED package upon fitting of the LED package to the heat releasing casing, and a plastic fluid or adhesive agent having particles with high heat conductivity. The material has a groove with outside smaller than an outside dimension of the LED package. The groove receives excess plastic fluid or excess adhesive agent on a surface to which the LED package is firmly attached.07-26-2012
20100091491TOTAL INTERNAL REFLECTION LENS FOR COLOR MIXING - A total-internal-reflection (TIR) lens for color mixing includes a body member having an outer surface and an interior open channel extending longitudinally through the body member. The body member and the interior open channel are substantially symmetric with respect to an optical axis, and the outer surface is shaped to provide total internal reflection. The body member has a first end surface region at a first end of the open channel for accommodating a light source and a second end surface region opposite the first end region. The second end surface region includes a plurality of refractive surface regions positioned around the second end region of the open channel. The lens is configured to provide projected light substantially centered with respect to the optical axis when the light source is positioned off the optical axis. In a specific embodiment, a lighting apparatus for providing centered white light includes such a lens and a plurality of light sources.04-15-2010
20130010467FLAT LIGHTING ASSEMBLY APPARATUS AND FLAT LIGHTING MODULE - The flat lighting assembly apparatus comprises: a ceiling member; a power supply controller disposed within the ceiling member; a connector coupled to the ceiling member and electrically connected to the power supply; and a flat lighting module coupled to the connector and comprising; a frame including a base, an extension portion extending from the base, a socket disposed on a rear surface of the base, and a guide disposed on the rear surface of the base and disposed around the socket; a light source disposed on a front surface of the base; and a diffusion plate disposed on the light source and coupled to the base, wherein the connector has a insertion groove electrically connected to the socket and comprises a coupling unit coupled to the guide.01-10-2013
20130010469LIGHT STRIPE AND MANUFACTURING OF LIGHT STRIPE - Light stripe (01-10-2013
20090185371Backlight Module Unit and Backlight Module - A backlight module unit and a backlight module are provided. The backlight module unit includes a first light source, a second light source, and an optical barrier. A light source interval is defined between the first light source and the second light source, while a barrier interval is defined between the optical barrier and the second light source. Because the barrier interval is substantially shorter than a half of the light source interval, the backlight module unit mixes the light evenly, and prevents the dark bands from forming due to the disposition of the optical barrier. Thereby, the backlight module that comprises the plural aforesaid backlight units will have no dark bands, mix light evenly, and be thin overall.07-23-2009
20100220476LED LIGHT TUBE - A LED light tube is revealed. The LED light tube includes a tube-shaped heat dissipation base, a printed circuit board and a light cover. The light cover includes an outer light emitting layer, an inner light emitting layer and a hollow part formed by a gap between the inner light emitting layer and the outer light emitting layer. The inner light emitting layer of the light cover presses on the printed circuit board in order to fix the printed circuit board on the tube-shaped heat dissipation base so that there is no need to use any other components for fixing the printed circuit board on the tube-shaped heat dissipation base.09-02-2010
20100220477Substrate Structure and Side-Entrance Lighting Structure - A substrate structure includes a substrate, a plurality of point light sources, a first wall and a plurality of convex members. The point light sources are disposed on the substrate. The first wall is on a long side of the substrate and substantially perpendicular to the substrate. The convex members extend from the first wall along a direction that is substantially perpendicular to the substrate. The convex members keep away the point light sources from optical sheets when installing the substrate structure into a frame. Moreover, a side-entrance lighting structure is disclosed.09-02-2010
20090323331ILLUMINATION DEVICE - An illumination device includes a lampshade, a heat dissipation module, a light module and a lamp cap. The lampshade includes a shell and an optical lens fixed on the shell. The heat dissipation module includes a plurality of heat sinks, a bottom plate coupled to the heat sinks, and a cavity defined in the center of the heat dissipation module. The light module is received in the cavity and toward the optical lens, including a substrate and a light source mounted on the substrate. The lamp cap is coupled to the heat dissipation module and away from the optical lens.12-31-2009
20100110676Compact Led Downlight with cuspated flux-redistribution lens - A lighting device has a light source, a reflector dish with a central opening facing the light source, and a lens between the light source and the reflector dish. The lens is so arranged that light emitted from the source towards the central opening of the reflector dish is diffracted away from the central opening. The reflector dish is arranged to reflect light received from the source through the lens back past the lens and source.05-06-2010
20100110680MOUNTING ARRANGEMENT FOR LIGHTING MODULES AND CORRESPONDING METHOD - A lighting module includes a base plate for fixing to a mounting surface, and a reflector body carrying a printed circuit board with one or more electrical light sources such as high power LEDs. The printed circuit board (includes electrical contact pins to the electrical light sources. The base plate and the reflector body are provided with complementary coupling formations for snap-like coupling the base plate and the reflector body with an electrical line interposed in between for feeding the light sources with the electrical contact pins electrically contacting the electrical line. The module may include force-generating formations to urge the printed circuit board against the base plate to promote heat transfer in between.05-06-2010
20090080190Illumination Device for a Medical Care Unit - The invention relates to an illumination device for a medical care unit. The illumination device comprises a plurality of light units arranged on a fixing unit to illuminate a room and a display area. At the same time, the color temperature and the distribution thereof as well as the brightness of the individual light units can be tuned to each other, for instance.03-26-2009
20120140467LED LAMP - A portable light emitting diode (LED) lamp is disclosed. The light emitting diode (LED) lamp, the LED lamp comprises a main body; a first LED module arranged at a first end of the main body; a holder arranged at a second end of the main body; and a second LED module pivotally connected to the holder.06-07-2012
20110170288LED RETROFIT UNIT HAVING ADJUSTABLE HEADS FOR STREET LIGHTING - Disclosed is a light emitting diode retrofit unit including a main body housing electronics having a first end and a second end, an electrical connector at the first end of the main body and rotatably attached to the main body via a commutator, a first LED module connected at the second end of the main body via a first connector, a second LED module connected to the main body via a second connector, and a plurality of LEDs in each of the first and second LED modules.07-14-2011
20080310157Illuminating device - An illuminating device includes an illuminating unit including a light source that is mounted on a base board and that has a first number of first light emitting diodes and a second number of second light emitting diodes. Each of the first and second light emitting diodes of the light source has a light-emitting area. The light-emitting area of each first light emitting diode has a maximum horizontal width, and a maximum vertical width smaller than the maximum horizontal width of the light-emitting area of a corresponding first light emitting diode. The light-emitting area of each second light emitting diode has a maximum vertical width, and a maximum horizontal width not greater than the maximum vertical width of the light-emitting area of a corresponding second light emitting diode.12-18-2008
20100118529LIGHT EMITTING DIODE DISPLAY - An LED display with a reduced thickness is described. In one embodiment, the LED display includes a second support plate between a front support plate and a back support plate. The second support plate enables the front support plate to be thinner than if the second support plate was not included. The second support plate increases the distance between an LED chip and a light exit surface thereby allowing the front support plate thickness to be reduced by about the thickness of the second support plate. In one embodiment, the second support plate allows the thickness of an LED display to be thinner. The second support plate adds structural integrity to a back support plate. Therefore, the back support plate can be thinner, and thickness of the LED display can be reduced.05-13-2010
20100118531LIGHT-BEAM SHAPER - The invention relates to an optical device for imparting an elongate shape to a light beam emitted by a LED, and to street luminaries which comprise such optical devices. The optical device comprises a lens (05-13-2010
20090310350Light Distributor - A light distributor includes a panel (12-17-2009
20090310353LAMP UNIT - A lamp unit includes a first light source; a projection lens that forms a light distribution pattern using light radiated from the first light source; a second light source; and a parabola optical system reflector that reflects light radiated from the second light source. The projection lens has a paraxial outer peripheral portion that is closer to a first optical axis than at least part of another outer peripheral portion as seen in the direction of the first optical axis. The parabola optical system reflector reflects light radiated from the second light source such that the reflected light passes through a space adjacent to the paraxial outer peripheral portion.12-17-2009
20090310352LED LAMP - An LED lamp includes a concave lamp enclosure, a base, a plurality of LEDs and a lens. The base is received in the lamp enclosure and located at a bottom of the lamp enclosure. The base has a curved, concave top surface. The LEDs are distributed on the top surface of the base. The lens is received in the lamp enclosure and located over the LEDs. The lens has a curved, convex light input surface. The light input surface faces and spaces from the top surface of the base to define a space between the light input surface of the lens and the top surface of the base.12-17-2009
20090310354INTERCONNECTION ARRANGEMENT HAVING MORTISE AND TENON CONNECTION FEATURES - An interconnection arrangement features a housing having multiple exterior surfaces. The housing is configured to receive an electrical device therein and has a plurality of the multiple exterior surfaces each having at least one mortise connection feature formed therein which is configured to receive a tenon associated with an accessory and to connect the accessory to the housing.12-17-2009
20090310351LAMP ASSEMBLY - An exemplary lamp assembly includes a light guide member, a light reflective member and a light source. The light guide member includes a light-emitting surface, a concave surface opposite to the light-emitting surface, and a light incident surface connected between the light emitting surface and the concave surface. The light reflective member includes a reflective surface opposite to the concave surface of the light guide member. The light source is arranged adjacent to the light incident surface of the light guide member. The light source includes a circuit board, a plurality of light emitting diodes, and two contact pins. The light emitting diodes are electrically mounted on the circuit board and face toward the light incident surface. The contact pins are electrically connected to the circuit board and extend in a direction away from the light incident surface for electrical connection to a power source.12-17-2009
20100124057LED light source assembly with heat sink and heat conductive glass cover - An LED assembly comprising an LED light source positioned between a heat sink and a heat conductive glass element, and at least one hold-down element, such that the hold-down element provides a compressive force to hold the heat conductive glass element against the LED light source, thereby pressing the LED light source against the heat sink. In one example, a ⅛ inch glass element with a surface area of five times the LED diffuser surface area is held over the LED light source by one or more sections of spring wire inserted through holes in the heat sink.05-20-2010
20100328942Ceramic radiator with conductive circuit - A ceramic radiator with conductive circuit uses the ceramic with high conductive ceramic and better radiation physical characteristics to manufacture the one-body-shaped radiator. The radiator has front side, back side and ends. The conductive circuit is set on the front side of the radiator to enable one or more LED lights installed thereon lightened. Several sets of the heat sinks are installed on the back side and the ends to increase the efficiency of heat dissipating. A lamp mask covers the LED lights. The ceramic radiator may remove its lamp mask when placed indoors.12-30-2010
20100079989Flexible Thin-Type Light-Emitting-Diode Circuit Substrate and a Light-Emitting-Diode Lamp Strip - A flexible thin-type light-emitting-diode circuit substrate includes a bottom copper layer, a top copper layer, and an insulation layer which is interlined between the bottom copper layer and the top copper layer such that the bottom copper layer cannot be electrically connected with the top copper layer. The top copper layer is defined with a wiring zone, and the wiring zone is formed with a circuit pattern for electrically connecting at least one light emitting diode.04-01-2010
20120033423LIGHTING APPARATUS - A lighting apparatus is broadly disclosed and embodied herein. The lighting apparatus may include a heat sink, a first reflector provided over the heat sink, a light emitting module provided at the first reflector, an enclosure provided over the heat sink to surround the light emitting module, and a second reflector provided over the light emitting module. At least a portion of the light emitted from the light emitting module may be reflected at least in a direction a prescribed angle below a horizontal plane of the light emitting module.02-09-2012
20120033422LIGHTING APPARATUS WITH TOTAL INTERNAL REFLECTION LENS AND MECHANICAL RETENTION AND LOCATING DEVICE - A lighting apparatus includes a light source having a plurality of light-emitting-diodes and a lens assembly with a lens and a lens holder. The lens includes a body member having an outer surface shaped to provide total internal reflection and an interior open channel extending longitudinally through the body member. The body member has a first end region for accommodating the light source and a second end region that includes a plurality of refractive surface regions positioned around the open channel. The lens holder has a concave interior surface shaped to accommodate the optical body member of the lens and a convex exterior surface. The holder has multiple clips for securing the lens and three or more support members extending from the exterior surface toward the first end.02-09-2012
20100085750CAVITY REFLECTOR LIGHT INJECTION FOR FLAT PANEL DISPLAYS - The present invention describes a light mixing waveguide including a transparent slab waveguide having a reflectorized edge, a pair of opposing side edges adjacent to the reflectorized edge, a light transfer edge opposite the reflectorized edge, and a plurality of cavities formed inside the slab waveguide, wherein at least one of the side edges is configured to receive light from one or more light sources so that the received light is totally-internally reflected from top and bottom surfaces of the transparent slab waveguide. Interaction of the received light, the cavities, and the reflectorized edge mixes the received light prior to the light passing through the light transfer edge and into a target optical system.04-08-2010
20100079992LIGHTING DEVICE AND LIGHT THERAPY DEVICE ASSOCIATED THEREWITH - The invention provides a lighting device (04-01-2010
20100079990EFFICIENT LED ARRAY - An efficient LED array. In an aspect, an LED apparatus includes a metal substrate having a reflective surface, and LED chips mounted directly to the reflective surface to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips. In another aspect, a method includes configuring a metal substrate to have a reflective surface, and mounting a plurality of LED chips directly to the reflective surface of the metal substrate to allow for thermal dissipation, and wherein at least a portion of the LED chips are spaced apart from each other to allow light to reflect from a portion of the reflective surface that is located between the portion of the LED chips.04-01-2010
20090129079Light Emitting Module Especially For Use in an Optical Projection Apparatus, and Optical Projection Apparatus - A light-emitting module is specified, comprising at least two light sources disposed on a common carrier. At least one of said light sources includes at least two LED chips. Each light source (05-21-2009
20110267818LIGHT SOURCE ASSEMBLY - An exemplary light source assembly includes a light guide plate, a printed circuit board and light emitting elements. Each of the light emitting elements includes a cuneiform base and a light emitting diode. The cuneiform base includes an inclined surface sloped relative to an outer surface of the printed circuit board. The corresponding light emitting diode is placed on the inclined surface of the cuneiform base such that the light emitting diode is angled on the printed circuit board. Thereby, light is obliquely emitted from the light emitting elements onto the light guide plate.11-03-2011
20110267816PANE ASSEMBLY - A pane assembly having an illumination system, comprising at least: 11-03-2011
20090046458Cooling structure for street lamp using light emitting diode - Provided is a cooling structure for a street lamp using light emitting diodes. The cooling structure comprises a heat-dissipating case having an installation portion therein, a printed circuit board installed within the installation portion, one or more light emitting diodes installed under the printed circuit board, a heat transfer unit for transferring heat to be generated from the light emitting diodes to the top of the heat-dissipating case and dissipating the heat to the outside, and reflection plates disposed at the bottom of the heat-dissipating case. The cooling structure is efficiently improved to quickly and rapidly dissipate heat generated from the light emitting diodes during turn-on. With this configuration of the cooling structure, the street lamp is protected from failure and has greatly improved durability. In addition, the light emitting structure is improved to inhibit loss of luminance. Therefore, the energy efficiency of the street lamp can be effectively improved.02-19-2009
20090046457SOLID-STATE LIGHTING FIXTURES - A high performance, high efficiency solid state electronic lighting device, having a sealed fixture body for use outdoors or in environments requiring IP rated sealed fixtures, uses light emitting diodes for producing light from AC current that operates on an as needed basis dependent upon occupancy, ambient light levels and facility load requirements. The high performance, high efficiency solid state electronic lighting device can also be used to replace the internal workings and reflective surfaces of a standard fluorescent fixture, a high-intensity-discharge (HID) lamp, or other arc-based lamps using light emitting diodes for producing light from AC current that operates on an as needed basis dependent upon occupancy, ambient light levels and facility load requirements.02-19-2009
20090201679Led lamp - An object is to provide an LED lamp in which the number of LEDs is reduced by using high-intensity LEDs, and point light sources are converted into a linear light source or the like by a light diffusion sheet.08-13-2009
20090201678HEAT SINK FOR SEMICONDUCTOR LIGHT SOURCES - A packaging structure for an array of semiconductor light sources that provides a heat sink using conduction, convection and radiation of heat. The array, mounted on a base, transfers heat by conduction to a first metal surface slightly spaced apart from a second metal surface. A liquid transfers heat by convection from the first metal surface to the second thereby spreading the heat over both the first and second metal surfaces which can radiate heat to the ambient environment. Where the metal surfaces are cup-shaped, the metal surfaces can form a beam if the light sources are placed near a focal area of a parabolic cup-shaped reflector surface. Optional screw threads allow use in conventional sockets and may house an optional transformer and rectifier.08-13-2009
20120106149UNDERWATER AND LANDSCAPE LIGHTING SYSTEM - A lighting system is described. The lighting system includes a substantially round lens, a base, a circuit board and an adaptor. The lens has an exterior side and an interior side. The base has a first side and a second side. The base is sealingly coupled to the interior side of the lens to create a watertight compartment therebetween. The second side of the base has at least one connector member. The circuit board is coupled to the first side of the base. The circuit board implements a circuit including a plurality of light emitting diodes (“LEDs”) and a power supply receiving connector. The power supply receiving connector is accessible through the second side of the base. The adaptor has a first side configured to interface with the at least one connector member and a second side having a threaded coupling to maintain the lighting system in a fixed position in a fitting.05-03-2012
20120106148LED LIGHT SYSTEM - An exemplary embodiment of a light head includes a housing structure, a light source, and a lens or transparent window through which light emitted by the head light source is passed. The head further includes an electrical module, and a plurality of separate light emitting diode (LED) modules as the light source, connected to the electrical module to provide electrical power to the LED modules. The LED modules are supported in the housing structure by a bracket system. An exemplary application is for a streetlight head unit.05-03-2012
20120106147LIGHTING APPARATUS - A lighting apparatus may include a case, a circuit board, a light source including a light emitting diode (LED), and a light controlling layer to reflect light from the light source toward an inside of the case to prevent the light from being directly radiated to an outside of the case.05-03-2012
20120106146LED String Lights with Multiple Source Points - This invention relates to LED string lights with multiple source points comprising several connected LEDs, wherein each LED is installed on a holder. A solid transparent component is also installed on the holder covering the LED. Inside such solid transparent component, there are many small air bubbles. Lights sent out from the LED get through these bubbles and refraction occurs to form multiple source points. During the production, air shall be blown into the solid transparent component to create many separate air bubbles therein. Lights from the LED get through these air bubbles and refraction occurs. Each air bubble is like a source point. Therefore, it's easy and effective for this invention to create many source points even in one LED.05-03-2012
20090262530Light Emitting Diode Lamp Source - A light fixture includes a core member having a top end, a bottom end, and a body extending between the top and bottom ends. The core member includes a solid, single member or modular members. The body includes outer surfaces (“facets”) spaced along an outer perimeter thereof. Each facet can receive one or more light emitting diode (“LED”) packages in various different positions, with different electrical and other configurations. By rearranging and/or reconfiguring the LED packages, the light fixture can have different optical distributions, such as that traditionally provided by metal halide, high intensity discharge, quartz, sodium, incandescent, and fluorescent light sources. Heat pipes extending through the core member dissipate heat from the LEDs. Active cooling modules and/or fins may assist with this heat dissipation. The heat pipes and/or a separate elongated structure extending through the core member can secure the core member to the light fixture.10-22-2009
20090262529ILLUMINATOR - An illuminator (10-22-2009
20090262528OPTICAL PLATE AND BACKLIGHT MODULE USING SAME - An exemplary optical plate includes a transparent main body. The transparent main body includes a first surface and a second surface. The first surface and the second surface are on opposite sides of the main body. The first surface of transparent main body defines a plurality of elongated arc-shaped grooves. The second surface defines a plurality of the elongated arc-shaped protrusions. An extending direction of the elongated arc-shaped grooves intersects with an extending direction of the elongated arc-shaped protrusions.10-22-2009
20090279294LIGHT EMITTING DIODE LUMINAIRE - A light emitting diode luminaire includes an installing device, a light emitting diode array, a secondary optical light guide plate, a thermal conduction-dissipation device, and a carrier. The light emitting diode array and the secondary optical light guide plate are disposed on the installing device. The thermal conduction-dissipation device includes a thermal dissipation element and a thermal conduction element. The thermal conduction element has a heat absorption portion and at least one heat dissipation portion. The heat absorption portion is thermally coupled to the light emitting diode array, while the heat dissipation portion extends outward. The installing device is assembled on the carrier, and the light emitting diode array and the second optical light guide plate are assembled on the carrier via the installing device.11-12-2009
20090279295TRANSPARENT BODY COMPRISING AT LEAST ONE EMBEDDED LED - A transparent body comprising at least one embedded LED is disclosed. The embedded LED is arranged to provide a beam of light through the transparent body. The transparent body further comprises an optical device for controlling the beam angle and/or beam direction of at least a part of the light beam of the at least one embedded LED. The transparent body, provided with an optical device, allows improved illumination of entities displayed in, for example, showcases and counters.11-12-2009
20090279296LIGHT EMITTING DIODE LAMP - An LED lamp includes an LED, a reflector, a first lens and a second lens. The reflector includes an outer surface which is a total reflective surface. A receiving space extends into the reflector from a center of a top side of the reflector and defines an opening in the center of the top side. The LED is received in the receiving space and faces the top side of the reflector. The first lens couples to and seals the opening of the reflector. The second lens is arranged on the top side of the reflector surrounding the first lens. Light generated by the LED passes across both of the first and second lenses to an exterior during operation of the LED lamp.11-12-2009
20120182732Lighting Device and Lamp Comprising said Lighting Device - A luminous means (07-19-2012
20090284968LIGHT EMITTING DIODE LAMP - A light emitting diode (LED) lamp includes a lampshade, a light guide pole and a plurality of LEDs. The light guide pole is of light permeable material and received in the lampshade. A plurality of irregular elements is formed on an outer surface of the light guide pole. A distribution density of the irregular elements decreases gradually from two ends of the light guide pole towards a middle of the light guide pole. The LEDs are mounted at the two ends of the light guide pole. Light emitted by the light emitting diodes falls incident into the light guide pole and exits the light guide pole from the outer surface thereof.11-19-2009
20110170289COMPACT LIGHT-MIXING LED LIGHT ENGINE AND WHITE LED LAMP WITH NARROW BEAM AND HIGH CRI USING SAME - A directional lamp comprises a light source, a beam forming optical system configured to form light from the light source into a light beam, and a light mixing diffuser arranged to diffuse the light beam. The light source, beam forming optical system, and light mixing diffuser are secured together as a unitary lamp. The beam forming optical system includes: a collecting reflector having an entrance aperture receiving light from the light source and an exit aperture that is larger than the entrance aperture, and a lens disposed at the exit aperture of the collecting reflector, the light source being positioned along an optical axis of the beam forming optical system at a distance from the lens that is within plus or minus ten percent of a focal length of the lens.07-14-2011
20110170287LED LAMP WITH ACTIVELY COOLED HEAT SINK - A LED lamp (07-14-2011
20090290343LIGHTING FIXTURE - Embodiments of the invention provide lighting assemblies for installation in lighting fixtures. Lighting assemblies include at least one light source, at least one heat sink, and at least one reflector. Other embodiments of the lighting assembly may also include an outer surface of the reflector comprising a heat sink. In some embodiments, it may be desirable to direct light toward a wall. In those situations, a wall wash trim may be included. The lighting assemblies disclosed herein may be modular and thus replaced without having to uninstall the entire fixture. In some embodiments, a circuit board containing at least one light emitting diode in an existing lighting assembly may be replaced with another circuit board containing light emitting diodes of a different color temperature or a different color.11-26-2009
20090290341OPTICAL PLATE AND BACKLIGHT MODULE USING SAME - An exemplary optical plate includes a first surface and a second surface opposite the first surface. The first surface defines a plurality of substantially parallel elongated arc-shaped grooves therein. A plurality of substantially parallel elongated arc-shaped protrusions is formed on the second surface. An extending direction of the elongated arc-shaped grooves are substantially parallel to an extending direction of the elongated arc-shaped protrusions.11-26-2009
20090290342LIGHT-GUIDING MODULE AND LED LIGHT SOURCE USING THE SAME - An LED light source includes an LED module and a light-guiding module fixed on the LED module. The LED module includes a printed circuit board and a plurality of LEDs. The light-guiding module includes a frame placed on the LED module and a plurality of light guiding units engaging with the frame. The frame defines an opening in a lower portion thereof to receive the LEDs of the LED module therein and a recess in an upper portion thereof and in communication with the opening. Each of the light guiding units has a base with two flanges respectively fittingly received in two cutouts of the recess of the frame so that the light guiding unit is movable along the recess until it faces a corresponding LED.11-26-2009
20110170290LIGHTING DEVICE AND METHOD OF LIGHTING - The invention relates to a lighting device (07-14-2011
20090296386LED ILLUMINATOR - An LED illuminator has a seat and multiple LED modules mounted on the seat. The seat has multiple chambers, each of which has two opposite sidewalls, a bottom, two through holes and an opening. The two through holes are respectively defined on the sidewalls and the opening is defined the bottom. The LED modules are respectively mounted on the sidewalls of the chambers on the seat and standing on the seat at an inclined angle to allow lights pass through the openings of the chambers. Therefore, each chamber has two light sources from two opposite sidewalls and the lights of the two lights source pass through the opening of the chamber. The LED illuminator provides a wide illuminating angle.12-03-2009
20090103298IMMERSED LEDS - The present invention relates to a LED-array system (04-23-2009
20120293994LED Lighting Fixture - A lighting fixture includes a support structure and at least three circuit boards that are mounted to the support structure. Each circuit board has (i) a mounting surface mounted to the support structure and (ii) an outside surface defining a plane, wherein the circuit boards are mounted so that the plane of any given one of the outside surfaces forms an obtuse angle with the plane of the outside surface of any adjacent circuit board. The fixture also includes a linear array of at least three LEDs mounted on the outside surface of each one of the circuit boards; each linear array defining a longitudinal axis and wherein the circuit boards are mounted on the support structure so that all of the longitudinal axes are parallel to one another. Such LEDs within a given array are coupled to one another using conductors of the board on which they are mounted. The fixture further includes a power connector coupled to each of the circuit boards.11-22-2012
20110199764DEVICE AND METHOD FOR CONTROLLING AN ANGULAR COVERAGE OF A LIGHT BEAM - A system and method for controlling an angular coverage of a light beam. The method includes: defining a non-uniform angular coverage of a first light beam; altering a first spatial relationship between a first movable transmissive deflector and a first light source in response to the definition; directing a first light beam from the first light source through the first movable transmissive deflector such as to provide a first deflected light beam; and focusing the first deflected beam, by a first optical focusing element, to provide a first focused light bean that is focused onto a first area that is characterized by a location that is substantially indifferent to changes in the first spatial relationship.08-18-2011
20100110681MARINE LIGHTING APPARATUS AND METHOD - A marine lighting device mounts in-line with a tubular member of a marine vessel structure such as a T-top, tower or hand rail. An LED light bar having an array of LEDs supportably mounted to a circuit board is sealably enclosed in a tubular lens which, in turn is disposed within a tubular housing, a central portion of which is provided with an opening through which illumination from the LEDs is emitted after passing through the lens. A sleeve coupling is used to mount at least one end of the housing to a free end of the tubular member. In lieu of using a sleeve coupling at both ends one end of the housing may be flared to receive one of the free ends of the tubular member. A lighted T-top incorporating at least one such marine lighting device and a lighted marine handrail are also disclosed.05-06-2010
20100277908LED LIGHTING ASSEMBLY - An LED lighting assembly includes an emitting-light apparatus, an inserting apparatus connected electrically to the emitting-light apparatus and a base cover received the emitting-light apparatus. The emitting-light apparatus includes a PCB and at least one LED unit welded on the PCB. The inserting apparatus includes a pedestal and at least two connecting springs received in the pedestal. The base cover has a first side groove and a second side groove. The two ends of the bottom of the base cover have a fixing gap and an inserting slot. The emitting-light apparatus is inserted into the second side groove, the inserting apparatus are inserted into the first side groove, the bottom of the pedestal is received in the fixing gap. The LED lighting assembly can link with another the same, and the distances of the LED units adjacent to other are same.11-04-2010
20100277910LED LIGHT FIXTURE - An LED light fixture system includes an LED module having a plurality of LEDs attached thereto and directed inwardly toward a secondary optic. The LED module is releasably attached to an interior surface of a peripheral frame. The frame includes an openable portion positioned to allow the LED module to be inserted or removed through an opening created when the openable portion is in an open position. The openable portion is movable from the open position to a closed position and provides an electrical connection between the LEDs attached to the LED module and a source of electrical current when the openable portion is in the closed position.11-04-2010
20100277903LAMP FOR SIDE-MARKER, CLEARANCE OR COMBINATION THEREOF - A low profile, streamlined, lamp for use as a side-marker and/or a clearance light on a vehicle which directs a substantial amount of its light output at an angle left and right of the perpendicular axis, and along the longitudinal axis through the agency of an optical element positioned between the light source and the outer cover.11-04-2010
20100103670ILLUMINANT DEVICE AND LIGHT REFLECTING SHADE THEREOF - This invention provides an illuminant device and its light reflecting shade for reflecting a light emitted from a light source. Such light reflecting shade includes a plurality of reflecting sheets forming a conoid-like structure with a plurality of reflecting planes, a first side and a corresponding second side. The light source is disposed at the first side and the second side is a light emitting side.04-29-2010
20110267813ILLUMINATION DEVICE AND ELECTRONIC APPARATUS - An illumination device includes a light emitting element chip and a plurality of lens array units. The light emitting element chip has a plurality of light emitting elements. Each light emitting element is a first light emitting portion provided in the light emitting element chip, or is a second light emitting portion provided at a position closer to the end portion of the light emitting element chip than the first light emitting portion. The lens array unit has a plurality of micro lenses each of which is opposed to each of the plurality of light emitting elements. Each micro lens is a first lens opposed to the first light emitting portion, or a second lens opposed to the second light emitting portion. The optical center of the first lens coincides with the geometric center thereof, and the optical center of the second lens is different from the geometric center thereof.11-03-2011
20100061095LIGHTING DEVICE - Device including a tubular element (03-11-2010
20100061094LIGHT GUIDE ARRANGEMENT WITH STITCHED WIRE - A light guide arrangement comprising a light guide (03-11-2010
20090296389LIGHT SOURCE MODULE, RELATED LIGHT BAR AND RELATED LIQUID CRYSTAL DISPLAY - A light source module includes a bottom circuit board, a plurality of LED chips disposed on the bottom circuit board, and a sealant covering the LED chips. Each LED chip includes a light-emitting structure and at least a patterned reflecting layer disposed on the light-emitting structure. The patterned reflecting layer can appropriately enhance the brightness of the lateral surface of the LED chip. Thus, the diffuser particles included in the sealant can diffuse light so that the light beams emitted from the lateral surfaces of the LED chips can exit from the light-exiting surface of the light source module. Accordingly, a uniform light distribution of the light source module can be provided.12-03-2009
20090296388LED LIGHTING MODULE - An LED lighting module comprises an array luminous element and a bar-like light guiding structure. The array luminous element comprises a plurality of illuminants of top-emitting LEDs arranged in an array form. The bar-like light guiding structure surrounds two laterals of the array luminous element. The bar-like light guiding structure comprises a first curved surface and a second curved surface. The first curved surface and the second curved surface respectively descend toward the middle of the array luminous element from the two sides of the array luminous element, and meet above the middle of the array luminous element. The first curved surface and the second curved surface connect with each other at the plane with a certain angle and in tangency where the positive optical axis exists. The positive optical axis is the direction perpendicular to the plane on which the LEDs are mounted.12-03-2009
20110267812SOLID STATE LIGHTING DEVICE, AND METHOD OF ASSEMBLING THE SAME - A lighting device comprising a light emitter positioning element and first and second solid state light emitters positioned on the first light emitter positioning element, at least a first portion of the first light emitter positioning element of a spiral shape. Also, a lighting device comprising first and second solid state light emitters and means for dissipating heat from them. Also, a method of assembling a lighting device, comprising positioning a first light emitter positioning element that comprises a ledge, so that at least a part of it is in contact with a support structure, at least first and second solid state light emitters being on the positioning element, and pressing the positioning element to bring it into contact with the ledge.11-03-2011
20100128474LED LAMP - An LED lamp includes a printed circuit board, a plurality of LED modules mounted on the printed circuit board, and a lens mounted on the printed circuit board and covering the LED modules. The lens includes a bottom surface enclosing the LED modules therein and a top surface located above the bottom surface. Light emitted from the LED modules travels through the bottom surface and the top surface of the lens to illuminate the environment. The bottom surface of the lens is concave and the top surface of the lens is bulgy. Curvatures of constituting portions of the bottom surface are larger than those of corresponding portions constituting the top surface.05-27-2010
20090002983Ornament structure - An ornament includes a base, a power source connected with the base, a switch on the base, a circuit board positioned on the base, several light sources connected with the circuit board, and a covering part positioned on a front side of the circuit board; the circuit board, the power source, and the switch together comprise a circuit; the circuit board has a middle raised portion, and a reflection layer, which covers the raised portion; the covering part includes a pervious-to-light plate, which is arranged at a middle, and has a plating membrane thereon; thus, when the light sources are emitting light, the reflection layer and the plating membrane of the pervious-to-light plate together can help to produce such an optical effect that the ornament itself presents multiple light-spots, and looks as if it comprised an inwardly extending multi-sectional tunnel.01-01-2009
20110205735LIGHT SOURCE UNIT AND LIGHTING EQUIPMENT - In one embodiment, a light source unit includes a reflector formed of synthetic resin. The reflector includes a radiation opening, a reflective surface formed of a portion of a curved surface expanding toward the radiation opening, a reinforcing element formed to connect ends of the radiation opening, and a light source arranged in a side of the reflector so as to face the reflective surface.08-25-2011
20110199765Linear LED Lamp - An LED-based lamp includes a linearly elongated body having a reflective interior surface defined by a top portion and side portions. An array of LEDs is mounted to at least one of the side portions and positioned such that its emitted light is directed into the linearly elongated body, where it is diffused and emitted from the lamp uniformly. In other embodiments, arrays of LEDs are mounted to both of the side portions. The interior of the body is an open cavity. A transparent cover is optionally attached to the body.08-18-2011
20110267817LIGHT BLOCK - A lighting element that includes a hollow enclosure, an optical lighting film, reflective interior surfaces, and a partially collimating light source is described. The lighting element can be used as a light block for illuminating light boxes, sign boxes, or luminaires. The lighting element can be rectangular in shape, thin, bright, uniform, energy efficient and lightweight, and can be configured to emit light from one or opposing surfaces. Additional light management elements, such as diffusing films, graphic films and information displays, can be positioned adjacent to the output surface(s) of the lighting element for a variety of applications. Several lighting elements can be tiled together to light larger areas and larger signs.11-03-2011
20120293995LED LIGHT ASSEMBLY AND METHOD FOR CONSTRUCTION THEREOF - A light assembly, and an associated method, for illuminating a target. Light energy is generated by a plurality of LED light sources that are mounted on a substrate. Light energy generated by the LED light sources is caused to be projected towards a central focal area. The substrate is folded into a concave-shaped configuration, and the light energy generated by the LED lights is caused to be projected towards the central focal area, permitting focusing of the light energy.11-22-2012
20080278942DIRECT-TYPE BACKLIGHT MODULE AND LAMP HOLDER THEREOF - A direct-type backlight module and a lamp holder thereof are disclosed. The lamp holder includes a plurality of lamp seats, and a plurality of connecting arms each connected with at least one adjacent lamp seat. Each lamp seat has a retaining portion for retaining a corresponding lamp therein. Each connecting arm has a bendable portion that can be bent along a horizontal direction so as to adjust a distance between adjacent lamp seats. Therefore, the lamp holder of the present invention has a capability to retain several lamp groups spaced at different intervals for different LCD types or with lamp assembly tolerances, and thereby achieves a higher convenience in the LCD assembly.11-13-2008
20120293997ILLUMINATION MODULE - A light emitting diode (LED) module is provided that includes a base and a cover. Circuitry is provided on the base. An LED array is provided on the base and is coupled to the circuitry, which in an embodiment may convert AC line voltage to DC voltage. The LED module can be configured to take up minimal space while providing desirable light output.11-22-2012
20100277911LED LIGHT FIXTURE - An LED light fixture system includes an LED module having a plurality of LEDs attached thereto and directed inwardly toward a secondary optic. The LED module is releasably attached to an interior surface of a peripheral frame. The frame includes an openable portion positioned to allow the LED module to be inserted or removed through an opening created when the openable portion is in an open position. The openable portion is movable from the open position to a closed position and provides an electrical connection between the LEDs attached to the LED module and a source of electrical current when the openable portion is in the closed position.11-04-2010
20110205734OPTICAL SHEET STACK BODY, ILLUMINATING DEVICE, AND DISPLAY DEVICE - An optical sheet stack body includes two optical sheets disposed to overlap a plurality of point light sources arranged in a first direction and arranged in a second direction crossing the first direction. The optical sheets are disposed so that a long-side direction of the optical sheet crosses the first and second directions at an angle other than right angle. A first optical sheet disposed on the point light source side has a plurality of first three-dimensional structures extending in a direction parallel to or almost parallel to the first direction. A second optical sheet disposed on the side opposite to the point light source has a plurality of second three-dimensional structures extending in a direction parallel to or almost parallel to the second direction. The second three-dimensional structure has a shape by which return light is generated from normal incident light more than the first three-dimensional structure.08-25-2011
20080285270LIGHT EMITTING DIODE PACKAGE - A substrate structure for light emitting diodes (LED) chips operation includes a heat spreader, chip holders arranged in the center of the heat spreader, transfer pads located near the chip holders for wire bonding interconnection between the LED chips, and a circuit layer having a gap dividing the circuit layer diagonally. The circuit layer includes a first insulation layer on top of the heat spreader, a metal trace layer on top of the first insulation layer, and a second insulation layer on top of the metal trace layer, wherein portions of the second insulation layer are removed at the opposite corners along the gap, and around the opening, and a conductive plating is plated on the second insulation layer around the opening. Furthermore, a spotlight cap is provided to focus the light emitted from the LED. A LED package includes the substrate structure and the spotlight cap is also provided.11-20-2008
20120287627CONFIGURABLE LIGHT EMITTING DIODE LIGHTING UNIT - A light emitting diode (LED) lighting unit including power supply housing accommodating a power supply and an LED array housing defining an internal compartment and a lens sealing the internal compartment. A different respective LED array is mounted on at least one of a number of common printed circuit boards accommodated within the internal compartment. The different LED arrays provide different illumination, controlling one or more illumination features such as beamwidth, color and color temperature. Physical isolation is also provided between the LED array housing and the power supply housing to allow for controlled or otherwise restricted access to one or more of the different housings. In at lest some embodiments, one or more of the LED array housing and power supply housing are configured with a centrally located chimney, drawing in cooling air from a space provided between the to housings to facilitate cooling of the lighting unit.11-15-2012
20120294001Luminaire For Illuminating a Target Area by Means of Retroreflection of Light from a Light-Emitting Diode Module on a Reflector - A luminaire for illuminating a target area (11-22-2012
20120293999Recessed Sealed Lighting Fixture - In an embodiment, a recessed light fixture includes a structural reflector and two end caps that form a light fixture housing. A first, second and third optics areas are provided. At least one first light source type is mounted near the first optics area. A second light source type is mounted near the second optics area and the second light source type is mounted near the third optics areas, the second light source type having a light output level substantially lower than the light output level of the first light source type. A diffuser is configured to sealably mount to the light fixture housing so as to substantially seal an interior portion of the light fixture. In operation, the light fixture can be switch between an ambient mode and an examination mode while providing a cost effective and attractive design.11-22-2012
20120294000MULTIPLE USE LED LIGHT FIXTURE - An LED light fixture is provided and includes a light engine assembly having a plurality of LED light modules mounted to a printed circuit board. The light engine assembly has a substantially circular periphery. A substantially cylindrical main body portion surrounds the light engine assembly and is sized to define a substantially annular gap between an inner surface of the main body portion and the periphery of the light engine. A plurality of radially extending and circumferentially arrayed fins are positioned rearward of the light engine assembly, and a thermal pad is coupled to and positioned between a rear surface of the light engine assembly and the plurality of fins for transferring heat away from the light engine assembly. The annular gap at least partially defines an air flow path in communication with spaces between the fins. An LED track lighting fixture including the LED light fixture also is provided.11-22-2012
20120293998REMOVABLE LIGHT ENGINE - The invention relates to a light engine (11-22-2012
20110007506LIGHTING APPARATUS - A thin, linear or planar lighting apparatus with a hollow cavity having a uniform luminance distribution over a lighting surface. The lighting apparatus includes a light source configured to emit light having a narrow-angle light intensity distribution characteristic, a diffuser plate disposed in a position spaced apart by a predetermined distance from an optical axis of the light emitted from the light source, and a reflection member. The reflection member includes a level surface substantially parallel to the optical axis and an inclined surface inclined to the optical axis at a predetermined angle so that a uniform illuminance distribution over a lighting surface is achieved. A hollow region is formed between the diffuser plate and the reflection member, and the diffuser plate is illuminated with light reflected off the level surface and the inclined surface via the hollow region.01-13-2011
20110007505LIGHT SOURCE MODULE AND LED STREET LAMP USING THE SAME - A light source module includes a base, at least one light emitting diode device, a reflector and a transparent plate. The light emitting diode device is arranged on the base. The reflector is arranged on the base and around the light emitting diode device. The transparent plate is arranged on the reflector and forms a plurality of Fresnel lens portions facing the light emitting diode device. The Fresnel lens portions are aligned along a predetermined direction. The invention further provides a street lamp having the abovementioned light source module.01-13-2011
20090097245PRISM SHEET AND BACKLIGHT MODULE USING THE SAME - An exemplary prism sheet includes a transparent main body. The main body includes a first surface, a second surface opposite to the first surface, a plurality of micro-depressions formed in the first surface, a plurality of spherical micro-protrusions formed in the second surface. Each micro-depression is defined by four connecting inner sidewalls. A transverse width of each inner sidewall of each micro-depression progressively decreases with increasing distance from its bottom surface that is coplanar with the first surface of the transparent main body. A backlight module using the present prism sheet is also provided.04-16-2009
20090190348ILLUMINATING DEVICE WITH LIGHT-EMITTING DIODE LIGHT - An illuminating device with LED light source includes a circuit board and an elongated arch-sectioned transparent plate. The circuit board has at least two LED lamps arranged in line. The transparent plate is located below the circuit board and is large enough to cover all the LED lamps. The arch-sectioned transparent plate is provided on an outer surface with a plurality of curved ridges, which are parallelly and closely arranged side by side. Lights emitted from the LED lamps and passed through the arch-sectioned transparent plate are condensed by the curved ridges. Therefore, the arch-sectioned transparent plate with the curved ridges forms an area light source. That is, point light sources provided by the LED lamps are converted into an elongated area light source by the curved ridges.07-30-2009
20090129081ELECTIVE LIGHTING FIXTURE VISORS TO REDUCE OFF-TARGET GLARE AND SPILL LIGHT - A method, apparatus and system for illuminating a large area with plural high power lighting fixtures. The method includes identifying fixtures having a likelihood of affecting playability or glare or spill light relative to a point of view on or off the large area. The method includes steps to identify such fixtures for the purpose of adding a component which improves lighting or decreases glare or spill light for the point of view. A further method does so for multiple points of view relative to the large area, whether on or off the large area. One component is a long visor that would be added only to identify fixtures.05-21-2009
20090080189Optic Coupler for Light Emitting Diode Fixture - A recessed light fixture includes an LED module, which includes a single LED package that is configured to generate all light emitted by the recessed light fixture. For example, the LED package can include multiple LEDs mounted to a common substrate. The LED package can be coupled to a heat sink for dissipating heat from the LEDs. The heat sink can include a core member from which fins extend. Each fin can include one or more straight and/or curved portions. A reflector housing may be coupled to the heat sink and configured to receive a reflector. The reflector can have any geometry, such as a bell-shaped geometry including two radii of curvature that join together at an inflection point. An optic coupler can be coupled to the reflector housing and configured to cover electrical connections at the substrate and to guide light emitted by the LED package.03-26-2009
20090091931Illumination device with side aimed light source and two step light dispersion - A two step process of light manipulation to obtain an even toned linear light from point sources of light. This process obtained by taking evenly space particular point sources of light (element A) delivering essentially 100% of their light into the side of an adjacent clear rod (element B). The light turns 90 degrees and travels down the clear rod (element B) in what is called a “waveguide” effect. Adjacent and parallel to A and 90 degrees turned from B is element C, a diffusing rod like member. A, B and C form a triad with A and C in separate contact with B. A and C oriented more or less 90 degrees to each other with B as the pivot point. The triad of A, B and C are contained in a channel where only C sticks out half way. Light from B illuminates C which finishes evening out the light and delivers the final bright even tone of light beyond the containing channel thru the exposed portion of element C.04-09-2009
20120140468LIGHT EMITTING DIODE LAMP WITH ADJUSTABLE LIGHT FIELD - An LED lamp includes a first illuminating device, a second illuminating device, a lamp pole and a transmission device. The first illuminating device includes a supporter and a plurality of light sources arranged on the supporter. The second illuminating device includes a supporting board and a plurality of light sources arranged on the supporting board. The lamp pole includes one end connected to the supporter of the first illuminating device. The transmission device is for driving the supporting board to rotate relative to the lamp pole.06-07-2012
20090161360LIGHT REFRACTION ILLUMINATION DEVICE - In an embodiment, a light refraction illumination device is disclosed. The light refraction illumination device may comprise or include a support member, and a plurality of lenses associated with the support member, wherein each lens from among the plurality of lenses may comprise or include a plurality of concave surfaces. The light refraction illumination device may further comprise or include at least one light source associated with the support member, wherein the at least one light source is configured to emit light, and wherein the at least one light source is positioned relative to the plurality of lenses such that the light is configured to travel through the plurality of concave surfaces.06-25-2009
20110267811SHADING PANEL FOR DISPLAY SYSTEM - A shading panel is described for shading light emitting elements of a light emitting diode display system. The shading panel defines a substantially plane panel surface having an upper border and a lower border, the shading panel comprising at least one column of at least two openings aligned according to a column direction, each opening being suitable to receive at least one light emitting element. For each pair of adjacent openings of the at least one column of openings, the shading panel comprises a first shading louver and a second shading louver, the first shading louver being positioned closer to the opening of the pair of openings closest to the upper border, the second shading louver being positioned closer to the opening of the pair of openings closest to the lower border. The height of the first shading louver is smaller than the height of the second shading louver.11-03-2011
20090129080Lighting means having a primary optics element and an optical apparatus - A lighting device with a light source followed by an optical apparatus in an emission direction, and a primary optics element with a light inlet and a light outlet being arranged between the light source and the optical apparatus. The primary optics element is designed such that desired characteristics of the light beam are formed within the primary optics element by deliberate reflections on specially shaped reflective surfaces of the primary optics element.05-21-2009
20090129082Selectable Beam Lens for Underwater Light - A lens for a wet environment lighting device that has a fixture with an interior that has an opening, and at least one light source located within the fixture interior. Light from the light source proceeds out through the opening. The lens is for location in front of the fixture and the light source located therein and the lens encloses the opening from the wet environment. The lens has a first light-directing area for directing light in a first beam pattern. The lens also has a second light-directing area, distinct from the first light-directing area, for directing light in a second beam pattern, distinct from the first beam pattern. The lens is positioned relative to fixture and light source therein to select from the distinct beam patterns based on the alignment of the light-directing areas relative to the light source resulting from a positioning of the lens.05-21-2009
20090129078PRISM SHEET AND BACKLIGHT MODULE USING THE SAME - An exemplary prism sheet includes a transparent main body. The main body includes a first surface and a second surface. The first surface is opposite to the second surface. A plurality of micro-depressions are defined in the first surface. A plurality of elongated arc-shaped protrusions are formed on the second surface. Each micro-depression is defined by four connecting sidewalls. A transverse width of each sidewall of each micro-depression progressively decreases with increasing distance from the second surface. A backlight module using the present prism sheet is also provided.05-21-2009
20120069567ILLUMINATION SYSTEM AND METHOD OF MANUFACTURING MULTI-CHIP PACKAGE STRUCTURE FOR LIGHT EMITTING DIODES - One embodiment of the invention provides an illumination system including a light-source supporting body and a power supporting body. The light-source supporting body has a first groove. At least a light-source module is received in the first groove. The power supporting body has second groove. At least a power module is received in the second groove. The light-source supporting body is detachably fixed on the power supporting body. Each light-source module includes a multichip package structure composed of a plurality of light-emitting chips, and each of the light-source modules and the power module are separated by the light-source supporting body and the power supporting body.03-22-2012
20120069566ILLUMINATION APPARATUS WITH HEAT DISSIPATING TUBES - An illumination apparatus comprises a housing, a LED base, and a heat sink, the housing having a light emitting surface and a heat dissipation surface opposite to the light emitting surface, the LED base including a circuit board and a plurality of LED chips, the heat dissipation surface adjacent to the circuit board, the light emitting surface of the LED chips toward the light emitting surface of the housing, and the heat sink including a plurality of heat dissipating tubes. The heat dissipating tubes are interlaced on the heat sink and the heights of the heat dissipating tube are different.03-22-2012
20120069565LIGHT-EMITTING DEVICE AND IMAGE DISPLAY APPARATUS USING THE SAME - A light-emitting device includes a light-emitting layer and a fine structure layer that opposes the light-emitting layer, and light generated in the light-emitting layer passes through the fine structure layer. In the light-emitting device, the fine structure layer includes a plurality of first medium portions and a second medium that has a different refractive index from a refractive index of the first medium, and the plurality of first medium portions are each surrounded by the second medium in an in-plane direction of the fine structure layer. In the light-emitting device, each first medium portion is formed to have a rotated ellipsoidal shape, which has a major axis extending in a direction perpendicular to a surface opposite the light-emitting layer, and is defined by a path of an ellipse rotated about the major axis as a rotation axis.03-22-2012
20120069564MULTI-CHIP LED DEVICES - Multi-chip LED devices are described. Embodiments of the present invention provide multi-chip LED devices with relatively high efficiency and good color rendering. The LED device includes a plurality of interconnected LED chips and an optical element such as a lens. The optical element may be molded from silicone. The LED chips may be connected in parallel. In some embodiments, the LED device includes a submount, which may be made of a ceramic material such as alumina or aluminum nitride. Wire bonds can be connected to the LED chips so that all the wire bonds tend the outside of a group of LED chips. Various sizes and types of LED chips may be used, including vertical LED chips and sideview LED chips.03-22-2012
20120182731OPERATING LIGHT WITH LED ORIENTATION BY MEANS OF POSITIVE LOCKING - An operating light is provided with a basic body (07-19-2012
20110222279Lighting Device - Disclosed is a lighting device. The lighting device includes: a first body including a first surface; a second body including a second surface; a plurality of light emitting devices disposed on the first surface and the second surface; a coupler that is disposed at at least one of the ends of the first and the second bodies; and a limit switch connecting and is connecting electric power supplied to the plurality of the light emitting diodes in accordance with change of a distance between the first body and the second body.09-15-2011
20110222278LIGHT EMITTING DEVICE PACKAGE - A light emitting device package is provided that comprises first and second light emitting devices including light emitting diodes, a body a body having a first cavity in which the first light emitting device is positioned and a second cavity in which the second light emitting device is positioned and a resin material formed in the cavity, wherein the resin material includes, a first resin material formed in the first cavity, a second resin material formed in the second cavity, and a third resin material formed an upper surface of the first and second resin materials, wherein at least one of the first resin material and the second resin material includes a light diffusing material.09-15-2011
20130120982LIGHTING APPARATUS HAVING IMPROVED LIGHT OUTPUT UNIFORMITY AND THERMAL DISSIPATION - The present disclosure involves a lighting apparatus. The lighting apparatus includes a photonic device that generates light. The lighting apparatus includes a printed circuit board (PCB) on which the photonic device is located. The lighting apparatus includes a diffuser cap having a curved profile covering the PCB and the photonic device. The diffuser cap has a textured surface for scattering light generated by the photonic device. The lighting apparatus includes a thermally conductive cup that surrounds the diffuser cap and thermal conductively coupled to the PCB. The cup has a reflective inner surface that reflects light transmitting through the diffuser cap. The lighting apparatus includes a heat dissipation structure for dissipating heat generated by the photonic device. The heat dissipation structure is thermally coupled to the cup.05-16-2013
20130120983LED LAMP STRUCTURE AND METHOD OF INCREASING LIGHT RADIATION ANGLE OF SAME - A light-emitting-diode (LED) lamp structure includes a lamp holder having a top opening, an LED module mounted to the top opening of the lamp holder and including at least one LED chip and a circuit board, and a lampshade assembled to a top of the lamp holder to enclose the LED module therein. The lampshade has an inner wall surface coated with at least one half-mirror layer, so that part of the light emitted from the LED module onto the half-mirror layer is reflected toward two lateral sides and a rear side of the lamp holder, enabling the LED lamp structure to have an increased light radiation angle and illuminate a wider area. A method of increasing light radiation angle and illuminating area of LED lamp structure is also disclosed.05-16-2013
20130120984Intelligent Light Fixture with Manual Follow Spot Function - The present invention relates to entertainments systems comprising a light controller connected to at least one moving head light fixture through a communication channel and to moving head light fixtures, where a moving head comprises switching means for switching said moving head between a normal mode of operation and a follow spot mode of operation, said follow spot mode of operation being characterized in that at least said first rotating means or said second rotating means being deactivated. Ii is thus possible to use the moving head as both an automatic moving head an as a manual moved follow spot. The moving head comprises also position encoding means determining to position of the moving head and other moving heads in the entertainment system thus be controlled based on the position of the first moving head.05-16-2013
20130120985SPOT TIR LENS SYSTEM FOR SMALL HIGH-POWER EMITTER - A lamp includes a single emitter structure having a substrate with 25 or more light emitting diodes (LEDs) arranged thereon and a power rating of 80 Watts or more, a total internal reflection (TIR) lens with a plurality of refractive surface regions disposed on the step-shaped upper surface of the optical body, and a holder having a plurality of tabs disposed along an inside rim of the holder and configured for radial compression fit with a flange of the lens, and three or more support members configured for centering the optical body member with respect to the single emitter structure. A low weight ratio of hardener over base resin below 6 is used, for example, between 1.5:1 to 2.5:1.05-16-2013
20130120986HIGH EFFICIENCY DIRECTIONAL LIGHT SOURCE WITH CONCENTRATED LIGHT OUTPUT - At least one embodiment in the disclosure describes a high efficiency directional light engine. The light engine comprises a light emitter emitting light and a cone-shaped mirror having a base opening. The light emitter is disposed near or at the base opening. Light emitted from the light emitter is reflected off the cone-shaped mirror and results in one or more first reflection images. The light emitter occupies a substantial portion of the base opening such that the light emitter and the first reflection images forms a virtual point light source without a significant gap(s) between the light emitter and the first reflection images.05-16-2013
20130120987LIGHTING APPARATUS WITH HEAT DISSIPATION SYSTEM - A lighting apparatus is shown and described. In one aspect, the lighting apparatus includes a light source, a plate, and frame. The light source can include one or more lighting elements that are in thermal communication with the light source. The plate can have a dissipative portion extending outward from a point of thermal communication between the plate and the light source. The frame can at least partially enclose the light source and may also be in thermal communication therewith.05-16-2013
20110141733Light Curing Device - The invention relates to a light curing device for dental purposes having a plurality of semiconductor light sources, each light source includes a light-emitting chip, wherein said chips are mounted on a common and chip-cooling substrate. Each chip is surrounded by an individual reflector body connected to the substrate and/or the chip associated therewith, and the reflector bodies of at least two chips are arranged next to one another but are not connected with one another.06-16-2011
20090059583Package Structure for a High-Luminance Light Source - A package structure for a high-luminance light source comprises a circuit board, at least one light source, a resin coating covering the light source, and a fluorescent layer covering the resin coating. A light reflective layer is formed on a surface of the circuit board and is located correspondingly to the light source, and a plurality of reflective protrusions are disposed in a periphery of the light source. The light reflective layer is provided for reflecting the ineffective light of the light source, so as to transform the ineffective light into effective light. The reflective protrusions can reflect the horizontal ineffective light of the light source effectively, so that the light emitted at different angles from the light source are fully utilized to improve the luminescent efficiency of the light source.03-05-2009
20110228531Luminaire and Methods of Use - A lighting apparatus having a base member and a directional member are shown and described. The base member includes a first surface having a plurality of reflective elements extending therefrom. The base member also including a plurality of openings arranged in a pattern. Each openings is configured to receive a respective light source. The directional member has a portion of a reflective surface positioned relative to at least one opening to reflect light radiating from a lighting source disposed within the opening towards a portion of at least one of the reflective elements extending from the base member.09-22-2011
20110141734LENS GENERATING A BATWING-SHAPED BEAM DISTRIBUTION, AND METHOD THEREFOR - A lens to redirect light, having an angular distribution centered around a left-right symmetry plane (LRSP), from a light source. The lens includes an incident face, facing the light source, which includes an incident corner, which divides the incident face into incident inner and outer zones and is concave, forming an obtuse angle in air. The lens also includes an opposite exiting face, which similarly includes an exciting corner, which similarly divides the exiting face. Each ray striking the incident inner zone transmits through the lens, striking the exiting inner zone. Each ray striking the incident outer zone transmits through the lens, striking the exiting outer zone. Each ray striking the incident face, transmits through the lens, strikes the exiting face, and refracts out of the lens, has initial and final propagation angles with respect to the LRSP. The final propagation angle is greater than the initial propagation angle.06-16-2011
20110141735ILLUMINATABLE DEVICE - An illuminatable device (06-16-2011
20110141731REFLECTION-TYPE LIGHT-EMITTING ASSEMBLY - A reflection-type light-emitting assembly is provided. The reflection-type light-emitting assembly includes a reflector and a plurality of light-emitting elements. The reflector has a concave-shape body and a supporter. The supporter is formed by extending the rim of the concave-shape body toward the center thereof, so as to form a light-emitting opening of the reflector. The light-emitting elements are arranged on the supporter. Light rays emitted by the light-emitting elements fall on a reflecting surface of the reflector and then reflect off the reflecting surface to thereby exit the light-emitting opening. The light rays reflected off the reflecting surface and out the reflector are relatively soft rather than glaringly uncomfortable to the human eyes.06-16-2011
20110141728LENS FRAME WITH A LED SUPPORT SURFACE AND HEAT DISSIPATING STRUCTURE - A lens frame for mounting and cooling LEDs is described. The lens frame (06-16-2011
20090080188PRISM SHEET AND BACKLIGHT MODULE USING THE SAME - An exemplary prism sheet includes a transparent main body. The main body includes a first surface and a second surface. The first surface is opposite to the second surface. A plurality of elongated V-shaped protrusions are formed on the first surface. A plurality of micro-depressions are defined in the second surface. Each micro-depression is defined by at least three connecting inner sidewalls. A transverse width of each inner sidewall of each micro-depression progressively decreases with increasing distance from the second surface. A backlight module using the present prism sheet is also provided.03-26-2009
20090086482LIGHT SOURCE WITH VARIABLE RADIATION CHARACTERISTIC - An array of light-emitting diodes in LED chips, which can be turned on and off individually or in groups by means of a circuit, is provided with a device for homogenizing a light beam emitted by the turned-on LED chips. This device can be a conversion plate, a potting compound comprising a converter material or scattering particles, or a device for beam shaping comprising a plurality of micro-optics. The light source is particularly suited for headlights, for example in AFS applications.04-02-2009
20090086483Illumination means and inspection means having an illumination means - An illumination mean for the inspection of flat substrates is disclosed. The flat substrate includes an upper edge area, a lower edge area and a front area. The illumination means is formed as an annular segment and comprises an opening into which at least the edge area of the flat substrate extends. A plurality of light sources are arranged on an annular segment in a housing. Inside the housing, a reflective element is provided so that the light from the light sources does not impinge perpendicularly on the upper edge area, the lower edge area and the front area of the flat substrate.04-02-2009
20090086480LAMP - The present invention disclosed a lamp, which includes a lampshade, a seat, a light-guiding element, a reflecting layer, and a plurality of circuit boards. The seat shows a cylindrical shape. The seat is installed in the lampshade. The light-guiding element corresponding to the seat is for light mixing. The light-guiding element is installed between the lampshade and the seat. The reflecting layer is disposed between the lampshade and the light-guiding element. Each of the circuit boards has a LED thereon. The circuit boards are installed on the seat. As a result, the light area becomes broad via the reflecting layer and then the light is overlapped in the light-guiding element to achieve the light-mixing effect. Thereby, the light transform from point to plane.04-02-2009
20110228530Solid State Lighting Units and Methods of Forming Solid State Lighting Units - A solid state lighting unit includes a plurality of solid state lighting tiles including a planar surface and a plurality of solid state light sources on the planar surface. The lighting unit includes a plurality of bar support members. Respective ones of the bar support members include at least two of the plurality of tiles affixed thereon to form respective bar assemblies, and respective ones of the solid state light sources on the solid state lighting tiles of a bar assembly are electrically connected in series so as to be simultaneously energized upon application of a voltage thereto. Methods of forming a solid state lighting unit are also disclosed.09-22-2011
20090213587LED LIGHTING DEVICE - An LED lighting device provided with a flat circuit body where LEDs are mounted in a lamp room that is constructed from a lamp body and a lens installed on a front opening of the lamp body, and with a reflector structure body for reflecting light that is emitted from the LEDs. Opening are formed in a wall section of the reflector structure body, and the LEDs of the flat circuit body are installed in the openings. As a result, the flat circuit body supported by the reflector structure body.08-27-2009
20090196034LED Module and Interconnection System - A LED module and interconnection system is disclosed. The LED module includes a lens, a housing, and a printed circuit board PCB having at least on LED disposed within the housing. The housing includes a plurality of openings providing physical and electrical access to the PCB. The interconnection system includes at least one LED module and a cable assembly. The cable assembly is configured to provide electrical connectivity to the LED module through an opening in the LED module housing.08-06-2009
20110141729Retrofit-Style Lamp and Fixture, Each Including a One-Dimensional Linear Batwing Lens - A retrofit-style lamp is disclosed. The retrofit-style lamp includes a plurality of light sources, and a one-dimensional linear batwing lens. The one-dimensional linear batwing lens beam shapes light emitted by at least two light sources of the plurality of light sources. The retrofit-style lamp also includes a housing including the plurality of light sources, and attached to the one-dimensional linear batwing lens. The combination of housing and lens is then itself fitted with endcaps, including electrical connectors, for placement within a fixture, such as within an existing conventional fluorescent tube fixture located within a storage structure, for example a refrigeration case. Alternatively, the plurality of light sources, the one-dimensional linear batwing lens, and the housing may be formed, along with a power supply, as a standalone retrofit fixture for use in enclosed storage structures, such as refrigeration cases, where the retrofit fixture replaces a conventional fluorescent fixture.06-16-2011
20110182069LED TRAFFIC SIGNAL AND OPTICAL ELEMENT THEREFOR - A lighting device includes a housing having an open end and a geometrical axis and at least one light source disposed along an optical axis. The lighting device further includes an outer optical element having a focal point and closing the open end of the housing, the optical element comprising a converging outer surface and a diverging inner surface that cooperates with the light coming from the inner optical element. Additionally, the lighting device includes an inner optical element between the light source and the outer optical element, the inner optical element redirecting light from a light source that is offset from the focal point toward the outer optical element.07-28-2011
20090213588Outdoor luminaire using light emitting diodes - A luminaire that uses Light Emitting Diodes as a light source, and which is intended to be securely mounted outdoors on a pole or arm of widely varying diameter. The luminaire is modular, in the sense that a major component may be removed, repaired and/or replaced for maintenance or for upgrade purposes, without tools, and without modification to any other component in the luminaire. The luminaire's main component is a light engine comprised of Light Emitting Diodes mounted to a thermally conductive circuit board, which in turn is mounted to a thermally dissipative heat sink which resides on the outside of the luminaire. The thermally dissipative heat sink is specifically constructed to take full advantage of horizontal surface winds at the recommended mounting height of the luminaire, to aid in the dissipation of heat created by the Light Emitting Diodes and power components. The Light Engine is mounted in a housing facing downward, with respect to light output, directly over an aperture, or hole in the lower housing, whereby one of several different lenses may be placed to provide a desired photometric output. This structure and method of manufacture allows for use of almost any LED technology that exists, as well as those in the emergent and conceptual stages.08-27-2009
20090213589LED LIGHT FIXTURE - An LED light fixture system includes an LED module having a plurality of LEDs attached thereto and directed inwardly toward a secondary optic. The LED module is releasably attached to an interior surface of a peripheral frame. The frame includes an openable portion positioned to allow the LED module to be inserted or removed through an opening created when the openable portion is in an open position. The openable portion is movable from the open position to a closed position and provides an electrical connection between the LEDs attached to the LED module and a source of electrical current when the openable portion is in the closed position.08-27-2009
20110182068Led-Based Rectangular Illumination Device - An illumination device includes a plurality of Light Emitting Diodes (LEDs) in a rectangular light mixing cavity mounted above the LEDs and configured to mix and color convert light emitted from the LEDs. The long sidewall surfaces of the rectangular light mixing cavity are coated with a first type of wavelength converting material while the short sidewall surfaces reflect incident light without color conversion. The output window that is above and separated from the LEDs is coated with a second type of wavelength converting material. The light mixing cavity may include a replaceable, reflective insert that includes a non-metallic, diffuse reflective layer backed by a second reflective layer. Additionally, the LEDs may be mounted on raised pads on a mounting board. The light mixing cavity may include a bottom reflector with holes wherein the raised pads elevate the LEDs above the top surface of the bottom reflector through the holes.07-28-2011
20110182066RETRACTABLE LIGHT TOWER - A portable light tower comprises a base and a mast. The mast is movable between a first configuration in which the mast is stored substantially within the base and a second configuration in which the mast extends in an upright position from the base. A light source is disposed on the base and a reflector is positioned on an end of the mast opposite the base. The reflector is configured to reflect light from the light source toward the surroundings of the light tower.07-28-2011
20100165621COLLIMATING LIGHT INJECTORS FOR EDGE-LIT BACKLIGHTS - Illumination devices whose function are to inject light into backlights, particularly into backlights that incorporate a recycling cavity formed by a front (07-01-2010
20090219715BEACON LIGHT WITH REFLECTOR AND LIGHT EMITTING DIODES - The present invention is directed to a beacon light with a light emitting diode (LED) reflector optic. In one embodiment, the LED reflector optic includes a reflector having a plurality of reflecting surfaces and being associated with at least one optical axis, each reflecting surface including a curved cross-section and at least one LED positioned at a focal distance of a respective one of the plurality of reflecting surfaces.09-03-2009
20090219716LED OPTICAL LENS - An optical lens and method for designing the lens are disclosed. The lens includes a first surface and a second surface. Light emitted from multiple light emitting elements enters the lens through a central section of the first surface. The light can be reflected from a reflective central section of the second surface and/or undergo total internal reflection at an outer ring section of the second surface one or more times before exiting the lens through the outer ring section of the second surface. Upon exiting the lens, the light beam has a predetermined divergence angle and has a fairly uniform color in the far field even if the multiple light emitting elements have different peak wavelengths.09-03-2009
20090251897LED LIGHT SOURCE DEVICE - An LED light source device using light from luminescent elements at a high level of uniformity and efficiency, and to conduct irradiation with a high level of design freedom an LED light source device is equipped with luminescent elements and a translucent light-guiding member. The translucent light-guiding member has a central convex lens with a first cylindrical light-guiding part formed on the outer periphery of the central convex lens and a second cylindrical light-guiding part formed on the outer periphery of the first cylindrical light-guiding part, such that an air layer is formed between the outer peripheral surface of the first cylindrical light-guiding part and the inner peripheral surface of the second cylindrical light-guiding part, the outer peripheral surface of the first cylindrical light-guiding part and the outer peripheral surface of the second cylindrical light-guiding part being rotated quadratic surfaces with the same focal point.10-08-2009
20090251896Electric Lamp Adapter and Reflector - A means of detachably coupling an adapter about the substantially male portion of a lamp base, and between a lamp body and a lamp socket body is set forth. The adapter is disc-like with a hole through which the male portion of a lamp base such as, but not limited to an Edison, GU24, or G24d type lamp base, is inserted into a related socket body. The hole in the adapter member is predetermined to be substantially congruent with the outer surface of the substantially male portion of the lamp base at a point adjacent to its junction with the lamp body. This allows the adapter member to substantially contact the outer surface of the substantially male portion of the lamp base while also being sandwiched between the top surface of the lamp body and the bottom surface of the socket body when the substantially male portion of the lamp base is fully inserted into the socket body. One of several modifications shows various reflectors being attached to the adapter. Another modification shows various lens caps detachably coupled to the reflector.10-08-2009
20110228532ILLUMINATION SYSTEM FOR LUMINAIRES AND DISPLAY DEVICE - The invention relates to an illumination system (09-22-2011
20100149798LIGHT EMITTING DIODE LUMINAIRE - A luminaire includes a light fixture having an opening, at least one LED positioned within the light fixture to emit light through the opening, and a fan configured to cool said at least one LED.06-17-2010
20100149800LIGHT SOURCE MODULE - An exemplary light source module includes a base, a plurality of light sources, a reflecting member, and a collimating lens. The base has a recess formed therein. The light sources are mounted on a sidewall of the recess. The reflecting member is positioned in the recess, and has a reflecting surface facing the light sources. The collimating lens is positioned on the reflecting member, and includes a light incident surface facing the light sources and the reflecting surface, and a light output surface. The collimating lens is configured for collimating incident light beams and outputting parallel light from the light output surface.06-17-2010
20100265705LED lamp - The present invention discloses a structure improvement of an LED lamp which is assembled by plural LED modules. Plural light scattering plates and plural reflectors on a lamp shade of the LED lamp can be covered respectively on the LED modules to scatter and reflect light emitted by the LEDs, such that uniformity and brightness of the lamp set can be improved, an electricity charge can be saved and the lamp set can be environmental friendly.10-21-2010
20100157591Flourescent Lamp Whose Ballast and Reflective Shade are Detachable From Each Other - A fluorescent lamp includes a reflective shade, a hollow base mounted on the reflective shade, a ballast detachably mounted on the base, at least one fluorescent tube detachably mounted on the ballast, and a mounting seat mounted on an opened end of the reflective shade and combined with the base to detachably clamp the reflective shade between the base and the mounting seat. Thus, the ballast is detachably mounted on the base, and the reflective shade is detachably mounted between the base and the mounting seat so that the ballast and the reflective shade are separated from each other and can be repaired and replaced individually.06-24-2010
20120188762ILLUMINATION APPARATUS INCLUDING LIGHT-EMITTING DEVICE - A light-emitting device illumination apparatus includes a housing having a barrier wall that defines a first space and a second space in the housing; a light-emitting device module disposed on a first surface of the barrier wall and including a printed circuit board (PCB) disposed on the first surface and a plurality of light-emitting device chips disposed on the PCB; and a power supplier disposed on a second surface of the barrier wall, the second surface facing the first surface, and for applying a voltage to the light-emitting device module.07-26-2012
20090316398LED LIGHT FIXTURE AND METHOD FOR MANUFACTURING THE SAME - An LED light fixture includes a first substrate, a second substrate and a plurality of LED chips. The first substrate, on one side thereof, includes a plurality of spaced first electrodes, a first inner terminal electrically connected to the first electrodes, and a second inner terminal insulated from the first electrodes, and, on another side thereof, a first outer terminal electrically connected to the first inner terminal and a second outer terminal electrically connected to the second inner terminal. The second substrate includes a plurality of spaced second electrodes corresponding to the first electrodes, and a third inner terminal electrically connected to the second electrodes and the second inner terminal. The LED chips are arranged between the first and second substrates and electrically connected to the first and second electrodes of the first and second substrates, respectively.12-24-2009
20090316397LIGHT-EMITTING DEVICE - A light-emitting device (12-24-2009
20100149802LIGHT SOURCE MODULE WITH LIGHT EMITTING DIODES - An exemplary light source module includes a flexible printed circuit board (FPCB), a number of light emitting diodes (LEDs), and a light guide plate (LGP). The LEDs are mounted on the PCB, which is capable of switching each of the LEDs on and off. The LGP includes a light input surface and a number of light output surfaces. The light input surface is opposite to the LEDs. The LEDs face the light input surfaces, and at least one light guide structure is defined at the light input surface so that a majority of light beams from each LED pass substantially perpendicularly through a corresponding portion of the at least one light guide structure and exit from a corresponding light output surface.06-17-2010
20100149804Light Emitting Diode Luminaires and Applications Thereof - The present invention relates to luminaires and, in particular, to luminaires comprising light emitting diodes. In one embodiment, the present invention provides a luminaire comprising at least one light emitting diode, a reflector offset from the centerline of the luminaire and a collimator adapted to direct light from the least one light emitting diode along an axis offset from the vertical axis of the light emitting diode.06-17-2010
20100149799LED ILLUMINATING DEVICE AND LIGHT ENGINE THEREOF - An LED illuminating device includes an optical section at a bottom end thereof, an electrical section at a top end thereof and a heat dissipation section between the optical section and the electrical section. The optical section includes an LED emitter. The electrical section electrically connects with the LED emitter. The heat dissipation section includes an upper substrate, a lower substrate being parallel to and spaced from the upper substrate, a plurality of fins arranged between the upper and lower substrates and a heat pipe. The heat pipe includes an evaporating section connected to the lower substrate and a condensing section connected to the upper substrate. The LED emitter is attached to the lower substrate and thermally connects therewith. The heat pipe is transfers heat of the LED emitter from the lower substrate to the upper substrate.06-17-2010
20100014289Multiple use LED light fixture - The invention provides a multi-use light fixture that includes a light engine, a rugged housing, and an external power supply removeably embedded within an optional external enclosure. The light fixture includes several novel heat management features designed to reduce the risk of failure and thereby increase the reliability of the light fixture. The light engine includes groups of light modules, each having a light emitting diode (LED) and a zener diode. The housing includes an internal gap defined between the a circuit board and the housing. The housing also includes an arrangement of external fins and vents that dissipate heat generated by the light engine. The lens cover includes a plurality of inlets to supply ambient air into the fixture. During operation, heat is generated by the light modules, namely the LEDs, and then is transferred along a first flow path through a main body portion of the housing and the fins for dissipation to ambient and a second air flow path whereby ambient air flows through the light engine to increase the performance and efficiency of the light engine.01-21-2010
20120195040LENS FOR ASYMMETRICAL LIGHT BEAM GENERATION - The invention relates to an optical device for imparting an asymmetrical light beam. The optical device comprises a lens (08-02-2012
20100177514LED ILLUMINATING DEVICE AND LAMP UNIT THEREOF - An LED illuminating device includes a mounting module and a lamp unit mounted in the mounting module. The lamp unit includes a light-emitting module and a heat sink. The light-emitting module includes a light source having a plurality of LEDs, and a light penetrable cover located below the light source and defining a plurality of air venting holes therein. The heat sink includes an elongated base defining a plurality of air exchanging holes therein and a plurality of fins. The base has an outer convex surface and an opposite inner concave surface defining an elongated recess. The light source is received in the recess and thermally attached to the concave surface. Air flows into and out of a chamber defined between the base and the cover via the venting holes of the cover and the air exchanging holes of the base.07-15-2010
20100157594LED LAMP - An LED (light emitting diode) lamp includes a lamp body and a plurality of light emitting modules embedded in an outer surface of the lamp body. The outer surface of the lamp body is directed to different sides. Each light emitting module comprises a heat dissipating member and an LED module received in each light emitting module. The heat dissipating member includes a cylinder with an opening facing outwardly and a plurality of fins extending downwardly from a bottom of the cylinder into an inside of the lamp body.06-24-2010
20100157595LED MODULE AND PACKAGING METHOD THEREOF - A light-emitting diode (LED) module and an LED packaging method. As the LED module is packaged under the consideration of candela distribution, each of the lead frames of the LED chips packaged in the LED module is bended for tilting the LED chips by different angles to exhibit various lighting effects. Meanwhile, in the LED packaging method, a plurality of LED chips can be loaded on board rapidly and aligned by one operation to result in less deviation in the candela distribution curve.06-24-2010
20100157592LED LAMP - An LED lamp includes a heat sink, a plurality of LED modules and a reflector. The heat sink has a conical wall. The LED modules are attached to an inner surface of the wall. The reflector is engaged in the heat sink. The reflector has an outer surface facing and angled with the LED modules. Light generated by the LED modules is reflected by the outer surface of the reflector to radiate out of the LED lamp.06-24-2010
20120033420LED LAMP HAVING BROAD AND UNIFORM LIGHT DISTRIBUTION - Provided is a light emitting diode (LED) lamp having a broad and uniform light distribution. The LED lamp having a broad and uniform light distribution includes a printed circuit board (PCB) on which a plurality of LEDs for emitting a light are mounted, a light transmitting unit that faces opposite to a side of the PCB on which the LED is mounted and forms a predetermined angle such that a light emitted from the LED is diffused in a different direction of a major light distribution corresponding to the predetermined angle, a PCB support unit that supports the PCB, and a power supply unit that supplies a power to the LED. The LED lamp according to the present invention is capable of evenly radiating a wide area, thereby replacing a conventional lamp not only in indoors such as a home or an office but also in outdoors.02-09-2012
20100165619LIGHT DIFFUSING PLATE AND LIGHTING DEVICE USING IT - A light diffusing plate integrally formed with an optical element array on the front and rear surfaces thereof, and a direct lighting device having this light diffusing plate installed on a light reflection plate having a box type shape and provided therein with a light source, whereby a light diffusing plate and a thin direct lighting device are provided which eliminate luminance non-uniformity among a number of light sources (inter-light-sources distance) at a practical level (making luminance uniform), and realize higher luminance (delivering luminance equal to that when conventional prism sheets are laminated)07-01-2010
20100002434ILLUMINATION DEVICE - An illumination device includes an optical lens module, a light emitting module, and a reflective layer. The optical lens module includes a plurality of stepped optical lenses. Each of the stepped optical lenses includes an upper surface, a lower surface opposite to the upper surface, and a side surface between the upper surface and the lower surface. The light emitting module includes a substrate and a plurality of light sources mounted on the substrate. Each of the light sources faces the side surface of each of the stepped optical lenses. Light emitted from the light sources travels to the side surface and is refracted from the side surface. The reflective layer is coupled to the substrate.01-07-2010
20100002433LED ILLUMINATION DEVICE AND LIGHT ENGINE THEREOF - An LED illumination device includes a lampshade and a light engine arranged on the lampshade. The lampshade defines a room therein. The light engine includes a heat dissipation member, and a plurality of LEDs arranged on the heat dissipation member and received in the room of the lampshade. The heat dissipation member includes a heat pipe and a heat sink. The heat pipe forms a planar absorbing surface and a dissipating surface opposite to the absorbing surface. The absorbing surface of the heat pipe attaches to the LEDs to absorb heat therefrom. The heat sink includes a base attaching to the dissipating surface of the heat pipe to absorb heat of the heat pipe, and a plurality of fins extending from the base for dissipating heat absorbed from the heat pipe.01-07-2010
20100002432INDIRECT LUMINAIRE UTILIZING LED LIGHT SOURCES - A luminare uses an indirect reflector system to harness the concentrated light from an array of LED luminaires and direct the lumens where needed. The luminare allows for optical control and little to no glare by re-focusing the concentrated light emitted from each LED luminaire on the reflector at desired angles required for the selected lighting. A satin finish on the reflector diffuses the LED lamp image brightness and increases uniformity of illumination on the ground.01-07-2010
20100002431BACKLIGHT MODULE - A backlight module including a back cover, a reflector, a lamp supporter, and a number of lamps is provided. The back cover includes a number of holes, an inner face, and an outer face. The reflector is disposed on the inner face and has a number of openings. The openings expose parts of the holes. The lamp supporter has a base substrate and a number of carriers that are connected to the base substrate. The base substrate is assembled to the outer face of the back cover, and the carriers penetrate the holes of the back cover and the openings of the reflector. The lamps are disposed in the carriers, such that the lamps and the base substrate are located at two opposite sides of the back cover.01-07-2010
20110128734LIGHT SOURCE DEVICE AND IMAGE DISPLAY DEVICE HAVING A WAVELENGTH SELECTIVE ELEMENT - A light source device includes: a plurality of light emitting elements that emit laser light; and a wavelength selective element that includes a light selective region functioning as a resonator mirror of the light emitting element by selecting light of predetermined selective wavelength from the laser light emitted from one of the light emitting elements and reflecting the selected light toward the light emitting element while allowing the remaining laser light to pass therethrough, and a base member having a plurality of the light selective regions so that the wavelengths of the light selected by the light selective regions are different from each other.06-02-2011
20100182784LED reflector - An LED reflector lamp has a control circuit, at least two LED light sources controlled by the control circuit, at least two light source panels coupled to respective at least two LED light sources, and at least one heat-conducting plate thermally connected to the at last two light source panels. The LED lamp reflector has a reflective cup having a reflective inner surface, a reflective opening formed by an edge of the reflective inner surface, and a slot formed on a bottom of the reflective cup, wherein the at least one heat-conductive plate is inserted through the slot into an interior of the reflective cup such that the LED light sources are parallel to a centrally vertical axis of the reflective cup. A heat sink is described that has a cavity in its interior, the cavity being dimensioned and shaped to be coupled to the reflective cup and plate.07-22-2010
20100182785USER INTERFACE WITH MEANS FOR LIGHT BLEED MITIGATION - A light-transmissive substrate includes an arrangement of penetrations extending from one surface of the substrate toward another surface of the substrate. The penetrations are configured to attenuate or inhibit transmission of light through the substrate from one side of the arrangement of penetrations to the other side of the arrangement of penetrations.07-22-2010
20100259927LED LAMP STRUCTURE - An LED lamp structure includes a lamp body, a plurality of LED chips, a lens, and an expansion structure. The lamp body has a front side formed with a recess and a rear side formed with a plurality of radiating fins. A positive and a negative conducting wire are provided in the recess, and a metal foil is arranged between the positive and the negative conducting wire. The LED chips are mounted on the metal foil and electrically connected to the positive and negative conducting wires through wire bonding, so as to electrically connect to a plurality of wiring junctions. An encapsulating material is filled in the recess to complete packaging of the LED chips. The lens is mounted to the front side of the lamp body. A plurality of the lamp bodies can be connected side-by-side, end-to-end and/or back-to-back via the expansion structure to expand the LED lamp structure.10-14-2010
20100188847Lamp holder - A lamp holder is made by extrusion of aluminum. The lamp holder includes at least one recess for receiving an illuminator. The recess is defined by a mounting face, a first reflective face and a second reflective face. The mounting face is at 18 to 25 degrees from a horizontal plane. The first reflective face is at 120 to 130 degrees from a lower edge of the mounting face. The second reflective face is at 110 to 120 degrees from an upper edge of the mounting face.07-29-2010
20100165625LED DEVICE FOR WIDE BEAM GENERATION - An apparatus and method is characterized by providing an optical transfer function between a predetermined illuminated surface pattern, such as a street light pattern, and a predetermined energy distribution pattern of a light source, such as that from an LED. A lens is formed having a shape defined by the optical transfer function. The optical transfer function is derived by generating an energy distribution pattern using the predetermined energy distribution pattern of the light source. Then the projection of the energy distribution pattern onto the illuminated surface is generated. The projection is then compared to the predetermined illuminated surface pattern to determine if it acceptably matches. The process continues reiteratively until an acceptable match is achieved. Alternatively, the lens shape is numerically or analytically determined by a functional relationship between the shape and the predetermined illuminated surface pattern and predetermined energy distribution pattern of a light source as inputs.07-01-2010
20090316399LIGHT EMITTING DIODE - An LED includes a base, a plurality of chips, a first lens made of a first light penetrable material and a second lens made of a second light penetrable material. The base has a concave depression. The chips are mounted at a bottom of the concave depression. The first lens is received in the depression for encapsulating the chips. The second lens is received in the depression and located on the first lens. The second lens includes a light input surface facing the chips and a plurality of recesses defined in the light input surface corresponding to the chips. Each recess has an internal wall with an uneven surface.12-24-2009
20090316401Interior Lining Components For Motor Vehicles - An interior lining component for a motor vehicle made from an opaque material skin and capable of transmitting a visible light from one side of the component to the other side of the component. The component may include an embroidery pattern performed in the opaque material skin that transmits the visible light coming from at least one light source located behind the component. The embroidery may be formed with a light transmitting member, such as transparent thread applied to the opaque material of the component.12-24-2009
20120195039LAMP DEVICE - The lamp device may include: a plurality of light sources; a substrate including one side thereof on which a plurality of the light sources are disposed; a plurality of light guiders including both first ends coupled optically to a plurality of the light sources and second ends through which light is emitted; a frame including the second ends disposed thereon and controlling the direction of the light emitted from the second ends; and a body which is disposed on the substrate, a plurality of the light guiders and the frame.08-02-2012
20100277906LIGHT EMITTING DIODE LAMP FOR STREET LIGHTING WITH ADJUSTABLE EMISSION ANGLE - A light emitting diode (LED) lamp for street lighting includes: a curved lamp cover; a lamp case coupled to the lamp cover at one open end thereof and having an inner space in which a drive module for driving the lamp and a plurality of LED modules as light sources are mounted; and a reflective plate fastened to the lamp case to reflect light from the LED modules installed in the lamp case, wherein the lamp case is divided into a first housing portion having a hollow space in which the drive module is fixedly installed and a second housing portion in which a mounting member configured to mount the LED modules thereon is installed, and wherein direction adjusting members are respectively inserted between the mounting member and at least one of the LED modules in the second housing portion and each having a lower joining surface and an upper joining surface, the lower joining surface being flat such that the direction adjusting member contacts the mounting member and the upper joining surface being flat such that a printed circuit board substrate of the LED module is on the direction adjusting member, the upper and lower joining surfaces being not parallel to each other but forming a predetermined angle.11-04-2010
20100214777Light-emitting device and method of manufacturing the same - A light-emitting device includes a light emitting portion comprising a substrate having a mounting surface for mounting a LED element and a metal portion formed on a surface of the substrate opposite to the mounting surface, the substrate comprising ceramic or a semiconductor and the metal portion being bondable to a solder material and a heat dissipating member comprising aluminum, aluminum alloy, magnesium or magnesium alloy, and having, on a surface thereof, a junction treated so as to be bondable to the solder material and a heat dissipating film formed in a periphery of the junction, wherein the metal portion of the light emitting portion is bonded to the junction of the heat dissipating member by the solder material.08-26-2010
20100226127LIGHT MIXING OPTICS AND SYSTEMS - In one aspect, a light-mixing optic is disclosed for use with one or more light sources such as light emitting diodes. In one embodiment, an exemplary optic can include an optical body disposed about an optical axis and having an input and an output surface and a peripheral surface extending between the two. The input surface can form a central cavity for receiving light from the light sources, if not the light sources themselves. Further, the input surface can be shaped to refract substantially all of the light received from the one or more light sources away from the optical axis to the peripheral surface of the optic, where that light (e.g., substantially all of it) can be redirected (e.g., via total internal reflection or specular reflection) to the output surface. An array of micro-lenses or other surface features can be formed on the output surface. Further embodiments, as well as exemplary design methods, are also disclosed.09-09-2010
20100149801LED OPTICAL LENS AND ILLUMINATION DEVICE THEREOF - A LED optical lens and an illumination device thereof are revealed. The optical lens includes a light-source side surface and an image side surface of the LED optical lens that both are designed respectively according to mathematical expressions of freeform surfaces such as Anamorphic formula and Toric formula Thus the optical lens has different curvatures along different axes. After light from LED emitting into the optical lens at a fixed incident angle, emergent light with different divergence angles along different axes is generated. For example, the divergence angle along the long axis is larger than that along the short axis. Therefore a uniform and near rectangular distribution pattern is formed on the target area Moreover, a plurality of optical lenses aligned along the same axes is arranged at a holder to form a lens array. The lens array is used together with a LED array so as to form a LED illumination device.06-17-2010
20110110082Gain Structure For Improving Luminance Of Road Lamp - A gain structure for improving a luminance of a road lamp is disclosed. The gain structure includes a plurality of lamps and a plurality of reflecting shades. The lamps are secured to an end surface of a body of the road lamp. The lamps arranged at an outer side are arranged with an oblique angle toward the lamp arranged at a middle side of the lamps, so that the illumination range can be enlarged. Each of the reflecting shades is provided for accommodating a plurality of light emitting units therein for improving the efficiency of each of the light emitting units. In such a way, the present invention is adapted for providing a solution for the problems of the conventional technology, and is further adapted for improving the entire light emitting efficiency and lowering the glare.05-12-2011
20120195038ILLUMINATION DEVICE - An illumination device is provided in the present disclosure. The illumination device may include a substrate having a first surface, at least one light-aggregation component having a free-form curved surface and located on the first surface, at least one light source at least partially surrounded by the light-aggregation component, and a light-mix component positioned adjacent to the first surface and the at least one light-aggregation component thereof.08-02-2012
20100226128Lamp09-09-2010
20100226125LAMP SHADE - A lamp shade includes a frame bar and a plurality of fixing members. The frame bar includes a pair of wall bodies and a base connected between the wall bodies. Each wall body has an inner wall surface, and the inner wall surfaces are disposed facing each other. The fixing members are disposed at the wall bodies, and at least one fixing member is located on each inner wall surface.09-09-2010
20100226126Wiring board contributable to reduction in thickness of light emitting apparatus and having high versatility - The wiring board comprises an FFC and a through-hole portion as a segmenting portion. The through-hole portion segments the conductive pattern of the FFC into a plurality of conductive pattern segments. The conductive pattern segments connect the light emitting elements to thereby connect the light emitting elements in series to one another.09-09-2010
20100226124Lighting fixture with adjustable light pattern and foldable house structure - A lighting fixture includes a reflector reflecting light from a fluorescent lamp to a desired direction, and one or more lamp connectors connecting the reflector to rotatably and detachably coupling with the fluorescent lamp, wherein the reflector is adapted to selectively rotate with respect to an axis of the fluorescent lamp for reflecting light from the fluorescent lamp so as to change a light pattern of the fluorescent lamp towards an opening of the foldable housing. The foldable housing includes two side frames and a retention frame extended between the two side frames to retain a distance therebetween, wherein the side frames are pivotally coupled with the retention frame to fold between an unfolded position to retain the fluorescent lamp in longitudinal position and a folded position to form a compact size for storage and transportation.09-09-2010
20100254134Light Fixture - Light fixtures having a plurality of light-emitting diodes that maximize the amount of direct light into an intended area. The light fixture may include a carriage with a first (top) end and a second (bottom) end. A hood may be mounted to the first end of the carriage. At least one light engine comprising a plurality of light sources is mounted to the hood. The light sources emit light downwardly directly onto an intended area. In certain embodiments the second end of the carriage is shaped and sized so that it does not interfere with emission of the light to the intended area. The light fixture thus provides light in a thermally efficient manner, maximizes the amount of direct light, and limits the amount of light pollution.10-07-2010
20100254132LED LAMP APPARATUS AND METHOD OF MAKING AN LED LAMP APPARATUS - A device for illuminating a space comprising is discussed. In one variation, the device includes: a central body portion, with a length and a width, and including two plates running along the length of the central body portion wherein the two plates are separated by a spacer; an opening for the removal of heat during operation of the device that extends along a portion of the length of the central body portion, a light emitting diode on the central body portion; a reflector, extending from the central body portion, for reflecting light emitted by the light emitting diode towards the illuminated space. Other variations are also discussed as are methods for using suitable variations for retrofitting existing non-light emitting diode light sources.10-07-2010
20100254135Optical Apparatus for Hand Held Lamps - An electronic lighting instrument features separate optical assemblies for flood lighting and spot lighting. The optical assemblies include primary, secondary, and tertiary optical elements. The housing of the instrument features a trilobal cross section and includes dust-and-moisture-sealed push buttons and lenses as part of the housing construction. Self-aligning assemblies to ensure correct electrical and mechanical assembly are provided. The housing also self-aligns with a mating docking station for recharging the instrument batteries in situ. The lighting instrument may be controlled by a microprocessor circuit to provide floodlight and spotlight beams and several operational states thereof depending on the need for illumination or signaling.10-07-2010
20100254137ILLUMINATING DEVICE INCORPORATING OPTICAL LENS - An illuminating device includes a light source module for emitting light and an optical lens for adjusting the light. The light source module includes a reflecting unit and LEDs. The reflecting unit includes strip-shaped grooves each extending along a first direction. The LEDs are mounted on the reflecting unit in the grooves. The optical lens includes an array of lens units each including a main body, a light diverging portion and a light converging portion. The light diverging portion is for expanding a light field of the LEDs along the first direction. The light converging portion is for compressing the light field along a second direction. The reflecting unit is for further compressing the light field along the second direction.10-07-2010
20110058372Solid State Bidirectional Light Sheet for General Illumination - A solid state light sheet and method of fabricating the sheet are disclosed. In one embodiment, bare LED chips have top and bottom electrodes, where the bottom electrode is a large reflective electrode. The bottom electrodes of an array of LEDs (e.g., 500 LEDs) are bonded to an array of electrodes formed on a flexible bottom substrate. Conductive traces are formed on the bottom substrate connected to the electrodes. A transparent top substrate having conductors is then laminated over the bottom substrate. Various ways to connect the LEDs in series are described along with many embodiments. The light sheets may be formed to emit light from opposite surfaces of the light sheet, enabling it to be used in a hanging fixture to illuminate the ceiling as well as the floor. The light sheet provides a practical substitute for a standard 2×4 foot fluorescent ceiling fixture.03-10-2011
20110058370LED beacon - An LED beacon has a plurality of LED's mounted on opposite sides of a square post in the same horizontal plane. Each LED projects the light there from through an optical system. The optical system is provided by a collimating lens, preferably a cylindrical fresnel lens and a condensing, coupling lens for each LED also mounted on the post. The optical system provides enhanced illumination distributed in a cylindrical beam emanating from the fresnel collimating lens. The illumination is enhanced in that the condensing lens shifts the focus of the collimating lens to the location of the LEDs. Nominally, the fresnel collimating lens is focused at the center of the array of LEDs (the middle of the post). The condensing lens shifts the focus radially outward to the light emitting area of the LED, and the condensing lens captures the light from the LEDs and distributes the light uniformly on the fresnel collimating lens, thus efficiently utilizing the LED light and providing an intense beacon suitable for use as a warning light on vehicles and stationary applications. The coupling lens constitutes adapter optics which may be used in other warning light applications to condense and redirect focus of LEDs, such as for example, where the cylindrical fresnel lens is replaced by a rotating or stationary reflector to form an LED beam beacon.03-10-2011
20100246173ILLUMINATION DEVICE WITH LIGHT DIFFUSION PLATE - An exemplary illumination device includes a solid-state light source and a light diffusion plate. The solid-state light source is configured for generating light, and the solid-state light source defines a central axis. The light diffusion plate is arranged generally adjacent to the solid-state light source. The plate includes an incident surface and an output surface at opposite sides thereof. At least one of the incident surface and the output surface has parallel micro-structures each having a length parallel to a first reference axis. The micro-structures are arranged in two groups at opposite sides of the central axis, and the micro-structures of the two groups are symmetrical relative to each other across the central axis. The first micro-structures are configured for increasing a radiating range of the light entering the plate along respective opposite directions of a second reference axis substantially perpendicular to the first reference axis.09-30-2010
20100246175Lighting Device - A lighting device with an extended, non-punctiform light source, a reflector which conically surrounds the light source, and a lens for concentrating the emitted light is characterised by the fact that the lens is mounted so as to be capable of moving along an optical axis of the lighting device within a predetermined range of movement in such a way that the focal point of the lens in the direction of emission can be shifted at least into an area behind the notional apex of the reflector.09-30-2010
20100246174ILLUMINATION DEVICE FOR VISUAL INSPECTION AND VISUAL INSPECTION APPARATUS - An illumination device for visual inspection includes: a transmissive reflector plate that is formed of a light transmitting material, has an opening in a center, assumes a dome shape, a radius of which is gradually expanded downward with a center axis of the opening set as a center, and has a lower surface formed of a reflecting surface on which fine unevenness for diffusing and reflecting light from below is formed and an upper surface located on an opposite side of the lower surface; first, second, and third light source units that irradiate light on an inspection object, the first, second, and third light source units being provided on the upper surface of the transmissive reflector plate and arranged in a place below the opening and passing the center axis; and a fourth light source unit that irradiates light on the inspection object and being provided below the transmissive reflector plate.09-30-2010
20100246171LED Replacement Projector Light Source - An LED replacement light source for typical flash lamp projector bulbs. The LED source can be configured in the same form factor as the original bulb module. Clusters of LEDs or LEDs in series and parallel can be used to replace the projector lamp module. A varistor or other surge protector can be used to protect the LED array from the initial high voltage firing spike supplied by the power supply. The replacement module can have LEDs mounted on a heat sink with a collimator in front of the LEDs and an optional reflector.09-30-2010
20100142202LUMINAIRE - A luminaire includes a light-emitting unit, a main body frame, a support frame, and a lighting unit. The light-emitting unit mounts light-emitting elements. The main body frame supports the light-emitting unit, and is formed rectangular having a hook-shaped engaging piece on one side. The support frame is formed rectangular surrounding the outer periphery of the main body frame, and has a groove-shaped receiving place to engage with the engaging piece of the main body frame, on one internal side. The lighting unit turns on the light-emitting elements.06-10-2010
20100110677LIGHT FIXTURE WITH INNER AND OUTER TROUGH REFLECTORS - A light fixture includes a light source and inner and outer trough reflectors. The inner and outer trough reflectors may have coaxial imaginary linear focal axes. Each of the inner and outer trough reflectors may be configured to collimate light emitted from the light source.05-06-2010
20090290340Lighting Device - A lighting device with a plurality of light-emitting elements such as light-emitting diodes disposed in an in-line configuration at regular interval on a base plate; and a plurality of reflectors attached to the base plate, the plurality of reflectors being so formed as to cover each of the light-emitting diodes with mixed reflecting surfaces structured by reflecting surfaces which are planar except their lower portions, the planar reflecting surfaces being perpendicular to in-line direction of the light-emitting elements such as diodes, and other side surfaces which are able to mix reflected lights from the light-emitting elements; therefore, the present invention provides economical lighting devices which can illuminate relatively wide area nearly evenly by effectively mixing the lights from the light-emitting elements such as light-emitting diodes, and further which can be used like conventional electric lamps and fluorescent lights.11-26-2009
20100195326APPARATUS, METHOD, AND SYSTEM FOR HIGHLY CONTROLLED LIGHT DISTRIBUTION USING MULTIPLE LIGHT SOURCES - Disclosed herein are apparatus, method, and system for producing a customizable composite beam from a plurality of solid state light sources. Each light source is associated with individually adjustable fixture components which allow for a variety of lighting needs to be addressed. The composite beam is a collective of the beam projected from each adjustable component/light source combination; each individual beam being of customized shape or standard shape.08-05-2010
20100195327LIGHTING APPARATUS - A lighting apparatus comprises a housing and a first reflector. The first reflector is mounted beneath the light source and includes a plurality of segmented reflectors, each having at its top, a installation hole and at its bottom, an opening wider than the installation hole. A second reflector is positioned beneath the first reflector. The height of the second reflector causes a first light shielding angle defined by a straight line passing through the installation hole and the bottom edge of the corresponding segmented reflector to be larger than a second light shielding angle defined by a straight line passing through the bottom edge of the segmented reflector and the bottom edge of the second reflector.08-05-2010
20100195329LIGHTING APPARATUS - A lighting apparatus comprises a housing and a first reflector. The first reflector is mounted beneath the light source and includes a plurality of segmented reflectors, each having at its top, a installation hole and at its bottom, an opening wider than the installation hole. A second reflector is positioned beneath the first reflector. The height of the second reflector causes a first light shielding angle defined by a straight line passing through the installation hole and the bottom edge of the corresponding segmented reflector to be larger than a second light shielding angle defined by a straight line passing through the bottom edge of the segmented reflector and the bottom edge of the second reflector.08-05-2010
20100195328LIGHTING APPARATUS - A lighting apparatus comprises a housing and a first reflector. The first reflector is mounted beneath the light source and includes a plurality of segmented reflectors, each having at its top, a installation hole and at its bottom, an opening wider than the installation hole. A second reflector is positioned beneath the first reflector. The height of the second reflector causes a first light shielding angle defined by a straight line passing through the installation hole and the bottom edge of the corresponding segmented reflector to be larger than a second light shielding angle defined by a straight line passing through the bottom edge of the segmented reflector and the bottom edge of the second reflector.08-05-2010
20090073690PRISM SHEET AND BACKLIGHT MODULE USING THE SAME - An exemplary prism sheet includes a transparent main body. The main body includes a first surface, a second surface opposite to the first surface, a plurality of spherical depressions formed in the first surface, and a plurality of micro-depressions formed in the second surface. A bottom surface of each micro-depression is coplanar with the second surface. Each of micro-depressions has four connecting sidewalls. A transverse width of each sidewall progressively decreases with increasing distance from the bottom surface. A backlight module using the present prism sheet is also provided.03-19-2009
20120033421LIGHT SOURCE DEVICE AND PROJECTION TYPE DISPLAY APPARATUS - The light source device in which a first light source lamp, a second light source lamp and a relay optical system are arranged so that there is no part where an optical axis of a first light flux from the first light source lamp through a relay optical system to an entrance end of a light intensity equalizing element and an optical axis of a second light flux from the second light source lamp to the entrance end agree with each other, and the optical axis of the first light flux immediately before incidence on the entrance end and the optical axis of the second light flux from the second light source lamp to the entrance end are substantially parallel to each other.02-09-2012
20090323332LED ILLUMINATION DEVICE - A LED illumination device is revealed. The LED illumination device includes a LED array and a holder. The LED array is formed by a plurality of LED arranged in a specific pattern. The holder is covered in front of the LED array for waterproof protection. A hole array is disposed on a corresponding plate of the holder and the corresponding plate faces the LED array. A plurality of second lenses for LED are respectively mounted into each hole of the hole array so as to form a second lens array. Thus light emitted from the LED array passes through the second lens array to be projected.12-31-2009
20090207608 LIGHTING DEVICE - A lighting device (08-20-2009
20090147511Lumenairs Having Structurally and Electrically Integrated Arrangements of Quasi Point Light Sources, Such as LEDS - A lumenaire system for providing varied types of illumination having a structural frame with hubs disposed in a spatial configuration and joining members providing structure and stability between said hubs. There are quasi point light sources mounted at specific points on the structural frame for providing a radiant illumination from said lumenaire system and an optical system for distributing the radiant illumination as a specific light pattern.06-11-2009
20110032698UNITED REFLECTION LIGHTS WITH LIGHT-EMITTING DIODE - The present invention relates to a United Reflection Lights with Light-Emitting Diode (LED). In accordance with the present invention, the United Reflection Lights with LED consists of a housing; LED light sources which are installed with an inclination angle to the opposite inside wall of the housing and emit rays in forms of dots to the inside of the housing; and a reflecting plate which, placed in the bottom of the housing, reflect asymmetrically the incident rays originated from the above LED light sources with a number of triangle-shaped projecting parts and act as an indirect lighting device as it lets each of the above mentioned asymmetrically reflected rays combine and go to an intended direction in the form of a plane light source. The surface of the reflecting plate is covered with high polished synthetic resin. The reflecting plates vary according to at least one of the factors, whereby the plates become inter-changeable, such as the number or size of the projecting parts, the forming angle and the space between each projecting part.02-10-2011
20130128576LIGHT-EMITTING DEVICE AND ILLUMINATION DEVICE - A light-emitting device combining a first luminous flux control member having a total reflection surface and emitting light from an emission surface in a narrow angle range centered mainly on an optical axis, and a second luminous flux control member arranged to surround the total reflection surface of the first luminous flux control member. The second luminous flux control member (05-23-2013
20090316400LIGHT EMITTING DIODE STREET LIGHT - An exemplary light emitting diode (LED) streetlight includes an LED light source and a heat dissipating module. The LED light source includes a circuit board and a plurality of LEDs. The circuit board has a first surface and a second surface. The LEDs are disposed on the first surface and electrically connected to the circuit board. The heat dissipating module includes a heat conducting plate, a plurality of heat pipes containing a working liquid and a plurality of fins. The heat conducting plate has a bonding surface and a heat dissipating surface opposite to the bonding surface. Each heat pipe has a heated section thermally connected to the heat dissipating surface and a condensing section spaced from the heat dissipating plate and penetrate into the plurality of fins. The circuit board is fixed on the bonding surface of the heat conducting plate.12-24-2009
20090316396HIGH-EFFICIENCY LED LAMP - A high efficiency LED lamp includes a positioning frame base, LED bars, a light guide plate, a reflection sheet, an optical film, a power supply unit and a protective cover. The LED bars and the light guide plate are disposed at the inner side of the positioning frame base; the reflection sheet is stuck at one side of the light guide plate; the optical film is disposed at the other side of the light guide plate, and the protective cover is covered on foresaid members. The power supply unit is installed at the rear side of the positioning frame base for converting and supplying DC power for the LED bars. The optical film can be arranged in different modes for adjusting the lighting angles of the LED bars, and the power supply unit can function to supply steady DC power. The LED lamp of this invention can concentrate light and has excellent lighting effect.12-24-2009
20110128732Rotational ribbon flame effect electric fire - A simulated electric fire is comprised of a frame chassis 06-02-2011
20100296283TOTAL INTERNAL REFLECTIVE (TIR) OPTIC LIGHT ASSEMBLY - A total internal reflective (TIR) optic light bar includes a body having a first end portion that extends to a second end portion through an elongated intermediate portion. The body includes a light input surface having a curvilinear profile, a total internal reflective (TIR) surface, and at least one light output surface. The light input surface, TIR surface, and at least one light output surface defining a continuous outer surface of the body.11-25-2010
20100296282LIGHT GUIDING MECHANISM FOR PORTABLE ELECTRONIC DEVICE - A light guiding mechanism includes a cover, a light guide plate, two light sources and a printed circuit board. The cover includes a light transmitting region. The light guide plate includes a first diagonal line, a second diagonal line and a light reflecting region. The light reflecting region is beneath the light transmitting region and includes a matrix of protrusions. The protrusions are arrayed in parallel to the second diagonal line adjacent protrusions have a space therebetween. The spaces uniformly increases with increasing distance from the second diagonal line. The light sources are fixed on the printed circuit board and lie on the second diagonal line of the light guide plate. Light emitted from the light sources is repeatedly reflected by the protrusions and then passing the light transmitting region of the cover.11-25-2010
20130135859LIGHT IRRADIATOR, IMAGE SCANNER, AND IMAGE FORMING APPARATUS - A light irradiator including multiple point light sources arranged in a straight line, a light-transmissive light guiding member provided in front of the point light sources in an emission direction of beams of light emitted from the point light sources, the light guiding member guiding the beams of light in a predetermined direction toward a surface to be irradiated; and two or more protrusions protruding toward the point light sources, provided on a light entering surface of the light guiding member and arranged in the same direction as the point light sources. The light guiding member and the point light sources are positioned such that a distance between the protrusions provided to the light guiding member and irradiation surfaces of the point light sources is equal at two positions.05-30-2013
20130135860MODULAR SOLID STATE LIGHTING DEVICE - An LED module includes an upper housing with in internal cavity and a lower housing. At least one light emitting diode is held in the LED module and emits light into the internal cavity, which is emitted through an output port in the upper housing. An optical structure, which may be disk or cylinder shaped may be mounted over the output port and light is emitted through the top surface and/or edge surface of the optical structure. The lower housing has a cylindrical external surface, which may be part of a fastener, such as screw threads, so that the LED module can be coupled to a heat sink, bracket or frame. The light emitting diode is thermally coupled to the lower housing, which may serve as a heat spreader. Additionally, a flange may be disposed between the upper housing and lower housing.05-30-2013
20100309664LED LAMP - An LED lamp includes a plurality of LED light units, a connecting member engaged with first ends of the LED light units, a mounting member engaged with second ends of the LED light units, and two strengthening members. The LED light units are juxtaposed together and placed side by side. Each LED light unit comprises a heat sink and a plurality of LED modules engaged with a bottom of the heat sink. The strengthening members extend through two outmost side portions of the LED light units and connecting the connecting member and the mounting member to support the LED light units.12-09-2010
20100309662LED lighting fixture - A LED lighting fixture includes a LED light arrangement and a supporting frame for supporting the LED light arrangement. The LED light arrangement includes one or more diodes and a circuit layer for operatively driving the diodes. The supporting frame includes a heat transmitting wall having a first side for supporting the LED light arrangement thereon and a second side to define a heat transferring chamber thereat in a concealed manner, and a concealing frame extended from the transmitting wall to form the heat transferring chamber therewithin. A plurality of heat transmitting fins further protrudes out from the second side to enlarge the heat conduction area, so as to enhance the heat conductive transferring rate. The heat transmitting fins are concealed within the heat chamber via the concealing frame, so that the overall size and outer structure of the LED lighting fixture is remaining the same.12-09-2010
20130141906Reflective LED lighting lamp structure and lighting device - A reflective LED lighting lamp includes a lamp housing and a light source module strip mounted to the lamp housing. A reflective layer mounted to the lamp housing. The light source module strip has an independently removable one-piece structure and includes at least one LED light source and an LED light source mounting base. The LED light source mounting base is inserted into the lamp housing by a slot. The LED light source mounting base is made of thermal conductive material. The heat generated by the LED is transmitted to the lamp housing by the LED light source mounting base, and then is dissipated by the lamp housing. The present invention adopts the one-piece light source module strip. Installation and disassembly by simple insert-pullout manner between the LED light source module strip and the lamp housing can be achieved. The present invention has simple operation and strong applicability.06-06-2013
20110128733LED LAMP - An LED module includes a housing, a plurality of LED modules, a plurality of first and second reflectors, a heat sink attached to the housing and an envelope engaged with the housing and covering the LED modules, the first and second reflectors. The housing includes a base and four sidewalls extending upwardly from edges of the base. The LED modules are mounted on the base. The first reflectors are accommodated in the housing and each cover a corresponding LED module. The second reflectors are mounted on the base and each located at a lateral side of the corresponding LED module.06-02-2011
20100321936LIGHTING APPARATUS - It is a lighting apparatus 12-23-2010
20100321935LIGHT SOURCE UNIT AND ILLUMINATION DEVICE - According to one embodiment, a power source unit includes a substrate and a reflective body. The substrate includes a plurality of light-emitting elements mounted thereon. The reflective body includes a plurality of incident openings each corresponding to one of the plurality of light-emitting elements, an output opening to which light that has passed through the incident opening is output, and a plurality of reflective surfaces that expand from the incident opening toward the output opening. Reflective surfaces included in the plurality of reflective surfaces and positioned on an outermost side are provided to be adjacent to one another, and an angle is set so as to prevent reflective light of light emitted from the light-emitting elements from traveling toward an outer side in a reflective surface formed on the outer side.12-23-2010
20100321937LIGHTING SYSTEM, LIGHT ELEMENT AND DISPLAY - The invention relates to a lighting system, a light element for use in such system, and a display comprising such a lighting system. The lighting system comprises light elements (12-23-2010
20110242808Lighting Device Having Enhanced Brightness - A lighting device includes a main body, a plurality of light emitting members mounted in the main body, a heat radiating unit mounted on the main body to provide a heat radiating effect to the light emitting members, and a lens mounted on the main body to regulate a light emitting effect of the light emitting members. The lens includes a plurality of arcuate faces having different curvatures. Thus, the light emitting members co-operate with the arcuate faces of the lens to enhance the brightness and lighting efficiency of the light emitting members and to save the electric energy. In addition, the heat radiating unit prevents concentration of a heat radiation by arrangement of the upright heat radiating fins and the inclined heat radiating fins to enhance the heat radiating effect of the heat radiating unit.10-06-2011
20110019405STREET LAMP - An exemplary street lamp includes a solid-state light source and a light guiding plate. The light source is used to emit light to illuminate a portion of the traffic lane. The illuminated portion includes a first section and a second section at opposite sides of the projection of the light source on the traffic lane. The solid-state light source defines a central axis perpendicular to a lengthwise direction of the traffic lane. The plate includes a light incident surface and a light output surface at opposite sides thereof. The plate is used to deviate the light from the light source. In this manner, a maximum light intensity in the first section is less than or equal to 60 percent of a maximum light intensity in the second section.01-27-2011
20100165622INTERIOR TRIM PANEL WITH AT LEAST ONE LIGHTING ELEMENT AND METHOD FOR PRODUCING AN INTERIOR TRIM PANEL OF THIS KIND - An interior trim panel (07-01-2010
20090067171Led illuminating device - An LED illuminating device includes a column-shaped thermally conductive member having a taper-shaped portion at a front end thereof and being electrically conductive; a first insulating layer partially covered on the taper-shaped portion; a taper-shaped member sleeved onto the first insulating layer, covered above the taper-shaped portion, and spaced from the taper-shaped portion by the first insulating layer having a plurality of through holes and being electrically conductive; and a plurality of LED units mounted to the taper-shaped portion, passing through the through holes respectively, and exposed outside the taper-shaped member. Each of the LED units includes at least one LED chip having two electrodes electrically connected with the thermally conductive member and the taper-shaped member respectively. Therefore, the LED illuminating device has preferable efficiency of thermal dissipation for LEDs and provides larger area for mounting LED units thereto.03-12-2009
20110002118LED OBSTRUCTION LIGHT - A light emitting diode (LED) light with a corrugated reflective surface is disclosed. The corrugated reflective surface reflects and diffuses light beams emitting from a light source having at least one LED. The corrugated reflective surface can be concavely curved. The curvature and the corrugations of the reflective surface can be designed by an equation to achieve a specified beam spread.01-06-2011
20110002117OPTICAL DISC DRIVE - An optical disc drive includes: at least one light source; an objective lens configured to focus the light that has been emitted from the at least one light source; a chromatic aberration compensation element, which is arranged on an optical path between the at least one light source and the objective lens in order to compensate for chromatic aberration that has been produced by the objective lens; and an actuator configured to change a position of the objective lens. The actuator changes the position of the objective lens in a tracking direction by a magnitude of an offset, which is determined by a variation in wavelength of the light to be produced when the power of the light emitted from the at least one light source changes.01-06-2011
20110110080Modular Light Reflectors and Assemblies for Luminaire - A reflector assembly for a lighting apparatus, the reflector assembly comprising two or more reflector modules configured for associating with one or more light sources, each reflector module comprising one or more reflectors for being located adjacent to a light source when the reflector module is associated with the one or more light sources, the one or more reflectors configured to reflect light from the adjacent light source. The reflector modules may further comprising a cover plate defining a plurality of light source apertures for allowing a light source to protrude through the cover plate, at least a first of the one or more light source apertures disposed adjacent to an overhead reflector and at least a second of the one or more light source apertures disposed adjacent to a lateral reflector. The reflector assembly can comprising any number of reflector modules and the reflector modules can be arranged in different configurations to create different light distributions with the same reflector modules.05-12-2011
20110249436HIGH BRIGHTNESS ILLUMINATION DEVICE USING DOUBLE-SIDED EXCITATION OF WAVELENGTH CONVERSION MATERIALS - An illumination devices using excitation light and a wavelength conversion material to generated converted light for illumination, where the wavelength conversion material is excited by multiple excitation lights from both sides to achieve increased brightness. The excitation lights incident on the two sides of the wavelength conversion material may have the same color or different colors. Light separation structures are provided on both sides of the wavelength conversion material to separate the excitation light and the converted light. Light separation may be based on color difference or etendue difference of the excitation light and converted light. In one particular example, wavelength conversion material is formed on a surface of an LED which acts as the first excitation light source, and a second excitation light is delivered through a light separation structure onto the other side of the wavelength conversion material.10-13-2011
20110019411Optoelectronic Module and Projection Apparatus Comprising the Optoelectronic Module - An optoelectronic module for emitting monochromatic radiation in the visible wavelength range is specified. The module has a plurality of light emitting diode chips which generate UV radiation. The UV radiation is converted into light in the visible range, for example, into green light, by a wavelength converter. The coupling-out of light from the module is optimized by the use of two selectively reflecting and transmitting filters. This module can be used as a light source in a projection apparatus.01-27-2011
20110019408LIGHT EMITTING DEVICE - Disclosed is a light emitting device. The light emitting device includes: a frame having an opening; at least one light emitting diode disposed on the frame; a reflector which reflects light irradiated from the light emitting diode and emits the light through the opening; and a reflective protrusion which is formed on an inner surface of the reflector and determines an orientation angle of the light emitted through the opening. Since a light source is disposed on the frame of the light emitting device according to the embodiment, it is possible to easily exchange the light source of the light emitting diode by removing and attaching the frame without disassembling the entire lighting device.01-27-2011
20110019406REFLECTING COVER AND ILLUMINATION DEVICE USING THE SAME - A reflecting cover includes a substrate and a reflecting ring. The substrate is configured for receiving an LED. The reflecting ring is mounted on the substrate. The reflecting ring includes a plurality of reflecting units. The reflecting units are configured for reflecting light of the LED. The angles of the reflecting units relative to the substrate increase in turn along a direction away from the substrate.01-27-2011
20110019407REFLECTING COVER AND ILLUMINATION DEVICE USING THE SAME - A reflecting cover includes a first reflective plate, a second reflective plate and a plurality of side reflective plates. The first reflective plate and the second reflective plate are perpendicular to the X-Z plane. The side reflective plates are perpendicular to the X-Y plane. The side reflective plates are located between the first reflective plate and the second reflective plate. The first reflective plate and the second reflective plate inclined toward each other. A plurality of LEDs is received in the reflecting cover and adjacent to the first reflective plate and the second reflective plate. A part of the emission of the LEDs is blocked and reflected by the first reflective plate and the second reflective plate and portions of the side reflective plates adjacent to the first and second reflective plates.01-27-2011
20110019401LED ILLUMINATION MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED illumination module comprises a plurality of supporters each comprising a bottom plate and a lateral plate extending upwardly and slantwise from the bottom plate, an LED mounted on an outer surface of each of the lateral plates of the supporters, and a lens covering the LED. An inclined angle θ of the lateral plate relative to the bottom plate and a light emitting angle φ of the LED adjusted by the lens covering thereon meet a formula: θ+φ>90°.01-27-2011
20110019404REFLECTIVE HOUSING AND LED ILLUMINATOR USING SAME - An exemplary reflective housing for a LED illuminator is provided. The reflective housing includes a plurality of side walls cooperatively forming a hollow shell. The hollow shell has a first opening and a second opening opposite to the first opening. The hollow shell tapers from the first opening to the second opening. Inner surfaces of the side walls are light reflective surfaces. The first opening has a polygonal shape having more than four sides. The first opening includes two parallel sides. Four endpoints of the first opening cooperatively form an imaginary quadrangle. Remaining sides are located at an exterior of the imaginary quadrangle. A line segment obtained by intersecting any straight lines parallel to the parallel sides is shorter than a distance between the two parallel sides. The second opening is configured for accommodating an LED light source therein.01-27-2011
20110026247LED MODULE - An LED module includes an LED and an elongated lens. The lens includes a center axis, a concave incident face, and an opposite convex emitting face. The emitting face includes a portion with a curvature radius at any point along a first plane larger than a distance between the point and the LED, and larger than a curvature radius at a corresponding point of the incident face on the first plane. A curvature radius at any point of the portion of the emitting face along a second plane perpendicularly intersected with the first plane at the center axis is larger than a distance between the point and the LED, while smaller than a curvature radius of a corresponding point at the incident face on the second plane. A radiating angle of the LED module in the first plane is larger than that in the second plane.02-03-2011
20110026248MULTI-LAYER LIGHTING UNIT WITH IMPROVED PROPERTIES AND ITS USE - A lighting unit includes a reflector, two or more light sources, and at least one diffuser plate. The light sources have a gap of at least ≧30 mm from each other, and the gap between the light sources and the diffuser plate is ≦25 mm. The diffuser plate comprises a lenticular plate. An advanced compound parabolic concentrator scatter film is arranged on the lenticular plate, and a further scatter film is arranged on the advanced compound parabolic concentrator scatter film.02-03-2011
20110038148LED LIGHT FIXTURE - A light fixture for holding LED tubes. A pair of end caps are held together by an elongated member. Female connectors mounted to the end caps receive the male connectors of the LED light tubes. The female connectors are mounted to the end caps allowing for the pre-selection of the angle of illumination.02-17-2011
20100157596Low-profile light-emitting diode lamp structure - A low-profile light-emitting diode (LED) lamp includes a base, a cover, a heat dissipation plate, an LED module, a circuit board, and a light guide hood. The base and the cover respectively form a base opening and a cover opening. The base and the cover include a recess-projection mating structure therebetween to form an outer water sealing wall and an inner water sealing wall that surround the base opening and the cover opening. The light guide hood, the circuit board, and the LED module are arranged inside the inner water sealing wall. The base and the cover are fixed together through recess-projection mating formed between posts and holes to also realize water resistance. The heat generated by the LED module is dissipated by the heat dissipation plate, which is set on an outer surface of the base and is provided with a plurality of convection chambers that induce heat convection.06-24-2010
20090231842LIGHT REFLECTOR AND PLANAR LIGHT SOURCE - A light reflector and a planar light source achieving high average luminance and little luminance unevenness are provided.09-17-2009
20110110081LED LIGHT FIXTURE - An LED light fixture and methods are provided in which the light from central portions of the LED light sources are reflected to illuminate areas on the periphery of an associated area, while less intense light from the sides of the LED light sources illuminate interior portions of the associated area to produce a uniform illumination, both horizontally and vertically, while minimizing direct glare from the light sources. The LED light fixture includes a heat sink having cooling fins on the periphery of the housing.05-12-2011
20110044038LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a light-reflecting member mounted on a top face of the supporting plate. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the top face of the supporting plate and surrounding the light-reflecting member. The light-reflecting member defines a plurality of concave portions recessed inwardly from an outer face thereof. The second LEDs are located corresponding to the concave portions, respectively, whereby light generated from the second LEDs is reflected by the light-reflecting member towards a lateral side of the LED lamp.02-24-2011
20110019412LIGHT EMITTING DIODE DISPLAY - An LED display with a reduced thickness is described. In one embodiment, the LED display includes a second support plate between a front support plate and a back support plate. The second support plate enables the front support plate to be thinner than if the second support plate was not included. The second support plate increases the distance between an LED chip and a light exit surface thereby allowing the front support plate thickness to be reduced by about the thickness of the second support plate. In one embodiment, the second support plate allows the thickness of an LED display to be thinner. The second support plate adds structural integrity to a back support plate. Therefore, the back support plate can be thinner, and thickness of the LED display can be reduced.01-27-2011
20110019403WATERTIGHT ROPE LIGHT - A watertight rope light of the present invention includes two parallel wires, a plurality of light emitting diodes and a transparent enclosing layer. The light emitting diodes are substantially parallel to the wires. Each light emitting diode has a semiconductor die, a lens, an anode leg and a cathode leg. The lens has a distal end, which is formed with an awl-shaped concave surface, and the semiconductor die is adapted to emit light toward the concave surface. As such, the light emitted from the semiconductor die can be reflected radially outward to illuminate the surrounding uniformly.01-27-2011
20090034252Luminaire - A luminaire is described having a pot-shaped housing for the reception of electrical components and for the releasable mounting of a functional unit having at least one main lighting surface and whose special features consist of the fact that the preferably planar main lighting surface of the functional unit extends parallel to the base wall of the housing or its mounting surface and is bounded at the marginal side by a peripheral flat frame made of heat conducting material; that the flat frame is connected in a heat conducting manner to at least one LED carrier which is located in the functional unit in the region of the rear side of the flat frame and its surface carrying the LEDs is directed to a reflector arranged between the base wall of the housing and the main lighting surface such that the main lighting surface is illuminated substantially uniformly by diffuse light.02-05-2009
20110044039LED LAMP CONSTRUCTION WITH INTEGRAL APPEARANCE - An LED lamp construction with integral appearance includes an outer shell unit, a conductive retaining unit, a light-emitting module, a circuit unit and a heat-dissipating unit. The outer shell unit has an integral shell body and a receiving space formed in the shell body. The conductive retaining unit is disposed on a bottom side of the shell body. The light-emitting module is disposed on a top side of the shell body. The circuit unit is received in the receiving space and electrically connected between the light-emitting module and the conductive retaining unit. The heat-dissipating unit is disposed on a bottom side of the light-emitting module. Hence, the manufacturing cost is decreased and the manufacturing method is simple in the present invention due to the integral appearance of the present invention.02-24-2011
20110044036Linear Light Diffusing Structure for Document Scanners - A tubular structure with an opening defined thereon and having an inner surface and an outer surface. The tubular structure being substantially circular in shape and is made of a highly thermal conductive material. A plurality of light sources mounted on the inner surface of the tubular structure. The inner surface is coated with a diffused white coating. Light emitted from the plurality of light sources is reflected from the inner surface before exiting the tubular structure from the opening. This structure ensures emitting a uniform diffused light and prevents non-uniform illumination when disposed in an imaging forming device.02-24-2011
20120033419OPTICAL SEMICONDUCTOR LIGHTING APPARATUS - An optical semiconductor lighting apparatus including a housing with a first end portion and a second end portion that is open, a light source module disposed in the housing, a fan disposed adjacent to the light source module in the housing, the fan rotating in a first direction to blow air toward the light source module, and a reflector disposed adjacent to the second end portion of the housing, the reflector enhancing an illumination scope. A moving path, in which at least a portion of the air drawn into the housing by the fan externally flows through the light source module, is formed in the housing.02-09-2012
20110116262ECONOMICAL PARTIALLY COLLIMATING REFLECTIVE MICRO OPTICAL ARRAY - A lighting module has an array of light emitting elements arranged on a substrate in an x-y grid, and a reflector plate arranged on the substrate, the reflector plate having an array of openings arranged on an x-y grid such that the openings correspond to the light emitting elements, the dimensions of the reflector plate and the openings arranged to partially collimate light from the light emitting elements. A method of manufacturing a lighting module includes arranging an array of light emitting elements on a substrate, manufacturing a reflector plate having an array of openings, the openings located so as to correspond to the light emitting elements and created so as to only partially collimate light from the light emitting elements, and attaching the reflector plate to the substrate such that each opening in the reflector plate is centered on a light emitting element.05-19-2011
20110116263Optical element for a light emitting device and a method of manufacturing thereof - The present invention relates to an optical element for a light emitting device, wherein the optical element comprises a sintered ceramic body (05-19-2011
20110122615LENS AND LIGHTING FIXTURE UTILIZING THE SAME - A lens and a lighting fixture utilizing the same provides a plurality of LED light sources as a single light source with a simple configuration. The lens is used with a plurality of light sources in combination and can have a single focus. The lens can include a plurality of light incident portions each disposed so as to face each of the plurality of light sources, the plurality of light incident portions collimating light beams emitted from the plurality of light sources in parallel with a predetermined optical axis while guiding the light beams inside the lens. A light exiting portion can include a refracting surface disposed on optical paths of the collimated light beams guided from the plurality of the light incident portions into the inside of the lens, with the light exiting portions causing the collimated light beams to exit and be converged on the single focus. A lighting fixture can utilize the lens described herein.05-26-2011
20100142200LENS, LENS ARRAY HAVING SAME AND LIGHT SOURCE MODULE HAVING SAME - An exemplary lens includes a first light incident surface, a second light incident surface, a reflecting surface, a first light emitting surface and a second light emitting surface. The second light incident surface is connected with the first light incident surface. The first and the second light incident surfaces cooperatively define a receiving space therebetween. The receiving space is configured for accommodating the point light source. The reflecting surface is connected with the second light emitting surface. The first light emitting surface is opposite to the first light incident surface. Light entering the lens through the first light incident surface exits from the first light emitting surface. The second light emitting surface is connected between the first light emitting surface and the reflecting surface. Light entering the lens through second light incident surface is reflected from the reflecting surface to the second light emitting surface to exit the lens.06-10-2010
20120230029LIGHTING APPARATUS WITH HEAT DISSIPATION SYSTEM - A lighting apparatus is shown and described. In one aspect, the lighting apparatus includes a light source, a plate, and frame. The light source can include one or more lighting elements that are in thermal communication with the light source. The plate can have a dissipative portion extending outward from a point of thermal communication between the plate and the light source. The frame can at least partially enclose the light source and may also be in thermal communication therewith.09-13-2012
20110242807LIGHT COVER AND ILLUMINATING APPARATUS APPLYING THE SAME - A light cover and an illuminating apparatus applying the same are provided. The illuminating apparatus comprises the light cover and a plurality of light sources. The light cover comprises a substrate provided with a plurality of recesses on a front surface and a plurality of lenses integrated with the substrate and respectively located in the recesses. The lenses are oriented in a same direction. The light sources are disposed corresponding to the lenses. Each of the light sources is adapted to emit a light. Each of the lenses is adapted to receive the light and transform the light into a predefined light output.10-06-2011
20110242806SOLID STATE LIGHTING WITH SELECTIVE MATCHING OF INDEX OF REFRACTION - Where a lighting device uses solid state emitters and an optic processes light from the emitters, it may improve efficiency in light extraction from the emitters to have an index of refraction matching material in between emitter output and a surface of solid of the optic that receives emitted light. However, such improved out-coupling or extraction efficiency may cause an overall color shift in the output of the overall lighting device, for example, if improved emitter output reduces internal reflection and associated internal phosphor excitation. To reduce the color shift in the output of the lighting device, the device may have index matching material used in association with one or some of the solid state light emitters but not all of the emitters, so that the combined light output of the device exhibits a desired spectral characteristics, e.g. remains a desirable color of white light.10-06-2011
20110085332ILLUMINATION DEVICE COMPRISING A COLLIMATOR - The invention provides an illumination device (04-14-2011
20110242809Light Emitting Device (LED) Lighting Systems for Emitting Light in Multiple Directions and Related Methods - Lighting systems for emitting light in multiple directions including one or more light emitting devices (LEDs) and a housing configured to receive the one or more LEDs are provided. The one or more LEDs are configured to generate light in a first direction to illuminate a first area proximate to the lighting system. The housing is configured to reflect a portion of the generated light so as to allow a remaining portion of the generated light to pass through the housing in a second direction, different from the first direction, and illuminate a second area proximate to the lighting system. Related methods are also provided herein.10-06-2011
20110085328Luminaire and Methods of Use - A lighting apparatus having a base member and a directional member are shown and described. The base member includes a first surface having a plurality of reflective elements extending therefrom. The base member also including a plurality of openings arranged in a pattern. Each openings is configured to receive a respective light source. The directional member has a portion of a reflective surface positioned relative to at least one opening to reflect light radiating from a lighting source disposed within the opening towards a portion of at least one of the reflective elements extending from the base member.04-14-2011
20090257224LED LAMP HAVING A CONVENIENT REPLACEMENT STRUCTURE - An LED lamp for providing a relatively large luminous flux, includes a housing and a pair of LED units mounted in the housing. The two LED units are separated from each other by a clapboard set in the housing. Each LED unit includes a plate, a plurality of LED modules disposed on the plate and a cover laying on the plate and cover the LED modules. The cover forms a plurality of vents to expose LEDs of the LED modules therein. A plurality of first screws extends through the LED modules and the plate to secure them together, while a plurality of second screws extends through the plate, the cover and the housing to fix the whole LED unit to the housing. Each LED module has a printed circuit board and a plurality of LEDs on the printed circuit board.10-15-2009
20090323326LIGHT DIFFUSION PLATE AND BACKLIGHT MODULE USING THE SAME - An exemplary light diffusion plate includes a main body, and a plurality of diffusion particles dispersed in the main body. The main body includes a first surface and a second surface. The first surface and the second surface are on opposite sides of the main body. The first surface is a flat surface. The second surface defines a plurality of rectangular structures. Each rectangular structure defines four adjacent triangular pyramid depressions. A backlight module using the light diffusion plate is also provided.12-31-2009
20090323328LED LAMP - An LED lamp includes a base plate, a plurality of LED components fixed on the base plate in lines and a light-guiding module located over the LED components. The light-guiding module has a plurality of light-reflecting bars mounted above the LED components. Each of the light-guiding bars is in alignment with a line of the LED components and has a thickness gradually decreasing toward the line of the LED components.12-31-2009
20110176303DOUBLE-SIDED LED LAMP - A double-sided LED lamp includes a shell, a plastic circuit board (PCB) and an optical film. The shell is made of translucent or transparent material. The PCB includes a number of rows of LEDs for emitting light beams, and defines a number of rows of through holes. The optical film facing the LEDs can reflect some of the light beams through the number of holes and also allow some of the light beams to pass through.07-21-2011
20110176305RADIATION-EMITTING APPARATUS - A radiation-emitting apparatus for emitting a variable electromagnetic secondary radiation in an emission direction may include at least one radiation-emitting component configured to emit during operation an electromagnetic primary radiation, a reflector, which is arranged in the beam path of the radiation-emitting component and has a first wavelength conversion substance for the at least partial conversion of the primary radiation into electromagnetic conversion radiation, and an aperture, which is variable in terms of its orientation relative to the radiation-emitting component and to the reflector, wherein by way of changing the orientation of the aperture the secondary radiation is variable by changing that proportion of the primary radiation which is emitted by the radiation-emitting component onto the first wavelength conversion substance, and by changing the emitted conversion radiation.07-21-2011
20090323327LED LAMP - An LED lamp includes a connecting box with a retaining assembly attached to its underside and a plurality of LED modules mounted on the retaining assembly. The retaining assembly is a plurality of spaced mounting plates with two lateral portions extending laterally beyond other, lower mounting plates. The LED modules are mounted on undersides of the lateral portions of the mounting plates.12-31-2009
20090323329LIGHT SOURCE DEVICE - A light source device includes a light conduction, a light source and a light diffusion component. The light conduction component has a first surface and a second surface opposite to the first surface. The second surface has a light input portion. The first surface has a light output portion substantially coaxial with the light input portion and having two opposite longitudinal ends and two opposite lateral ends. The light source is configured to emit lights to the light input portion. The first light diffusion component is positioned on the first surface, and includes row light diffusion components and column light diffusion components substantially perpendicular to the row light diffusion components. The row light diffusion components are positioned at the longitudinal ends of the light output portion. The column light diffusion components are positioned at the lateral ends of the light output portion.12-31-2009
20100039809SIMULATING APPARATUS OF FACIAL EXPRESSION AND COMPUTER PERIPHERAL - The invention discloses a simulating apparatus of facial expression comprising a casing and a facial expression module, wherein the casing has a transparent surface, and the facial expression module is configured in the casing and behind the transparent surface. The facial expression module comprises a plurality of light guiding components, a plurality of light sources, and a control module. The lighting guiding devices is used for making up a plurality of facial patterns; the light sources are configured at one side of the light guiding components, and the light, emitted by the light sources, can be transmitted through the light guiding components to bring the facial patterns a lighting effect; the control module is electrically connected to the light sources for selectively controlling the light sources to emit light.02-18-2010
20100039810LED Devices for Offset Wide Beam Generation - A light source is combined with an optic and a reflector. Light incident onto to the reflector is reflected with a single reflection. The reflector occupies a portion of a solid angle around the light source to the exclusion of the optic at least with respect to any optical function. The reflector directly receives a second portion of light. The optic occupies substantially all of the remaining portion of the predetermined solid angle to directly receive a first portion of light from the light source. A reflected beam from the reflector is reflected into a predetermined reflection pattern. The inner and/or outer surface of the optic is shaped to refract or direct light which is directly transmitted into the optic from the light source from a first portion of light and/or reflected into the optic from the reflector from the reflected beam into a predetermined beam.02-18-2010
20100039807LED LAMP ASSEMBLY - An LED lamp assembly includes a lamp supporter and an LED lamp supported by the lamp supporter. The LED lamp includes a lamp cover defining a first opening, a reflector received in the lamp cover and defining a second opening, a heat sink secured to a top of the lamp cover and a plurality of LED modules attached on the heat sink. The heat sink has a plurality of heat-conducting faces formed on a periphery thereof and the LED modules are attached on the heat-conducting faces to generate a wide illumination. The heat sink defines a through hole. Heat generated by the LED modules is absorbed by the heat-conducting faces and directly dissipated to an exterior through the first opening of the lamp cover. The first and second openings and the through hole of the heat sink are communicated with each other.02-18-2010
20100061096PLANAR ILLUMINATION LIGHT SOURCE DEVICE AND PLANAR ILLUMINATION LIGHT DEVICE USING THE PLANAR ILLUMINATION LIGHT SOURCE DEVICE - The present invention provides a planar illumination light source device by which uniform illumination light can be obtained over a wide area without increasing the thickness of LEDs in the radiation direction even when a highly directional light source such as LEDs is used, and a planar illumination device using this. The present invention includes a highly directional light source, a light guiding body having a radiation plane in a radiation direction of the light source, a casing that encloses the light source and seals planes other than the radiation plane of the light guiding body, inside reflection means provided in the entirety of the area between the casing and the light guiding body, and radiation side reflection means provided on the radiation plane and reflecting light from the light source at a prescribed ratio. A light emitting diode group consisting of one or a plurality of light emitting diodes is used as the highly directional light source.03-11-2010
20100053955LIGHT EMITTING DIODE LIGHTING DEVICE - The present invention relates to a light emitting diode (LED) lighting device (03-04-2010
20100053956LIGHT EMITTING MODULE - There is provided a light emitting module including: a printed circuit board; a plurality of light emitting diode chips disposed at a distance from one another on a conductive pattern formed on a top of the printed circuit board; and a connector formed on a bottom of the printed circuit board and electrically connected to the plurality of light emitting diode chips. The light emitting diode chips and the connector are optimally arranged to ensure that the light emitting module is suitably utilized as a high-density linear light source including a great number of light emitting diode chips and emits light outward with minimum loss.03-04-2010
20100053953LIGHT-GUIDING MODULE AND LED LAMP USING THE SAME - An LED lamp includes a heat sink, a plurality of LED modules mounted on a top of the heat sink and a plurality of light-guiding modules respectively fixed on the LED modules. The heat sink includes a base and a plurality of fins extending downwardly from the base. Each LED module includes a plurality of LEDs mounted thereon. Each light-guiding module includes a mounting bracket defining a plurality of through holes therein and a plurality of guiding units respectively received in the through holes of the mounting bracket. The guiding units are respectively in alignment with the LEDs of a corresponding LED module and receive the LEDs in lower ends thereof to reflect and guide light generated by the corresponding LED module in a predetermined manner.03-04-2010
20110176306Lighting Device - Disclosed is a lighting device. The lighting device includes: a housing; a coupling member; at least one reflector; and a light source unit, including a second connection terminal being electrically connected to a first connection terminal, wherein the first connection terminal includes at least one pair of female blocks, wherein at least one pair of terminals are formed within each female block, wherein the pair of terminals in one female block is symmetric to the pair of terminals in the other female block, wherein the second connection terminal includes at least one pair of male blocks, and wherein at least one pair of sockets are formed respectively on the pair of the male blocks.07-21-2011
20110176304Optical Film and Organic Light Emitting Display Apparatus Including the Same - An optical film capable of preventing reflection of external light, and an organic light emitting display (OLED) apparatus including the same, are disclosed. The optical film is disposed on a substrate of an organic light emitting display, and comprises a first substrate, a first electrode, a light emitting unit comprising a plurality of organic light emitting elements, and a second electrode sequentially formed on the first substrate. The second substrate concentrates light emitted from the light emitting unit so as to emit outward, and absorbs external light so as to prevent the external light from being reflected.07-21-2011
20100135015LED ILLUMINATION DEVICE - An LED illumination device includes a light-emitting module, a heat sink and an electrical module. The light-emitting module includes a light source provided with a plurality of LEDs. The heat sink includes an elongated base and a plurality of fins extending from the base. The base has a top surface and an opposite bottom surface. The fins extend upwardly from the top surface of the base. The light source is thermally attached to the bottom surface of the base. The heat sink is provided with at least one receiving space at a top side thereof. The electrical module includes at least one circuit board and two end covers. The at least one circuit board is accommodated in the at least one receiving space of the heat sink. The two end covers are arranged at two opposite ends of the heat sink.06-03-2010
20100135014LIGHT SOURCE APPARATUS - A light source apparatus in which a light guide member is held reliably also in the configuration in which the light guide member is displaced. The light source apparatus includes a plurality of light sources arranged on an identical virtual circle, a rotary table rotatable about an axial line of the virtual circle, a drive unit configured to rotate the rotary table, a light guide member configured to guide alight emitted from the light sources, and a fixing member configured to fix the light guide member in a state in which an outgoing end is positioned at the center of the virtual circle, and an incoming end is directed radially outwardly of the virtual circle. The fixing member includes supporting parts which receive the light guide member from the incoming end side to limit a movement of the light guide member toward the incoming end.06-03-2010
20100135012LED lighting fixture - A LED lighting fixture includes a light guide board, which is made of a high transmissive material and directly mounted in the cavity of a lamp holder, furniture, utensil, or the construction of a building, having a clear base layer at the front side and a continuous piece of reflective layer with a corrugated cross section at the back side, and a plurality of LEDs mounted within the cavity outside the light guide board and controlled to emit light transversely into the inside of the light guide boards for reflection by the reflective layer to increase the angle of illumination and to provide a uniform lighting effect having an enhanced brightness without multi-image and flashing.06-03-2010
20100135017LIGHTING FIXTURES AND SYSTEMS WITH HIGH ENERGY EFFICIENCY AND VISUAL QUALITY - Lighting fixtures, systems, and methods of using the lighting fixtures that can achieve radically increased energy efficiency and visual effectiveness, are disclosed. The invention also offers the potential for decorative effects, supplementary background lighting, and other lighting effects. Various embodiments use light sources capable of individual focus, replacement, and control of operation. Fixtures allow mounting of the light emitting components to achieve a large effective aperture/diameter of the fixture in relation to the distance from the illuminated area, producing improved illumination. The light emitting components may be installed on parts of the fixture that may be oriented individually, thereby allowing infinite and/or incremental adjustment of the overall light emission pattern to achieve desirable illumination effects. Desirable lighting effects are further achievable by selection of the lighting type (LED, incandescent, fluorescent, etc), combinations thereof, and by selection of the fixture aperture/diameter, axis, and intensity. Shielding of the light sources to avoid glare to bystanders may be included.06-03-2010
20100135013ILLUMINATION SYSTEM - An illumination system includes at least one illumination module and a mechanism. The illumination module includes a light source generating a light beam, a first reflector, in which the light source is positioned, including a first reflective surface to reflect the light beam to form a first beam, and a second reflector including a second reflective surface reflecting the light beam and the first beam to form a second beam and a third beam, wherein the second and third beams combine to generate a projection pattern. The mechanism adjusts the position of the second reflector relative to the light source to change the projection pattern.06-03-2010
20110096542LIGHT SOURCE DEVICE - Included are a plurality of cylindrical holders having holes into which laser modules are fitted and fixed, respectively; a plate-like base that has a first surface, a second surface opposite to the first surface, and a plurality of through holes through which the laser beams from the plurality of laser modules fixed to the holder pass, the holders abutting against the first surface so as to connect the holes thereof to the through holes of the base, the second surface of the base being arranged with a plurality of lenses corresponding to the through holes; and adhesives applied to outer corners of abutment portions, at which the base and the LD holders abut against each other, for fixing the base and the LD holders to each other.04-28-2011
20110249437HIGHLY EFFICIENT LED ARRAY MODULE WITH PRE-CALCULATED NON-CIRCULAR ASYMMETRICAL LIGHT DISTRIBUTION - A light module includes a light emitting diode (LED) array and a double-reflective assembly coupled to the LED array. The double-reflective assembly includes a lower member having a frame. The frame has an opening corresponding to the LED array. The frame and LED array are located in the same plane. The light module further includes a left bottom reflector and a right bottom reflector. The light module further includes an upper member which includes a left top reflector; and a right top reflector, wherein the left top reflector is attached to the left bottom reflector, and right top reflector is attached to the right bottom reflector, each forming an arbitrary left and right double-reflective assembly. A shape geometry and profile of each double-reflective assembly provides a pre-calculated combined non-circular asymmetrical intensity distribution pattern. The intensity distribution pattern is a superposition of light reflected from the bottom reflectors, light reflected from the top reflectors, light doubly reflected from both the top and bottom reflectors, and light directed into the intensity distribution pattern directly from the LED array.10-13-2011
20110249434LIGHT ASSEMBLY - A light assembly includes a lighting module having a number of LEDs and a reflector assembly disposed on the lighting module. The reflector assembly includes a number of individual reflector portions, each reflector portion being of generally concave shape and structured to selectively direct light emitted from a respective one of the number of LEDs. A lens member is disposed over the reflector assembly and a membrane is disposed between the reflector member and the lens.10-13-2011
20090027883LIGHTING FIXTURE - Light emitting device modules illuminate at a wide angle in the longitudinal direction of a lighting fixture. The lighting fixture can be provided with a light emitting device module having a light emitting device, an installation member for mounting multiple light emitting device modules thereon, and a support for supporting the installation member. The installation member 01-29-2009
20090213590Lighted Panel System for Hot Tub, Spa, or Pool Installation - A lighted panel system for a tub wall comprising a light diffusing panel, a light source that illuminates the light diffusing panel, and a mounting structure that couples the light diffusing panel to the tub wall. The light diffusing panel comprises a formed transparent or translucent sheet to which the light source is mounted. The light source comprises a plurality of light emitting diode lamps mounted on a circuit board protected by a circular rubber boot that attaches to a rear surface of the light diffusing panel such that light rays are dispersed in a principally lateral direction, parallel to the wall of the tub. A plurality of the lighted panel systems are preferably installed side by side along the length of a tub wall at the water line, an arrangement that allows for continuous lighting coverage and creates a new ambient effect.08-27-2009
20110069484ILLUMINATING APPARATUS - The invention provides an illuminating apparatus. The illuminating apparatus includes at least one light emitting diode (LED) and at least one reflector. The reflector, corresponding to the light emitting diode, is disposed on one side of the light emitting diode. A portion of light beams of the light emitting diode is reflected by the reflector, and a remaining portion of light beams of the light emitting diode is emitted directly to an illuminated surface.03-24-2011
20110069483LED LIGHTING DEVICE - An LED lighting device produces subdued and surface light that does not damage people's eyes, has a concave top, an open bottom and two ends and comprises two supports, a reflector, a housing cavity, a mounting base and an LED strip. The two supports are mounted respectively at the two ends parallel to each other, and each support has an inner surface. The reflector is a concave non-metallic white reflective sheet, mounted longitudinally between and attached to the two supports, and has an inner surface. The housing cavity is formed between the two inner surfaces of the two supports and the inner surface of the reflector. The mounting base is mounted longitudinally between and attached to the two supports and has two rails. The LED strip is mounted movably between the two rails and has at least one LED facing the inner surface of the reflector to emit light.03-24-2011
20110149565LIGHTING MODULE WITH DIFFRACTIVE OPTICAL ELEMENT - A lighting module having an array of light-emitting elements on a substrate, at least one diffractive optical element arranged to receive light from the light-emitting elements and partially collimate the light. A method of packaging a lighting module including mounting at least one array of light-emitting elements on a substrate in a package, and enclosing the package with a window, the window has a diffractive optical element on a surface of the window closest to the array, the diffractive optical element arranged to partially collimate the light. A lighting module having an array of light-emitting elements on a substrate, at least one diffractive optical element arranged to receive light from the light-emitting elements and scatter the light into a random emission pattern to produce a uniform irradiance at a target surface.06-23-2011
20110249435LENS SYSTEM FOR AN LED LUMINAIRE - Disclosed is an LED light sourced automated luminaire with an achromatic beam angle zoom lens.10-13-2011
20130163244METHOD OF MANUFACTURING LIGHT EMITTING DEVICE, AND LIGHT EMITTING DEVICE - A method of manufacturing a light emitting device includes: disposing a group of electrically conductive members on a support substrate, the group of the electrically conductive members forming a plurality of mounting portions arranged in two or more columns and two or more rows with the mounting portions respectively corresponding to a plurality of light emitting elements; placing the light emitting elements on the group of the electrically conductive members with a bonding member being disposed between the light emitting elements and the electrically conductive members, each of the light emitting elements being shifted from a corresponding one of the mounting portions; and melting the bonding member to mount the light emitting elements respectively on the mounting portions by self-alignment effect generated by the melting of the bonding member.06-27-2013
20110211345LIGHT OUTPUT DEVICE - A light output device comprises at least one discrete light source device (09-01-2011
20110211348LIGHT EMITTING DEVICE PACKAGE AND LIGHTING SYSTEM - Disclosed is a light emitting device package and a lighting system. The light emitting device package includes a body, a first lead frame on the body, a plurality of light emitting diodes on the first lead frame, and a molding member on the light emitting diodes. The distance between the light emitting diodes includes a distance equal to or less than a length of a first side of a first light emitting diode of the light emitting diodes.09-01-2011
20100296285Fixture with Rotatable Light Modules - In embodiments of the present invention, a method and system is provided for designing improved intelligent, LED-based lighting systems. The LED based lighting systems may include fixtures with one or more of rotatable LED light bars, integrated sensors, onboard intelligence to receive signals from the LED light bars and control the LED light bars, and a mesh network connectivity to other fixtures.11-25-2010
20100296281LED LAMP WITH DIFFUSER - A lamp is provided. The lamp may include one or a plurality of LED elements; and a housing with electrical and mechanical connection means, wherein the housing has a light exit region with a light-transmissive terminating element, wherein the terminating element is an optical diffuser element, wherein the terminating element is of a form in which the wall of the terminating element has in cross section two opposite, straight sections running towards one another.11-25-2010
20100265706ADJUSTABLE CONDENSER SEAT - An adjustable condenser seat includes at least one light source, at least one lens, at least one lens sleeve, and at least one adjuster. The lens sleeve contains the lens which is disposed for the light source correspondingly for guiding light from the light source to the lens. The adjuster is disposed at a focal axis of the light between the light source and the lens sleeve. The adjuster is utilized for lengthening or shortening a distance between the light source and the lens so that a relative position between the light source and the lens can be adjusted. Accordingly, either a condensing angle of the lens or a focal position of the lens to the light source can be changed.10-21-2010
20100259930PACKAGE FOR MULTIPLE LIGHT EMITTING DIODES - Substrates and packages for LED-based light devices can significantly improve thermal performance and provide separate electrical and thermal paths through the substrate. One substrate includes multiple electrically insulating base layers. On a top one of these layers are disposed top-side electrical contacts, including light device pads to accommodate a plurality of light devices. External electrical contacts are disposed on an exterior surface of the substrate. Electrical paths connect the top-side electrical contacts to the external electrical contacts. At least portions of some of the electrical paths are disposed between the electrically insulating base layers. The electrical paths can be arranged such that different subsets of the light device pads are addressable independently of each other. A heat dissipation plate can be formed on the bottom surface of a bottom one of the base layers.10-14-2010
20100259928LIGHT-EMITTING DIODE MODULE - A light-emitting diode (LED) module includes a plurality of LED units and a converter having a first side. The LED units respectively include a circuit board having a second side perpendicular to the first side and a third side parallel to the first side, a plurality of LEDs positioned on the circuit board, and a connector positioned on the second side proximal to the converter. The LED module further includes a plurality of flexible flat cables (FFCs) used to electrically connect the connectors to the converter, respectively.10-14-2010
20110157890Lighting Device - Disclosed is a lighting device. The lighting device includes a housing, a coupling member being disposed on a bottom surface of the housing and including an insertion groove having an opening in direction to an inner portion of the housing, at least one reflector attachable and removable between the housing and the coupling member, and a light source unit which is attachable to and removable from the insertion groove of the coupling member.06-30-2011
20120033418LUMINAIRES USING MULTIPLE QUASI-POINT SOURCES FOR UNIFIED RADIALLY DISTRIBUTED ILLUMINATION - A luminaire for providing broad uniform surface illumination and sharp cutoff which has at least one quasi point light source, such as an LED, located on an optical axis. There is at least one collimating ring lens which, at least partially surrounds the quasi point light source. The collimating ring projects a radial collimated beam and there is at least one reflective ring, at least partially surrounding the collimating ring lens. The reflecting ring reflects and redirects the collimated radial beam as a canted radial beam through the optical axis. In another embodiment at least one off axis collimating ring lens at least partially surrounds at least one quasi point light source, and projects a canted radial beam away from the optical axis. There is at least one ring reflector which at least partially surrounds the optical axis and is positioned to reflect the canted radial beam toward and through the optical axis. In a further embodiment, at least one linearly collecting reflector at least partially surrounds the quasi point light source and the reflector projects a linear beam onto a substantially conical reflector which redirects the linear beam into a radially directed beam.02-09-2012
20120201026LED Module, Method for Operating said LED Module and Lighting Device having said LED Module - An LED module comprising at least one light emitting diode chip which is arranged on a carrier, wherein the at least one LED chip is configured for operation with a current strength of at least 1.4 amperes.08-09-2012
20080304263Optical Device for Creating an Illumination Window - The invention relates to an optical device for creating an illumination window (12-11-2008
20080285271LED-BASED FIXTURES AND RELATED METHODS FOR THERMAL MANAGEMENT - LED-based lighting fixtures suitable for general illumination in surface-mount or suspended installations, in which heat dissipation properties of the fixtures are significantly improved by decreasing thermal resistance between LED junctions and the ambient air. In various examples, improved heat dissipation is accomplished by increasing a surface area of one or more heat-dissipating elements proximate a trajectory of air flow through the fixture. In one aspect, various structural components of the fixtures are particularly configured to create and maintain a “chimney effect” within the fixture, resulting in a high air-flow rate, natural convection cooling system capable of efficiently dissipating the waste heat from the fixture without active cooling.11-20-2008
20080285272Heat sinks and other thermal management for solid state devices and modular solid state - A luminaire module comprising an LED on an optical axis, thermally mounted to a heat sink, said heat sink comprising openings for which air can circulate; said opening of each portion offset from each other so that light emanating from said LED can pass through the holes from one said portion, said light blocked by the solid area of the other portion.11-20-2008
20110211346LIGHTING FIXTURE - According to one embodiment, a lighting fixture includes a fixture body and a plurality of light-emitting modules. A plurality of light-emitting module arrangement portions are formed on the surface of the fixture body. The light-emitting modules are arranged on the light-emitting module arrangement portions of the fixture body and annularly arranged so that a space is formed at the center area of the fixture body. Semiconductor light-emitting elements are disposed on the surface of the light-emitting module, and a wiring connector is arranged at the space side of the substrate.09-01-2011
20080198596Luminaire Optical System - A luminaire optical system comprises a ballast housing, a reflector having an upper end and a lower end, the ballast housing connected to the reflector, a plurality of lamp assemblies each having a base and a lamp portion, the lamp in electrical communication with the base at a single end, the base disposed downward and radially outward of said lamp.08-21-2008
20100296284SPREAD ILLUMINATING APPARATUS - A spread illuminating apparatus includes: a light guide plate including a plurality of protrusions disposed along a side surface thereof such that a plurality of interspaces are formed with each interspace being located between two adjacent protrusions; and a plurality of LEDs which include first row LEDs and second row LEDs disposed in two rows respectively at the interspaces and the protrusions. The distal portion of the protrusion has, at its top end surface, a width which is larger than the width of an opening area of the recess of a lamp house and also smaller than the overall width of the lamp house. The first and second row LEDs adjacent to each other are disposed such that respective lamp houses of two adjacent LEDs partly overlap with each other when viewed from the light emission direction.11-25-2010
20080259599Low profile linear high bay fluorescent luminaire - A low profile linear high bay fluorescent luminaire with a downwardly facing and room side accessible ballast channel. The lighting fixture includes a housing assembly having a longitudinal axis with a first reflector located on a first side of the longitudinal axis. A second reflector is located on a second side of the longitudinal axis. The first and second reflectors are spaced apart with at least one ballast therebetween. At least one ballast is coupled to the housing assembly and extends downwardly from the housing assembly. A cover for the ballast is located below the ballast. The lighting fixture also includes a means for releasably coupling the cover to the housing assembly. The lighting fixture can be suspended from a ceiling or joist in a number of ways including mounting brackets, wire hangers, and ceiling assemblies, and can have an occupancy sensor attached thereto.10-23-2008
20110164416LED WHITE LIGHT LUMINAIRE WITH IMAGING CAPABILITY - A reflector spotlight luminaire includes a housing defining an optical axis. The light source is provided that includes one or more white light emitting LEDs, the lights being arranged to direct a beam of white light along the axis of the housing, such as being reflected from an ellipsoidal reflector. An image engine in the form of an LCD panel intercepts the beam of white light traveling along the axis to modify and enhance the beam of white light with image data, such as color, shape, animation, etc. Conventional projection optics accumulates the image emitted by the image engine, projects the optically enhanced light beam through the housing onto a projection surface.07-07-2011
20110255282SOLID STATE LIGHT ASSEMBLY HAVING LIGHT SOURCES IN A RING - A light assembly having an axis of symmetry that includes an enclosure comprising at least a base and a cover coupled to the base. The light assembly also includes a plurality of light sources disposed on a circuit board within the enclosure in a first ring having a center point aligned with the axis of symmetry. The light assembly also includes a reflector that has a first focal point within the cover and a plurality of second focal points disposed in a second ring coincident with the first ring.10-20-2011
20100309665OPTICAL SYSTEM FOR THEATRICAL AND STAGE LIGHTING - Various optical system embodiments produce a narrow beam of focused or unfocused light using a compound parabolic concentrator, lens system, and high flux density solid-state light source. Various system embodiments include a solid state light source configured to emit light, and a compound parabolic concentrator having a smaller opening and a larger opening opposite the smaller opening, wherein the light source and the concentrator are operationally positioned with respect to each other for light from the light source to enter the smaller opening of the concentrator and exit the larger opening of the concentrator as a narrower beam of light. Some embodiments include an imaging stage operationally positioned with respect to the concentrator to receive the narrower beam of light at an image plane and relay an image plane to a far field target.12-09-2010
20100309663LIGHTING FIXTURE WITH PLANAR-TYPE REFLECTING STRUCTURE - A lighting fixture includes a bottom frame having an inner bottom face and a first opening corresponding to the inner bottom face; a planar reflecting plate laid on the inner bottom face of the bottom frame; a plurality of lighting units mounted on the inner bottom face within the bottom frame to locate on the planar reflecting plate; a light diffusion sheet laid atop the bottom frame to cover the first opening; and a top frame configured corresponding to the bottom frame and defining a second opening corresponding to the first opening. The top frame is assembled to the bottom frame with the light diffusion sheet clamped therebetween to thereby close the second opening of the top frame. The planar reflecting plate allows the lighting fixture to be low-profile, and the light diffusion sheet uniformly distributes the light produced by the lighting units while eliminates glares and blocks off dust.12-09-2010
20080253117OPTICAL MEMBER AND LIGHTING DEVICE HAVING THE SAME - An optical member (10-16-2008
20080253116Lamp Structure - A lamp structure includes an electrical unit and a shade unit. The electrical unit is formed in a radiation shape or a spiral, triangular or rectangular shape and is fitted with a plurality of light emitting elements. The electrical unit is connected with the shade unit. Because the electrical unit and the shade unit have the same shape, the lamp structure is easy to assemble. Because the light emitting elements are placed on the electrical unit in an evenly distributed manner, the light generated from the light emitting elements may be evenly distributed to the ambient surrounding.10-16-2008
20110164418WASHING COUNTER - A washing counter of the invention is characterized by: a bowl portion having a concave configuration used for washing and the like; a counter portion supporting the bowl portion; and a light source portion disposed on a backside of the bowl portion to emit light toward the bowl portion, where the washing counter radiates the light from the light source portion to surroundings from a surface of the bowl portion, at least one portion of the bowl portion is formed of a transparent member obtained by dispersing a light diffusing member in a base member having a transparent raw material having a light-transmitting transparency, the light diffusing member is a micro particle having a transparent raw material having a light refractive index different from a light refractive index of the base member, the light source portion is disposed to face an end face of a butt portion of the transparent member, and at least one portion of the transparent member is a light radiation portion where the light from the light source portion guided through the transparent member from the butt portion is radiated outside by the light radiation portion while being diffused by the light diffusing member due to the at least one portion of the bowl portion being formed of the transparent member and the light source portion being disposed to face the end face. In a washing makeup stand having a light emission source using a transparent raw material, the overall external appearance quality affected by the transparency of the raw materials used including the light emission quality can be improved by the appropriate configuration of the transparent raw material and the light emission source.07-07-2011
20110164417LAMP STRUCTURE - A lamp structure comprises an aluminum extrusion pipe, a light transmission cover, and a light emitting member. The aluminum extrusion pipe is axially provided with at least one first sidewall, one second sidewall and one opening, the first sidewall is formed with at least an engaging groove in communication with a through hole in the first sidewall, the second sidewall is provided with at a light reflection surface. The light transmission cover is mounted on the aluminum extrusion pipe to cover the opening. The light emitting member includes a flexible circuit board and plural light sources, the light sources are arranged spaced apart on the flexible circuit board, the light of the light sources of the light emitting member are focused on the light transmission cover through reflection by the light reflection surface, and finally projected out of the aluminum extrusion pipe after passing through the light transmission cover.07-07-2011
20080205054Indirect lighting apparatus - An indirect lighting apparatus is disclosed to include a lamp holder, which has a mounting panel for quick installation in a wall or support and holding one or a number of light emitting devices, and a baffle, which has a coupling portion coupled to a coupling portion of the lamp holder and one baffle surface, which defines with the lamp holder a light path for the passing of the light of the light emitting device to prohibit the light of the light emitting device from dazzling people's eyes.08-28-2008
20110164419CONDUCTIVE END CAPS FOR LED-BASED LINEAR LIGHTING APPARATUS - A conductive end cap for a linear lighting apparatus is disclosed. The first embodiment of the present invention comprises, among other things, an insulating cap for one end of the linear lighting apparatus, the cap including a first orifice extending from the exterior side of the cap to the interior side of the cap and a conducting shaft extending through the first orifice and protruding from the exterior side of the cap, such that the shaft may rotate about its central axis within the first orifice. The conductive end cap also includes a second orifice extending perpendicularly through a portion of the shaft for accepting a conductive line and a static conductive element protruding from the interior side of the cap so as to provide a conductive terminal for a lighting element located within the linear lighting apparatus.07-07-2011
20110019410LED Luminaire for Display Cases - A lighting luminaire for use in a refrigerated display case includes an LED mounting portion comprising a plurality of light emitting diodes (“LEDs”) mounted thereon, a reflector, and a lens. The LED mounting portion and reflector are sized and arranged to form a reflective cavity for diffusing and directing light from the plurality of LEDs through the lens and out of the luminaire. The LED mounting portion and reflector are either attached to each other as separate components or are integrally formed. The lens is held in place in the luminaire between the LED mounting portion and reflector. The LED mounting portion and/or reflector have a reflective surface for reflecting light emitted by the LEDs. Methods for retrofitting an existing luminaire in a refrigerated display with an LED luminaire are also provided.01-27-2011
20100284185LOW PROFILE OLED LUMINAIRE FOR GRID CEILINGS - A low-profile luminaire has a planar light source comprised of one or more planar organic light emitting diodes (OLEDs). The OLED light source is supported by a low-profile OLED support structure that lies in a plane. The support structure has a maximum height (H) of about two inches and preferably a height of about one inch or less. It also has perimeter dimensions that allow the luminaire to fit within and to be supported by the T-bar grid of a grid ceiling system. Electrical components for driving and controlling the OLED light source can be provided within the support structure or externally of this structure.11-11-2010
20100284186PLANE LIGHT SOURCE AND LCD BACKLIGHT UNIT HAVING THE SAME - There are provided a plane light source and an LCD backlight unit having the same. A plane light source including light emitting device matrixes each having a plurality of light emitting devices arranged in rows and columns on a substrate according to an aspect of the invention includes: a first matrix having a plurality of light emitting devices arranged in rows and columns; and a second matrix having a plurality of light emitting devices arranged in rows and columns, the light emitting devices each located within a rectangle formed by four adjacent light emitting devices included in the first matrix, and forming angles θ satisfying the condition of 45°≦θ≦55° therebetween on the basis of a horizontal direction, wherein among pitches between one light emitting devices included in the light emitting device matrixes and another lighting light emitting device adjacent to the light emitting device, a pitch P11-11-2010
20100284184RING LIGHT APPARATUS WITH VARIABLE PROJECTION ANGLE - A ring light apparatus capable of varying projection angle includes an inner barrel passed through an axis, a support base arranged at an end of the inner barrel, a plurality of variable projection angle light emitting modules arranged on the support base, and a drive mechanism arranged outside the inner barrel and used for driving the variable projection angle light emitting modules to vary the projection angle, so as to provide a uniform light beam for a near object.11-11-2010
20100284183LIGHT GUIDING MECHANISM FOR PORTABLE ELECTRONIC DEVICE - A light guiding mechanism for portable electronic device includes a cover, a light guiding module and four light sources. The cover includes a light transmitting region. The light guiding module includes a light guide plate having a first diagonal line and a second diagonal line. The light guide plate defines a first through hole. The light guide plate includes a light reflecting region around the first through hole. The light reflecting region includes a plurality of protrusions symmetrically positioned relative to the first diagonal line and the second diagonal line. Adjacent protrusions have a space therebetween. The size of the space uniformly increases with increasing distance from the first through hole. Light emitted from the light sources is repeatedly reflected by the protrusions and then passes the light transmitting region of the cover.11-11-2010
20100284181Light Fixture with Directed LED Light - A light fixture for lighting a wall, including a supporting base and at least one light emitting diode (LED) on the base emitting light in a cone having a central axis. A first reflector is curved between a first lip secured to the base adjacent the LED and a second lip spaced from the base, with the central axis of the cone intersecting the first reflector between the first and second lips. A second reflector defines a reflecting enclosure for and includes first and second generally flat surfaces on opposite sides of the LED and substantially symmetrical about a plane which includes the light cone central axis, and a third generally flat surface intersecting both of the first and second surfaces, whereby the first reflector is oriented to reflect light from both the LED and the second reflector in a beam having a selected shape.11-11-2010
20120134152LIGHT SOURCE FOR CRYSTAL LAMP - A light source for a crystal lamp has a lens structure, at least one light-emitting element, and a plurality of prism structures. The lens structure has a bottom surface and an arc surface connected with a periphery of the bottom surface, and a notch structure is formed on the bottom surface and concave towards the inside of the lens structure. The light-emitting element is disposed inside the notch structure, and the prism structures are formed on the arc surface. Each of the prism structures deflects the light emitted by the light-emitting element and passing through the arc surface of the lens structure.05-31-2012
20120134151BEAM CONTROL SYSTEM FOR AN LED LUMINAIRE - Described are an improved automated multi source luminaire and luminaire systems. More particularly a multicolor LED array luminaire system with a series of lenses and light louvers to control the light beam.05-31-2012
20100328943LIGHTING DEVICE - Provided is a lighting device having high luminance in-plane uniformity without a dark part occurring at a connecting part between surface light source panels.12-30-2010
20100328941LED MODULE - An LED module includes an LED and a lens fixed with the LED for refracting light emitted by the LED. The lens has a center axis and a concaved inner face for incidence of the light and an opposite convex outer face for the light refracting out thereof. The lens is symmetric to a first plane and a second plane perpendicularly intersected with the first plane at the center axis. In the first plane, a peak intensity for the LED occurs within 68-78 degrees off the center axis. In the second plane, a peak intensity occurs within 0-22 degrees off the center axis.12-30-2010
20100328940LENS, LED MODULE AND ILLUMINATION APPARATUS UTILIZING THE SAME - An LED module includes an LED and a lens combined with the LED. The lens includes a light input face for light from the LED entering into the lens and a light output face refracting the light from the light input face. The light output face includes a first light output face continuously distributed thereon and a plurality of second light output faces inwardly recessed from the first light output face. The second light output faces can deflect the light extending therethrough toward a predefined area where the light extending through the first light output face is focused. An illumination apparatus utilizing the LED module is also provided.12-30-2010
20100328939LED ILLUMINATION MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED illumination module includes a base, a plurality of first LEDs disposed on a top side of the base and a reflecting barrel disposed on the top side of the base. The first LEDs are disposed outside of the reflecting barrel, whereby light generated by the first LEDs is reflected by the reflecting barrel to illuminate a space below a bottom side of the base.12-30-2010
20110134636LED TRAFFIC SIGNAL DEVICE - The present invention provides a LED (Light Emitting Diodes) traffic signal device including a plurality of LEDs, a light-distribution lens and a Fresnel lens arranged between the plurality of LEDs and the light-distribution lens. The Fresnel lens is formed with multiple sections coaxially arranged with respect to an optical axis, every section having a different radius of curvature corresponding to a different focal distance.06-09-2011
20110085327Decorative light display with LEDs - A decorative light display has a frame, a plurality of LED support members coupled to the frame and a plurality of LED electrical receptacles. Each receptacle is associated with an LED support member and positionable therein. A plurality of LEDs are provided, each coupled to an LED electrical receptacle. A plurality of reflective cap members are associated with an LED and having a geometry and surface that provides reflection and multi-directionality of light from each of an LED bulb to convert single point lighting from the LEDs to non-single point lighting. One or more electrical connectors is coupled to the LEDs.04-14-2011
20110255283SOLID STATE SPOT LIGHT ASSEMBLY - A light assembly that includes a base, a housing extending from the base having a partial paraboloidal cross-sectional surface, a light-shifting element disposed within the housing, and a plurality of light sources coupled to the housing. The light sources generate light. The light assembly also includes an angular portion reflecting light from the light sources toward the parabolic cross-sectional surface so that the light reflected from the parabolic surface is directed toward the light-shifting element and light reflected from the light-shifting element is directed out of the housing after reflecting from the housing.10-20-2011
20110096544ILLUMINATION DEVICE - Provided is an illumination device which is designed to have increased brightness, to provide a uniform light distribution, and to provide a thinner form to an illumination device employing an LED light source, and is equipped with direct illumination and indirect illumination functions. In the illumination device, a hollow light guide region (04-28-2011
20110096543LIGHT SOURCE DEVICE - Included are, a module fixing body having a plurality of mounting holes into which laser modules are fitted and accommodated, respectively; an electricity-supplying member having an end provided with electricity-supplying terminals, which are connected to electricity-receiving terminals of the laser module accommodated in the mounting hole; and a cooling member that cools each of the laser modules. A groove in which the electricity-supplying member is accommodated is formed in a surface of the module fixing body, and the cooling member is closely arranged on the surface of the module fixing body.04-28-2011
20110069485SURGICAL LIGHT - A surgical light has a plurality of LEDs and a main reflector which directs the light of the LEDs onto an operating field. The main reflector is made in areal form and is divided into a plurality of reflector zones.03-24-2011
20110080728LIGHT EMITTING DEVICE - A light emitting device 04-07-2011
20110080730OPTICAL ELEMENT FOR ASYMMETRIC LIGHT DISTRIBUTION - The present invention relates to an optical element (04-07-2011
20110080729INTEGRATED ILLUMINATION ASSEMBLY FOR SYMBOLOGY READER - A light transmitter (e.g., pipe) is constructed from polycarbonate for increased shock resistance and can define a rectangular cross section. A chamfered end of the light pipe is textured or frosted to further diffuse refracted light passing through the end to present a more even effect. A conical/tapered diffuser within the light pipe is illuminated by a reflector that reflects a plurality of rear-ward-directed illumination sources back into the diffuser. The reflector can direct light into the forwardmost, remote regions of the diffuser to generate a better spread of light and alleviate spotting effects. The illumination sources can be multi-colored sources that respond to a controller to project a color and/or blink in a pattern to indicate various conditions. The controller can operate individual portions of the ring so that only corresponding portions of the light pipe perimeter are illuminated in a particular color at a given time. Different quadrants may be simultaneously illuminated in different colors.04-07-2011
20110080726LED LIGHTING DEVICE HAVING IMPROVED COOLING CHARACTERISTICS - An LED light bulb includes a base member and one or more light emitting diodes mounted on the base member and in thermal communication with the base member. The one or more light emitting diodes are configured to emit light. A top-mount member is in thermal communication with the base member. The top-mount member includes a reflective surface configured to reflect the light emitted by the one or more light emitting diodes in predetermined directions. The top-mount member includes one or more cooling members configured to dissipate heat generated by the one or more light emitting diodes to the ambient environment.04-07-2011
20110085329LENS MODULE AND LED ILLUMINATION DEVICE USING THE SAME - This invention relates to a lens module and a LED illumination device using the same. The lens module includes a plurality of lens units and a plate. Each of the lens units includes a lens body, a first engaging structure and a second engaging structure. The lens body has a light incident surface at a top thereof and a light exit surface at a bottom thereof. The first and second engaging structures are arranged at peripheral edges of the lens body. On the other hand, the plate defines a plurality of seats for accommodating the lens units. Each of the seats includes an aperture from top to bottom of the plate to receive the respective lens body of the lens unit, a supporting structure arranged at peripheral edge of the aperture of the seat to engage with the respective first engaging structure of the lens in order to prevent the lens unit from falling off the seat, and a suppressing structure arranged at peripheral edge of the aperture of the seat to engage with the second engaging structure of the lens in order to prevent the lens unit from upward withdrawal of the seat.04-14-2011
20100046219LIGHT GUIDE AND LIGHT-OUTPUT DEVICE - A light guide (02-25-2010
20100182783REFLECTOR COMPONENT FOR A LED LAMP - A reflector component is provided for a light emitting diode (LED) lamp that includes a plurality of spaced-apart LED light sources. The reflector component includes a bottom wall having two side edges extending along a longitudinal direction. The bottom wall is formed with a plurality of spaced-apart through holes, each of which permits a respective one of the LED light sources to extend therethrough. The reflector component further includes two side walls extending respectively and upwardly from and along the two side edges of the bottom wall. Each of the side walls has a reflecting surface that faces toward the other of the side walls and that extends upwardly and inclinedly relative to the bottom wall such that a distance between the reflecting surfaces increases in a direction away from the bottom wall.07-22-2010
20100165620REFLECTOR CHANNEL - A lighting module has an array of solid-state light sources on a substrate, a reflector channel arranged adjacent to the array of solid-state light sources, the reflector channel having curved, reflective inner surfaces arranged to increase collimation of light emitted from the light sources in one axis of light. A method of manufacturing a lighting module includes providing a substrate, mounting an array of solid-state light sources on the substrate, manufacturing a reflector channel, wherein the size and arrangement of the reflector channel depends upon the array of light sources, and arranging the reflector channel on the substrate such that light emitting from the light sources will be reflected in a desired direction07-01-2010
20100165624LIGHT SOURCE MODULE AND LIGHTING APPARATUS - A light source module includes a module substrate, a metal conductor, a plurality of semiconductor light emitting elements, a white diffuse reflection layer, and translucent sealing members. The metal conductor is provided in a predetermined pattern on a front surface of the module substrate. The semiconductor light emitting elements are electrically connected to the metal conductor and mounted on the front surface of the module substrate. The white diffuse reflection layer includes a plurality of holes in which the semiconductor light emitting elements are located, is thinner than the semiconductor light emitting elements, and is laminated to the front surface of the module substrate. The translucent sealing members bury the semiconductor light emitting elements, project below the diffuse reflection layer, and are mixed with a phosphor.07-01-2010
20100165623LIGHT FIXTURE - The invention shows and describes, among others, a light fixture (07-01-2010
20100067227LED light pod with modular optics and heat dissipation structure - Disclosed is a modular light emitting diode (LED) light pod having heat dissipation structures. A reflective optic plate, which may be made in various modular sizes and designs, having a plurality of recesses is seated on an LED board having a plurality of LEDs, such that the plurality of LEDs fit within the plurality optical recesses. The optical recesses serve to collimate light in a desirable manner based on predetermined dimensional ratios of the optical recesses. A heat dissipation system involves a heat sink housing acting in combination with a heat extraction plate having a plurality thermally conductive posts extending perpendicularly from a top and bottom surface, and a heat dissipation plate to create a thermally conductive path for moving heat away from the LED board when the light pod is in use.03-18-2010
20100067225LIGHT EMITTING DIODE LAMP TUBE - A light emitting diode (LED) lamp tube includes a tubular enclosure extending along an axial direction and having an inner peripheral surface. A lamp device is disposed in the enclosure, and includes a circuit board, and a plurality of LEDs electrically connected to the circuit board. Two connectors are disposed respectively at two ends of the enclosure and are electrically connected to the circuit board. The connectors are adapted to be electrically connected to a power source. An optical film unit is disposed on the inner peripheral surface of the enclosure. The optical film unit has a film body and a plurality of protrusions arranged along the axial direction and protruding from the film body toward the inner peripheral surface of the enclosure.03-18-2010
20100067224LIGHT EMITTING SYSTEM - A light emitting system is provided. An exemplary embodiment of a light emitting system comprising at least a light emitting module comprises a substrate, and light emitting rows supported by the substrate, wherein each light emitting row has unpackaged light emitting chips, surrounded by a reflective structure, and a transparent lens is disposed above the light emitting rows for mixing lights emitted from the light emitting rows to form a light source. An exemplary embodiment of a light emitting module of the invention can improve light emitting efficiency effectively with achieving better heat dissipation efficiency.03-18-2010
20100195325DYNAMIC MASK AND ILLUMINATION SYSTEM - A dynamic mask adapted to an illumination system is provided. The illumination system includes at least one light source capable of emitting an illumination beam. The dynamic mask includes a board disposed in a transmission path of the illumination beam for adjusting a luminous flux of the illumination beam. The board has at least one strip-shaped opening. The strip-shaped opening has a first end and a second end opposite to the first end. The strip-shaped opening is mirror-symmetric with respect to a symmetrical axis, and the symmetrical axis is a straight line extending from the first end to the second end. A width of the strip-shaped opening increases from the first end to the second end, and the board is capable of moving along a direction parallel to the symmetrical axis. An illumination system using the dynamic mask is also provided.08-05-2010
20100195324DISPLAY DEVICE FOR A TUNING APPARATUS - A plurality of LEDs are arranged continuously in a row and a transparent LED cover is disposed over the front surface of the LEDs. The LED cover extends in the longitudinal direction of the arrangement of LEDs and is curved in an arc shape that is perpendicular to the longitudinal direction of arrangement of LEDs. The cover does not contain light diffusion material, but has a corrugated surface around the arc shape. The corrugated surface extends in the longitudinal direction of the arrangement of LEDs.08-05-2010
20100195323LED OPTICAL ASSEMBLY - An LED optical assembly is provided having a support surface having a plurality of light emitting diodes, a plurality of reflectors, and a plurality of optical lenses. Each reflector is positioned over a corresponding light emitting diode and at least one optical lens is placed over a corresponding reflector.08-05-2010
20100053957THREADED LED RETROFIT MODULE - An LED based module designed to be easily retrofitted into existing incandescent based light fixtures with minimum or no modification is provided. The LED module of the present disclosure includes a generally cylindrical threaded adapter module including a flat top surface and a conical bottom portion. The bottom portion includes a threaded cavity for receiving a conventional threaded rod of a light fixture which then couples the LED module to the light fixture. The top surface of the LED module is configured to mount a metal core printed circuit board including at least one LED (light emitting diode). Furthermore, the LED module includes at least two channels running therethrough to accommodate wires or conductors from the light fixture to the metal core printed circuit board. The threaded surface of the LED module is configured to accept a conventional shade retainer ring or nut.03-04-2010
20100033967ILLUMINATING DEVICE - An illuminating device includes a receiving base and at least one light source. The receiving base has at least one receiving space defined therein, and at least one fixing post is positioned adjacent to the corresponding at least one receiving space. The at least one light source is positioned in the at least one receiving space for emitting light. Each light source comprises a light-pervious plate and a LED array located on a side of the light-pervious plate. The light-pervious plate comprises at least one first through hole with the at least one fixing post extending therethrough, the light-pervious plate is fixed to the receiving base in the corresponding receiving space of the receiving base.02-11-2010
20110261563LIQUID COOLED LED LIGHTING DEVICE - A liquid cooled LED lighting device includes a sealed housing containing an LED element that emits light. Cooling liquid is contained in the housing to disperse heat generated by the LED element. An enclosure containing compressible material is preferably immovably positioned within the housing and outside of the optical path of the emitted light. The enclosure containing the compressible material compresses in response to expansion of the cooling liquid as it absorbs heat from the LED element. Advantageously, the cooling liquid and the enclosure containing the compressible material act to more efficiently cool the LED element, thereby providing higher light output and increased lifetime of the LED element.10-27-2011
20110261564LIGHTING DEVICE PROVIDED WITH LEDS FOR A TUNNEL - A lighting device for lighting a tunnel tube with a traffic direction, comprising a number of approximately point-like light sources, which are fixed against a tunnel tube wall, distributed along a line extending in the longitudinal direction of the tunnel and each adapted to generate a light beam, the main direction of which comprises at least one component extending in the traffic direction of the tunnel, wherein the distance between the light sources in the longitudinal direction of the tunnel is less than 5 m. The contrast for drivers of vehicles traveling in the tunnel is hereby increased relative to the contrast of usual lighting devices for the interior of the tunnel The distance between the light sources is preferably less than 0.2 m and the light sources are each provided with a LED.10-27-2011
20110261562TRAFFIC LIGHT - A traffic light assembly includes at least one light module, at least one lens located in front of the at least one light module, a transparent housing located in front of the at least one lens, and a cleaning device. The cleaning device includes a wiper located on an outer surface of the transparent housing, and a driver which drives the wiper to brush the transparent housing.10-27-2011
20110188245COLOR LED LAMP - A color LED lamp includes a lamp holder, a heat dissipating module, a light source module, an optical convergence element, and a positioning sleeve. The light source module includes an isolation member. The isolation member is arranged between light-emitting diodes and a light diffusing member. The isolation member is hollow and made of reflecting material, the space inside the isolation member is divided into a number of optical channels along the axial direction by a number of partitions, each of the optical channels corresponds to one group of light-emitting diodes, and allows the light emitted from the group of light-emitting diodes to pass through.08-04-2011
20110188243THREE-DIMENSIONAL LIGHT BOARD - Disclosed herein is a 3D light board. The 3D light board includes a frame, a light emitting module coupled to a front side of the frame and including light emitting diodes emitting light in response to a signal from a controller, and a 3D filter provided to a front side of the light emitting module to polarize light emitted from the light emitting diodes.08-04-2011
20110188246LIGHTING DEVICE - Disclosed is a lighting device. The lighting device includes: a housing; a coupling member being coupled to the housing and having an insertion groove; at least one reflector disposed within the housing and having a parabolic surface; and a power supply unit being disposed in a space formed between the reflector and the corner of the housing, and providing at least one of electric power and a driving signal to a light source unit coupled to the insertion groove, wherein at least one first groove is formed on the wall surface of the coupling member, wherein at least one second groove is formed on the wall surface of the housing, wherein a first side of the reflector is inserted and coupled to the second groove, and wherein a second side of the reflector is inserted and coupled to the first groove.08-04-2011
20110188244GAP MEMBER, LENS AND LIGHTING DEVICE HAVING THE SAME - A lighting device and a gap member and a lens used in a lighting device. The lens may include a circular incident surface that has a furrow surface crossing a surface and prism surfaces formed at both sides of the furrow surface; and an exit surface that reflects and transmits light traveling inside through the incident surface to the outside. The gap member may include a ring-shaped reflective portion having a declined surface toward the center; and a ring-shaped wall extending downward coaxially with the reflective portion, and has a flat ring shape. The lighting device may include a substrate; a light emitting unit including a plurality of LEDs mounted on the substrate; a case body accommodating the light emitting unit; a lens disposed on the light emitting unit; a first waterproof ring disposed around the lens; and a case cover having an opening that exposes the lens, and combined with the case body and the first waterproof ring.08-04-2011
20110188242Optical Component and Illumination Device - An optical component comprises a carrier plate (08-04-2011
20110188241LIGHTING SYSTEM WITH LIGHT-EMITTING DIODES - A lighting system utilizing light-emitting diodes (LEDs) and methods for configuring lanterns thereof are disclosed. The lantern includes a roof or canopy that includes fans that span directly between the electronics and LEDs for improved heat dissipation, the fans preferably formed integral with the canopy. The LEDs are mounted on easily mounted and removed modular printed circuit boards, in at least two different sizes and numbers of LEDs, and optical lenses of at least two different lighting patterns are provided, so that the lantern may be assembled or retrofit according to a desired application including candlepower and lighting pattern for cast light. The optical lenses are individually provided, utilize refraction to diminish reflection, and, in one form, incorporate an integral reflector to assist in defining a lighting pattern. In some forms, a securement may be provided for individual securement of lenses with the PCB.08-04-2011
20110134637LIGHT DEVICE WITH MULTIPLE LED LIGHT SOURCES - A light device with multiple LED light sources includes a metal conductive plate and a plurality of LED elements. The metal conductive plate consists of plural plate members, and a slot is defined between every two adjacent plate members for physically separating the two adjacent plate members. Each LED element is electrically connected to the plate members disposed at two sides of the slot. The LED elements are electrically connected in series or in parallel through the plate members disposed at the two sides of the slot.06-09-2011
20110149568LUMINAIRE - A general illumination luminaire or lamp includes high efficacy and long life light emitting diodes (LEDs) as part of a light module. The LEDs are mounted on a strip that is mounted on a frame to position the LEDs in a circular, or at least round, path for providing increased light distribution and heat dissipation. The frame may take various forms to direct the light to be diffused and dispersed as is desired for a general illumination source. Diffusion layers or coatings are used to condition the light for desired distributed reflective characteristics. The luminaire uses electronics to condition and control the electricity provided to the LEDs from the power source, such as batteries.06-23-2011
20110149566Illumination Device - An illumination device includes a plurality of housings installed on a lamp holder, and each housing being arranged at the bottom of the lamp holder and tilted in a specific direction towards an exit aperture and having a light emitting diode device installed on each housing and opposite to two sidewalls on both sides of the inclined direction, and a reflection cover installed between adjacent housings, and each reflection cover having a plurality of first reflection surfaces and second reflection surfaces extended into each housing and towards the exterior of the housing. With the effect of the first and second reflection surfaces, the light source can be projected towards the exterior of the lamp holder effectively to increases the overall light projection range of the illumination device.06-23-2011
20090175036Light fixture - In some implementations, a light fixture comprises an inner spherical member, a plurality of light emitting elements disposed on the inner spherical member and an outer spherical member substantially encompassing the inner spherical member. In some implementations, the inner and outer spherical members are coupled to a base. In some implementations, the inner and/or outer spherical members are substantially spherical and include a truncated bottom portion that mounts to a base. In some implementations, the outer sphere comprises substantially transparent regions arranged to substantially align with the light elements. In some implementations, the outer sphere is substantially translucent and/or opaque except for the transparent regions.07-09-2009
20100027257LIGHTING DEVICE COMPRISING AT LEAST ONE LED - The invention provides a lighting device comprising at least one LED and at least one collimator structure comprising the at least one LED. The invention especially relates to a lighting device comprising a plurality of such structures. The collimator in the collimator structure is made of a transparent material. In a specific embodiment, a transparent light tile is provided.02-04-2010
20100027254Illumination device - To provide an illumination device in which a point light source and a reflective member based on a light weight, cheap resin material is used, the illumination device has high precision and is strong to environmental variations when in a state assembled as a unit and is easily moldable as a part, a plurality of point light sources (02-04-2010
20130194796LAMP STRUCTURE WITH REMOTE LED LIGHT SOURCE - LED based lamps and bulbs are disclosed that comprise an elevating element to arrange LEDs above the lamp or bulb base. The elevating element can at least partially comprise a thermally conductive material. A heat sink structure is included, with the elevating element thermally coupled to the heat sink structure. A diffuser can be arranged in relation to the LEDs so that at least some light from the LEDs passes through the diffuser and is dispersed into the desired emission pattern. In some lamps and bulbs utilize a heat pipe for the elevating elements, with heat from the LEDs conducting through the heat pipe to the heat sink structure where it can dissipate in the ambient.08-01-2013
20100020539Hand Held Symbology Reader Illumination Diffuser - A hand held industrial identification symbol reader projects diffuse illumination onto a region of interest to produce high contrast images of symbols. The diffuse illumination is particularly well suited for producing images of symbols that are marked directly on objects. The diffuse illumination is created through the use of an optically translucent diffuser having a generally tapered shape that distributes diffuse illumination throughout the field of view of the reader. The diffuse illumination can be supplemented with dark field illumination using selectively actuated illumination sources.01-28-2010
20110216537LED Device for Wide Beam Generation - An apparatus and method is characterized by providing an optical transfer function between a predetermined illuminated surface pattern, such as a street light pattern, and a predetermined energy distribution pattern of a light source, such as that from an LED. A lens is formed having a shape defined by the optical transfer function. The optical transfer function is derived by generating an energy distribution pattern using the predetermined energy distribution pattern of the light source. Then the projection of the energy distribution pattern onto the illuminated surface is generated. The projection is then compared to the predetermined illuminated surface pattern to determine if it acceptably matches. The process continues reiteratively until an acceptable match is achieved. Alternatively, the lens shape is numerically or analytically determined by a functional relationship between the shape and the predetermined illuminated surface pattern and predetermined energy distribution pattern of a light source as inputs.09-08-2011
20110216536ILLUMINATION DEVICE - An illumination device that includes a plurality of LED chips and a heat-dissipating unit including a fan configured to ventilate air. The plurality of LED chips are cooled as heat generated in the plurality of LED chips is transferred to the air ventilated by the fan.09-08-2011
20090207609LED Socket and Replaceble LED Assemblies - Socket arrangements for releasably mounting LEDs and light fixtures or assemblies employing such sockets are described. The socket arrangements facilitate the replacement of LEDs to replace an original LED with a brighter replacement, to change the color of the LED, to replace a single LED with a multiple chip LED, to replace a damaged or burned out LED with a new one, or the like. In further assemblies with plural LEDs, the use of ready release sockets facilitates selective replacement of an LED or LEDs and greatly enhances the flexibility of such units.08-20-2009
20110051416LIGHTING SYSTEM - The present invention relates the field of illumination devices, in particular to a lighting system (03-03-2011
20110051415Convective heat-dissipating LED illumination lamp - A convective heat-dissipating light emitting diode (LED) illumination lamp includes a plurality of LED lighting heat-dissipating units (03-03-2011
20110051414Lighting System with Beam Conditioning - A lighting system is presented that includes a replaceable illumination module removably coupled to a base module. The replaceable illumination module includes one or more solid state lighting elements on a printed circuit board electrically and thermally connected to the base module. The base module may include a heat sink, where the heat sink is in thermal contact with the replaceable illumination module, and dissipates heat generated by the one or more solid state lighting elements during operation of the lighting system. The replaceable illumination module may also include one or more beam conditioning elements for generating a specified beam. The lighting system may be connected to an automated control network and may be automatically controlled thereby, or may be used to control some other system. The heat sink may be generated via a dynamically controllable extrusion die.03-03-2011
20110051413OPTIC SHIELDING - A lighting assembly includes a light source and a lens. The lens includes a light transmissive portion and an optic shield portion for blocking or redirecting at least a portion of light generated by the light source. The light source can include one or more light emitting diodes (LEDs). The optic shield can be painted on or otherwise applied to a portion of the lens. Alternatively, it can be integrally formed with the lens. The optic shield can be an opaque material for blocking light generated by the light source or can be a reflective material for reflecting light generated by the light source through the light transmissive portion of the lens. Methods for making an optic shield are also described.03-03-2011
20110051412BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, a light generating device comprising: a first layer; light source devices disposed on the first layer and configured to emit light; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; a second layer covering the light source devices and the reflection layer; a diffusion layer disposed on the second layer and configured to diffuse the light emitted from the light source devices; and an auxiliary layer having light shielding members placed between the second layer and the diffusion layer, the auxiliary layer being separated from the second layer so as to create an air space between a surface of the second layer and surfaces of the light shielding members, the air space extending along the light source devices.03-03-2011
20110051411BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit and display device are discussed. According to an embodiment, a light generating device includes an array of light source devices disposed on a substrate and including first and second light source devices forming a first line, the first and second light source devices spaced apart from each other with a first distance and configured to emit light in a first direction; another array of light source devices disposed on the substrate and including third and fourth light source devices forming a second line, the third and fourth light source devices spaced apart from each other with a third distance and configured to emit light in a second direction which is different from the first direction, the second line being spaced apart from the first line so that the first light source device is spaced apart from the third light source device with a second distance therebetween.03-03-2011
20110051410IN-WALL LED LAMP CAN BE ADJUSTABLE IN ANGLES - An in-wall LED lamp can be adjustable in angles is provided. More particularly, the LED lamp includes a light-emitting assembly that is mounted in a frame and adjustable to various projection angles. The LED lamp is characterized in that a lamp body is provided with heat-dissipation fins, a transformer, and a light-emitting unit, and the lamp body is coupled to an in-wall frame by screws, so as for the LED lamp to have a simplified structure and be adjustable to various projection angles.03-03-2011
20110019402LED LAMP - An LED lamp includes a heat sink including a supporting plate, a light-reflecting member mounted on a bottom face of the supporting plate, and a plurality of LEDs disposed on the bottom face of the supporting plate. The light-reflecting member defines a plurality of concave portions recessed inwardly from an outer face thereof. The LEDs include a plurality of first LEDs arranged within the light-reflecting member and a plurality of second LEDs arranged outside the light-reflecting member. The second LEDs are located corresponding to the concave portions, respectively, whereby light generated by the second LEDs can be reflected by the light-reflecting member to illuminate a large area.01-27-2011
20120307494LIGHTING METHOD AND SYSTEM - A lighting system including a light-emitting diode cradle securing at least one light-emitting diode and a modular unit comprising an arcuate portion, the arcuate portion comprising at least one diffusive reflective surface adapted to receive and reflect light from the at least one light-emitting diode. The lighting system further includes a diffusive transmissive element adapted to receive light reflected by the diffusive reflective surface and provide diffused light to an area requiring illumination.12-06-2012
20120307493Lamp with Ferrule and Lighting Apparatus Using the Same - A lamp with ferrule 12-06-2012
20120307492OMNIDIRECTIONAL LIGHT EMITTING DEVICE LAMP - An omnidirectional semiconductor light emitting device lamp has a light distribution characteristic having a large range similar to that of a general incandescent lamp. The semiconductor light emitting device lamp includes a light emitting device for emitting light in all directions and reflection plates arranged at a front surface and a lateral surface of the light emitting device. The light emitted from the light emitting device is reflected from the reflection plate located at the front side and the reflection plate located at the lateral side and emitted to a rear side of the light emitting device. A reflection film is formed on all exposed portions of a surface of the substrate on which the light emitting device is mounted.12-06-2012
20120307491Illumination device - An illumination device includes a first heat dissipation structure which includes at least a first heat dissipation unit including a first heat dissipation member and a second heat dissipation member which have conductivity and are insulated from each other, a second heat dissipation structure insulated from the first heat dissipation structure and connected with the first heat dissipation structure as a whole, at least a light-emitting device attached on an end surface of the first heat dissipation structure and electrically connected with the first heat dissipation structure, and an active circuit connector provided at a lower portion of the illumination device for connecting with an external power supply, wherein a number of the first heat dissipation structure is equal to a number of the light-emitting device. The illumination device of the present invention can effectively improve the heat dissipation efficiency, and have the simple structure and low cost.12-06-2012
20110149567High Power LED Street Light Structure - Present application disclosed and claimed a type of street light, particularly a high power LED light, where a multi-sided body, ranging from 4 to 12 sides, is used to house LED lights and then connected to PCB inside a main chassis, connected by a heat ring. This type of high power LED street light provides a simple design for lost-cost production of street lighting that is long-lasting and results in low maintenance cost to the use and care of such street lighting.06-23-2011
20100265707LIGHT OUTPUT DEVICE - A light output device comprises at least one light source having a light source output comprising at least a light output, and a switchable member through which the light output is provided, and which is switchable between at least two optical states. These at least two opticalstates provide different levels of uniformity of the light output. The switching of the switchable member is induced by the light source output.10-21-2010
20110305017LIGHT-EMITTING MODULE AND ILLUMINATION DEVICE - According to one embodiment, a light-emitting module comprises a module substrate, a light-reflecting layer, a plurality of light-emitting elements, and a sealing material. The module substrate includes an insulating layer formed of at least one of a glycidyl ester-type, linear aliphatic epoxide-type, and alicyclic epoxide-type resin. The light-reflecting layer is superposed on the insulating layer, and includes a silver light-reflecting surface. The light-emitting elements are mounted on the module substrate. The sealing material has light transmittance, and superposed on the insulating layer to cover the light-reflecting layer and the light-emitting elements.12-15-2011
20110305016LIGHTING UNIT - A lighting unit (12-15-2011
20110305014HIGHLY COLLIMATING REFLECTOR LENS OPTIC AND LIGHT EMITTING DIODES - The present invention is directed to a beacon light with a light emitting diode (LED) optic. In one embodiment, the LED optic includes at least one LED comprising an LED plane, a first reflector positioned above the LED plane and comprising a curved cross-section, wherein the at least one LED is positioned approximately 90 degrees with respect to an optical axis of the first reflector and at least one second reflector positioned above the LED plane.12-15-2011
20090279297DOOR FRAME MOUNTED REFLECTOR SYSTEM FOR FLUORESCENT TROFFER - A door frame mounted reflector system for a fluorescent troffer is depicted. The fluorescent troffer incorporates the utilization of a troffer housing and hingedly affixed to the troffer housing is a door frame which has attached thereto optical reflectors, the optical reflectors including optionally first and second lenses on either side of the centrally aligned basket and first and second upwardly extending downlight reflectors which extend upward from the longitudinal edge of the door frame towards the top wall of the troffer housing but which are not affixed to the top wall of the troffer housing. These downlight reflectors cover irregularities on the interior top wall of the troffer housing while providing smooth illumination characteristics to the lenses and basket.11-12-2009
20120039074DEVICE FOR SHADING EXTRANEOUS LIGHT AND FOR CREATING DEFINED LIGHTING CONDITIONS ON A MONITOR - The invention relates to a device for shading extraneous light and for creating defined lighting conditions on a monitor (02-16-2012
20110075415LED ILLUMINATION APPARATUS FOR SPOT LIGHTING - An LED illumination apparatus for spot lighting includes a first base body, a first fixed element, a set of LED illumination module, and a second base body. The first base body has a first fixed portion. The set of first fixed element is mounted at the set of first fixed portion of the first base body, and has two relative first inclined faces. The set of LED illumination module has two light sources, which has a first end, that is fixed at the inclined faces of the first base and a second end. And second base body has a set of second fixed portion, wherein the second end of the light source is fixed at the second fixed portion.03-31-2011
20110075419LED LIGHTING APPARATUS - The lighting device is provided with lamp housing, LED module, terminal cover, and light penetrating hood. Lamp housing comprises base, heat sink on the base, thermal dissipation channel between neighboring two heat sinks, and the base inner container. LED module comprises base for fixing, lamp cover attached to the side of the base, multiple LED lamp being inside the lamp cover, and connecting part connected to the corresponding container on the base. Each terminal cover seals the forward and reward part of the lamp housing, and the light penetrating hood is connected below the lamp housing, and the container for LED module is surrounded with the lamp housing, the terminal cover, and the light penetrating hood. This utility model can simplify the manufacturing process and cut down the cost and time to research and develop.03-31-2011
20110075420LIGHT OUTPUT DEVICE AND METHOD - The present invention relates to a light output device (03-31-2011
20110075418Illuminating optical lens for light emitting diode (LED) - An illuminating optical lens article of manufacture for use with a light emitting diode (LED) mounted on a circuit board is provided. The lens has (a) a base portion defining a rim on a plane having a bottom surface around a longitudinal axis for mounting over the LED; (b) an integral refractory outer surface of the lens extending towards the longitudinal axis from the base; (c) an integral refractory inner surface of the lens extending from the base forming a cavity shaped and sized to receive an LED; and optionally (d) a plurality of grooved sections for receiving an adhesive formed on the bottom surface of the base portion. The base is adapted to be mounted on the circuit board onto which the LED is mounted. The integral refractory outer and inner surfaces each define a predetermined geometry adapted to direct and focus light emitting from the LED to a predetermined path. The lens is fabricated with a tolerance range of within 0.15 mm or better. The lens can be incorporated into a luminaire system and mounted on to a circuit board using adhesive polymers. The assembly of the lens into the luminaire system can be automated using robotics.03-31-2011
20110075417LED ILLUMINATION DEVICE - An LED illumination device comprises a base, at least one LED light source and a heat dissipation module. The base has a first surface and a second surface opposite to the first surface. The LED light source is located on the second surface of the base. The heat dissipation module is thermally connected to the first surface of the base. The heat dissipation module has a staff and a spiral heat sink, which is attached to the staff. The staff is mounted on the base and the spiral heat sink is mounted on the staff. The spiral heat sink generates airflow through the LED light source when the spiral heat sink and the staff are rotated relative to the base, whereby heat dissipation efficiency of the LED light source is optimized accordingly.03-31-2011
20110075416LED illumination device having two sides illumination - An LED illumination device having two sides illumination includes a heat sink base, two LED illumination modules and two transparent boards. The heat sink base has a first heat sink base, a second heat sink base and a connecting element connected the first heat base and second heat sink base, wherein the first heat sink base is formed with a first accommodating space, the second heat sink base is formed with a second accommodating space opposite to the first accommodating space. The two LED illumination modules are mounted on the first accommodating space and the second accommodating space of the heat sink base respectively. And the two transparent boards are mounted on the first accommodating and the second accommodating space of the heat sink base to cover the two LED illumination modules.03-31-2011
20110075414LIGHT ENGINES FOR LIGHTING DEVICES - A light engine housing comprising a mixing chamber element, a driver chamber element and/or a connection element, one or more of which is removable. A light engine comprising (1) a light engine housing and (2) a mixing chamber module and/or a driver module removably attached to and/or positioned in the light engine housing. Also, a light engine comprising (1) a light engine housing and a mixing chamber module and/or a driver module. Also, a solid state light engine comprising a light engine housing comprising at least a first connection element.03-31-2011
20110075413Lighting system - The present invention is an improved lighting system. In particular, the present invention is directed to an LED lighting system with replaceable circuit boards. The lighting system comprises a printed circuit board with a set of LEDs on top and two electrical contact surfaces on the bottom that snaps into a module assembly. The module assembly has an exterior element with two contact windows on its surface with a set of fingers extended to hold the circuit board to two electrical contacts. The electrical contacts pierce two electrical leads inside channels in an interior element of the module assembly.03-31-2011
20110075412LED Lamp With 360-Degree Illumination - A LED lamp with 360-degree illumination includes a base, a first substrate, a stepped structure, a plurality of LEDs, and a cover. The first substrate is fixed on the base. The stepped structure is mounted on the first substrate. The stepped structure has a first annular frame connected to the first substrate, a second substrate connected to the first annular frame, and a second annular frame connected to the second substrate. The peripheral length of the second annular frame is smaller than that of the first annular frame. The plurality of LEDs is fixed to the first substrate and the second substrate and surrounds the first annular frame and the second annular frame respectively. With this arrangement, the LEDs can be arranged in a multi-storey stepped structure to generate an effect of 360-degree illumination. Also, the illumination range of the lamp can be increased.03-31-2011
20110075411LIGHT ENGINES FOR LIGHTING DEVICES - A light engine housing comprising a mixing chamber element, a driver chamber element and/or a connection element, one or more of which is removable. A light engine comprising (1) a light engine housing and (2) a mixing chamber module and/or a driver module removably attached to and/or positioned in the light engine housing. Also, a light engine comprising (1) a light engine housing and a mixing chamber module and/or a driver module. Also, a solid state light engine comprising a light engine housing comprising at least a first connection element.03-31-2011
20120206915 PORTABLE LIGHTING DEVICE - A lighting module, particularly for a portable lamp, includes an array of light emitting diodes (LEDs), and a transparent cover arranged in front of the LEDs, the cover has a plurality of lenses on the inner surface thereof providing a respective lens in the light emission field of each LED, and a diffuser screen is positioned between the LEDs and the cover and can be moved linearly across LEDs so as to diffuse the light emission from at least some of the array or all of the array as is desired. The diffuser screen comprises a flexible polymeric material which is stored around a roller located to one side of the cover.08-16-2012
20130010468LED ASSEMBLY FOR A SIGNAGE ILLUMINATION - An LED light source assembly for signage illumination includes one or more planar LED arrays located with respect to a light spreading system for uniformly distributing light onto a viewing surface. The light spreading system includes a plurality of reflectors in combination with a transverse deflector disposed directly above and in the light emanating path of a planar LED array. The transverse deflector is oriented angularly and projects at least a portion of light onto a lateral reflector of the light spreading system. In one embodiment, a heat dissipation fixture is supported external to a housing assembly for improved heat management. The LED arrays and the plurality of reflectors and transverse deflectors are affixed directly to the heat dissipation fixture.01-10-2013
20130010464HIGH INTENSITY LIGHTING FIXTURE - A high intensity lamp is described herein. The lamp comprises a LED array emitting a light and a two-phase cooling apparatus. The LED array includes a plurality of LEDs. The LEDs are arranged in close proximity so that a luminous emittance from a emitter area of the LED array is at least 1000 lumens per square centimeter. The two-phase cooling apparatus is thermally coupled to the LED array. A lumen-to-weight metric of the device is at least 4000 lumens per kilogram01-10-2013
20130010466STAGE LIGHT FIXTURE - A stage light fixture having a casing; a supporting structure supporting the casing; and a stroboscopic light source fitted integrally to the casing.01-10-2013
20130010465LIGHT EMITTING BULB - A light emitting bulb is provided. The light emitting bulb comprises a light source and a cover. The light source is for emitting light. The cover defines an inner space and the light source is disposed inside the cover and heat conductively connected to the cover. The cover is made of heat conductive material and capable of reflecting the light emitted by the light source into the inner space. Therein, a plurality of apertures is formed on the cover to let the light emitted by the light source disposed within the cover emit out from the apertures.01-10-2013
20110063838Solid State Bidirectional Light Sheet Having Vertical Orientation - A solid state, bidirectional light sheet and method of fabricating the sheet are disclosed. In one embodiment, bare LED chips have top and bottom electrodes, where the bottom electrode is a large reflective electrode. An array of LEDs (e.g., 03-17-2011
20110063837LED ARRAY MODULE AND LED ARRAY MODULE FRAME - A solid state light emitter module frame includes a supporting member, legs, and arms. The supporting member is configured to support a reflector. The legs are coupled to the supporting member. The arms are coupled to the supporting member and extend inwardly towards an inner edge of the supporting member. Each of the arms has an attachment mechanism for attaching to an solid state light emitter array.03-17-2011
20110063836SUPPORT STRUCTURE FOR A PLURALITY OF LENSES, LENS, LENS SYSTEM, AND OPTICAL SYSTEM - Embodiments show a support structure for a plurality of lenses having a support plate; and a plurality of adjacent hexagonal portions on the support plate, wherein a central opening penetrating the support plate is provided in each of the hexagonal portions, and wherein the support plate respectively comprises, at the vertices of the adjacent hexagonal portions, recesses for receiving a securing pin of a lens.03-17-2011
20110063832ILLUMINATION DEVICE - An illumination device includes a lamp housing component, a main bone disposed inside the lamp housing component, and at least one light emitting component. The light emitting component has a heat sink member and a light emitting member. The heat sink member is locked on the main bone, and the light emitting member is disposed on the lamp housing component and contacts the heat sink member. According to the demand for luminance, the number of light emitting components is optionally increased or decreased on the main bone, or the main bone inside the lamp housing component is replaced by an extended main bone, so as to increase the number of light emitting components.03-17-2011
20110063835LED LIGHTING APPARATUS - A light system comprising an elongated housing; at least one LED light disposed inside of the housing. There can also be at least one lens disposed adjacent to the LED light. In addition, there can also be at least one reflector disposed in the housing, wherein the reflector has a first reflector section disposed adjacent to the LED light and a second reflector section coupled to the first section, and disposed at a distal end opposite the LED light. The first reflector section being substantially round in shape and said second reflector section being substantially round in shape.03-17-2011
20110063831THERMALLY MANAGED LED RECESSED LIGHTING APPARATUS - An LED recessed lighting apparatus has a housing mountable in a recess located behind a recess opening in an architectural structure. A non-vented trim is securable in place over the recess opening. A lens that allows light from the LED to pass through the trim has a fluid-tight internal cavity containing at least the light-emitting portion of the LED. At least a major portion of the heat generated by the LED is carried directly from the LED to the outside surface of said trim by way of a thermal path that includes a first heat sink located substantially immediately adjacent and intimately thermally conductively coupled to the LED, at least one second heatsink supported by and substantially directly thermally conductively coupled to, the inside of the trim, and at least one heat pipe thermally connecting the first heat sink to the second heat sink.03-17-2011
20110063833LED LAMP WITH DOUBLE FACES ILLUMINATION - A LED lamp with double faces illumination includes a heat sink, two illumination modules and two lamp shades. The heat sink has a first surface, which has a first accommodating space and a second surface, which has a second accommodating space, the first accommodating space is formed with two first guide rails relatively on both sides of first accommodating space, the second accommodating space is formed with two second guide rails relatively on both sides of second accommodating space. The two LED illumination modules are arranged at the first accommodating space and the second accommodating space individually. And the two lamp shades are mounted on the first accommodating space and the second accommodating space individually to cover the two LED illumination modules.03-17-2011
20120155082LIGHTING APPLICATIONS WITH LIGHT TRANSMISSIVE OPTIC CONTOURED TO PRODUCE TAILORED LIGHT OUTPUT DISTRIBUTION - The present application relates to a lighting applications. In particular, the present application describes examples of lighting fixtures and light bulbs containing a light transmissive optic. The orientation of the solid state emitters together with the contoured output surface of the light transmissive optic produce a tailored light output distribution over a designated planar surface. The light generated by the solid state light emitters is of a sufficient intensity to illuminate the designated planar surface.06-21-2012
20110317416LIGHT-EMITTING MODULE AND LIGHTING APPARATUS WITH THE SAME - According to one embodiment, a light-emitting module includes a module substrate, a first wiring pattern provided on the module substrate and including a common wire connecting portion, a second wiring pattern provided on the module substrate and including a first wire connecting portion, a second wire connecting portion, and a middle pattern portion, a first light-emitting element group arranged between the common wire connecting portion and the first wire connecting portion and including semiconductor light-emitting elements connected in series and being electrically connected to the common wire connecting portion and the first wire connecting portion, and a second light-emitting element group arranged between the common wire connecting portion and the second wire connecting portion and including semiconductor light-emitting elements connected in series and being electrically connected to the common wire connecting portion and the second wire connecting portion.12-29-2011
20110317413OPTICAL ILLUMINATION SYSTEM PRODUCING AN ASYMMETRIC BEAM PATTERN - A light fixture, such as for an overhead street light, is disclosed. A light redirection device (12-29-2011
20110317415ELECTRONIC DEVICE - An electronic device includes a front cabinet, a wiring board and a lens member. The front cabinet includes a rear face having a pair of hook tabs. Each of the hook tabs has a distal end with a prong. The wiring board includes a plurality of LEDs and a pair of first through-holes. The wiring board is attached to the rear face of the front cabinet such that the hook tabs of the front cabinet extend through the first through-holes. The prongs of the hook tabs engage peripheral edges of the through-holes of the wiring board, respectively. The lens member includes a pair of second through-holes. The lens member is disposed between the rear face of the front cabinet and the wiring board such that the hook tabs of the front cabinet extend through the second through-holes, respectively.12-29-2011
20110317411OPERATION LAMP AND ILLUMINATION UNIT THEREOF - The present invention relates to an operation lamp, consists of a plurality of illumination units, a fastening seat, a focus adjusting device and a lamp housing. The illumination units are designed to be modularized, so a plurality of LED light source sets and reflection mirrors can be processed with a rapid focus adjustment for allowing each illumination unit reflecting and concentrating and focusing light for forming a concentrated light beam. Moreover, after the plural illumination units and the lamp housing are assembled, through adjusting the height difference between at least two pivot parts at the outer end of each illumination unit and supporting members, the left/right oblique angle of the illumination unit is able to be adjusted, such that each concentrated light bean can be precisely adjusted to pass through the lamp center. Moreover, by adjusting the focus adjusting device, the elevation angle of the inner end of each illumination unit is adjusted, such that the concentrated light beam is able to be freely adjusted to any projection location in the horizontal direction, so as to adjust the illumination area.12-29-2011
20110157888SIDE-EMISSION TYPE LIGHTING DEVICE - A side-emission type lighting device includes a lamp seat, and a lighting unit disposed on the lamp seat. The lighting unit includes a mounting face that is perpendicular to a lamp axis, and at least one lighting element mounted on the mounting face for radiating emitted light away from the mounting face. The lighting device also includes a light-transmissive housing that surrounds and covers the lighting unit, that is disposed on the lamp seat, and that includes an end wall and a peripheral wall. The end wall is disposed distal to the lamp seat, and the peripheral wall extends from a periphery of the end wall towards the lamp seat. The lighting device also includes a light guide disposed between the light-transmissive housing and the lighting unit. The light guide includes a redirecting face that receives and redirects emitted light from the lighting element.06-30-2011
20110157887OPTICAL FILM AND ORGANIC LIGHT EMITTING DISLAY APPARATUS COMPRISING THE SAME - An optical film and an organic light emitting display apparatus including the optical film are disclosed. In one embodiment, the optical film is formed on a substrate of the organic light emitting display, and the substrate is configured to transmit light, emitted from an organic light emission unit of the display, toward the optical film. Further, the optical film is configured to absorb ambient light via a first portion, and the optical film is further configured to at least partially transmit light emitted from the organic light emission unit to the environment via a second portion.06-30-2011
20110157886LED ILLUMINATION DEVICE HAVING REFLECTOR FOR PRODUCING REQUIRED LIGHT PATTERN - An LED illumination device includes a polygonal reflector and a plurality of LEDs received in the reflector. The reflector includes multiple sidewalls connecting with each other. Each LED is located adjacent to at least one corresponding neighboring sidewall. The polygonal reflector can have a shape of a square, a rectangle, an octagon etc. Light generated by the LEDs has at least a part reflected by the reflector to radiate out of the LED illumination device upwardly. The LED is a top view LED. A top of an LED die of the LED is no higher than a bottom of the sidewalls of the reflector.06-30-2011
20120063131Illumination System for Use in a Stereolithography Apparatus - The invention concerns an illumination system for use in a stereolithography apparatus, comprising a planar support supporting a two-dimensional array of individually controllable wide-angle light-emitting diodes (LEDs); and a multilens projector array arranged relative to the array, and adapted to project a focused image of the LEDs onto a work area. The multilens projector array is arranged to project light from the LED array having a light emitting edge area image spot size which is smaller than or equal to a light emitting central area image spot size.03-15-2012
20120063133LIGHT REFLECTION SHEET, LIGHT SOURCE DEVICE, AND DISPLAY DEVICE - A through hole penetrating in a vertical direction and a slot which is separated from the through hole in the direction along the sheet surface and is long in a separating direction are provided on a light reflection sheet supported on a support body supporting a light source for reflecting light emitted from the light source, and there are provided a first shaft member fitted in the through hole for setting a position of the light reflection sheet with respect to the support body, and a second shaft member fitted in the slot to enable a relative movement in a longitudinal direction of the slot for setting the position of the light reflection sheet with respect to the support body.03-15-2012
20120063132MODULAR LED FLOOD LIGHT - A modular luminaire which uses LED light sources. The basic frame comprises two end pieces compressed together by through bolts. At least one elongated heat sink is compressed between the end pieces. Each heat sink may bear a plurality of LEDs mounted on a printed circuit board which may have an integral metallic backplate, and is installed on one of the heat sinks with a layer of heat conductive grease therebetween. The heat sinks have fins projecting in three directions, the fourth direction being accounted for by the LEDs, and are rotatable about their longitudinal axes to adjust direction of light propagation. The heat sinks are arrayed in an arc, so that the outside heat sinks shield observers from direct glare from opposed heat sinks. Heat sinks may be extruded to form cooling fins and slots which may receive fasteners such as screws.03-15-2012
20120063130LIGHTING DEVICE - The present invention describes a lighting device. The lighting device includes a first light guiding pillar, at least one first point-form light source, a second light guiding pillar and at least one second point-form light source. The first point-form light source is disposed near at least one end of the first light guiding pillar. The first and the second light guiding pillars are parallel with each other and integrally formed in one piece. The second point-form light source is disposed near at least one end of the second light guiding pillar. The first and the second light guiding pillars are integrated into a connection body having two opposite surfaces respectively forming two straight grooves on an intersection of the first and the second light guiding pillars, wherein two bottoms of the straight grooves are spaced by a predetermined distance.03-15-2012
20120044678Active Cooling Systems for Optics - Light engines that include a plurality of light sources each covered with an optic The optic includes a chamber that receives the light source. In one embodiment, tubes connect adjacent light sources. Coolant is introduced into the tubes and circulates into the chamber of each optic, thus removing thermal energy from the chamber. In other embodiments, the light engines include a heat sink provided with channels. Coolant may be introduced into one of the channels, and may then circulate into the chamber of each optic to remove heat generated by the light source from the chamber. The channels provide a fluid path for the coolant to move between the different optics.02-23-2012
20100128473Adjustable LED Light Fixture - Various embodiments of this invention disclose a quiet LED light fixture that adjusts between a neutral, flood and spot array configuration.05-27-2010
20120044677WATERPROOF LED DIFFUSER - An LED waterproof diffuser has an LED substrate housing, a diffusing portion and an embedded locating portion. The housing is of a 3D holding space formed by an end wall and a periphery. An LED inlet is formed at the other end of the periphery. The hollow diffusing portion is protruded from the center of the end wall of the LED substrate housing in a reducing pattern. The embedded locating portion is formed externally onto the diffusing portion, and can also be embedded securely into the hole of an existing shell plate. The diffuser allows one to assemble a single or several LED units, thus reducing the manufacturing cost and realizing excellent waterproofing effects, while enabling partial replacement or maintenance of LED elements. Moreover, since the outer diameter of the diffusing portion is smaller than that of the LED substrate housing, a smaller hole area for assembly can be obtained.02-23-2012
20120044681Illuminating device of light emitting diode (LED) wafer holder - This invention relates to the technical field of electronic components, and in particular to an improved illuminating device of light emitting diode (LED) wafer holder. The improved illuminating device of LED wafer holder comprises a reflecting shade and a diode crystal holder, wherein the diode crystal holder comprises a plurality of electrode portions and isolation portions disposed between the electrode portions; a plurality of crystals are disposed on the upper end of the electrode portion; a connecting piece with functions of radiation and conduction is fixedly set between one crystal and another; the diode crystal holder is connected with three non-polar brackets; the reflecting shade is internally provided with a plastic sheet which is opened with air holes; the inner wall of the plastic sheet is provided with fluorescent powder. This invention arranges the connecting piece between one crystal and another by means of the principle of mechanical structure to replace the conventional lead welding; furthermore, due to the air holes opened on the plastic sheet inside the reflecting shade, the deterioration of fluorescent powder and silica gel can be avoided, the problems of light source attenuation, lead floating and lead short circuit can be overcome and the service life can be extended.02-23-2012
20120044679POINT LIGHT SOURCE AND LIGHT SOURCE MODULE USING THE SAME - A point light source includes a light-emitting portion, a first lead and a second lead. The first lead and the second lead are electrically connected to the light-emitting portion. The first lead and the second lead respectively have a wedging portion. The wedging portions can be matched with each other. A light source module using the point light source is also provided. The light source module includes at least one light source assembly. Each light source assembly includes a plurality of the point light sources connected in series. Adjacent two point light sources are wedged to each other in series by a combination of the wedging portions of the adjacent first lead and second lead.02-23-2012
20120002415VENTILATION FOR LED LIGHTING - Embodiments of the invention provide for a linear lighting system with a plurality of discrete light sources. Other embodiments of the invention include heat dissipation techniques and apparatus for a linear light system. Other embodiments of the invention include a two component lighting system that includes rails and nodes. In some embodiments, the lighting and control aspects can be divided between the rail and node. In yet other embodiments a linear lens providing a unique photometric distribution is provided.01-05-2012
20120002413STREETLIGHT - A streetlight installed on a street or a sidewalk in order to radiate light includes a base plate detachably fixed to a streetlight body using a clamp and a reflector fixed to one side of the base plate. The reflector has a first slope having a plurality of LEDs mounted thereon, and a second slope having a reflective film mounted thereon, the reflective film arranged opposite the LEDs. The reflector provides illumination by reflecting light, emitted from the LEDs, to the outside. A heat dissipation pad is disposed between the base plate and the reflector. The heat dissipation pad insulates the LEDs from external high-voltage EMS. A cover made of a translucent material has a recess in the central portion thereof to house the reflector therein, and fixes both the reflector and the heat dissipation pad to the base plate. Heat dissipation fins are fixed to the base plate.01-05-2012
20120002416LIGHTING DEVICE - A lighting device includes a light source unit having a substrate and a light emitting diode disposed on the substrate, a heat sink having an inner surface on which the light source unit is disposed and at least one opening, and a top plate being disposed on the heat sink and having a reflective surface which reflects light from the light source unit in a particular direction.01-05-2012
20120002414LENS FOR LED LUMINARIES - Embodiments of the invention provide for a linear lighting system with a plurality of discrete light sources. Other embodiments of the invention include heat dissipation techniques and apparatus for a linear light system. Other embodiments of the invention include a two component lighting system that includes rails and nodes. In some embodiments, the lighting and control aspects can be divided between the rail and node. In yet other embodiments a linear lens providing a unique photometric distribution is provided.01-05-2012
20110096541BACKLIT TOUCH BUTTON ASSEMBLY - A backlit touch button assembly includes a circuit board, one or more light sources, a reflecting plate, and a marked strip. The light sources are positioned on the circuit board. The reflecting plate and the marked strip are attached to opposite sides of the circuit board. The reflecting plate defines one or more optical grooves receiving the light sources. Each optical groove has a reflecting portion. The circuit board defines one or more through holes adjacent to the light sources and corresponding to the reflecting portion of the optical grooves. The reflecting portion has a first reflecting surface, a second reflecting surface, and a third reflecting surface. The first reflecting surface and the third reflecting surface meet the second reflecting surface, respectively, at an angle.04-28-2011
20110019409Interfacing a Light Emitting Diode (LED) Module to a Heat Sink Assembly, a Light Reflector and Electrical Circuits - A light emitting diode (LED) module is in thermal communication with front and back heat sinks for dissipation of heat therefrom. The LED module is physically held in place with at least the back heat sink. A mounting ring and locking ring can also be used to hold the LED module in place and in thermal communication with the back heat sink. Key pins and key holes are used to prevent using a high power LED module with a back heat sink having insufficient heat dissipation capabilities required for the high power LED module. The key pins and key holes allow lower heat generating (power) LED modules to be used with higher heat dissipating heat sinks, but higher heat generating (power) LED modules cannot be used with lower heat dissipating heat sinks.01-27-2011
20120206914SOLID STATE LIGHT SOURCE-BASED MODULE CONVERTIBLE BETWEEN LINEAR AND NON-LINEAR SHAPES - A lighting module is provided. The lighting module includes a flexible substrate having a first side and a second side, a plurality of solid state light sources, and a flexible housing. The first side of the flexible substrate has conductive traces. The plurality of solid state light sources is placed on the first side of the flexible substrate. The plurality of solid state light sources is electrically connected to the conductive traces. The flexible housing has at least a first shape, which may be linear, and a second shape, which may be non-linear. The flexible housing includes a flexible superelastic material in an austenite phase. The flexible housing is placed in proximity to the flexible substrate to form the lighting module.08-16-2012
20120008320LED Luminaire Light Redirection Shield - An LED lamp that includes a housing forming an open cavity, a plurality of LEDs configured to produce a light output disposed in the cavity, a lens disposed over the LEDs for focusing and/or diffusing the light output, and a redirection shield disposed in the cavity. The redirection shield includes a base plate with a plurality of apertures formed therein, and a plurality of shielding plates extending from a top surface of the base plate. The LEDs extend through the apertures. The shielding plates block a portion of the light output such that an overall light distribution of the light output from the LED lamp is asymmetric.01-12-2012
20120044680ILLUMINATING DEVICE WITH LIGHT EMITTING DIODES - An illustrator with light emitting diodes provided in the invention includes a rear housing having a cavity. A front housing is disposed in the cavity, wherein the front housing includes through holes. An illuminating module is sandwiched between the rear housing and the front housing, wherein the illuminating module includes a substrate and light emitting diodes. Two opposite surfaces of the substrate are in contact with the rear housing and the front housing respectively and directly. The light emitting diodes are arranged on a surface of the substrate in an array arrangement and extending outward the through holes in a one-to-one relationship.02-23-2012
20120008319LIGHTING APPARATUS WITH ADJUSTABLE LENSES OR FILTERS - A lighting apparatus comprises a light panel having a panel frame, and a plurality of LEDs or other light elements secured to the panel frame. Lenses and/or filters are adjusted in distance from the light elements, by for example moving the lenses/filters into different slot positions of the frame, to alter characteristics of the emitted light. Focal lenses, diffusion lenses, and color filters may be used individually or in combination. A compound lens includes lens elements having different characteristics arranged in a pattern. Through groupwise control of the intensity of the light elements, the different characteristics are emphasized or de-emphasized. The light panel may have an integrated battery, and may be mounted on a stand. The panel may be modular, allowing larger panels to be constructed from smaller panels.01-12-2012
20120127714Lighting Device Having Light Diodes - A lighting device (05-24-2012
20090279298MOVABLE LED TRACK LUMINAIRE - A magnetic track and lighting system is described. The present magnetic luminaire attaches to a track through magnetic connectors and provides easy mobility of the luminaires on the track without necessary mechanical attachment mechanisms. The magnetic luminaire incorporates the utilization of LED sources and provides in its design cooling and heat dissipation by the interface between the magnetic luminaire and the track.11-12-2009
20120057342Article having back light - An article includes a light guide member having an inclined surface and one or more cavities formed in the rear portion, a circuit board is disposed in front of the light guide member and having one or more light sources directed toward the cavities of the light guide member, and a cover member is disposed in front of the circuit board and the light guide member, and the cavities of the light guide member refract the light generated by the light sources toward the inclined surface of the light guide member for generating a back light on the outer peripheral portion of the light guide member and the cover member and for allowing the article to be clearly seen in the dark area or in the dark environment.03-08-2012
20100271818Optical system for LED array - An optical system for an LED array includes a trough reflector in combination with an elongated lens. The reflector and lens include distinct regions dedicated to particular zones of light emanating from the LED array. The reflector includes lower, upper and end portions, each configured to redirect a particular zone of wide angle light from the LED array into a pre-determined warning light pattern. The lens includes central, side and end regions, each configured to redirect a particular zone of narrow angle light from the LED array into the pre-determined warning light pattern. The shape of the trough reflector and lens, as well as the relationship between the lens and reflector, are selected to provide an optical system with expanded illuminated surface area and a low profile.10-28-2010
20120127710 BEAM CONTROL SYSTEM FOR AN LED LUMINAIRE - Described are an improved automated multi source luminaire and luminaire systems. More particularly an multicolor LED array luminaire system with a series of lenses and light louvers to control the light beam.05-24-2012
20120014097FLUSH MOUNT MIRROR LIGHT - A flush mount mirror assembly (01-19-2012
20100142201LIGHTING APPARATUS - Lighting apparatus provided with a light source (06-10-2010
20120057343ILLUMINATING APPARATUS HAVING HEAT DISSIPATION BASE AND MULTILAYER ARRAY-TYPE LED MODULE - An illuminating apparatus having a heat dissipation base and a multilayer array-type LED module is provided. The multilayer array-type LED module serves as a light source, and a heat dissipation element is provided. The multilayer array-type LED module is featured with a high luminescent efficiency and consumes less power, and the heat dissipation element is adapted for dissipating the heat generated by the multilayer array-type LED module by natural air convection. The combination of the multilayer array-type LED module and the heat dissipation element achieves a better performance of the illuminating apparatus, and can be conveniently further combined with other lamps, or even customized for satisfying different requirements and demands.03-08-2012
20100067226LIGHT SOURCE UNIT AND LIGHTING APPARATUS HAVING LIGHT-EMITTING DIODES FOR LIGHT SOURCE - A light source unit is provided with a substrate and segments of a reflector. The substrate has a plurality of light-emitting devices mounted on its central and peripheral portions. The segments correspond to the light-emitting devices, individually. The segment corresponding to the light-emitting devices mounted on the central portion are higher in thermal radiation capacity than the segment corresponding to the light-emitting devices mounted on the peripheral portion.03-18-2010
20110085330LED LIGHTING UNIT HAVING A STRUCTURED SCATTERING SHEET - The present invention relates to an LED lighting unit containing a scattering sheet consisting of at least one transparent plastic, which has light-guiding elements at least on the front side.04-14-2011
20110063839LED LAMP - An LED lamp A03-17-2011
20090161359LIGHT DISTRIBUTION USING A LIGHT EMITTING DIODE ASSEMBLY - A fluorescent light tube retrofit with light emitting diodes (LEDs) that evenly distribute light to avoid bright spots is disclosed. One tube in the form of a conventional fluorescent tube includes two LEDs mounted to the tube on opposite sides of a single circumference of the tube. The LEDs can face the center of the tube, or the LEDs can be offset facing relative to the center of the tube. A reflecting surface can be disposed inside the tube to reflect light evenly toward an arc of the tube. Alternatively, at least one LED can be oriented to direct light into a light pipe that curves around the interior of the tube.06-25-2009
20110080727LOW PROFILE LIGHT - A luminaire includes a heat spreader and a heat sink thermally coupled to and disposed diametrically outboard of the heat spreader, an outer optic securely retained relative to at least one of the heat spreader and the heat sink, and a light source disposed in thermal communication with the heat spreader, the light source having a plurality of light emitting diodes (LEDs). The heat spreader, the heat sink and the outer optic, in combination, have an overall height H and an overall outside dimension D such that the ratio of H/D is equal to or less than 0.25. The combination defined by the heat spreader, the heat sink and the outer optic, is so dimensioned as to: cover an opening defined by a nominally sized four-inch can light fixture; and, cover an opening defined by a nominally sized four-inch electrical junction box.04-07-2011
20110013394LUMINAIRE FOR ILLUMINATING A SPACE UNDERNEATH A CEILING OR A CANOPY, AND METHOD OF ILLUMINATING SUCH A SPACE - A luminaire for illuminating a space underneath a ceiling or a canopy (01-20-2011
20110013392LIGHTING APPARATUS - A lighting apparatus includes a heat dissipation module and a light-emitting diode (LED) module. The heat dissipation module comprises heat sinks assembling each other, and each heat sink comprises air channels formed therein for air convection. The LED module is mounted on at least one of the heat sinks01-20-2011
20120026734OPTOMECHANICAL MEMS DEVICE - A micro-opto-electro-mechanical system having a proof mass; at least one illumination source for providing illumination; an illumination detector; peripheral electronics; and an illumination mitigating mechanism for mitigating the effect of illumination emitted from the at least one illumination source on the peripheral electronics. According to various embodiments, the illumination mitigating mechanism includes handles disposed on the proof mass, an illumination collimating device, a substrate with a recess, a narrow beam light source, an illumination absorbing layer or optical limiters.02-02-2012
20120026735ILLUMINATION DEVICE - An LED light bulb includes a light source unit. The light source unit includes an LED light emitting element for emitting light and a reflecting plate on which a part of the light emitted from the LED light emitting element is incident. The reflecting plate changes a direction of the part of the light so that the direction of the part of the light is inclined from a direction of an optical axis of the light emitted from the LED light emitting element toward a plane vertical to the direction of the optical axis.02-02-2012
20120206913METHOD AND APPARATUS FOR SIMULATING SOLAR LIGHT - Described herein is a method and apparatus for simulating solar light to create an ideal testing environment for solar panels and the like. The method and apparatus may also be used to test solar resistance for color fading or resistance to high levels of solar energy. The apparatus generally consists of a plurality of mirrors directed towards a multi-faceted mirror, from which the light beams converge towards a target plane. The light intensity at the target plane is, according to one embodiment, between 100 and 200 suns.08-16-2012
20120281401OPTO-MECHANICAL SYSTEM WITH FUNCTION OF FOCUSING LIGHT BEAM - An opto-mechanical system with a function of focusing light beams is provided. The opto-mechanical system includes a circuit board, a plurality of light-emitting elements mounted on the circuit board, and a light diffusing element placed in front of the light-emitting elements. The light-emitting elements emit point sources. The light diffusing element includes a diffusing surface and a focusing body fixed below the diffusing surface. The diffusing surface diffuses the point sources into a plurality of line sources. The focusing body focuses the plurality of line sources.11-08-2012
20100039808OPTICAL DIFFUSERS WITH SPATIAL VARIATIONS - A diffuser is configured to diffuse radiation from multiple light sources. The diffuser includes a substrate having optical structures that exhibit both microvariations and macrovariations along the substrate. For example, an array of microlenses may be provided that include at least one feature that varies as a function of the spacing between the light sources. Lighting systems using these diffusers may also be provided.02-18-2010
20120155077LIGHT EMITTING DIODE FLOODLIGHT - A light emitting diode floodlight includes a hollow housing, a lens, a cover, a light source, an illumination reflector, an intermediate portion, and a power source. The cover is coupled to the end of the housing and configured to hold and support the lens. The light source has a pyramidal frustum-shaped portion installed at an opposite end of the housing. The illumination reflector is installed within the housing so as to surround a periphery of the pyramidal frustum-shaped portion of the light source. The intermediate portion is connected to a first heat sink of the light source and has a second heat sink on an outer peripheral surface thereof. The power source has a power supply electrically connected to the light source.06-21-2012
20120155079LASER LIGHT SOURCE APPARATUS - A laser light source apparatus comprises a laser light source that emits laser light; a prism with one optical flat face, through which the laser light from the laser light source passes, that is perpendicular to an optical path of the laser light; and a vibration driving device that vibrates the prism to move the prism parallel to a direction in which an optical path length of the laser light in the prism changes, along a flat face located in the other optical flat face that does not intersect perpendicularly with the optical path of the laser light in the prism.06-21-2012
20090323330METHOD, SYSTEM AND APPARATUS FOR HIGHLY CONTROLLED LIGHT DISTRIBUTION FROM LIGHT FIXTURE USING MULTIPLE LIGHT SOURCES (LED'S) - An apparatus, method, or system of lighting units comprising a plurality of lighting elements, such as one or more LEDs, each element having an associated optic which is individually positionable. In embodiments of the present invention, one or more optics are developed using optimization techniques that allow for lighting different target areas in an effective manner by rotating or otherwise positioning the reflectors, refractive lenses, TIR lenses, or other lens types to create a composite beam. The apparatus, method, or system of lighting herein makes it possible to widely vary the types of beams from an available fixture using a small number of inventoried optics and fixtures. In some cases, by using a combination of individual beam patterns, a small set of individual optics would be sufficient to create a majority of the typical and specialized composite beams needed to meet the needs of most lighting projects and target areas.12-31-2009
20110069486Lighting Arrangement Using LEDs - A lighting arrangement using LEDs that has an elongated translucent diffuser having a flat upper surface along the length of the diffuser. The transverse cross-section of the elongate translucent diffuser may have various shapes, all having substantially flat tops, including but not limited to quadrangular, rectangular, trapezoidal, and non-isosceles variations of these shapes. The elongated translucent diffuser is mounted on an elongated housing of substantially the same length to support the diffuser. The elongated housing may be solid or hollow and may contain the LEDs and circuit board, or the LEDs and circuit board may be contained within the elongated translucent diffuser. The LEDs are configured to transmit light through the diffuser so that the emitted light simulates light from a traditional neon tube.03-24-2011
20080285269Led Lamp - An LED lamp includes a lamp-lid, a metal lamp-cup, an insulating layer for connecting a lamp-cap and the metal lamp-cup, LEDs, a semispherical pallet or an astigmatism plate, and a PCB (Printed Circuit Board) in the metal lamp-cup, characterized in that, one semispherical pallet is provided on said PCB, the semispherical pallet has the same number of holes as that of the LEDs, the LEDs are installed in the holes of the semispherical pallet, electrical connections of the LEDs are connected to the PCB through the semispherical pallet, and provided with power. The LEDs installed in this way are mounted on the semispherical pallet and arranged in a semisphere, thus light of the LEDs is radiated in various directions, increasing the light emitting angle of the LEDs, or the semispherical pallet is replaced by the astigmatism plate made of transparent or subtransparent material, the said metal lamp-cup is a larger area lamp cup made of metal or heat conduct materials; thus facilitating the heat emission of the LED lamp.11-20-2008
20120155081LUMINAIRE AND OPTICAL COMPONENT - It is presented an optical component (06-21-2012
20120155080Light Emitting Diode Retrofit Kit For High Intensity Discharge Lighting - A housing once included a high intensity discharge (HID) light source, lens, and fixture chamber between the housing and lens. The housing is retrofit to exclude a routinely functioning HID light source and exclude at least a portion of the HID lens. The housing is made to include at least a first support for at least one light emitting diode (LED) light source and an LED diode lighting fixture chamber. A second support is affixed at least to the first support and is positioned at least in part outside the LED fixture chamber. The LED light source is mounted to the second support outside the LED fixture chamber. At least one LED light source lens is mounted to provide a lens for the LED light source, also outside the LED lighting fixture chamber. The LED light source is thereby substantially free of exposure to the temperature effects.06-21-2012
20120155078HYBRID ILLUMINATION SYSTEMS AND METHODS - In accordance with certain embodiments, interior spaces are illuminated with a combination of harvested sunlight and artificial light emitted by one or more light-emitting elements.06-21-2012
20110085331Method and apparatus for lighting involving reflectors - A variety of lighting apparatuses are described that utilize reflection as a basis for lighting a desired area.04-14-2011
20090135595Light bulb with light emitting elements for use in conventional incandescent light bulb sockets - This apparatus is a light bulb apparatus that mounts within existing incandescent light bulb sockets.05-28-2009
20100128475Outdoor Lighting Fixture Using LEDs - An outdoor lighting fixture using LEDs as a light source has a decorative housing that includes a cast metal dome roof and one or more LED light engines, wherein the light engines conductive metal substrate is in conformal contact with a portion of the inner surface of the roof, such that the roof provides increased heat sink mass and the outer surface of the roof provides a heat dissipative surface area outside of the housing. Preferred embodiments include a street light wherein two LED light engines are mounted at about 20 and 160 degrees to a line parallel to the street segment to produce an asymmetric light profile that reaches over and along the street for an effective distance, but does not extend very far on the side away from the street. Also disclosed is a reflector module for an LED light engine having rows of cone reflectors modified to produce an effective emission pattern.05-27-2010
20100277912Boresight collimating device for wide waveband utilizing a source switching elliptical reflector - A boresight collimating device using a novel way of achieving multiple source illumination of the pin hole/reticule using one moving part, a rotating elliptical mirror, while maintaining precision alignment of the device is disclosed.11-04-2010
20110090690UNIVERSAL MOUNTING CARRIER FOR SOLID STATE LIGHT EMITTING DEVICE ARRAYS - A light source includes one or more solid state light emitting devices, and a universal mounting carrier supporting the one or more solid state light emitting devices, wherein the universal mounting carrier is adapted for mounting into any of a plurality of street lights in place of a non-solid state light source, each of the street lights having at least one different physical dimension from the others.04-21-2011
20110090689LIGHT EMITTING DEVICE, METHOD OF MANUFACTURING THE SAME, LIGHT EMITTING DEVICE PACKAGE, AND ILLUMINATION SYSTEM - A light emitting device includes a light emitting structure including a first conductive semiconductor layer, a second conductive semiconductor layer, and an active layer between the first and second conductive semiconductor layers; a first electrode on the first conductive semiconductor layer; a transparent electrode layer on the second conductive semiconductor layer; and a second electrode on the transparent electrode layer, where the second electrode is anchored to the transparent electrode.04-21-2011
20110090688ILLUMINATION DEVICE WITH OVERLAPPING ILLUMINATION AREA - An illumination device includes a housing, a cover and a plurality of lighting source modules. The plurality of lighting source modules is arranged in array. The cover includes a top surface and a bottom surface. The top surface faces the plurality of lighting source modules such that the light from the plurality of lighting source modules travels through the cover to the illumination area. Each of the plurality of lighting source modules has a predetermined height from the illumination area. A ratio of the total width of the lighting source modules to the predetermined height is less than or equal to a specific value, namely 10%, so that the illumination areas of all the plurality of lighting source modules substantially overlap.04-21-2011
20110090687LED illumination device capability of increasing angle of illumination - An LED illumination device capability of increasing angle of illumination comprises a heat sink base, an LED illumination module and a transparent, The heat sink base has a first surface, a second surface opposite to first surface and a first fixed portion formed at both sides of the heat sink base, wherein the first surface is formed with two inclined faces contrary to each other, the second surface is formed with a plurality of heat sink sheets. The LED illumination module is mounted on the two inclined faces of the heat sink base individually. The transparent board is formed with two second fixed portion located at the both sides of the transparent, so that the transparent board may be fixed at the first surface of the heat sink base.04-21-2011
20110090686Compact Heat Sinks and Solid State Lamp Incorporating Same - A solid state lamp with efficient heat sink arrangement. To provide adequate cooling utilizing a defined form factor, such as that of the A-lamp incandescent bulb, the interior volume is used more efficiently. As one example, a solid state lamp employs a heat sink with inward facing fins. Solid state light sources, such as light emitting diodes (LEDs), are mounted on the exterior of the heat sink. An air path for convective flow is established through the center of the lamp.04-21-2011
20110090685LED ILLUMINATION DEVICE WITH A HIGHLY UNIFORM ILLUMINATION PATTERN - An LED (light emitting diode) illumination device that can generate a uniform light output illumination pattern. The illumination device includes an array of LEDs, each having a LED central axis. The LED central axis of the array of LEDs is angled approximately toward a central point. The illumination source includes a reflector with a conic or conic-like shape. The reflector wraps around the front of the LED to redirect the light emitted along a LED central axis.04-21-2011
20100172134LED LAMP UNIT - A light emitting diode (LED) lamp unit is disclosed for obtain a thin profile display device, to improve uniformity of light, and to simplify a power connection line for operation, which includes an optical lens having a central recess part and an edge, wherein the central recess part is hollowed out inwardly, and the edge is formed in shape of a flat surface or in shape of a convex lens; at least one or more LED chips arranged at fixed intervals in a lower portion of the optical lens; and a lower reflecting sheet positioned on a bottom surface of the LED chip.07-08-2010
20100172132Structure of overhead lamp and mounting bracket for constructional vehicle - A structure of overhead lamp and mounting bracket for constructional vehicle has developed to tilt the illuminating angle by controlling the position of slits at the lateral sides of bracket. The lamp is securely fixing at the controlled position at one of 4 positions and the position controlling slits. The main case is securely fixed to the bracket by installing a connection screw and a hinge bolt for restricting unwanted rotation of the hinge bolt. Accordingly, since a position controlling rib having a position controlling slit is extended rearward from side supporters, the illumination angle can be controlled within a greater range. The main case can be supported at 4 points through the plurality of position controlling slits. Furthermore, by fitting the connection screw with an outer circumferential recess of a hinge bolt fastening lever, rotational separation of the hinge bolt and change of the illumination angle of the main case can be prevented.07-08-2010
20100172133LED ILLUMINATION DEVICE AND LAMP UNIT THEREOF - An LED illumination device includes a lampshade, and a plurality of lamp units mounted on the lampshade. Each lamp unit includes a light-emitting module having a plurality of light sources and a heat sink arranged above the light-emitting module. The heat sink includes an elongated base and a plurality of fins on the base. The base has an outer convex surface formed at a top side thereof and an opposite inner concave surface formed at a bottom side thereof. The fins extend outwardly from the convex surface of the base. The concave surface defines an elongated recess extending along an axial direction of the base. Two opposite free ends of the base are spaced from each other and cooperatively define a light emitting window below the concave surface. The light sources are received in the recess and thermally attached to the concave surface.07-08-2010
20110103052LED LAMP - An LED lamp includes a housing, multiple LEDs received in a first end portion of the housing, an envelope having a first end portion inserted in the housing and having a second end portion extending beyond a second end portion of the housing, and a reflector covering the second end portion of the envelope and having a reflective surface facing the LEDs. The LEDs encircle the first end portion of the envelope. The second end portion of the envelope spaces a distance from the second end portion of the housing to define a window at the second end portion of the envelope. Light generated by the LEDs permeates the envelope and impinges on the reflective surface, and the light is reflected by the reflective surface to emit out of the housing from the window, thereby illuminating an annular region around the housing.05-05-2011
20110103056HIGH BRIGHTNESS DIODE OUTPUT METHODS AND DEVICES - Devices and methods for maintaining the brightness of laser emitter bar outputs having multiple emitters for coupling and other applications. In some embodiments, at least one brightness enhancement optic may be used in combination with a beam reformatting optic.05-05-2011
20110103055LED-BASED LIGHT BULB DEVICE WITH KELVIN CORRECTIVE FEATURES - An LED light bulb device including a bulb body, a cap, an LED assembly, and first and second light affecting features. The cap is mounted to the bulb body for connection to an electrical socket. The LED assembly includes a plurality of LEDs and framework. The framework maintains the LEDs relative to the bulb body such that emitted light is directed at an LED region of the wall. The first light affecting feature is associated with the LED region of the wall, whereas the second light affecting feature is associated with a diffusion region of the wall, with the diffusion region being apart from the LED region. The first light affecting feature affects light in a manner different from that of the second light affecting feature. The light affecting features are selected to affect or alter light emitted from the LEDs to provide a desired Kelvin color temperature and diffusion.05-05-2011
20110103054LED ILLUMINATING DEVICE - An LED illuminating device includes a first and a second illuminating module, and a connecting module connecting the first illuminating module with the second illuminating module. The first illuminating module includes a first substrate carrying a double-sided reflector, a first group of LEDs, and a second group of LEDs. The double-sided reflector divides the first illuminating module into a front lighting area and a lateral lighting area, light emitted by the first group of LEDs illuminates the front lighting area, and light emitted by the second group of LEDs illuminates the lateral lighting area. The second illuminating module includes a second substrate and a third group of LEDs mounted on the second substrate. The first group of LEDs and the second group of LEDs are opposite to the third group of LEDs, and the projections of the first substrate and the second substrate are spaced to each other.05-05-2011
20110103053LED Lighting Device - The LED lighting device includes a tubular housing, a light emitting unit, and a reflector. The tubular housing has an accommodating space. The light emitting unit is disposed in the accommodating space and has a plurality of light emitting diodes. The reflector is disposed in the accommodating space and has a wing-shaped reflecting portion. The reflecting portion faces the light emitting unit for reflecting the light source emitted from the light emitting diodes to the lateral directions of the tubular housing. As a result, the light source can be converted to a specific direction. Compare to the fluorescent lamps, the present invention has higher illumination efficiency and a longer operating life. The volume of the lamps and the cost are saved.05-05-2011
20110103051LED APPARATUS AND METHOD FOR ACCURATE LENS ALIGNMENT - An LED apparatus of the type including (a) a mounting board having an LED-supporting surface with an LED device thereon and (b) a lens member over the LED device establishing a light path therebetween. The inventive LED apparatus includes a lens-aligning member having front and back surfaces and defining an aperture receiving the LED device therethrough such that the LED device protrudes beyond the front surface. The lens member includes a lens portion and a flange thereabout, the flange being attached to the front surface of the lens-aligning member such that the lens portion substantially surrounds the protruding LED device. The lens-aligning member has a first mating feature which is positioned and arranged for mating engagement with a second mating feature of the mounting board, thereby accurately aligning the lens member over the LED device by accurately aligning the lens-alignment member with the mounting board. Other aspects of the invention is a method for LED-apparatus assembly and a method for manufacturing custom high-efficiency LED lensing for LED-array modules.05-05-2011
20120120656LIGHTING DEVICE AND DISPLAY DEVICE - An illumination device (05-17-2012
20120120655AC LED ARRAY MODULE FOR STREET LIGHT APPLICATIONS - A street light includes a pole, arm and a head attached to the pole, wherein the head comprises a light source having a plurality of solid state light emitting devices and an optical element configured to produce a light distribution pattern from light emitted from the solid state light emitting devices, wherein the light source is configured to be powered directly from an AC source.05-17-2012
20120120654LIGHTING APPLIANCE AND PROCESS FOR MANUFACTURING THE SAME - The object of the present invention is to provide lighting appliances of various shapes, which use light emitting diodes as a light source, having excellent light directivity, light-diffusing property, durability and shock-proof property.05-17-2012
20120120650LIGHTING DEVICE - A lighting device is disclosed herein. The lighting device includes an optic holder designed to hold optic elements over a light emitting diode (LED). The optic holders design ensures that the LEDs dome is not damaged during the assembly of the lighting device. Open covers and closed covers are provided in order to allow or block light from the LEDs to come out of the lighting device or to block empty LED locations within the lighting device in order to provide an esthetic looking facade to the lighting device.05-17-2012
20120120653LED LUMINAIRE UTILIZING AN EXTENDED AND NON-METALLIC ENCLOSURE - The present disclosure relates generally to a light emitting diode (LED) luminaire. In one embodiment, the LED luminaire includes a linearly extended enclosure having an interior volume, one or more sides and a light exiting portion along a length of the linearly extended enclosure, wherein the one or more sides each comprise an inside surface and an outside surface, wherein at least a portion of the linearly extended enclosure comprises an extruded optically clear plastic, one or more first LEDs mounted on the inside surface of the one or more sides of the linearly extended enclosure and a reflector coupled to the interior volume of the linearly extended enclosure, wherein the reflector redirects light from the one or more first LEDs.05-17-2012
20120120652MOUNT FOR AN ILLUMINATION SOURCE - Certain disclosed embodiments use two substantially hemispherical illumination sources, mounted on a mount that allows the illumination sources to illuminate both sides of the reflector, allowing both halves of the reflector, with 2 pi rotation, to be used for generating the lighting distribution. This system and method both increases the amount of light collected and increases the efficiency of the illumination source.05-17-2012
20120120651LED LUMINAIRE UTILIZING AN EXTENDED AND NON-METALLIC ENCLOSURE - The present disclosure relates generally to a light emitting diode (LED) luminaire. In one embodiment, the LED luminaire includes an enclosure having an interior volume and a flat side along a length of the enclosure, wherein the flat side comprises an inside surface and an outside surface, wherein the enclosure comprises an extruded optically clear plastic and one or more LEDs coupled to one or more circuit boards, wherein the one or more circuit boards are mounted on the inside surface of the flat side of the enclosure.05-17-2012
20100091490LED light source with collimation optics - The invention relates to a LED light source comprising a preferably aspheric glass lens having an aspect ratio of more than 0.1.04-15-2010
20120250317MULTIPLE OPTICAL ASSEMBLY FOR A LED LIGHTING DEVICE, AND RED LIGHTING DEVICE COMPRISING SUCH AN OPTICAL ASSEMBLY - A LED light device has a number of LED's, a multiple optical assembly defined by a number of modular units; each modular unit has a total internal reflection lens associated with a LED; and the modular units are connected to one another so as the lenses have respective distinct optical reflecting surfaces.10-04-2012
20120250315LED CYCLORAMA LIGHT - A cyclorama includes a generally enclosed housing having a normally horizontal housing axis and an open front. A reflector proximate the open front has an operative portion that has a substantially uniform cross-section along the housing axis. The reflector has a surface configuration and an LED array is arranged in relation to the reflector surface to provide a higher flux density directed toward a far end of a wall or surface to be illuminated and provide a lower flux density directed toward a direction of the near end of the surface to be illuminated, generating a transition flux density between the far and near ends of the surface to be illuminated. The LED array and/or the reflector have optical features for eliminating shadows in the projected light over the entire illuminated surface.10-04-2012
20120250314HEATABLE LENS FOR LUMINAIRES, AND/OR METHODS OF MAKING THE SAME - Certain example embodiments of this invention relate to heatable glass substrates that may be used in connection with lighting applications, and/or methods of making the same. In certain example embodiments, a glass substrate supports an antireflective (AR) coating on a first major surface thereof, and a conductive coating on a second, opposite major surface thereof. Bus bars connect the conductive coating to a power source in certain example embodiments. The substrate may be heat treated (e.g., heat strengthened and/or thermally tempered), with one or both coatings thereon. The heatable glass substrate thus may help provide a chemical and/or environmental barrier for the luminaire or lighting system disposed behind it. In addition, or in the alternative, the heatable glass substrate may help reduce the amount of moisture (e.g., snow, rain, ice, fog, etc.) that otherwise could accumulate on the luminaire or lighting system.10-04-2012
20120250313PLANAR LIGHT-EMITTING DEVICE - A planar light-emitting device includes a first reflecting surface, a rectangular support disposed adjacent to the first reflecting surface, light sources each including a light-emitting surface and disposed along, at least one side portion of the rectangular support, and a lens including a light-receiving surface disposed to face the light-emitting surfaces of the light sources, and configured to introduce light emitted from the light sources into a space that is demarcated by at least the first reflecting surface and the rectangular support.10-04-2012
20120250312LIGHTING DEVICE FOR RESCUE AND EMERGENCY PRIORITARY VEHICLES, HEAVY TRANSPORTS AND VEHICLES, AND WORK MACHINERY - A lighting device, in particular a light signaling supplementary device for rescue and emergency prioritary vehicles, heavy transports and vehicles, and work machinery is described. The lighting device has a light source placed on a disposition plane and a semi-parabolic reflector body for the conveying of the light within a predefined exit angular aperture of ±α of the light beam with respect to the disposition plane. A semi-parabolic reflector body of the lighting device can be rotated around a rotation axis that passes in correspondence of a center of said light source and is perpendicular to said disposition plane, in such a way to obtain a light beam which spans a predefined maximal angle around said light source.10-04-2012
20100254136OPTICAL LENS AND ILLUMINATING DEVICE INCORPORATING THE SAME - An illuminating device includes a light source module for emitting light and an optical lens configured for adjusting the light emitted from the light source module. The optical lens includes an array of lens units. Each lens unit includes a main body, a light diverging portion and a light converging portion. The main body includes a light incident surface and a light emitting surface opposite to the light incident surface. The light diverging portion is configured for expanding a light field along a first direction, and the light converging portion is configured for compressing a light field along a second direction. The light diverging portion and the light converging portion are formed on at least one of the light incident surface and the light emitting surface. The light diverging portion includes parallel protrusions distributed along the first direction.10-07-2010
20100259929LED beacon obstruction lighting system - A method for modifying a beacon obstruction lighting system to replace the incandescent lamp with an LED lamp. The LED lamp includes a heat sink and is installed to be at the same location as the incandescent lamp.10-14-2010
20100254133LED LIGHTING LAMP - LED lighting lamps provide improved heat dissipation efficiency, wide illumination beam angles, and substantially uniform illumination intensity. Generally, the disclosed LED lamps comprise at least one LED lighting element mounted on at least one stand and a two-level heat dissipation mechanism.10-07-2010
20110002116LED LAMP - An LED lamp includes a base, a first LED module attached to a bottom surface of the base, a second LED module attached to a top surface of the base, and a reflector engaged on the top surface of the base. The reflector has an outer surface facing and angled with the second LED module. Light generated by the first LED module radiates to a bottom side of the LED lamp, and light generated by the second LED module is reflected by the outer surface of the reflector to radiate out and toward a lateral side of the LED lamp.01-06-2011
20100290226Solid State Illumination Device - A solid state illumination device includes a semiconductor light emitter mounted on a base and surrounded by sidewalls, e.g., in a circular, elliptical, triangular, rectangular or other appropriate arrangement, to define a chamber. A top element, which may be reflective, may be coupled to the sidewalls to further define the chamber. The light produced by the semiconductor light emitter is emitted through the sidewalls of the chamber. The sidewalls and/or top element may include wavelength converting material, for example, as a plurality of dots on the surfaces. An adjustable wavelength converting element may be used within the chamber, with the adjustable wavelength converting element being configured to adjust the surface area that is exposed to the light emitted by the semiconductor light emitter in the chamber to alter an optical property of the chamber.11-18-2010
20100290225HIGHLY EFFICIENT LUMINAIRE HAVING OPTICAL TRANSFORMER PROVIDING PRECALCULATED ANGULAR INTENSITY DISTRIBUTION AND METHOD THEREFORE - A highly efficient luminaire is provided. The luminaire includes a light source that emits light. The emitted light is redirected by a light transformer having a curved circular reflective interior surface, the reflective interior surface reflecting the light in a predetermined pattern. A substantial amount of light being may be reflected close to an axis coincident with a radial line defining a radius of the circular reflective interior surface. Additionally, a substantial amount of light may be reflected in a pattern with low divergency or parallel with an axis of the light transformer. The light is transmitted to the exterior of the luminaire by an optical window.11-18-2010
20100290224DUAL LAMP ILLUMINATION SYSTEM AND ITS VARIFOCAL LIGHT-MIXING DEVICE - A dual lamp illumination system includes a first light source, a second light source, a light-deflecting device, a light-homogenizing device, and a lens assembly. The light-deflecting device is positioned in both a first light path of the first light beam and a second light path of the second light beam to combine the first light beam with the second light beam. The lens assembly includes a first set of varifocal lenses neighboring the light-deflecting device and a second set of varifocal lenses neighboring the light-homogenizing device. The composition of the first set of varifocal lenses is identical to the composition of the second set of varifocal lenses, and the first set of varifocal lenses and the second set of varifocal lenses are positioned substantially in symmetry.11-18-2010
20100290222LIGHTING DEVICE WITH MULTIPLE-REGION REFLECTOR - Lighting devices that comprise a light source and a reflector, the reflector comprising first, second and third reflector regions. In some devices, a first portion of light is reflected by the first region and then by the third reflector region, a second portion of light is reflected by the second region and forms a primary beam, and at least 5% of the first portion of light that is reflected by the third region is within the primary beam of light. In some devices, at least 5% of all light reflected by the first reflector region travels from the first reflector region directly to the third reflector region. In some devices, at least 5% of all light reflected by the third reflector region traveled directly from the first reflector region to the third reflector region. In some devices, the reflector comprises means for providing the features described above.11-18-2010
20100246172LED LAMP - An LED lamp includes a housing, an LED module received in the housing and a lamp holder engaging the housing to position the LED lamp to a panel. The housing includes a base and a plurality of fins integrally extending from the base. The base defines a receiving recession in a bottom thereof, receiving the LED module therein. The lamp holder is connected to the base of the housing via fasteners extending through the lamp holder and inserting in the base of the housing. An illumination angle of the LED lamp is adjustable within the lamp holder via rotation of the housing about the fasteners.09-30-2010
20100246170LIGHT GUIDING STRUCTURE FOR CONNECTOR - A light guiding structure for connector includes a light-guiding unit having more than one light guiding post, and each of the light guiding posts having a light-input end and a light-output end; and a shielding unit enclosing an outer side of the light guiding posts. When the light guiding structure is mounted on a connector case for guiding light, light beams propagating in different light guiding posts are isolated from one another by the shielding unit. Therefore, light beams can be stably and exactly guided by the light guiding posts without light loss and mutual interference to thereby avoid error determination by a user.09-30-2010
20100246176FRESNEL LED LENS AND LED ASSEMBLY THEREOF - A Fresnel light emitting diode (LED) Lens and a LED Assembly thereof are provided. The Fresnel LED Lens is a lens disposed with a plurality of Fresnel optical surfaces. Each Fresnel optical surface includes a zone area having a plurality of drafts with vertical shape. Each Fresnel optical surface is arranged linearly along a center of a corresponding LED, and each Fresnel optical surface can used to focus light emitted from a LED chip so as to generate a quasi-circle distribution pattern of light with uniform light intensity and satisfy special optical requirements. A LED assembled formed by the Fresnel LED lens and a corresponding LED is used as a light source applied to illumination, mobile phone flashlights or camera flashlights.09-30-2010
20120314413CONSTRUCTIVE OCCLUSION LIGHTING SYSTEM AND APPLICATIONS THEREOF - A luminaire includes at least one light source, at least one reflector having a reflector cavity and an optical element positioned to receive light reflected from the at least one reflector cavity. The luminaire does not include a mask or other structure located within the opening of the luminaire that would partially occlude light exiting the luminaire—light can thus exit the luminaire unimpeded. In some embodiments, the at least one reflector cavity is semi toroidal. Moreover, in some embodiments, the optical element includes a reflective optical element, a refractive optical element or a combination thereof. Methods of lighting a surface are also described.12-13-2012
20120127713OUTDOOR LAMP - An outdoor lamp. The outdoor lamp includes: a plurality of frame members rotatably connected to each other by hinge members so as to change relative rotation angles; optical source modules each comprising an optical source for emitting light, each of the optical source modules installed attachably to and detachably from the frame members; and rotation restriction units each combined to the frame members to restrict the relative rotation angles of the frame members so as for the frame members to be fixed at desired angles. According to the outdoor lamp, the optical source modules are installed to the rotatable frame members so that optical angles may be easily controlled according to an installation condition for the lamp.05-24-2012
20120127712LAMP UNIT - A lamp unit includes: a light source array including a plurality of light sources aligned into an array; a mount portion on which the light source array is to be mounted; a first reflecting mirror configured to reflect light from the light sources, wherein the first reflecting mirror is parabolic cylindrical or hyperbolic cylindrical and is provided at least either above and below the light source array; and an optical member configured to project direct light from the light sources and reflected light from the first reflecting mirror to the front.05-24-2012
20120127711ILLUMINATING APPARATUS WITH REDUCED GLARE - An illuminating apparatus includes a light source unit including a plurality of LED packages, a first prism plate arranged on the plurality of LED packages and having a prism pattern formed thereon, and a second prism plate provided on the first prism plate, and arranged such that a lengthwise direction of a prism pattern formed on the second prism plate crosses a lengthwise direction of the prism pattern of the first prism plate. A triangular shape in a cross-section of the prism pattern of each of the first and second prism plates is an equilateral triangle, and a height H and a bottom side L of the equilateral triangle satisfy the following conditions that 0.1L≦H≦0.2L.05-24-2012
20120127709MODULAR LIGHT ENGINE FOR VARIABLE LIGHT PATTERN - A light fixture suitable for illuminating a remote surface. The fixture includes a post adapted to receive at least two substantially identical light engine modules. Each module includes a plurality of light emitting diodes. Each module includes an edge adapted for mounting to the post.05-24-2012
20120127715LASER MODULE - [Objective] To prevent change in a direction of an optical axis of a split light within a plane parallel to a surface on which the beam splitter is installed.05-24-2012
20100208459DIFFUSING ELEMENT AND LIGHT MODULE - A diffusing element including a bar shape body and a plurality of light incident portions is provided. The bar shape body has a bottom part and a top part opposite thereto. The light incident portion is disposed on the bottom part and exposes a part of the bottom part. Each of the light incident portions has a light incident surface and a part of the bottom part is located between the light incident surface and the top part.08-19-2010
20100208458LED LIGHTING FIXTURE - The present invention relates generally to a light emitting diode lighting fixture. In one embodiment, the light fixture includes an extrusion, a plurality of light emitting diodes (LEDs) and a lens coupled to the. The plurality of LEDs has a uniform spacing between each one of the plurality of LEDs along the extrusion.08-19-2010
20110182067ILLUMINATION APPARATUS - According to one embodiment, an illumination apparatus is provided with a substrate, a radiator, a lens, a lens holder and a metal component. A wiring layer is formed on the front face of the substrate and semiconductor light emitting elements are mounted on the wiring layer. The rear face of the substrate is attached to the radiator. The lens controls light emitted from the semiconductor light emitting elements. The lens holder is made insulative. The lens holder is provided with a holder portion for holding the lens and an attachment base to be attached to the radiator by way of the substrate. The metal component is attached to the radiator from the front face of the attachment base of the lens holder by way of the attachment base.07-28-2011
20120162982LED LAMP - An LED lamp includes a metallic body, a light source, a transparent cover, and a sealing assembly. The body includes a first surface. The light source is arranged on the first surface. Two sideboards are formed separately on the first surface at two sides of the body. A cavity is formed on a surface of each sideboard away from the first surface. Sealant is put in the cavity. A top seal bar is pressed into the cavity. The sealing assembly is arranged on the surface of the cover facing the sideboards. Interstices between the cover and the sideboards are filled with the sealant. Two side seals seal two opposite lateral ends of the body.06-28-2012
20120212956LIGHT EMITTING DEVICE - Disclosed herein is a light emitting device, which includes a light reflector and a first light source. The light reflector includes a first concave surface and a second concave surface immediately adjacent to the first concave surface. The convex ridge is located between the first and second concave surface and has an apex line extending along a direction. The first light source is located at a side of the first concave surface and opposite to the convex ridge. The first light source has a first emitting surface facing the convex ridge. The convex ridge has an apex located higher than a bottom of the first emitting surface, but lower than a top of the first emitting surface.08-23-2012
20120162983LAMP ASSEMBLY AND METHOD FOR MAKING - A lamp assembly, comprising a lens, a lamp housing in the form of an integral metal part, the lamp housing cooperating with the lens to at least partially define a lamp chamber that is generally fluidly isolated from an ambient atmosphere outside the lamp chamber, and at least one lamp provided in the lamp chamber and carried by the lamp housing. The lamp housing itself defines a heat sink exposed to the ambient atmosphere outside the lamp chamber such that heat from the at least one lamp is transmitted to the ambient atmosphere.06-28-2012
20120162980LED RETROFIT MODULE FOR ROADWAY FIXTURE - A solid state replacement light module for a high intensity discharge light fixture. The module is comprised of an elongated generally planar body having a first side including a plurality of light emitting diodes and a second side including a plurality of heat dissipating fins. The second side further includes an electronic module. The body also includes a hinge mechanism suitable for attachment to the light fixture.06-28-2012
20090059585ILLUMINATION SYSTEM - An illumination system capable of providing at least one light beam to a light valve is provided. The illumination system includes at least one light source, a linearization beam shaper and an optical scanning device. The light source is capable of providing the light beam. The linearization beam shaper is disposed on a transmission path of the light beam and between the light source and the light valve to expand the light beam along a first direction. The optical scanning device is disposed on the transmission path of the light beam and between the linearization beam shaper and the light valve. The optical scanning device is capable of moving for making the light beam scan on the light valve unidirectionally along a second direction or back and forth along the second direction.03-05-2009
20090059584ILLUMINATION SYSTEM - An illumination system including at least one coherent light source, a light uniforming device and a lenticular sheet module is provided. The coherent light source is capable of emitting a coherent beam. The light uniforming device is disposed on a transmission path of the coherent beam. The lenticular sheet module disposed on a transmission path of the coherent beam and between the coherent light source and the light uniforming device, includes a first lenticular sheet and a second lenticular sheet. The first lenticular sheet includes a plurality of first rod-like lenticulars disposed side by side extending along a first extending direction. The second lenticular sheet disposed between the first lenticular sheet and the light uniforming device, includes a plurality of second rod-like lenticulars disposed side by side extending along a second extending direction. The first extending direction and the second extending direction make an angle greater than 0 degree.03-05-2009
20120250311Mounting Bracket for Linear Fluorescent Wet Location Fixture - A mounting bracket for mounting “wet” location lighting fixtures. In embodiments, a mounting bracket allows a light fixture to be installed over a new or existing junction box. Gasketing and a plurality of bumpers provide a waterproof fit between the fixture and the junction box. In an embodiment, a lighting fixture system comprising a junction box, a lighting fixture, and a mounting bracket is presented. In another embodiment, a method of installing a lighting system to a mounting surface is presented.10-04-2012
20120250310ATTACHMENT DEVICES AND METHODS FOR LIGHT EMITTING DEVICES - Attachment devices and methods for use with light emitting devices are provided. In one aspect, the light emitting device can include a submount and a light emission area disposed over the submount. The device can further include at least one attachment member provided on the submount. The attachment member can engage an electrical component thereby providing a gas-tight, solder free connection between the attachment member and electrical component.10-04-2012
20120250309LED Lighting Fixture with Reconfigurable Light Distribution Pattern - A lighting fixture utilizing light emitting diodes and easily reconfigurable lenses to provide customizable lighting patterns to more efficiently illuminate work or storage areas.10-04-2012
20120250307WATERTIGHT PLASTIC LAMP SEAL - In accordance with one aspect of the present disclosure, a waterproof LED lamp is disclosed. The waterproof LED lamp includes a housing having one or more LEDs disposed within said housing. The housing comprises a housing base including a body with a first opening, the first opening having an edge surrounded by a first sealing portion. The housing further includes an optical cover comprising a shell having a second opening, the second opening having a border surrounded by a second sealing portion. The second sealing portion is configured to be removably inserted into the first sealing portion, forming a water-tight seal between the housing base and the optical cover.10-04-2012
20120250308Collimator Assembly - A flat refractive collimator assembly including a light guide and a light source, for example, an LED. The sides of the light guide defines a collimating reflective surface having a paraboloidal shape with a collimating focal point placed on the axis of the light guide. The central portion of the light guide defines a main reflective surface having a virtual focal point, which is substantially similar to the collimating focal point. The collimating reflective surface is a paraboloidal surface or is formed as a plurality of paraboloidal segments having various focal lengths and having a common collimating focal point. The collimating reflective surface can also include spread optics.10-04-2012
20100053952Illumination system and method - A system and a method are disclosed here for illumination of illumination of objects to produce visual displays. The object has internal transmissive surfaces and a proximal end and a tapering distal end, the proximal end has an aperture for receiving light, and the distal end terminates with at least one transmissive ornamental portion. The method comprises the step of providing at least one light source with a large surface area, reflecting the light rays, collecting the light rays at the distal end, and producing a visual ornamental display. The system comprises at least one light source, the light source is spaced apart from the proximal end, and at least one transmissive ornamental portion disposed at the distal end for collecting and focusing light to produce visual displays.03-04-2010
20120236557ILLUMINATION SYSTEM WITH ILLUMINATION SHIELD - An apparatus for an illumination system including a concentric light source providing a quantity of light; a diffusion shield to diffuse the light and produce a diffused illumination where the diffused illumination is provided to a component positioned in an interior portion of the diffusion shield; a support structure where the diffusion shield is mechanically coupled with the support structure at a first base portion of the diffusion shield and where the concentric light sources are mechanically coupled with the support structure and positioned radially outward from the first base portion of the diffusion shield; and a harvesting shield where the harvesting shield is mechanically coupled with the support structure and positioned radially outward from the concentric light sources and where the harvesting shield redirects at least a portion of the quantity of light from the concentric light sources towards the diffusion shield.09-20-2012
20120075855LIGHT REFLECTORS AND FLOOD LIGHTING SYSTEMS - Light reflectors and flood lighting systems for illumination and lighting. Each light reflector may include a housing having a plurality of facets, each of the plurality of facets having a shape that is a portion of separate ellipses sharing a common focus. First and second surfaces are defined by first and second planes intersecting along a line within a volume of the body. A light source is positioned near the first surface, at the common focus, and is angularly oriented thereto such that light emitted by the light source is directed into the housing, reflected by at least one of the plurality of facets, and exits the light reflector out of either the first plane or the second plane. The body of the light reflector may include a free-form surface that is generated as the best fit to the plurality of facets.03-29-2012
20120075854LED LUMINAIRE - A luminaire includes an electrical base, an optic, and a heat sink disposed between the base and the optic. An LED driver circuit is disposed at least partially within the heat sink, and is disposed in electrical communication with the base. An LED light source is disposed in thermal communication with one or more surfaces of the heat sink, and in electrical communication with the driver circuit, the LED assembly includes an LED module. The light source includes a printed circuit board with a plurality of projections that are bendable such that the projections are arranged on an angle when assembled on the heat sink.03-29-2012
20120075853LIGHT EMITTING DIODE DEVICE WITH HIGHER HEAT DISSIPATION AND CONTROLLABLE LIGHT PATTERN - A light emitting diode device with higher heat dissipation and controllable light pattern is revealed. The light emitting diode device includes a light fixture reflector and a plurality of light emitting diodes fixed on surface of the light fixture reflector. By heat conduction, heat convection, and heat radiation of electrons of the light fixture reflector, heat is dissipated. Light pattern is controlled by adjustment of reflection angle of the light fixture reflector. Thus the manufacturing cost is reduced and the light emitting diode device is having more practical value.03-29-2012
20120075852THREE-COLOR MIXING LED ILLUMINATING DEVICE - An LED illuminating device comprises a housing with a base plate, a prism sheet and a circuit board. The prism sheet is mounted in the housing and comprises a number of V-shaped micro-grooves formed along two directions intersecting with each other. A plurality of LED units are arranged on the circuit board in groups, each group comprises four LED units, the four LED units totally emitting light of three colors. Two adjacent groups share a LED unit. Four virtual mixed light sources are formed by reflection of the prism sheet to the circuit board. Each of the virtual mixed light sources forms a desired color different from the colors of the light emitted from the LED units.03-29-2012
20120075851THREE-COLOR MIXING LED ILLUMINATING DEVICE - An LED illuminating device comprises a housing with a base plate, a prism sheet and a circuit board. The prism sheet is mounted in the housing and comprises a number of V-shaped micro-grooves formed thereon along two directions intersecting with each other. A plurality of LED units are arranged in groups on the circuit board. Each LED illuminating group comprises three LED units. Each of the LED units emits light of a color different from those of the other two LED units. Four virtual mixed light sources are formed by the reflection of the prism sheet to the circuit board when the light emitted by a particular LED unit mixes with light emitted by adjacent LED units on the circuit board. Each of the virtual mixed light sources forms a desired color different from the colors of the light emitted from the LED units.03-29-2012
20120075850LED LAMP - An LED lamp includes a base, an encapsulation, a substrate and a light distribution board. A number of light emitting diodes are mounted on the substrate. The encapsulation, the substrate and the light distribution board are all fixed to the base. Opposite sides of the light distribution board respectively face the encapsulation and the substrate. The light distribution board includes a number of protrusions. The protrusions totally reflect the incident light beams from the light emitting diodes perpendicular to or substantially perpendicular to the light distribution board.03-29-2012
20120075849Lamp assembly and housing therefor - A lamp assembly 03-29-2012
20090034251DARK FIELD LIGHTING TESTING DEVICE - A dark field lighting testing device, for detecting a surface defect of an object having mirror surfaces, includes a cavity, the interior surface of which is made of a light-absorbing material; an opening arranged on a top of the cavity; a tape body arranged on the interior surface of the cavity; a plurality of lighting elements arranged on the tape body and electrically connected to each other; and a plate body arranged right above the opening of the cavity. During testing procedure, light emitted from each lighting element is incident upon the surface of the tested object, from which the diffusively reflected or refracted light forms an image on the surface of the plate body, thus a defect on the surface of the tested body and a position thereof being able to be detected.02-05-2009
20120224369LIGHTING FIXTURE WITH CONTROLLED PHOTOMETRIC LIGHT EMISSION - Lighting fixture (09-06-2012
20120257385HIGH INTENSITY WARNING LIGHT WITH REFLECTOR AND LIGHT-EMITTING DIODES - The present invention is directed to a high intensity light module for warning aircraft of obstructions. In one embodiment, the high intensity light module for warning aircraft of obstructions includes a first plate, at least one reflector coupled to the first plate along a length of the first plate, a plurality of light emitting diodes (LEDs) coupled to the first plate, wherein the at least one reflector redirects light emitted by the plurality of LEDs substantially along a single side of the high intensity light module, a lens coupled around a perimeter of the first plate and a second plate coupled to the lens around a perimeter of the second plate and coupled to the first plate via one or more standoffs.10-11-2012
20120257386LED BASED ILLUMINATION MODULE WITH A REFLECTIVE MASK - An illumination module includes a plurality of Light Emitting Diodes (LEDs). The illumination module includes a reflective mask cover plate disposed over the LEDs. The reflective mask includes a patterned reflective layer with an opening area aligned with the active die area of the LEDs. The reflective mask may be a patterned reflective layer disposed between the plurality of LEDs and a lens element, wherein a void in the patterned reflective layer is filled with a material that mechanically and optically couples the plurality of LEDs and the lens element. The illumination module may include a color conversion cavity that envelopes a lens element that may include a dichroic filter. The lens element may have different surface profiles over different groups of LEDs.10-11-2012
20120257383LIGHT WELL PROVIDING WIDE ANGLE UP LIGHTING IN A LED LUMINAIRE - A luminaire providing wide angle up lighting using light wells is provided. The luminaire can include a frame having a center plate and side walls. LED modules can be disposed adjacent to opposite side walls such that the LED modules are oriented towards each other. The luminaire can include light wells positioned over each of the LED modules such that light emitted by the LED modules may be reflected within the light wells until it is transmitted by a lens region of the light well at a wide angle relative to the nadir of the luminaire. The light wells can include reflective layers disposed on all surfaces surrounding the LED modules, and a transmittance lens region through which light, emitted by the LED modules as point sources, can exit the fixture as a surface of light. Light emitted by LED modules and light wells disposed on opposite sides of the luminaire can provide a bat wing distribution of up light.10-11-2012
20120188765Light Emitting Diode Recessed Light Fixture - A recessed light fixture includes an LED module, which includes a single LED package that is configured to generate all light emitted by the recessed light fixture. For example, the LED package can include multiple LEDs mounted to a common substrate. The LED package can be coupled to a heat sink for dissipating heat from the LEDs. The heat sink can include a core member from which fins extend. Each fin can include one or more straight and/or curved portions. A reflector housing may be coupled to the heat sink and configured to receive a reflector. The reflector can have any geometry, such as a bell-shaped geometry including two radii of curvature that join together at an inflection point. An optic coupler can be coupled to the reflector housing and configured to cover electrical connections at the substrate and to guide light emitted by the LED package.07-26-2012
20120262915LED (LIGHT-EMITTING DIODE) LAMP WITH LIGHT REFLECTION - The present invention is primarily related to a LED (Light-Emitting Diode) lamp with light reflection, which provides both the forward and the backward illumination via the configuration of reflection plate with one side or both sides regularly distributed with a plurality of protruding or hollow geometric spatial blocks, for example, pyramids or cones to enable both light transparency and reflection, and thus enlarges the practical space of prior LED lamp illumination and provides more utility and convenience.10-18-2012
20120262919LED ILLUMINATION DEVICE WITH A HIGHLY UNIFORM ILLUMINATION PATTERN - An LED (light emitting diode) illumination device that can generate a uniform light output illumination pattern. The illumination device includes an array of LEDs, each having a LED central axis. The LED central axis of the array of LEDs is angled approximately toward a central point. The illumination source includes a reflector with a conic or conic-like shape. The reflector wraps around the front of the LED to redirect the light emitted along a LED central axis.10-18-2012
20120262916Lighting Device Provided with a Light Radiation Propagation Optical Component - There is described a lighting device (10-18-2012
20120262917ENERGY EFFICIENT STREET LIGHTING LED LUMINAIRE - An energy-efficient street luminaire includes a luminaire housing having a heat sink in the form of outwardly extending fins integrally formed with the luminaire housing and abutting an LED junction. The luminaire also includes an LED array housed within the luminaire housing and an optical system with a high transmittance glass surrounding the LED array and the LED junction providing for the effective transmission of light generated by the LED array. An electronic driver is coupled to the LED arrays for controlling the transmission of electricity thereto.10-18-2012
20120262918LIGHTING UNIT HAVING LIGHT-EMITTING DIODES - A lighting device includes light-emitting diodes as illuminating light sources and arranged on a support, and a receptacle housing the support of the diodes and closed by a glass substrate facing the diodes. The receptacle and the fastener to fasten the support to the receptacle, are made of a thermally conductive material. Furthermore, a scattering device to scatter light is arranged at least in zones located facing the diodes, and a reflector of light is arranged in the receptacle. The lighting device is thus thin, highly effective, and causes very little dazzle.10-18-2012
20120257384LIGHT FIXTURES AND LIGHTING DEVICES - A lighting device comprises a heat sink, a housing mounted to and/or thermally coupled to the heat sink, a basket assembly attached to the housing, a solid state light emitter thermally coupled to the heat sink, and a baffle assembly attached to the housing. Also, a lighting device comprising a basket assembly and a baffle assembly. In some embodiments, the basket assembly comprises a first member defining a first opening, a second member, a space between the first and second members, and lenses in the opening and in the space. In some embodiments, the heat sink extends farther in a first direction in a first plane than a largest dimension of the housing in any plane which is parallel to the first plane. In some embodiments, at least one additional component (e.g., a power supply module or a junction box) is in contact with the heat sink element.10-11-2012
20120081895ILLUMINATION SYSTEM, ELECTRO-OPTIC DEVICE, AND ELECTRONIC APPARATUS - An illumination system includes a light source unit including a light source and a circuit substrate electrically connected to the light source. The light source is placed in the circuit substrate such that at least part of the light source overlaps the circuit substrate in the thicknesswise direction of the circuit substrate.04-05-2012
20120081893LASER DIODE COMBINER MODULES - In a laser module (04-05-2012
20120230026LUMINAIRE HAVING INNER FLOW PATH - A luminaire includes a base, a light-emitting unit, and a lamp cover. The base includes a first tube part, a second tube part having an inner diameter smaller than that of the first tube part, and a joint part connected between the first and second tube parts. An inner flow path is defined by at least the first tube part, the joint part, and the second tube part in a coaxial manner. The lamp cover is fixed on the base for covering the light-emitting unit. As such, air heated by the light-emitting unit flows out of the inner flow path to thereby allow cold air to be sucked into the inner flow path.09-13-2012
20120230028HEAT SINK DEVICE FOR LAMP AND LED LAMP COMPRISING THE SAME - The invention provides a heat sink device for a lamp, comprising a base connected to a heat source in a thermally conductive manner; and a plurality of posts extending from said base in spaced relation from one another to surround and define a hollow chamber, such that a plurality of gaps are formed on a side circumferential surface of said chamber. The heat sink device has advantages of good thermal dissipation, compact structure, small size and light weight, conservation of raw materials and reduced manufacturing costs. The invention also relates to a LED lamp comprising the heat sink device.09-13-2012
20120230027LED LUMINAIRE - Disclosed is a luminaire including an electrical base, a driver circuit in electrical communication with the electrical base, a heat sink operably coupled to the electrical base, a lens coupled to the heat sink and having a first portion adjacent the heat sink and a second portion adjacent the first portion, the first portion having at least one aperture disposed therein or therethrough, the at least one aperture having a different optical transmission property from the first portion in which the at least one aperture is disposed, a reflective member between the second portion and the heat sink, and an LED light source between the reflective member and the heat sink, the LED having at least one LED member between the reflective member and the first portion to emit light towards the reflective member, each LED member being disposed in electrical communication with the driver circuit.09-13-2012
20110122617Retaining Frame Comprising at Least one Optical Element - A retaining frame (05-26-2011
20110122616INTEGRAL HEAT SINK AND HOUSING LIGHT EMITTING DIODE ASSEMBLY - A light assembly (05-26-2011
20110122614Luminaire with Scattered Light Collection Device - A luminaire is equipped with a scattered light collection device. The scattered light collection device includes a refractor and a light collection board set below a hollow cavity formed in the middle portion of the refractor. The portion of light rays emitted from the luminaire is gone astray and scattered here and there. The strayed light rays are caught by the colored light collection board and turned into effective light rays of the same color for illuminating the surroundings.05-26-2011
20100238661ASYMMETRICAL LIGHT PRODUCING BAFFLE AND LUMINAIRE INCLUSIVE THEREOF - Disclosed is a baffle assembly configured for asymmetric distribution of light, the baffle assembly including a baffle body, a series of baffle blades disposed with the baffle body, and a series of openings defined by at least one of the baffle body and the blades of the series of baffle blades, the openings being configured for passage of the light, wherein the series of blades is configured to redirect the light that passes through the openings, wherein the blades are angled away from perpendicular or parallel disposal relative to a plane normal to a centerline of the baffle body.09-23-2010
20100238660LIGHTING UNIT - A lighting unit comprises a slender substrate; a plurality of semiconductor light sources arranged in a row in the lengthwise direction on the substrate; and a light reflector disposed along one long side of the substrate, the light reflector has a multi-reflector in which a plurality of small pieces are combined.09-23-2010
20100238659Apparatus For Eliminating Ghost Image Of Point Light Sources - An apparatus adapted for eliminating a ghost image of point light sources is disclosed. The apparatus includes a plurality of point light sources adjacently arranged, and a plurality of medium elements provided corresponding to the point light sources. Each of the point light sources is adapted for emitting a light. Each of the medium elements includes a light input surface, and a light output surface, and both of the light input surface and the output surface are arcuate surfaces adapted for diffusing the light emitted from the point light source. The point light source emits the light, and the light is inputted from the light input surface of the medium element and outputted from the light output surface of the medium element, thus configuring a uniformly distributed light without producing a ghost image. Further, a fluorescent material may be mixed in the medium element for obtaining a color combined light.09-23-2010
20100238658LED LAMP - An LED lamp includes a housing, a pair of heat sinks mounted at two opposite sides of the housing, a plurality of LEDs mounted on the two heat sinks, respectively, a reflector received in the housing, and a cover fixed on the housing. The reflector is wave-shaped and includes multiple facets located at different levels and oriented towards different directions. Each heat sink includes a substrate sandwiched between a base and a frame fixed on the base of the housing, and a plurality of fins extending outwardly from the substrate. The LEDs are mounted on the substrates and face the reflector. The cover is received in a window opened in the frame of the housing to face the reflector.09-23-2010
20100238657DECORATIVE LAMP - A decorative lamp includes an opaque bracket, an opaque cover, a transparent light source consisting of a plurality of LEDs and a light guiding sheet. The cover engages with the bracket to define a chamber between the bracket and the cover. A slit is defined in the cover and communicates with the chamber. The light source is received in the chamber of the bracket and the cover and thermally connects with a heat sink in the chamber. The light guiding sheet includes a first end filled in the slit of the cover and a terminal second end opposite to the first end and located at outside of the cover. Light emitted from the light source travels to an outside of the decorative lamp along the light guiding sheet.09-23-2010
20100328938LED LIGHTING MODULE WITH LARGE LIGHT EMITTING ANGLE - An LED lighting module includes a base, a plurality of first LEDs disposed on a top side of the base, and a plurality of reflectors disposed on the top side of the base. The reflectors correspond to the first LEDs, respectively, whereby light generated by the first LEDs can illuminate an area to which a bottom side of the base faces. A plurality of second LEDs are disposed on the top side of the base and located within the reflectors.12-30-2010
20110038150ILLUMINATION APPARATUS - An illumination apparatus and method of manufacture of the same in which an array of light-emitting elements is aligned to an array of optical elements to achieve a thin and efficient light source that can also be arranged to provide directional and/or programmable illumination.02-17-2011
20110038149LIGHTING METHOD AND SYSTEM - A lighting system including a light-emitting diode cradle securing at least one light-emitting diode and a modular unit comprising an arcuate portion, the arcuate portion comprising at least one diffusive reflective surface adapted to receive and reflect light from the at least one light-emitting diode. The lighting system further includes a diffusive transmissive element adapted to receive light reflected by the diffusive reflective surface and provide diffused light to an area requiring illumination.02-17-2011
20110038147ASSEMBLY STRUCTURE FOR LED LAMP - An assembly structure for a LED lamp includes a cover plate, a LED module, fasteners and a mask. An inner surface of the cover plate is provided with a fixing portion. Both sides of the cover plate are formed with a slot respectively. The LED module has a substrate and a plurality of LED mounted on the substrate. The substrate is provided with an insertion hole. One end of the fastener is detachably connected into the insertion hole of the substrate and the other end thereof is fixed to the fixing portion. The mask is made of transparent materials and has an accommodating space for allowing the LED module to be disposed therein. Both sides of the mask defining the accommodating space are formed with a locking flange for inserting into the slot of the cover plate. With the above arrangement, the operator can assemble or detach the LED lamp quickly.02-17-2011
20080298057Lighting Device - A lighting device has multiple light sources each having a primary optics; and a secondary optics for the multiple light sources; such that at the secondary optics the radiation patterns emitted from the multiple light sources have a substantially uniform luminance; and such that the secondary optics transforms the radiation pattern from the multiple light sources into an elliptical spot of light of substantially uniform luminance.12-04-2008
20080298056LIGHT FIXTURE WITH REPLACEABLE OPTICS - The present invention concerns a method for replacing optical elements and a light fixture containing at least one light source for illumination, including a system for fastening and replacing at least one optical element by means of magnetic attachment. It is the purpose of the invention to achieve rapid replacement of optical components in connection with a light fixture. Another purpose is that this replacement may occur without using tools and without the operator interfering with the preload of the fastening. The purpose may be achieved by a light fixture, if the optical element and the light fixture include at least two interacting magnetic interlocking pairs, the interlocking pairs including at least one permanent magnet, where at least the permanent magnet of the interlocking pair is disposed in a magnetically non-conducting material. Hereby it becomes possible for an operator to replace optical components in a very large number of light fixtures rapidly and without risking damage to the components.12-04-2008
20120327656SOLID STATE LIGHTING USING LIGHT TRANSMISSIVE SOLID IN OR FORMING OPTICAL INTEGRATING VOLUME - An exemplary general lighting fixture includes an assembly forming an optical integrating volume for receiving and optically integrating light from one or more solid state light emitters and for emitting integrated light. The assembly includes a reflector having a diffusely reflective interior surface defining a substantial portion of a perimeter of the integrating volume. A light transmissive solid fills at least a substantial portion of the optical integrating volume. A light emitter interface region of the solid, for each solid state light emitter, closely conforms to the light emitting region of the respective emitter. A surface of the transmissive solid conforms closely to and is in proximity with the interior surface of the reflector. The transmissive solid also provides a light emission surface, at least a portion of which forms a transmissive optical passage for emission of integrated light, from the volume, in a direction facilitating a general lighting application.12-27-2012
20120327654LIGHT-EMITTING ELECTRONIC TEXTILE WITH LIGHT-DIFFUSING MEMBER - A light-emitting electronic textile (12-27-2012
20120327652LIGHT-GUIDED LED INDIRECT LIGHTING DEVICE - A light-guided LED indirect lighting device includes a receiving channel, a light-guide plate made of a high-transmittance material and fitted in the receiving channel, and a circuit board arranged between the light-guide plate and the receiving channel. The light-guide plate includes two elongated light-transmitting sections located at two lateral sides thereof and protruded beyond the receiving channel, a V-shaped reflective layer integrally formed in a front side of the light-guide plate; and an elongated groove formed on a rear side of the light-guide plate. The circuit board includes a plurality of LEDs extending into the groove to forward face the V-shaped reflective layer, such that light emitted from the LEDs is blocked and reflected by the V-shaped reflective layer to project through the two light-transmitting sections, forming indirect lighting with uniform brightness while eliminating multiple shadows and twinkling.12-27-2012
20120327655LED-BASED LIGHT SOURCE WITH SHARPLY DEFINED FIELD ANGLE - A luminaire with an LED based illumination device having at least one LED includes a transmissive lens element that in combination with reflector is able to generate an output beam with a sharply defined large angle intensity profile. The reflector element is mounted to the LED based illumination device. The transmissive lens element includes first and second interior surfaces and third and fourth exterior surfaces. A portion of light emitted from the LED passes through the first interior surface and the third exterior surface and refracts towards an optical axis of the LED based illumination device, and the reflector element without interacting with the reflector element. Another portion of light emitted from the LED passes through the second interior surface and fourth exterior surface and refracts away from the optical axis to be reflected by the reflector element.12-27-2012
20120320583LIGHTING APPARATUS - The invention relates to a lighting apparatus (12-20-2012
20120320584Base Carrier, Light Source Carrier and System Comprising a Base Carrier and a Light Source Carrier - A base carrier (12-20-2012
20120320582LAMP COMPRISING AT LEAST ONE LIGHT SOURCE AND AN ELECTRONIC OPERATING DEVICE - A lamp in accordance with various embodiments may include at least one light source; and an electronic operating device; wherein at least some electronic components of the operating device are arranged laterally with respect to the light source.12-20-2012
20120320579Diffuser Assembly for LED Lighting Fixture - In an embodiment, a diffuser assembly for a multiple-LED lighting lamp is provided. The diffuser assembly is configured to be attached to multiple-LED lighting lamp with a center cavity and an integral fan that draws air from the lighting lamp to cool the LEDs. The diffuser assembly may comprise a diffuser plate and a diffuser bushing. The diffuser plate may be generally circular in shape and may include a diffuser portion and a circular hole located in the center of the diffuser portion. The diffuser bushing may be configured to be inserted through the circular hole and into the center cavity of the multiple-LED lighting lamp.12-20-2012
20120320578OPTICAL FILTER SYSTEM AND METHOD - An optical system and method for illuminating an object under investigation with filtered light is disclosed. In one embodiment, the system comprises a filter wheel having a plurality of variable bandpass filters. The filter wheel is rotatable about two axis, whereby rotation about the first axis brings a selected filter in line with a collimated beam of white light and rotation about the second axis adjusts the angle of the filter relative to the light beam in order to adjust the bandpass frequencies. A second beam of white light, which may be from a second light source, can also be reflected off of the face of the filter in a manner that illuminates the object with substantially white light. In one embodiment, the object may be alternately or simultaneously illuminated with filtered light or with reflected white light. The filter can be used as a bandstop or band rejection filter to illuminate the object with white light that is missing a narrow frequency band.12-20-2012
20120320581Thermally Managed LED Arrays Assembled by Printing - Provided herein are electronic devices including arrays of printable light emitting diodes (LEDs) having device geometries and dimensions providing enhanced thermal management and control relative to conventional LED-based lighting systems. The systems and methods described provide large area, transparent, and/or flexible LED arrays useful for a range of applications in microelectronics, including display and lightning technology. Methods are also provided for assembling and using electronic devices including thermally managed arrays of printable light emitting diodes (LEDs).12-20-2012
20120320577RECONFIGURABLE LIGHTING FIXTURE - A lighting fixture includes a housing having a surface with a fixture aperture therein, a light source assembly mountable within the housing in a replaceable manner and sized to fit through the aperture, the light source assembly includes electrical contacts configured to be in electrical communication with a light source. The lighting fixture also includes an electric input conditioner mounted within the housing in a replaceable manner and sized to fit through the aperture, the electric input conditioner is in electrical communication with the electrical contacts. The lighting fixture also includes a mount assembly in mechanical communication with the housing and configured to position the light source assembly within the housing at a location for light from the light source to emit through the aperture, wherein the light source assembly and the electric input conditioner accommodate a first light source technology, and are replaceable to accommodate a different technology.12-20-2012
20120320580LIGHT-GUIDING COVER AND ILLUMINATION DEVICE HAVING THE SAME - The present invention relates to a light-guiding cover and an illumination device having the same. The light-guiding cover, for guiding light beams emitted by at least one light-emitting diode (LED), has a light-guiding portion and a light output portion. The light-guiding portion has a light input surface for transmitting light beams thereto and a connecting surface. The light output portion formed on one end of the light-guiding portion has an optical surface adjoining the connecting surface. The light-guiding cover is substantially symmetrical and defines a central axis. The light beams received by the light-guiding portion are guided by the light input surface for light reflection from one side to another side of the optical surface across the central axis to exit from the light-output portion. Thus, the illumination device having the light-guiding cover can illuminate in an omni-directional manner.12-20-2012
20120268933Optic Coupler for Light Emitting Diode Fixture - A recessed light fixture includes an LED module, which includes a single LED package that is configured to generate all light emitted by the recessed light fixture. For example, the LED package can include multiple LEDs mounted to a common substrate. The LED package can be coupled to a heat sink for dissipating heat from the LEDs. The heat sink can include a core member from which fins extend. Each fin can include one or more straight and/or curved portions. A reflector housing may be coupled to the heat sink and configured to receive a reflector. The reflector can have any geometry, such as a bell-shaped geometry including two radii of curvature that join together at an inflection point. An optic coupler can be coupled to the reflector housing and configured to cover electrical connections at the substrate and to guide light emitted by the LED package.10-25-2012
20110216535Fresnel Reflection Device for Concentration or Collimation - An apparatus for concentrating solar radiation includes a number of modules. Each module has three receivers for receiving reflected radiation and a reflecting surface. The receivers form a triangle in a plane approximately parallel to the reflecting surface. The reflecting surface has a number of reflectors. Each of the reflectors includes three mirrored facets which are each oriented such that light reflected from the facet is directed to one of the three receivers. Further, each of the reflectors is positioned with respect to the receivers and the other reflectors to reduce facet shading.09-08-2011
20120327653LUMINAIRE AND LOUVER - A luminaire comprising lamellae holding means, a light source, and a set of lamellae comprising a plurality of (inclined) lamellae. The set of lamellae extends at least partially over a light emission window. The lamellae have a reflective front surface facing towards the light source, said front surface being designed to partially reflect light to the exterior and partially transmit light, for example in that the lamellae are diffusely translucent or have a perforated surface. The set of lamellae is provided with light converging means, for example a Fresnel lens, which optionally are integrated in the lamellae to prevent the luminaire becoming too bulky.12-27-2012
20110235325SOLID STATE LIGHTING USING LIGHT TRANSMISSIVE SOLID IN OR FORMING OPTICAL INTEGRATING VOLUME - An exemplary general lighting fixture includes an assembly forming an optical integrating volume for receiving and optically integrating light from one or more solid state light emitters and for emitting integrated light. The assembly includes a reflector having a diffusely reflective interior surface defining a substantial portion of a perimeter of the integrating volume. A light transmissive solid fills at least a substantial portion of the optical integrating volume. A light emitter interface region of the solid, for each solid state light emitter, closely conforms to the light emitting region of the respective emitter. A surface of the transmissive solid conforms closely to and is in proximity with the interior surface of the reflector. The transmissive solid also provides a light emission surface, at least a portion of which forms a transmissive optical passage for emission of integrated light, from the volume, in a direction facilitating a general lighting application.09-29-2011
20110235324LIGHT SOURCE DEVICE FOR ENDOSCOPIC OR EXOSCOPIC APPLICATIONS - A light source device for endoscopic or exoscopic applications includes a flat first light source, a second light source, an illuminating beam path that is configured to provide a first light beam emanating from the first light source for an endoscopic or exoscopic application, and a coupling device to couple a second light beam from the second light source into the illuminating beam path, whereby the coupling device is configured in such a way that at the coupling site the cross-section surface of the second light beam is smaller than the cross-section surface of the first light beam.09-29-2011
20100232157SYSTEM AND METHOD FOR PROVIDING A UNIFORM BACKLIGHT - An illumination system includes an illumination source such as an array of LED's over which is provided a diffuser. The illumination source provides light which, because of light refraction, radiates generally uniformly from edge to edge of the diffuser. The diffuser may be a planar flat piece of may include a hollow, cup like structure formed by a frame with a cover. The illumination system may be scaled up to provide multiple such illumination devices side by side to provide a greater area or strength of illumination. Multiple systems may utilize multiple diffusers or a single diffuser covering multiple illumination sources. The illumination source may be mounted to a backplate or heatsink which is larger than the illumination source to facilitate the addition of further electronic circuitry and or mounting capabilities.09-16-2010
20100232154FLUORESCENT TUBE - A fluorescent tube has a seat, a circuit board, multiple light-emitting-diodes (LED), a lampshade and two electrical terminal. The seat has two ends and a mounting surface. The circuit board is mounted on the mounting surface and has top surface. The LED is mounted on the top surface of the circuit board. The lampshade is transparent and is mounted on the seat, covers the circuit board and has an inner surface and a lens. The inner surface is opposite to the mounting surface of the seat. The lens is formed on the inner surface and faces the LEDs to guide the light of the LEDs. The electrical terminals are respectively mounted on the ends of the seat. Because the fluorescent tube does not have any reflection board, the manufacturing time and cost of the fluorescent tube decrease.09-16-2010
20100232156ELONGATED LUMINAIRE COMPRISING LEDS FOR ILLUMINATING OBJECTS IN FRONT OF THE LUMINAIRE - An elongated luminaire for illuminating objects in front of the luminaire, comprising a plurality of side emitting LEDs (09-16-2010
20100232155COMBINATION STRUCTURE OF LED LIGHTING DEVICE - An LED lamp with lower manufacturing costs is disclosed. The LED lamp includes a lamp set, a plurality of light-emitting modules and a transparent cover. The lamp set having an accommodating space is a barlike body composed of a lampshell and two covers. The lampshell is constituted by two lateral lampshells and one middle lampshell connected therebetween. The lateral lampshells and the middle lampshell are connected together by a fixing structure. The two covers seal the front and rear sides of the lamp set separately. Furthermore, plural light-emitting modules are installed on the interior surface of the lampshell, and the transparent cover is fixed to cover the lamp set.09-16-2010
20120087124LED-BASED ILLUMINATION MODULES WITH THIN COLOR CONVERTING LAYERS - An illumination module includes a plurality of Light Emitting Diodes (LEDs). The illumination module may include a reflective color converting element with a PTFE layer and a color converting layer fixed to the PTFE layer. The color converting layer includes phosphor particles embedded in a polymer matrix and has a thickness that is less than five times an average diameter of the phosphor particles. The illumination module may include a transmissive color converting element. The color converting elements may be produced by mixing a polymer binder with a solvent and phosphor particles to form a homogeneous suspension of the phosphor particles. The homogeneous suspension is applied to a surface to form an uncured color converting layer, which is heated to vaporize the solvent. The cured color converting layer includes the phosphor particles suspended in the polymer binder04-12-2012
20120087123LIGHT-EMITTING APPARATUS - The light-emitting apparatus (04-12-2012
20120087122LIGHT SOURCE DEVICE AND DIPLAY DEVICE - There are provided a light source device and a display device which do not generate a wrinkle on an optical sheet even if the optical sheet is held on an LED substrate. A reflection sheet is disposed between each of head portions possessed by a rivet, a positioning rivet and a support rivet and one surface of an LED substrate where an LED is mounted, and a gap in a direction of a sheet thickness is provided between the head portion of each of the rivets and the reflection sheet. In the case in which a sudden thermal change is caused, therefore, the reflection sheet expands or contracts between the head portion of each of the rivets and the reflection sheet so that the wrinkle can be prevented from being generated over the reflection sheet.04-12-2012
20120087121LIGHT EMITTING DIODE LAMP - An LED lamp comprises a lamp body and a colorized, translucent envelope detachably connected to the lamp body. The lamp body includes an LED module and the envelope covers the LED module. A color of the envelope is different from that of the light emitted by the LED module. The envelope changes the color of the light of the LED module when the light passes through the envelope to the outside.04-12-2012
20120087119LED LAMP - An LED lamp includes a base, a lampshade, a substrate and a light distribution board. A number of light emitting diodes are mounted on the substrate. The lampshade and the substrate are both fixed to the base. The light distribution board is positioned between the lampshade and the substrate. Opposite sides of the light distribution board respectively face the lampshade and the substrate. The light distribution board includes a number of protrusions. The base includes an oblique reflecting portion at opposite ends thereof. The reflecting portion is coated with a reflecting layer. The protrusions are configured for totally reflecting incident light with incident angle within a preset range from the light emitting diodes to the reflecting layer. The reflecting layer is configured for reflecting the reflected light to the lampshade.04-12-2012
20120087118LED LUMINAIRE HAVING LATERAL COOLING FINS AND ADAPTIVE LED ASSEMBLY - A luminaire including a housing made of thermally conductive material having a top, a bottom and two opposite sides connecting the top to the bottom, each side having plurality of external, vertically spaced, substantially parallel cooling fins that extend longitudinally and project laterally outwardly of the housing, preferably at a shallow downward and outward angle. The housing configuration provides a large surface area per unit of housing length to optimize heat dissipation. A configurable, cartridge-like LED bezel assembly—readily replaceable in the field—is supported on the bottom of the housing. A driver for the LED assembly—also readily replaceable in the field—is located within the housing.04-12-2012
20110292653LED lamp, method for manufacturing and LED lamp and bulb therefor - In various embodiments, a semiconductor lamp may include at least one semiconductor light source; a heat sink for cooling at least the at least one semiconductor light source; and a diffuser fixed to the heat sink; wherein the heat sink has at least one receptacle space; wherein the receptacle space is filled with solid filling compound; and at least one part of an edge of the diffuser is dipped into the filling compound in a positively locking manner.12-01-2011
20110305015LED ILLUMINATION LAMP AND LED ILLUMINATION UNITS THEREOF - An LED illumination unit includes a substrate, a plurality of LEDs mounted on the substrate and arranged in rows and columns to form an LED array, and a corresponding number of plate-type light reflectors mounted on the substrate. The LED array has a center and a symmetrical axis across the center. The LEDs is arranged symmetrically on the substrate with respect to the symmetrical axis. Each light reflector is paired with an LED and disposed immediately adjacent to the LED. Each light reflector has a light reflecting surface facing the LED. The light reflectors each defines a mounting angle relative to the symmetrical axis, and the mounting angle is an angle from 0 to 90 degrees. An LED illumination lamp incorporating a plurality of the LED illumination units is also disclosed.12-15-2011
20120092867METHOD FOR PRODUCING A CIRCUIT BOARD HAVING LEDS AND PRINTED REFLECTOR SURFACES, AND CIRCUIT BOARD PRODUCED ACCORDING TO THE METHOD - The invention relates to a circuit board having a light source for illumination purposes, having at least one LED electrically conductively connected to conductors of the circuit board, and the light thereof being converted into directed light by means of at least one mirror disposed on the circuit board, characterized in that the mirror is designed as a reflective coating printed onto the circuit board.04-19-2012
20120092866LIGHTING DEVICE HAVING A BASE BODY OF TRANSLUCENT MATERIAL - A lighting device has a base body of translucent material, in which several light-emitting diodes, which are applied to a flexible adhesive strip having integrated conductors, are arranged at intervals. A cavity is milled into the rear of the base body, the width and length of the cavity being slightly smaller than the width and length of the base body. A closed edge web is created along the periphery of the base body. An adhesive strip having light-emitting diodes is applied to the interior side of the edge web over the entire length in such a way that light-emitting diodes are arranged on the interior sides of opposing edge web sections. The light-emitting diodes illuminate a solid section of the base body in front of the cavity and produce a high luminous density on the front side. The rear side of the cavity is closed by a cover.04-19-2012
20120092865DRIVER-FREE LIGHT-EMITTING DEVICE - A light source includes a plurality of solid state light emitters configured to be powered directly from an AC source, and means for providing an electrically insulating and thermally conductive attachment between the solid state light emitters and a heat sink.04-19-2012
20120287631THIN FLAT PANEL LED LUMINAIRE - The invention described herein is a very thin flat panel LED luminaire, including a flat baseboard, a flat reflection panel, a flat acrylic panel, a flat diffusion panel, LED bar, and aluminum encasement frame which combines with the baseboard to form the chassis for the luminaire. The LED bar is placed along either or both sides of the stack. The acrylic panel is printed with a mesh-like mask pattern of dots in a pattern in which the density of the pattern is decreases the farther away from the LED bar the pattern is, differentially coupling the light from the point source LED bar from the reflection panel into the flat acrylic panel so that illumination across the luminaire is substantially uniform.11-15-2012
20120287632LAMP LIGHT SOURCE - A lamp light source comprises: a light-emitting unit having a plurality of semiconductor light-emitting elements arranged as a ring on a front face of a mount so as to principally emit light in a frontal direction; and a circuit unit converting externally-supplied electrical power to cause the semiconductor light-emitting elements to emit the light, wherein a through-hole passes vertically through the light-emitting unit at a point inside the ring of semiconductor light-emitting elements, the circuit unit is at least partly arranged within the through-hole, and a space is provided between the circuit unit and the light-emitting unit.11-15-2012
20120287628LUMINAIRE - A luminaire includes a earner having a mounting surface, at least two % M-emitting diodes, each light-emitting diode having a radiation exit surface, an optical element having a radiation entrance surface, wherein the light-emitting diodes are arranged on the mounting surface of the carrier, the optical element is arranged on a side of the light-emitting diodes facing away from the carrier, and the radiation exit surface of each light-emitting diode is optically coupled to the radiaπon entrance surface of the optical element11-15-2012
20120287630OPTICAL MODULE AND LIGHT-EMITTING DIODE LAMP - A light-emitting diode (LED) lamp includes a lamp holder, an optical module and a locking ring. The lamp holder has a first recess and the optical module is disposed in the first recess. The optical module includes a body, an LED board, a reflecting cover and a lens. The body has a second recess and the LED board is disposed in the second recess. The LED board includes a circuit board and a plurality of LEDs. The LEDs are disposed on the circuit board. The reflecting cover is disposed in the second recess and located on the LED board. The reflecting cover has a plurality of openings and the LEDs go through the corresponding openings to be exposed within the reflecting cover, and the lens is disposed at the reflecting cover. The locking ring is locked at the lamp holder to fix the optical module into the lamp holder.11-15-2012
20120287629LIGHTING DEVICE HAVING HEAT DISSIPATION ELEMENT - A lighting device comprising at least a first light source and at least a first heat dissipation element. At least a first region of the dissipation element comprises at least one material selected from among (1) sintered silicon carbide, (2) a sintered mixture of silicon carbide and at least one other ceramic material, (3) a sintered mixture of silicon carbide and at least one metal other than aluminum, (4) a sintered mixture of silicon carbide, at least one other ceramic material and at least one metal other than aluminum and (5) a sintered mixture of silicon carbide, at least one other ceramic material and at least one metal. Also, a lighting device comprising at least a first light source and heat conducting means for dissipating heat.11-15-2012
20120287626LED ILLUMINATION STRUCTURE WITHOUT LIGHT GUIDE PLATE - An LED illumination structure without a light guide plate (LGP) includes an optical bottom plate, a plurality of LED illumination components arranged at least along one side edge of the optical bottom plate and a plurality of reflecting structures parallel to the LED illumination components formed on the optical bottom plate from two opposite side edges of the optical bottom plate to a center of the optical bottom plate. The reflecting structures are in a shape of tapered embossment and include a first side facing the center of the optical bottom plate and a second side facing the side edges of the optical bottom plate. An optical film is arranged in a raising direction of the reflecting structures of the optical bottom plate. The present invention is applicable to an illumination lamp for generating a uniform light emitting or may further be an illumination structure for projecting a light source of a bare-eyed 3D image.11-15-2012
20120287625ADJUSTABLE SLOPE CEILING RECESSED LIGHT FIXTURE - An adjustable assembly for conveying heat away from a fixture. The adjustable assembly includes a sliding plate having a first side for mounting the fixture thereon and a curved surface opposite the first side. The adjustable assembly also includes a fixed heat sink having a mating surface adapted to allow the curved surface of the sliding plate to slide from a first position to a second position while maintaining a substantially flush contact between the curved surface of the sliding plate and the mating surface of the fixed heat sink. At least one fastener is also provided for securing the sliding plate to the fixed heat sink alternately in the first position or the second position.11-15-2012
20100208460LUMINAIRE WITH LED ILLUMINATION CORE - A luminaire includes a housing, at least one core member coupled to the housing, at least one LED positioned on the core member, and at least one heat sink thermally coupled to the LEDs. The core member includes a first end, a second end, and a body extending from the first end to the second end. The body's outer surface includes one or more receiving surfaces spaced apart and operable to receive one or more LEDs. LEDs can be added, removed, or repositioned on the receiving surfaces to change the light distribution. The cooling system includes either an integral heat sink, an external heat sink, or both. The core member is designed to increase lighting efficiency by directing more light away from a direction opposite the intended area of illumination.08-19-2010
20100202142ILLUMINATION DEVICE - An illumination device having an optical waveguide stage to which is optically coupled a light-projecting stage. The illumination device accepts light from a small isotropic light source such as a light emitting diode or a bulb coupled to the optical waveguide stage. The illumination device spreads the light over a wide area while also collimating it to form a beam. The light-projecting stage and the optical waveguide stage are made of thin slabs of optically transmissive material.08-12-2010
20100182782Light Emitting Diode Troffer - A troffer-style luminaire includes first and second side ends and a top end extending between the side ends. The side and top ends define an interior region. Light emitting diodes (“LEDs”) are coupled along interior surfaces of the side ends, within the interior region. At least some of the LEDs are coupled to the interior surfaces by being wedged between members protruding into the interior region from the interior or other surfaces. In addition, or in the alternative, one or more spring clips can apply a force that holds the LEDs against the interior surfaces. A reflector extends between the LEDs and the top member and reflects light from the LEDs towards a bottom end of the frame. The light emitted by the LEDs is directed to the reflector and then indirectly emitted through the bottom end, into a desired environment.07-22-2010
20120140466LED SPOTLIGHT - An LED spotlight that is operable to emit light with a selected emission angle measured relative to an emission axis of the spotlight comprises: a dish shaped (parabolic) reflector and a plurality of LEDs, wherein the LEDs are configured such that in operation each emits light in a generally radial direction to the emission axis of the spotlight and wherein the light emission axis of the LEDs is configured at an angle to the emission axis of the spotlight of at least 40°. In preferred embodiments the LEDs are configured such that their emission axis is substantially orthogonal to the emission axis of the spotlight and the reflector comprises a respective parabolic light reflective surface portion associated with a respective one of the LEDs.06-07-2012
20120140465LIGHTING FIXTURE - The present disclosure relates to a lighting fixture that is configured to transfer heat that is generated by a light source and any associated electronics toward the front of the lighting fixture. The lighting fixture includes a heat spreading cup that is formed from a material that efficiently conducts heat and a light source that is coupled inside the heat spreading cup. The heat spreading cup has a bottom panel, a rim, and at least one sidewall extending between the bottom panel and the rim. The light source is coupled inside the heat spreading cup to the bottom panel and configured to emit light in a forward direction through an opening formed by the rim. Heat generated by the light source during operation is transferred radially outward along the bottom panel and in a forward direction along the at least one sidewall toward the rim of the heat spreading cup.06-07-2012
20120140464FLEXIBLE LIGHT SOURCE MODULE - A flexible light source module including a flexible substrate, a flexible light guide film and a plurality of point light sources is provided. The flexible light guide film including light-guiding portions is disposed on the point light sources. Each of the light-guiding portions includes a light incident surface and a light emitting surface. The light incident surface includes light incident sub-surfaces. The light emitting surface includes light emitting sub-surfaces, and the one closest to the geometric center of the light-guiding portion is a first light emitting sub-surface. The absolute values of the tangent slopes of the first light emitting sub-surface are ascending with approaching the geometric center of the light-guiding portion. The light beams emitted from the point light sources exit out of the flexible light source module via the flexible light guide film so that the flexible light source module provides a uniform planar light source.06-07-2012
20130010463ILLUMINATION DEVICE - An illumination device including a base, a heat dissipation member, an FPC board and a plurality of light-emitting elements is provided. The heat dissipation member is disposed on the base. The heat dissipation member has a center axis and a curved surface. The center axis passes through the base and the curved surface surrounds the center axis. The FPC board is disposed on the curved surface. The light-emitting elements are disposed on the FPC board.01-10-2013
20100020538REFLECTOR EMITTER - A reflector emitter includes a combination reflector having at least one elliptical concave mirror shaped as an ellipsoid of revolution section having first and second focal points disposed outside and inside of the ellipsoid of revolution section, respectively. The reflector emitter includes at least one light source at the second focal point. The ellipsoid of revolution section is formed as an ellipsoid of revolution that is cut between its center and the first focal point in a longitudinal section plane and in a cross-sectional plane. An aperture is provided above an other concave mirror having at least one focal point that coincides with the first focal point of the ellipsoid of revolution section. The other concave mirror is formed as a hollow body cut in a sectional plane through its focal point. This sectional plane and the longitudinal section plane of the ellipsoid of revolution section share a common plane of reference and the concave mirrors have opposing faces.01-28-2010
20100135016LAMP UNIT - Disclosed is a lamp unit 06-03-2010
20130016510MODULAR LED ILLUMINATION APPARATUS - An illumination module that can be retrofitted to a common cobra head and shoebox style street and parking lot pole mounted light housings. This module can reduce the energy requirements by as much as 85%. The module also eliminates the typical required heat sinks. A self contained insect repulsion module that is “insect-tuned” is provided. This repulsion module is set at a frequency that discourages any infestation. A back-up photocell module turns the light “OFF” when the ambient light is above a certain threshold if the primary photocell fails. A lens housing structure substantially reduces extraneous upward and side illumination. The module can be retrofitted using only two simple steps, taking only about ten minutes using only common hand tools.01-17-2013
20130016508VARIABLE THICKNESS GLOBEAANM PROGL; CURTAACI RaleighAAST NCAACO USAAGP PROGL; CURT Raleigh NC USAANM DIXON; MARKAACI MorrisvilleAAST NCAACO USAAGP DIXON; MARK Morrisville NC US - A variable thickness globe for a lighting device comprises a wall including a curved outer surface and an inner surface. A thickness of the wall between the curved outer surface and the inner surface varies over a predetermined extent of the wall.01-17-2013
20130016507D Shaped Induction Lamp RetrofitAANM Yeh; JohnAACI OxnardAAST CAAACO USAAGP Yeh; John Oxnard CA US - A retrofit for a conventional HID light fixture, used for either low bay or high bay applications. The retrofit replaces the conventional HID light fixture with an induction lamp system. The HID bulb within the dome is replaced with two D-shaped induction lamps. The HID ballast is replaced with two ballasts for each of the D-shaped induction lamp, and is preferably kept in the original ballast housing. It is possible to independently turn on and off as well as dim each of the two D-shaped induction lamps independently.01-17-2013
20130016509LED LAMPAANM Van de Ven; Antony PaulAACI Hong KongAACO CNAAGP Van de Ven; Antony Paul Hong Kong CN - A lamp comprises an LED assembly comprising at least a first LED operable to emit light at least of a first color, and at least a second LED operable to emit light at least of a second color. An enclosure is configured so that the light emitted from the first LED is mixed with the light emitted from the second LED in the enclosure. The enclosure has an internal reflector wall. The light is emitted from the lamp through a diffuser lens. A trim piece may be secured to the lamp where the trim piece may be formed at least partially of a thermally conductive material. A method of making an LED lamp comprises providing at least a first LED operable to emit light of a first color and at least a second LED operable to emit light of a second color is also provided.01-17-2013
20110141732ELECTRONIC DEVICE - According to one embodiment, a lighting unit incorporated in the housing of a note PC includes a lens unit provided with a plurality of light guiding lenses formed of a transparent resin, and a plurality of couplers coupling the light guiding lenses. A plurality of light shielding plates project from the inner surface of the housing between the light guiding lenses. Each light shielding plate has an upper edge at a level higher than the light input surfaces of the light guiding lenses.06-16-2011
20110157885COVER FOR A LIGHT SOURCE - The invention relates to a cover (06-30-2011
20130021795LED BULB HAS MULTIPLE FEATURES - The current invention make a big improvement than conventional market available all kind of LED bulb which only can offer near-by areas illumination not like the current invention can use one LED bulb to offer near-by and far-away illumination or image or both or any combination with other light effects and digital data display images. Also, The current invention may has more than one light beam emit out from LED bulb which under more than one control means for the one of the light beam may selected from power failure, remote control, Infra red controller, blue-tooth with mobile phone, motion sensor to trigger at least one of the light beam to offer the light beam for illumination or image to area(s).01-24-2013
20130021797ILLUMINATION APPARATUS AND PLANT CULTIVATION APPARATUS - An illumination apparatus (01-24-2013
20130170204LIGHT SOURCE APPARATUS - A light source apparatus is provided which uses a plurality of semiconductor laser devices and which offers adequate heat dissipation. The light source apparatus using a plurality of semiconductor laser devices includes a holding member on which the plurality of semiconductor laser devices is arranged, wherein at least one semiconductor laser device among the plurality of semiconductor laser devices is arranged on the holding member such that a relative position of the semiconductor laser device in an optical axis direction with respect to an adjacent semiconductor laser device in a front view of the holding member is greater than a relative position of the semiconductor laser device in a direction perpendicular to the optical axis direction with respect to the adjacent semiconductor laser device.07-04-2013
20130170202LED ILLUMINATING DEVICE - An LED illuminating device includes a base, an LED substrate mounted on the base, at least one LED on the substrate and an envelope fixed on the base. The envelope includes a plurality of transmission regions and a plurality of reflective regions. The lights beams emitted by the LED reaches the envelope. A first portion of the light beams reaching transmission regions can pass therethough. A second portion of the light beams are internally reflected in multiple times by the reflective regions until they finally escape to outside through the transmission regions. The direction of the light beams can reach various locations of each of the transmission regions at various angles.07-04-2013
20120243223LIGHT EMITTING DEVICE PACKAGE - There is provided a light emitting device package, including at least one light emitting device; a lead frame electrically connected to the light emitting device; a body part supporting the light emitting device and the lead frame and including a cavity opened so as to expose the light emitting device and the lead frame; a reflecting part fitted and fixed into the cavity so as to surround the light emitting device; and a sealing part filled in the reflecting part and sealing the light emitting device.09-27-2012
20100091489Seat Light and Plaque Holder - A seat light comprising a lamp shade component having a vertical back edge and an arcuate hood and a rectangular shroud component mountable within the lamp shade and encasing a circuit board carrying a plurality of LED's wherein the positioning of the LED's and shape of the hood cooperate to direct light down toward an adjacent aisleway, while concealing the shroud and LED's from normal view. A cooperating plaque holder adapted to be illuminated by the seat light is also disclosed.04-15-2010
20100091488LUMINAIRE ARRANGEMENT WITH COVER LAYER - A luminaire arrangement for providing a luminous flux in a target direction (z) comprising a light guide (04-15-2010
20100091487HEAT DISSIPATION MEMBER HAVING VARIABLE HEAT DISSIPATION PATHS AND LED LIGHTING FLOOD LAMP USING THE SAME - A heat dissipation member having variable heat dissipation paths and an LED lighting flood lamp using the same are provided, which can maximize heat dissipation effect by widening an air contact area and making air flow rapidly, seek a waterproof effect and prevention of a scald due to contact with a high-temperature heat dissipation plate, and prevent the reduction of heat dissipation efficiency caused by foreign substances by keeping wings of the heat dissipation plate not exposed to an outside. The LED lighting flood lamp using a heat dissipation member having variable heat dissipation paths includes LEDs, an LED mounting substrate on which the LEDs are mounted, a heat dissipation member having a lower part to which the LED mounting substrate is fixed and provided with the variable heat dissipation paths formed thereon, an upper cap fixed to outer surfaces of heat dissipation plates of the heat dissipation member; a fixing ring member fixed to the lower part of the heat dissipation member to achieve inflow of outside air, and a lower lens fixed to a lower part of the cap.04-15-2010
20130170205AIRFIELD LIGHTING APPARATUS - Lighting apparatus for airports, in particular flush light, having housing with a housing base and a housing top that includes a recess for receiving a light disc. Light disc facilitates the emission of light from a light source, disposed in the interior of the housing, to the surroundings. A light source carrier on which the light source is mounted is attached to a heat transfer block locked in a recess of the housing top such that edges and/or at least partially flat sides of the heat transfer block are in direct contact with the corresponding sides of the recess.07-04-2013
20080232102Emergency light fixture having an efficient reflector assembly - An emergency light fixture includes at least two light sources and a reflector. The light sources are disposed within the reflector. The reflector includes a first concave surface formed by rotating a first parabola about a first central axis of the first parabola, a second concave surface formed by rotating a second parabola about a second central axis of the second parabola, and a third concave surface formed by translating a third parabola along a substantially straight line. The third concave surface intersects the first concave surface and the second concave surface. The light sources may be disposed at the foci of the first and second parabolas or offset from the foci. The first and second central axes may be oriented at symmetrical angles with respect to a plane bisecting the third parabola. The reflector preferably has no convex joints. The first, second, and third parabolas may be degenerated. A third light source may be disposed within the third concave surface.09-25-2008
20110261565LIGHTING DEVICE - An outdoor lighting device for lighting a target, particularly for use in street lighting, includes a support structure and a lighting unit stably associated with the support structure and having one or more light beam sources of LED type, with preset FWHM values, and one or more reflecting surfaces designed to at least partially reflect light beams. At least a first one of the LED sources has the FWHM of its luminous spectrum totally reflected by one or more of the reflecting surfaces and totally projected towards the target for increased lighting efficiency.10-27-2011
20100046217OPTICAL SYSTEM AND METHOD FOR MANAGING BRIGHTNESS CONTRASTS BETWEEN HIGH BRIGHTNESS LIGHT SOURCES AND SURROUNDING SURFACES - An optical system and method provides at least one, and preferably an array of relatively small, high brightness light sources with a surrounding surface that exhibits brightness, thereby reducing the contrast between the high brightness produced by the light sources and the brightness of their surrounding surfaces. The optical system includes a light waveguide structure that captures a portion of the light from the individual high-brightness light sources, and then re-emits the source light to create brightness in the light sources' surrounding surfaces. The optical system is particularly adapted for use with LEDs, but could be used with other high brightness light sources.02-25-2010
20130176726LED HEAT DISSIPATION DEVICE HAVING AXIAL AND RADIAL CONVECTION HOLES - The present invention provides a LED heat dissipation device having axial and radial convection holes for meeting the heat dissipation requirement of a light emitting diode (LED), so the heat dissipation device is not only equipped with a function of dissipating heat to the exterior through the surface of the heat dissipation device, but also provided with the air flowing capable of assisting heat dissipation through the hot airflow in a heat dissipation member having axial and radial convection holes (07-11-2013
20130170206LIGHT SOURCE DEVICE - A light source device is provided such that light emerges mainly from the axially central section of an outer tube and is configured to minimize the risk of thermal damage to electronic components of a circuit unit. The device includes: a semiconductor light-emitting element as a light source; a circuit unit driving the semiconductor light-emitting element to emit light; and an envelope formed from an outer tube and a power connector, the envelope housing the semiconductor light-emitting element and the circuit unit. A light diffuser having a reflective outer surface to diffuse incident light is disposed at least partially in the axially central section of the outer tube. The semiconductor light-emitting element is disposed on a side of the light diffuser at which the power connector is located and in an orientation that its main emission direction points toward the light diffuser.07-04-2013
20120250316HIGHLY EFFICIENT LUMINAIRE HAVING OPTICAL TRANSFORMER PROVIDING PRECALCULATED ANGULAR INTENSITY DISTRIBUTION AND METHOD THEREFORE - A highly efficient luminaire. The luminaire includes a light source that emits light. The emitted light is redirected by a light transformer having a curved circular reflective interior surface, the reflective interior surface reflecting the light in a predetermined pattern. A substantial amount of light being may be reflected close to an axis coincident with a radial line defining a radius of the circular reflective interior surface. Additionally, a substantial amount of light may be reflected in a pattern with low divergency or parallel with an axis of the light transformer. The light is transmitted to the exterior of the luminaire by an optical window.10-04-2012
20130170203LIGHT-EMITTING DIODE ARRAY LIGHT SOURCE AND OPTICAL ENGINE HAVING THE SAME - A light-emitting diode (LED) array light source includes a substrate, a meshed light-shielding layer, LED chips, and a micro-lens array. The meshed light-shielding layer includes bar-shaped light-shielding patterns intersected with one another to define openings. Each bar-shaped light-shielding pattern has a bottom surface, a top surface, and two side surfaces. A width of the top surface is smaller than that of the bottom surface. A thickness of the meshed light-shielding layer is T07-04-2013
20130114254LUMINOUS FLUX CONTROL MEMBER AND ILLUMINATION DEVICE - Disclosed is a luminous flux control member (05-09-2013
20130114252ILLUMINATION DEVICE, LIGHT SOURCE, AND LIGHT MODULE - An illumination device including a base, a light bar, and a cover is provided. The base has a cavity. The light bar is disposed at the bottom of the cavity and includes a plurality of dot light sources arranged along a first axial direction. The cover is assembled to the base for correspondingly covering the light bar and has a plurality of openings. The distribution density of the openings increases from a corresponding location of a dot light source towards two opposite ends along the first axial direction. A light source and a light module are also provided. Another illumination device including a base and a plurality of light sources is further provided.05-09-2013
20130114253Bulb-Type Lamp and Luminaire - A bulb-type lamp includes a base body, a heat pipe, a light-emitting body, a cap and a lighting circuit. One end side of the heat pipe protrudes from one end side of the base body, and the other end side of the heat pipe is connected to the one end side of the base body. The light-emitting body includes plural LED elements, is connected to the one end side of the heat pipe, and is attached to the heat pipe to enable heat conduction. The cap is provided at the other end side of the base body. The lighting circuit is housed in the base body.05-09-2013
20130114251ILLIMINANT DEVICE AND MANUFACTURING METHOD OF LAMP HOLDER - An illuminant device includes at least an illuminant element and a lamp holder including a housing, a metal core printed circuit board (MCPCB) and a power-driving unit. The housing includes a first side and a second side opposite to the first side. The MCPCB is disposed on the first side of the housing and includes a base and a plurality of extending parts extended from the circumference of base in a bending forming manner and spaced from each other. The base has a plurality of holes, the extending parts are embedded within the housing, and the illuminant element is mounted on the base. The power-driving unit includes a circuit board, and a first end of the circuit board has a plurality of posts. The posts are respectively penetrated the holes and electrically connected to the MCPCB. In addition, a manufacturing method of the lamp holder is disclosed.05-09-2013
20130094208LED STREET LIGHT - Provided is a light-emitting diode (LED) streetlight that can implement LED lighting having a high heat emission efficiency and a favorable light distribution function, while maintaining a prototype of general post top lights as they are at maximum. The LED streetlight includes: a connection member that is placed on top of a post; a transparent or translucent protective cover that is placed on top of the connection member; a least one LED module that is surrounded by the protective cover; and a heat sink that is placed on top of the protective cover, to thus form an accommodation space that accommodates the LED module together with the connection member, in which the LED module is placed on the bottom surface of the heat sink, to thus allow heat generated from the LED module to be radiated outwardly.04-18-2013
20130100664INTERNAL COLLECTING REFLECTOR OPTICS FOR LEDS - An optical system is disclosed that uses an LED light source. The light output is coupled to an optic element formed from a material with a high refractive index. The coupling of the light to the high index material significantly reduces the cone angle of the light. The system is very efficient in that nearly all the light generated by the LED is directed to the intended subject.04-25-2013
20130100666LIGHTING DEVICE AND DISPLAY DEVICE - A lighting device includes LEDs, a reflecting sheet that reflects light emitted from the LEDs, and connectors electrically connected to the LEDs. The reflecting sheet has integrated superposed portions on which the connectors are superposed, and the connector surface on the reflecting sheet side thereof serves as a sheet pressing surface for pressing down the superposed portions of the reflecting sheet.04-25-2013
20130100665LIGHTING DEVICE - A lighting device (04-25-2013
20130100662LED LAMP WITH VERTICAL AIRFLOW CHANNEL - An LED lamp includes a heat sink, a lamp shell and a light module. The heat sink includes a substrate and a plurality of fins. The substrate has a top surface and a bottom surface. The lamp shell is fixed to a periphery of the substrate. The light module is received between the lamp shell and the bottom surface of the substrate of the heat sink. The substrate defines a first through-hole through the top and bottom surfaces thereof to communicate airflow channels between the fins with a space below the bottom surface of the substrate, wherein the light module is received in the space.04-25-2013
20130201679LIGHTING DEVICE AND METHOD OF INSTALLING LIGHT EMITTER - A lighting device comprising a junction box, a trim element and a solid state light emitter, at least a portion of a space defined by regions of the trim element within a space defined by regions of the junction box, the light emitter within the trim element space. A lighting device comprising a trim element (with at least two regions) and a solid state light emitter, in which at least a first part of the first region can be positioned in a first space with the second region outside the first space, the light emitter within the first part. A lighting device, comprising a trim element (which comprises at least two regions), part of an exterior of which defines a first space, at least a first part of the first region within the first space, a solid state light emitter within the first part. Methods of installing a light emitter.08-08-2013
20130201680LED LAMP WITH DIFFUSER HAVING SPHEROID GEOMETRY - Embodiments of a lamp are described that use light emitting diodes (LEDs) to generate an intensity distribution that is consistent with incandescent lamps. In one embodiment, the lamp comprises a diffuser having a spheroid geometry with a light reflective upper portion and a light transmissive lower portion. The lamp also includes a thermal management system with a plurality of optically active heat dissipating elements disposed annularly about the diffuser. In one example, the heat dissipating elements are spaced apart from the diffuser to promote convective heat dissipation.08-08-2013
20130201681LENS ASSEMBLY - In one example implementation, a lens assembly is provided that includes a substantially rigid lens, one or more lighting elements, and a lens cover that cooperates with the substantially rigid lens to at least partly define an enclosure within which the one or more lighting elements are disposed, wherein the lens cover is substantially non-transparent.08-08-2013
20130120988HYBRID PROJECTOR LED LOW BEAM HEADLAMP - The optics system is a lamp assembly which produces the desired beam pattern by using a reflector, a lens, a retainer lens, and an LED as a light source. The lamp assembly has three main components (the reflector, the lens, and the retainer lens) that maintain proper alignment between the light source and the reflector, the lens, and the retainer lens. The optical system collects substantially 100% of the light from the light source while effectively shaping the beam pattern using both cylindrical and revolved reflector elements. The lens has a saddle-shape which is used with the surface of a revolution to eliminate any “dogbone” light pattern shape. The use of a reflective element forms the foreground of the beam pattern.05-16-2013
20110267815THERMOSYPHON LIGHT ENGINE AND LUMINAIRE INCLUDING SAME - A thermosyphon light engine and luminaire including the same are provided. The light engine includes a condenser, an evaporation chamber, and a connecting element therebetween. The condenser returns a gaseous substance located therein to a liquid substance. The evaporation chamber includes a solid state light source, a working liquid, and an optical element that beam shapes light emitted by the at least one solid state light source. The solid state light source is immersed in the working liquid, such that heat generated by the solid state light source changes the working liquid into a gaseous substance. The gaseous substance travels through the connecting element to the condenser, which returns the gaseous substance to a liquid substance. The liquid substance then travels through the connecting element back to the evaporation chamber.11-03-2011
20110267814ILLUMINATION APPARATUS EMPLOYING LIGHT-EMITTING DEVICE PACKAGE - An illumination apparatus includes a light source unit comprising at least one light source module comprising a plurality of light-emitting device chips and a lead frame on which the light-emitting device chips are mounted and which connects the mounted light-emitting device chips; a diffusion cover having an interior space in which the light source module is accommodated and diffusing light emitted from the light source module; and an installation portion formed adjacent to the diffusion cover to install the light source module.11-03-2011
20130128574Electric Shock Resistant L.E.D. Based Light - An LED-based light comprises: a tubular housing formed of a high-dielectric material and defined at least in part by a light transmitting portion; an elongate circuit board disposed within the housing; at least one LED mounted on the circuit board; an elongate heat sink disposed within the housing, the heat sink having an interior circuit board mounting surface opposing a radially outer surface, the circuit board mounted in thermally conductive relation to the circuit board mounting surface, substantially all of the radially outer surface of the heat sink in thermally conductive relation with the tubular housing for electrically insulated thermal transmission of heat generated by the LED from the circuit board to an ambient environment surrounding the LED-based light; and a pair of end caps disposed on opposing ends of the housing with connectors configured to physically connect the LED-based light to a conventional fluorescent light fixture.05-23-2013
20130128575LIGHTING AND VENTILATING SYSTEM AND METHOD - Embodiments of the invention provide a lighting and ventilating system including a main housing. The main housing can include an inlet through which air can be received within the main housing and an outlet through which the air can exit the main housing. A fan wheel can be supported in the main housing and it can be operable to generate a flow of air. A grille can be coupled to the main housing and the grille can comprise a plurality of apertures and a second set of illumination devices. The system further can include a lamp housing coupled to the grille, the lamp housing can include a first set of illumination devices. Also, a plate can be coupled to the grille so that the plate is adjacent to the second set of illumination devices.05-23-2013
20130128571PRISM PLATE, ILLUMINATION OPTICAL SYSTEM OF IMAGING DEVICE, AND FORMING DIE OF PRISM PLATE - A prism plate is obtained which gives directivity to the exit directions of illumination light and enables control of the illuminance distribution. A prism plate 05-23-2013
20130128570SECONDARY OPTICAL APPARATUS FOR A CIRCULAR LED ARRAY - A secondary optical apparatus for a circular light emitting diode (LED) array includes a plurality of LEDs circularly disposed on a plane; and a reflector having an annular reflecting surface oriented above the LEDs such that one portion of the light emitting from the LEDs is reflected by the annular reflecting surface sideward and backward to form a radially outwardly diverging beam having light distribution above and below the plane, and another portion of the light emitting from the LEDs is directed forward to form a forwardly-projecting beam.05-23-2013
20110273881LED LIGHTING DEVICES HAVING IMPROVED LIGHT DIFFUSION AND THERMAL PERFORMANCE - A white light LED-based lighting device may comprise a light assembly including a plurality of white-light LEDs disposed on a substrate. The LEDs may cover the substrate top surface in a density of greater than 50 individual LEDs per square inch. An electrical driver board is electrically connected to the LEDs. A heat sink is thermally connected to the substrate and the LEDs. A reflector assembly may be disposed on the heat sink such that its focal plane is disposed generally adjacent to the LEDs. The device may have a continuous operating temperature of 65 degrees Celsius or lower in a room temperature environment. The LEDs may comprise a top surface area of less than 2 mm11-10-2011
20110273880ILLUMINATION APPARATUS HAVING A PLURALITY OF SEMICONDUCTOR LIGHT-EMITTING DEVICES - An illumination apparatus includes a plurality of semiconductor light-emitting devices, a reflective layer, a plurality of conductor parts and a translucent adhesive layer. Each of the semiconductor light-emitting devices has a translucent substrate, and a semiconductor light-emitting layer formed on the substrate. The reflective layer has a size on which semiconductor light-emitting devices are arranged at intervals. The conductor parts are provided on the reflective layer, and electrically connected to the semiconductor light-emitting devices. The adhesive layer bonds the substrates of the semiconductor light-emitting devices onto the reflective layer, and thereby holds the semiconductor light-emitting devices on the reflective layer.11-10-2011
20110273879LED ENGINE OF FINNED BOXES FOR HEAT TRANSFER - A light emitting assembly (11-10-2011
20110273878LED LUMINAIRE - A luminaire for lighting an area includes at least one LED and a first reflector disposed substantially within the housing. The first reflector includes an annular reflective surface having a central axis and an edge defining an aperture through which light exits. The annular surface is formed from a first conic cross section portion revolved about the central axis with one of the at least one LED facing the central axis and positioned proximate a focal point of the first conic cross section portion. The luminaire also includes a second reflector within the housing. The second reflector has a bottom reflective surface that is formed from a second conic cross section portion extending to and revolved about the central axis. The focal point of the second conic cross section portion is proximate the one of the at least one LED.11-10-2011
20110273877Linear Lighting System - A luminaire for lighting a traffic surface in a tunnel is disclosed, wherein the luminaire has light sources disposed in an array for casting light on a traffic surface and structure for controlling and directing the light, such as a reflector or refractor lens. The luminaires are positioned along the length of the tunnel at angles to the traffic surface facilitating optimal use of the generated light. The luminaire is configured as a module that can be quickly installed into a support track mounted on the tunnel walls, and is dust and waterproof to endure mechanical and high pressure water cleaning by conventional tunnel washers. The luminaire is particularly well suited to employ light emitting diodes for generating and casting light.11-10-2011
20110273876THERMOPLASTIC STAKE MOUNTING SYSTEM AND METHOD - A method and system for fastening an optical component having one or more thermoplastic stakes extending therefrom to a substrate is shown. The method and system include providing and inserting the thermoplastic stakes through openings in the substrate. An elastomeric compensator, such as a sheet, a washer, an o-ring, or other gasket-like piece, is then disposed around one or more of the thermoplastic stakes. The thermoplastic stakes are then heated and molded to form rivet-like heads and pressure is applied to compress the elastomeric compensators between the rivet-like heads and the substrate to pull the optical component against the substrate.11-10-2011
20110273875DIRECT LED LIGHTING SYSTEM AND METHOD - A direct lighting system and method is provided that includes a plurality of light-emitting diodes (LEDs) secured within a light fixture. The lighting system further includes a diffusive transmissive element adapted to transmit light from the LEDs therethrough and provide diffused light to an area requiring illumination.11-10-2011
20130128572REFLECTING PLATE UNIT AND ILLUMINATING TOOL FOR CEILING USING THE SAME - A reflecting plate unit includes a reflecting plate (05-23-2013
20130141905LIGHT EMITTER DEVICES AND METHODS FOR IMPROVED LIGHT EXTRACTION - Light emitter devices with improved light extraction and related methods are disclosed. In one embodiment, the light emitter device can include a submount, at least one light emitting chip disposed over the submount, and a lens disposed over the light emitting chip. The lens can include a lens base that can have substantially the same geometry as a geometry of the submount.06-06-2013
20130141907LIGHT DIFFUSING FLAME-RESISTANT COMPOSITE MEMBER - There is provided a light diffusing flame-resistant composite member which has both flame resistance and flexibility and has excellent light diffusibility. The light diffusing flame-resistant composite member of the present invention includes a glass fiber sheet and a condensation-reactive silicone resin, wherein at least one surface of the glass fiber sheet is coated with the condensation-reactive silicone resin, or the glass fiber sheet is impregnated with the condensation-reactive silicone resin, and wherein the composite member has a total light transmittance of 60% or more and a haze value of 80% or more. The condensation-reactive silicone resin may be an inorganic oxide particle-containing condensation-reactive silicone resin comprising a crosslinking structure in which inorganic oxide particles dispersed in a polysiloxane resin having a condensation-reactive group is crosslinked with the polysiloxane resin by chemical bonds.06-06-2013
20130094207THERMALLY CONDUCTIVE THERMOPLASTIC FOR LIGHT EMITTING DIODE FIXTURE ASSEMBLY - The present invention relates to a light emitting diode fixture assembly, having at least one component made out of thermally conductive thermoplastic which is comprised of a thermally conductive thermoplastic composition which is comprised of at least one thermoplastic polymer and at least one thermally conductive filler. The light emitting diode fixture assembly is comprised of (1) at least one light emitting diode, (2) a lens covering a portion of the light emitting diode, (3) a back plate to which the light emitting diode is affixed, (4) the housing for the light emitting diode and the base plate, and (5) electrical connectors which are in electrical communication with the light emitting diode and an electrical supply source with a enclosing cup/sleeve.04-18-2013
20100277913Light Source Mounting System and Method - A mounting system and method for a light source includes a light source support structure. The light source support structure positions the light source with respect to a source of electrical power which, when connected to the light source, will cause the light source to emit light energy. Further included in the mounting system and method of present invention is a mounting for a pair of electrical contacts which enable connection between the source of electrical power and the light source. Still further included in mounting system is a heat sink which is attachable to the light source support structure for conducting heat energy away from the light source.11-04-2010
20100277909FORMED LIGHTING FIXTURES - An improved formed lighting fixture having a frame, a plurality of bulbs, and a refracting layer, in which the frame is formed by gathering a plurality of rods and profiled in a specific contour, the bulbs are installed on the frame to serve as lighting ornaments, and the rod frame is coated with a refracting layer of a transparent material. A formed lighting fixture so constructed can offer a dazzling effect to thereby reduce bulb amount and facilitate production.11-04-2010
20100277907HEAT SINKING AND FLEXIBLE CIRCUIT BOARD, FOR SOLID STATE LIGHT FIXTURE UTILIZING AN OPTICAL CAVITY - Disclosed exemplary solid state light fixtures use optical cavities to combine or integrate light from LEDs or the like. In such a fixture, the cavity is formed by a light transmissive structure having a volume, and a diffuse reflector that covers a contoured portion of the structure. A circuit board has flexible tabs mounting the light emitters. A heat sink member supports the circuit board and is contoured relative to the shape of the light transmissive structure so that the tabs bend and the emitters press against a sufficiently rigid periphery of the light transmissive structure. TIM may be compressed between the heat sink member and the opposite surface of each tab. Various contours/angles of the periphery of the light transmissive structure and the mating portion of the heat sink member may be used.11-04-2010
20100277905RECESSED LED DOWN LIGHT - In an embodiment of the present invention, a light emitting diode (LED) recessed down light fixture comprises a housing, a reflector assembly mounted to the housing, and an LED circuit board attached to the housing over the reflector assembly. The LED circuit board includes a plurality of resistors electrically connected to the LED circuit board, a bridge rectifier, and a plurality of at least 80 miniature LEDs electrically connected to the LED circuit board and configured to provide light. The plurality of miniature LEDs are separated into a plurality of LED clusters. Each cluster is electrically connected to at least one resistor. Further, the plurality of miniature LEDs are arranged in a configuration such that a voltage differential across any two proximate LEDs is less than 36 volts. The down light fixture further comprises a lens cover attached to the top end of the reflector assembly.11-04-2010
20100277904HEAT SINKING AND FLEXIBLE CIRCUIT BOARD, FOR SOLID STATE LIGHT FIXTURE UTILIZING AN OPTICAL CAVITY - Disclosed exemplary solid state light fixtures use optical cavities to combine or integrate light from LEDs or the like. In such a fixture, the cavity is formed by a light transmissive structure having a volume, and a diffuse reflector that covers a contoured portion of the structure. A heat sink member supports a flexible circuit board so as to position the light emitters to couple light to the transmissive structure and provide effective heat dissipation. The circuit board has flexible tabs mounting the emitters. When installed in the fixture, the tabs bend and the emitters press against a sufficiently rigid periphery of the light transmissive structure. TIM may be compressed between the heat sink member and the opposite surface of each tab. Heat conductive surface pads and heat conductors through vias through the tabs conduct heat from the emitters to the heat sink member, e.g. through the TIM.11-04-2010
20110211349ROTATING LIGHT - The present disclosure provides a lighting device that includes an array of LEDs arranged on a circuit board with a reflector that rotates relative to the LEDs to reflect the light in various directions. The reflector according to the present disclosure includes a compact construction that allows for effective light reflection. A related lighting system and method is also provided.09-01-2011
20110211347PLANE LIGHT SOURCE AND LCD BACKLIGHT UNIT HAVING THE SAME - There are provided a plane light source and an LCD backlight unit having the same. A plane light source having a plurality of light emitting devices arranged in a light emitting device matrix having rows and columns at a substrate according to an aspect of the invention includes a first matrix having a plurality of light emitting devices arranged in rows and columns; and a second matrix having a plurality of light emitting devices arranged in rows and columns, each of the light emitting devices located within a quadrangle formed by four neighboring light emitting devices included in the first matrix, wherein a pitch S between one light emitting device included in the light emitting device matrix and another light emitting device most adjacent to the one light emitting device satisfies the following equation to obtain uniform luminance distribution at a position distant from a light emitting surface of the light emitting device by an optical length l, S.ltoreq.12.times.tan(.theta.2+.alpha.), Equation where—.pi./18.ltoreq..alpha..ltoreq..pi./18 is satisfied, and .theta. is an orientation angle of the light emitting device.09-01-2011
20110222280LIGHT EMITTING DEVICE PACKAGE AND LIGHTING SYSTEM - Disclosed are a light emitting device package and a lighting system. The light emitting device package includes a body including a recess and a plurality of light emitting device receiving parts formed in a bottom surface of the recess, a plurality of light emitting devices separately provided in the light emitting device receiving parts, a plurality of individual lenses spaced apart from each other on the light emitting device receiving parts, and a common lens covering the individual lenses, wherein at least one of the plurality of individual lenses comprises a concave part formed at the upper portion of the individual lens.09-15-2011
20110222277HIGH CRI LIGHTING DEVICE WITH ADDED LONG-WAVELENGTH BLUE COLOR - Solid state lighting devices include least one solid state emitter and multiple lumiphors, arranged to output aggregated emissions comprising at least one short wavelength blue peak, at least one long wavelength blue (LWB) peak, at least one yellow and/or green peak, and at least one red and/or orange peak. Presence of long wavelength blue enhances color rendering. At least one solid state emitter may include a short wavelength blue LED, LWB LED, and/or UV LED. Multiple emitters may be provided. Resulting devices may provide CRI greater than 85, efficiency of greater than 50 lm/watt, and color stability in a range of Δu′v′≦0.008 over a temperature change of 75° C.09-15-2011
20110228529SOLID STATE LOW BAY LIGHT WITH INTEGRATED AND SEALED THERMAL MANAGEMENT - A lighting fixture utilizing LED light sources for illumination of commercial, outdoor and other large area applications incorporates efficient heat dissipation and improved convective air flow. An integrated heat transfer assembly is disclosed that is configured to enhance heat dissipation by providing an efficient thermal conductive pathway for radiation of heat to an external environment. The lighting fixture body is configured with a lens body and heat sink having a chimney tube with internally facing finned heat sink arrangement for providing enhanced convective air flow through the light fixture body. When the heat sink transfers heat from the LED light sources during operation so as to create heated air surrounding the heat sink, ambient air is drawn through the chimney and the heated air is exhausted through air gaps so as to create a conductive air current with the environment. The heat sink fins are configured to enhance the natural air draw through the chimney by tapering the surface areas of the fins.09-22-2011
20110228528RETROFIT-STYLE LAMP AND FIXTURE, EACH INCLUDING A ONE-DIMENSIONAL LINEAR BATWING LENS - A one-dimensional linear batwing lens, and retrofit-style lamp and fixture including the same, are provided. The one-dimensional linear batwing lens includes a top portion and a bottom portion. The top portion includes a first top spherical surface and a second top spherical surface. The bottom portion includes a first bottom spherical surface and a pair of second bottom spherical surfaces. Thus, the one-dimensional linear batwing lens includes five spherical surfaces. A surface of the bottom portion of the lens faces a light source on which the lens acts. A retrofit-style lamp including the same additionally includes a plurality of light sources, wherein the one-dimensional linear batwing lens beam shapes light emitted by at least one light source of the plurality of light sources. The fixture including the same additionally includes a housing and a power supply.09-22-2011
20130148350LED-BASED LIGHT SOURCE WITH HYBRID SPOT AND GENERAL LIGHTING CHARACTERISTICS - A luminaire includes an LED based illumination device with a light emitting area and an optical element that is configured to produce a hybrid emission pattern with a spot beam emitted within a predetermined far field angle and a background level spherical emission pattern. The optical element, for example, may be configured with an input port and an output port, and a perimeter that increases in size from the input port to a maximum perimeter and decreases from the maximum perimeter to the output port. The optical element receives an amount of light from the LED based illumination device at the input port, emits a first portion of the light from a curved, semitransparent sidewall, and emits a second portion of the light at the output port, wherein the emission area of the output port is less than a maximum perimeter of the optical element.06-13-2013
20110255281LIGHT-EMITTING DEVICE, LIGHT-EMITTING MODULE, AND METHOD FOR MANUFACTURING LIGHT-EMITTING DEVICE - A light-emitting chip (10-20-2011
20110255280Multiple LED Bulb With Thermal Management Features - An LED bulb assembly device having thermal management features. The device and methods for its manufacture are provided. The device consists of a machined base element that accepts a circuit board, a divider element, a heatsink element, and an LED assembly. The LED assembly includes a plurality of LEDs, but typically nine or eighteen. A reflector element encloses the internal components by positively engaging the base element. External electrical contact pins provide for electrical engagement with a compatible decorative lighting fixture.10-20-2011
20110255279LED LIGHT AND FIXTURE - A combination light (10-20-2011
20130148348Radiation-Emitting Component - A radiation-emitting component with a semiconductor body is intended for emitting electromagnetic radiation from its front side. The component also includes a reflective optical element. This optical element is intended to direct some of the radiation emitted by the semiconductor body, which impinges directly on the reflective optical element, into an outer region of a target zone. A refractive optical element is intended to focus the reflected fraction of the radiation into the outer region of the target zone and to focus the remaining fraction of the radiation into an inner region of the target zone.06-13-2013
20130148349Lighting Device and Associated Method - A lighting device comprises a housing carrying a linear array of light radiation sources and one or more elongated diffusive screens arranged facing the array of light sources so as to be passed through by the light radiation. The screen or screens have a pattern of geometric features for producing a radiation pattern of the light radiation emitted by the lighting device as a result of passing through the diffusive screen or screens. By replacing the diffusive screen or screens with screens which have a different pattern of geometric features it is possible to vary the radiation pattern of the light radiation emitted by the lighting device.06-13-2013
20130148346ENERGY STAR COMPLIANT LED LAMP - The present disclosure provides an illumination device. The illumination device includes a cap structure. The cap structure is partially coated with a reflective material operable to reflect light. The illumination device includes one or more lighting-emitting devices disposed within the cap structure. The light-emitting devices may be light-emitting diode (LED) chips. The illumination device also includes a thermal dissipation structure. The thermal dissipation structure is coupled to the cap structure in a first direction. The thermal dissipation structure and the cap structure have a coupling interface. The coupling interface extends in a second direction substantially perpendicular to the first direction. The thermal dissipation structure has a portion that intersects the coupling interface at an angle. The angle is in a range from about 60 degrees to about 90 degrees according to some embodiments.06-13-2013
20130148347ILLUMINATION DEVICE - An illumination device including a lamp shade, a base, a plurality of light emitting elements, and a light guide member is provided. The base is connected to the lamp shade, so as to define a receiving space together. The light emitting elements are located in the receiving space and configured on an inner wall of the lamp shade. The light guide member is located in the receiving space and is connected to the base. The light guide member guides light rays emitted by the light emitting elements to the lamp shade.06-13-2013
20100284182LED ILLUMINATION DEVICE AND LED ILLUMINATION MODULE FOR GENERATING UNIFORM STRIPPED LIGHT SOURCE - An LED illumination module for generating uniform stripped light source includes a stripped light-guiding unit, a stripped reflective unit and a light-emitting unit. The stripped light-guiding unit has a light-guiding body and a plurality of first light-guiding microstructures disposed on a top side of the light-guiding body. Each first light-guiding microstructure has a first reflective index. The stripped reflective unit has a reflective body corresponding to the light-guiding body and a reflective layer formed on an inner surface of the reflective body. The stripped reflective unit covers one part of the light-guiding body, the first light-guiding microstructures are disposed between the light-guiding body and the reflective layer, and the reflective layer has a second reflective index that is different from the first reflective index. The light-emitting unit has a first light-emitting module disposed beside one end of the light-guiding body.11-11-2010
20100290223LIGHT SOURCE HOLDER AND BULB USING SAME - A light source holder includes a spherical surface and a number of recessed portions. The recessed portions are defined in the spherical surface and arranged substantially evenly over the spherical surface. Each of the recessed portions comprises a plurality of inner surfaces. The inner surface of each recessed portion comprises a bottom surface and a lateral reflective surface. The bottom surface is capable of having a solid-state light source arranged thereon. The lateral reflective surface is adjacent to the bottom surface and configured for reflecting light emitted from the solid-state light source and outputting the light from the recessed portion.11-18-2010
20130100663LIGHT-GUIDE MODULE - A light-guide module including a light-guide sheet and a light source is provided. The light-guide sheet includes a light-emergent region and a plurality of localized micro-structures located at a first surface of the light-guide sheet, wherein the localized micro-structures are distributed except the light-emergent region. The localized micro-structures include a plurality of arc grooves disposed on a first region. The light source includes a plurality of light-emitting devices. A light-emergent area of each of the light-emitting devices is A. In the localized micro-structures of the first region covered by the light-emitting devices, an area occupied by the arc grooves having aspect ratios greater than 0.5 is greater than or substantially equal to 0.5 A.04-25-2013
20100302777METHOD FOR POSITIONING AND MOUNTING AN LED ASSEMBLY AND POSITIONING BODY FOR THIS PURPOSE - In a method for positioning and mounting, on a carrier body (12-02-2010
20120275149LIGHT SOURCE APPARATUS - A light source apparatus comprising an optical module is disclosed. The optical module has a first optical plate and a second optical plate. The first optical plate comprises a first transparent portion and a first reflective portion. The second optical plate comprises a second transparent portion and a second reflective portion. The light source apparatus comprises a first laser array, a second laser array and a third laser array for projecting a first light, a second light and a third light towards the optical module along a first incident direction, a second incident direction and a third incident direction, respectively. The first light passes through the first and second transparent portions to travel along the emergent direction. The second light reflected by the first reflective portion travels along the emergent direction. The third light reflected by the second reflective portion travels along the emergent direction.11-01-2012
20120275151LIGHTING APPARATUS - The lighting apparatus comprises: a first and a second light sources comprising a plurality of a light emitting devices disposed on one side of a substrate respectively; a heat radiating body which radiates heat from the plurality of the light emitting devices, comprises a space for housing the first and the second light source, and comprises an opening allowing light emitted from the plurality of the light emitting devices of the first and the second light sources to be emitted; and, a reflector being disposed on the heat radiating body and comprising a reflective surface for reflecting the light emitted from the light emitting devices of the first and the second light sources to the opening of the heat radiating body, and wherein the reflective surface of the reflector comprises two surfaces, and wherein the ends of the two surfaces are in contact with each other at a predetermined angle.11-01-2012
20120275150LIGHT EMITTING DEVICE AND ILLUMINATION APPARATUS INCLUDING SAME - A light emitting device includes a plurality of solid-state light emitting elements; a board on which the solid-state light emitting elements are arranged in the form of an array; and a light distribution adjusting member for adjusting a distribution of lights outputted from the solid-state light emitting elements. The light distribution adjusting member is provided to commonly cover at least two of the solid-state light emitting elements, and includes an accommodating portion which accommodates the solid-state light emitting elements; a concave curved surface portion provided above light output surfaces of the solid-state light emitting elements and immediately above the solid-state light emitting elements; and a pair of convex curved surface portions which are provided in opposite sides of the concave curved surface portion, each of the convex curved surface portions being smoothly connected to the concave curved surface portion.11-01-2012
20120275148OPTICAL REFLECTIVE FILM AND LIGHT EMITTING DEVICE USING THE SAME - An optical reflective film and a light emitting device are provided. The optical reflective film includes a main body, organic particles, inorganic particles, and voids. The main body is made of polyolefin. A refractive index difference N of the optical reflective film is defined in the following equation, and its value ranges from 0.05 to 0.7:11-01-2012
20130182429PROGRAMMABLE DE-FOGGER SYSTEM FOR A LIGHT PROJECTOR - A light projector for operation during a show that contains theatrical haze. The light projector may include a light source, a lens, a fan, and a housing having an inner chamber. The lens may have a first side and a second side. The first side of the lens may be contained within the inner chamber of the housing. The second side the lens may be outside of the inner chamber of the housing. The fan may be configured to be operated to generate air flow inside the inner chamber of the housing. A substantial portion of the air flow may be directed to impinge upon the first side of the lens to cause de-fogging of theatrical haze condensate on the first side of the lens.07-18-2013
20130182430Planar LED Lighting Apparatus - A planar LED lighting apparatus includes a housing and multiple LEDs. The housing includes a reflective body and a light output surface opposing the reflective body. The multiple LEDs are mounted on sidewalls of the housing, and light from the multiple LEDs is reflected by the reflective body to travel toward the light output surface.07-18-2013
20100315814LIGHT IRRADIATION DEVICE - In order to avoid irregular irradiation of a substrate, a light irradiation device is provided, comprised of a plurality of adjacently arranged segment light sources wherein a plurality of LEDs is arranged on a substrate, wherein said segment light source comprises an integrator lens arranged such as to be irradiated with light of said plurality of LEDs and a condenser lens arranged such as to be irradiated with light transmitted by said integrator lens, said integrator lens consisting of a plurality of cell lenses, whose aperture sizes at that side of said integrator lens that opposes said LEDs have different dimensions. Alternatively, a mask is provided at that side of said integrator lens which opposes said LEDs, said mask having apertures at positions corresponding to a respective one of said cell lenses, the mask apertures having sizes of different dimensions.12-16-2010
20100315813SOLID STATE LIGHT UNIT AND HEAT SINK, AND METHOD FOR THERMAL MANAGEMENT OF A SOLID STATE LIGHT UNIT - A lamp assembly manages thermal energy output from solid state lighting elements. An aspect of the present disclosure provides a lamp assembly that achieves enhanced cooling of light elements within the assembly. Enhanced cooling is achieved, in this aspect, by providing a lamp assembly including a heat sink having a plurality of thermo bosses protruding therefrom on a first side, and a plurality of heat sink fins on a second side. A printed circuit board is secured to the first side of the heat sink, and has a plurality of through holes that correspond to the size and locations of the thermo bosses, such that when the printed circuit board is secured to the heat sink, the thermo bosses extend into the through holes.12-16-2010
20100315812LED LAMP - A light emitting diode (LED) lamp includes a base, a connecting member and a lamp body. The base defines therein an opening receiving the connecting member. The connecting member is pivotally connected to the base. The lamp body has an annular holder at a bottom thereof and an LED module received in the annular holder and exposed outside through bottoms of the base and the connecting member. The annular holder is received in the connecting member and pivotally connected to the connecting member. The connecting member is rotatable relative to the base about a first axis, while the lamp body is rotatable relative to the connecting member about a second axis perpendicular to the first axis.12-16-2010
20100315811CURVED LIGHT GUIDING ILLUMINATOR - A curved light guiding illuminator includes primarily a curved light guide plate, a diffuser plate and a reflector. At least one edge of the curved light guide plate has plural light emitting elements, and one side of the curved light guide plate is a rough surface to change a light path. Therefore, the path of light generated by the light emitting elements at one edge of the light guide plate is changed by being reflected through the rough surface inside the light guide plate, and a wider area of irradiation is provided.12-16-2010
20130155677LIGHTING MODULES WITH OPTIMIZED EMISSION - Lighting modules are provided having a reflector which includes a central part and two tilted wings with respect to said central part, and at least two light sources, or light source assemblies, arranged about the ends of said central part. Lighting apparatuses which include such lighting modules are also provided.06-20-2013
20130155676LIGHT UNIT AND ILLUMINATION SYSTEM USING THE SAME - Disclosed are a light unit and an illumination system using the same. The light unit includes a top plate, a bottom plate, and at least one light source module located between the top plate and the bottom plate. The bottom plate includes a specular-reflection region and a diffuse-reflection region. The diffuse-reflection region includes a first reflective pattern that reflects incident light via Lambertian distribution and a second reflective pattern that reflects incident light via Gaussian distribution.06-20-2013
20130155674LIGHT-EMITTING DEVICE LAMP - A light-emitting device lamp includes a light-emission unit including one or more light-emitting elements; a power circuit unit supplying a power to the light-emission unit; a heat radiation unit having the light-emission unit mounted therein and radiating heat that is generated by the light-emission unit; and a housing contacting and surrounding a portion of an outer circumference of the heat radiation unit and transmitting heat generated by the power circuit unit to the heat radiation unit.06-20-2013
20130155675Lighting Fixture - A light emitting diode (LED) lighting arrangement for a lighting fixture includes: a lighting strip comprising a plurality of light emitting diodes (LEDs) arranged along a length of the lighting strip; a first multi-faceted side wall reflector extending from a first side of the lighting strip at an angle such that the first multi-faceted side wall reflector extends along an entire length of the lighting strip and away from a bottom portion of a light emitting portion of each of the light emitting diodes (LEDs); and a second multi-faceted side wall reflector extending from a second, opposite side of the lighting strip at an angle such that the second multi-faceted side wall reflector extends along an entire length of the lighting strip away from the bottom portion of the light emitting portion of each of the light emitting diodes (LEDs). The first and second multi-faceted side wall reflectors cause light produced by the plurality of light emitting diodes (LEDs) to be amplified and formed into a uniform beam.06-20-2013
20130155673LED LIGHTING APPARATUS WITH FLEXIBLE LIGHT MODULES - The present disclosure involves a street light. The street light includes a base, a lamp post coupled to the base, and a lamp head coupled to the lamp post. The lamp head includes a housing and a plurality of LED light modules disposed within the housing. The LED light modules are separate and independent from each other. Each LED light module includes an array of LED that serve as light sources for the lamp. Each LED light module also includes a heat sink that is thermally coupled to the LED. The heat sink is operable to dissipate heat generated by the LED during operation. Each LED light module also includes a thermally conductive cover having a plurality of openings. Each LED is aligned with and disposed within a respective one of the openings.06-20-2013
20120281400LIGHT EMITTING DIODE LAMP - A light emitting diode (LED) lamp includes a lamp holder, an optical module, a thermal pad, and a fixing element. The lamp holder has a first recess in which the optical module is configured. The thermal pad is configured in the first recess and between the optical module and the lamp holder, so as to separate the optical module from the lamp holder. The fixing element is locked to the lamp holder, so as to fix the optical module into the lamp holder. The optical module includes a first fixing element, an LED board, and a lens. The first fixing element has an accommodating opening in which the LED board is configured. The LED board includes a circuit board and LEDs, and the LEDs are configured on the circuit board. The lens is fixed to the first fixing element and covers the LEDs.11-08-2012
20120281402LED ILLUMINATED MEMBER - The invention relates to a refrigerated display case with an illuminated support member or “mullion” that efficiently transfers heat generated by at least one light emitting diode (LED) to warm and maintain door seals. The invention further relates to a low-profile, elongated LED light fixture that is retrofitted to the display case mullion to provide efficient illumination. The LED light fixture includes an elongated frame having a central hub extending longitudinally along the frame. A pair of opposed arms extending upwardly at an angle from the central hub, wherein the terminus of each arm has a curvilinear configuration that defines a receiver. At least one leg extends rearward from the central hub. Two legs are spaced a distance apart to define an elongated central cavity that that receives a fastener for securement of the fixture to the vertical support within the display case. A printed circuit board resides within a channel of the central hub and a plurality of LEDs are electrically and mechanically connected to the circuit board. A substantially planar lens cover resides within the receiver for securement to the frame.11-08-2012
20130182433LIGHTING APPARATUS - A lighting apparatus includes a light source including a plurality of solid-state light-emitting elements, each of which emits light using a semiconductor; a shielding body that includes an opening that allows only a part of the light emitted from the light source to pass through; a lens that converts the light allowed to pass through the opening into spotlight; and a reflecting body that is provided between the lens and the shielding body and reflects the light that is traveling in a direction diverged from the lens, to reach the lens.07-18-2013
20130182431Planar LED Lighting Apparatus - A planar LED lighting apparatus includes a housing and multiple LEDs. The housing includes a reflective face and a light output surface opposing the reflective face. The multiple LEDs are mounted on sidewalls of the housing, and the axial light of the multiple LEDs is incident on the reflective face.07-18-2013
20130182432ILLUMINATION DEVICE - An illumination device includes a main body unit, a light source module and a cover unit. The light source module is disposed in an upper space of the main body unit to be separated therefrom and includes a substrate and at least one light emitting device respectively disposed on both surfaces of the substrate. The cover unit is disposed on the main body unit to cover the light source module and allowing light emitted from the light source module to be emitted from a surface of the cover unit in a radial manner.07-18-2013
20110292651LED CONVERSION MODULE FOR INCANDESCENT WORK LIGHT - An LED conversion module for converting an incandescent work light to an LED work light includes an enclosure housing a plurality of LEDs, wherein at least a portion of the enclosure permits light generated from the LEDs to pass therethrough. A screw base is coupled to the enclosure and extends outwardly therefrom. The screw base provides electrical communication between the LEDs and a screw-type light socket disposed in a work light handle. A hook is coupled to the enclosure to facilitate hanging the LED conversion module and handle from a support structure.12-01-2011
20110310606LAMP HAVING OUTER SHELL TO RADIATE HEAT OF LIGHT SOURCE - A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.12-22-2011
20110310605SOLID STATE LIGHTING DEVICE AND METHOD EMPLOYING HEAT EXCHANGER THERMALLY COUPLED CIRCUIT BOARD - An illumination device comprises a circuit board that carries solid-state light sources and a heat transfer structure to which the circuit board is intimately physically coupled such that the circuit board is curved along at least one of a longitudinal dimension or a lateral dimension thereof. Such may allow less fasteners to be used than would otherwise be possible, while maintaining close contact over a large portion of the surface area. Some embodiments may employ a clamp, for example a peripheral clamp such as a cover or bezel clamp.12-22-2011
20110310604LED LAMP, LAMP CASE, LED MODULE AND LED LIGHTING APPARATUS - An LED lamp includes a plurality of LED modules arranged in direction x, a tubular enclosure for housing the LED modules that is open at ends spaced from each other in direction x, and end caps respectively closing the ends of the tubular enclosure in direction x. Each of the end caps is configured to diffuse light from the LED modules while transmitting the light, and includes an emission surface for emitting light in a direction z perpendicular to direction x. This arrangement ensures that the LED lamp has a good appearance even when it is made long.12-22-2011
20110310603LIGHT FIXTURES - A low-profile light fixture includes at least one lighting module comprising a frame having a top portion, one or more wall portions, a mounting portion, at least one LED mounted to the mounting portion, and a shield positioned below the mounting portion for shielding the light emitting portion of each LED from direct view. The frame optionally includes one or more dividers for dividing light from the LEDs into discrete sections of the frame. The frame and shield include a reflective material for reflecting light from the LEDs into the space to be illuminated. The light fixture can be configured so that it can be retrofitted into existing lighting fixtures.12-22-2011
20130188351ILLUMINATION APPARATUS FOR GLARE-FREE ILLUMINATION, USE OF THE ILLUMINATION APPARATUS, METHOD AND ARRANGEMENT HAVING THE ILLUMINATION APPARTATUS - The invention is based on the object of proposing an improved illumination apparatus for glare-free illumination of an area monitored by a night vision device.07-25-2013
20130188347LED Light Fixture - Disclosed is a lighting fixture that provides approximately even illumination across a planar surface. Also enclosed is an LED light for producing the same. In one embodiment, the light fixture includes a plurality of hollow gradient diffusion globes; each diffusion globe is affixed to a planar reflector that forms an outer illumination surface of the light fixture. Each diffusion globe surrounds a light-emitting portion of an LED or LED cluster. The hollow gradient diffusion globe can include a wall defining by the interior and exterior boundary of the diffusion globe. The wall includes diffusing-particulate homogenously distributed within the wall that in combination with varying thickness of the wall creates continuously varying diffusion. The relative spacing of the diffusion globes on the planar reflective surface in combination with the continuous variable diffusion property of each globe produce approximately even illumination across the outer illumination surface of the LED light fixture.07-25-2013
20130188352INTERCHANGEABLE LIGHTING - A lighting apparatus is shown and described. In one aspect, the lighting apparatus includes a lighting component and a mounting structure. The lighting component can include a light source, a plate, and a frame. The light source can include one or more lighting elements, such as light emitting diodes. The lighting component can be releasably secured to the mounting structure.07-25-2013
20130188353CIRCULAR LED OPTIC AND HEAT SINK MODULE - An LED module includes a circular body member for mounting in a lighting assembly or luminaire that can be oriented in an opening in the luminaire by rotating the module about a center axis to a predetermined position to direct the light in a selected pattern. A mounting assembly captures the LED modules between top and bottom mounting members. The LED modules include a heat conducting body coupled to the mounting assembly to conduct heat away from the LED and PCB. A top side of the LED body cooperates with the mounting assembly. A bottom side of the LED body has a cavity supporting a PCB with a plurality of LEDs. A lens body is coupled to the bottom side of the body of the LED module to direct the light to the target area.07-25-2013
20130188354PHOSPHOR COATING FILMS AND LIGHTING APPARATUSES USING THE SAME - A lighting apparatus includes a circuit board having a highly reflective top surface; at least one LED chip mounted on the top surface of the circuit board, the at least one LED chip being operable to emit light of a first color. A phosphor film having an arcuate inner surface is configured to maintain a predetermined finite distance from the at least one LED chip, the phosphor film being disposed such that light emitted from the LED chip radiates upon the phosphor film, the inner surface of the phosphor film hooding the top surface of the circuit board so as to form a multi-reflection zone to reduce light absorption by the at least one LED chip and reduce direct light leakage from between the phosphor film and the top surface of the circuit board. The phosphor film containing phosphors that down convert at least a portion of the light of the first color into light of a second color, that when mixed together with the first color produces visible white light.07-25-2013
20130188349MULTICHIP PACKAGE STRUCTURE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a multichip package structure includes: providing a substrate body; placing a plurality of light-emitting chips on the substrate body, where the light-emitting chips are electrically connected to the substrate body; surroundingly forming surrounding liquid colloid on the substrate body to surround the light-emitting chips; naturally drying an outer layer of the surrounding liquid colloid at a predetermined room temperature to form a semidrying surrounding light-reflecting frame, where the semidrying surrounding light-reflecting frame has a non-drying surrounding colloid body disposed on the substrate body and a dried surrounding colloid body totally covering the non-drying surrounding colloid body; and then forming a package colloid body on the substrate body to cover the light-emitting chips, where the semidrying surrounding light-reflecting frame contacts and surrounds the package colloid body.07-25-2013
20130188350ELECTRICAL CONNECTORS AND LIGHT EMITTING DEVICE PACKAGE AND METHODS OF ASSEMBLING THE SAME - Electrical connectors for attachment to electrical contacts of light emitting devices as well as light emitting device packages and lamp assemblies that use such connectors are provided. Further, methods for assembling light emitting device packages that use such connectors are provided. The electrical connector, for example, can have a plug housing with an electrically conductive socket engaging connection for engaging a socket. The electrical connector can also have an electrically conductive member extending from the plug housing and connected to the socket engaging connection. The electrically conductive member can have an end distal from the plug housing that forms a contact base configured to attach to an electrical contact on a light emitting device.07-25-2013
20110317412LIGHTING APPARATUS - A lighting apparatus as disclosed herein may include an installation guide plate which may guide the installation of a light source module inside a housing of the lighting apparatus. The guide plate may include an opening shaped to correspond to a shape of the light source module. The light source module may be inserted into the opening to facilitate positioning and installation of the light source module. The guide plate may also be configured to provide electrical insulation between the light source module and the housing.12-29-2011
20120020083REFLECTOR WITH MIXING CHAMBER - A lighting unit (01-26-2012
20120020082LIGHT EMITTING DEVICE AND BULB-TYPE LED LAMP - Provided is a light emitting device which can uniformly diffuse and radiate light from all the regions of the globe of an LED bulb without deteriorating light transmission efficiency. A light emitting device is provided with a light scattering/guiding globe and an LED which is disposed on one end of the light scattering/guiding globe. The light scattering/guiding globe is a body with no air released from the inside and is composed of a light scattering/guiding material having light scattering particles contained therein. The globe has the bottom surface on the side of the LED, and is provided with a first light incoming surface as a first hollow section, which is formed in a circular cone shape in the light outputting direction from the bottom surface.01-26-2012
20120020081SURFACE LIGHT SOURCE DEVICE, OPTICAL MEMBER, AND DISPLAY DEVICE - An optical member (01-26-2012
20120020080SHEET SWITCH MODULE AND METHOD OF MANUFACTURING THE SAME - A sheet switch module of the present invention includes: a light source; a light guide that guides light from the light source; a sheet switch disposed on the back side of the light guide in a thickness direction of the light guide; and a groove formed in the thickness direction of the light guide in at least one of a surface and the back of the light guide.01-26-2012
20120020079SURFACE LIGHT SOURCE DEVICE - A surface light source device includes a number of light sources, a first prism sheet and a second prism sheet. The light sources are distributed on a bottom plate of a housing. The first prism sheet and the second prism sheet are arranged above the light sources in that order. The light sources and the first prism sheets are spaced by a first predefined distance, and the first prism sheets and the second prism sheets are spaced by a second predefined distance. The light emitting surface of the first prism sheet includes a number of substantially parallel elongated protrusions, and the light emitting surface of the second prism sheet includes a number of elongated V-shaped ridge structures extending along different directions. Light beams emitted by the light sources are substantially diffused after passing through the first and the second prism sheet and become surface light beams.01-26-2012
20120020078SURFACE LIGHT SOURCE DEVICE - A surface light source device includes a number of light sources, a first prism sheet and a second prism sheet. The light sources are distributed on a bottom plate of a housing. The first prism sheet and the second prism sheet are arranged above the light sources in that order. The light sources and the first prism sheets are spaced by a first predefined distance, and the first prism sheets and the second prism sheets are spaced by a second predefined distance. The light emitting surface of the first prism sheet includes a number of first diffusion structures, and the light emitting surface of the second prism sheet includes a number of second diffusion structures. Light beams emitted by the light sources are substantially diffused after passing through the first prism sheet and the second prism sheet and become surface light beams.01-26-2012
20120020077LED LIGHTING DEVICE - An LED lighting device includes an encapsulation, a number of LED light sources and a light guiding member. The light guiding member is arranged inside the encapsulation, and includes two opposite curve surfaces, at least one of which defines a number of accentuated portions. One end of the light guiding member defines a light incident surface opposing the LED light sources. After entering the light guiding member from the light incident surface, the light beams from the LED light sources are reflected between opposite surfaces of the light guiding member. The light beams reaching the accentuated portions are diffused and exit the light guiding member, and finally being transmitted outside through the encapsulation.01-26-2012
20120020076INFLATABLE DECORATIVE STRUCTURE WITH A LIGHT SYSTEM AND A DIFFUSING MECHANISM - A decorative system includes an inflatable bladder assembly, a light string system, and a covering. The bladder assembly includes a bladder, which includes a seal or passage for dispensing and removing media to inflate the bladder. The bladder includes a housing for holding media and for storing and protecting the light system, and a diffusing mechanism for diffusing and distributing light emitted from the light system throughout the bladder. The diffusing mechanism can extend within the bladder, and the light system can illuminate light in and through the diffusing mechanism. The covering can cover the inflated bladder to provide additional shape and structure to the decorative system.01-26-2012
20120057344LED DISC LAMP - A light emitting diode (LED) disc lamp includes a lamp base, a plurality of LED modules on the lamp base and a lampshade to cover the lamp base. The lamp base is made of aluminum. The lamp base includes a bottom plate which is integrally formed with a circular trough by stamping. The circular trough has a circumferential wall and a bottom which are formed with a plurality of apertures. Each of the plurality of LED modules includes a heat sink fin which is disposed in the circular trough of the lamp base. The LED modules can be replaced with ease. The heat generated from the LED modules can be radiated effectively. The height of the disc lamp can be reduced to beautify the disc lamp.03-08-2012
20130201682LAMPSHADE AND LED LAMP USING THE SAME - A lampshade and a light-emitting diode (LED) lamp using the same are provided. The lamp includes a lampshade main portion having a curved surface, and a radian of the curved surface of the lampshade main portion is greater than that of a semisphere. The lampshade main portion includes a plurality of lampshade plates. Each of the lampshade plates has a curved surface, and a radian of the curved surface of each of the lampshade plates is less than or equal to that of a semisphere. The lamp includes a base, the lampshade, and light-emitting diodes (LCDs). The lampshade is disposed on the base to form an accommodating space. The LEDs are disposed in the accommodating space to enable the light emitted by the LEDs to be diffused to outside of the LED lamp through the lampshade.08-08-2013
20130201683Lighting Device - A lighting device (08-08-2013
20090016051LIGHT EMITTING DEVICE DIFFUSERS FOR GENERAL APPLICATION LIGHTING - An LED diffuser may provide a more deterministic distribution of light from multiple discrete sources without relying on statistical scattering, and therefore, may reduce the type of efficiency losses associated with conventional diffusers as noted above. For example, an LED diffuser may have a smooth external surface that can be both aesthetically pleasing and easily cleanable. In still other embodiments according to the invention, an LED diffuser can include a single multilayer film. Further, an LED diffuser can include a plurality of multi-layer films that can provide additive diffusion properties. An LED diffuser can also be provided as a component of an LED light fixture.01-15-2009
20120300455Illumination Device - An illumination device may include a first heat sink; a carrier substrate, which is populated on its front side by at least one light source, and is attached by its rear side to the first heat sink; and a second heat sink, which is arranged essentially in front of the carrier substrate; wherein the at least one light source is arranged outside of the second heat sink.11-29-2012
20120300454HEAT SINK SYSTEM - An improved heat sink for a lighting fixture includes an inner heat sink conductively coupled to a lighting subassembly, a plurality of cooling fins conductively coupled to and extending away from the inner heat sink, and an outer heat sink coupled to the cooling fins and offset from the inner heat sink. The outer heat sink includes a lower heat sink coupled to a first set of cooling fins mounted on the inner heat sink, and an upper heat sink coupled to a second set of cooling fins. A plurality of air vents extend through the outer heat sink and are aligned with a corresponding plurality of the first set of cooling fins.11-29-2012
20120300453OMNI REFLECTIVE OPTICS FOR WIDE ANGLE EMISSION LED LIGHT BULB - A structure is provided to create an efficient light pattern conversion from a narrow angular light beam pattern of a light emitting source to a wide angle light intensity distribution for an omnidirectional lighting assembly. A heat conductive substrate includes an LED array with at least one central and at least one surrounding LED. A hollow light diverting component is positioned over the LED array; a central LED is within the hollow component while surrounding LEDs are positioned outside. Light emitted by the central LED is reflected off inner surfaces of the hollow component to be discharged from an upper opening. The outer component surface is configured to reflect light from the surrounding LEDs in azimuthal and circumferential directions towards a region below the upper opening. In this manner, plural LEDs are used to form a wide angle emission pattern suitable for use in conventional light bulb replacement devices.11-29-2012
20120081894INCANDESCENT LED REPLACEMENT LAMP - An LED-based lamp comprises a contact base, an LED support plate, a circuit board supported by the LED support plate, LEDs mounted to the circuit board, a heat transferring structure, a heat dissipating structure, a reflector and a bulb cover enclosing the circuit board, the LEDs, the LED support plate and the reflector. The LED support plate and the heat dissipating structure each dissipate a portion of the heat generated by LEDs. The heat transferring structure thermally couples the LED support plate to the heat dissipating structure and distributes the heat dissipation between them. The LEDs are oriented to project light in a first direction along a vertical axis of the LED-based lamp. A reflector is positioned in the first direction to diffuse light from the LEDs such that a majority portion of the light is directed in a second direction away from the first direction.04-05-2012
20120087120GRILLE LIGHT FIXTURE AND HOUSING THEREOF - A grille light fixture and its housing are provided. The grille light fixture includes a housing, at least one light emitting device and an optical film. The housing has a base plate, a surrounding wall upwardly extending from the base plate and a plurality of supporting members disposed at the top of the surrounding wall, wherein the surrounding wall defines an opening. The light emitting device, an LED device for example, is disposed on the base plate. The optical film, a diffusion plate for example, is fixed on the supporting members and covers the opening.04-12-2012
20130208466Illuminating Device with Adjustable Light Beams and Method for Assembling the Same - An illuminating device with adjustable light beams and a method for assembling the same. The light-emitting units are disposed on the substrate. The optical element is disposed in the path of a light emitted by at least one of the light-emitting units. The driving unit drives a first or second set of the light-emitting units, wherein a light beam formed by light that is emitted by the first set of the light-emitting units and passes through the optical element has a different shape or projection angle from a light beam formed by light that is emitted by the second set of the light-emitting units and passes through the optical element.08-15-2013
20130208467LIGHT UNIT AND ILLUMINATION SYSTEM USING THE SAME - Disclosed is a light unit and a display device using the same, the light unit which includes a first reflector comprising an inclined surface partially formed therein, second and third reflectors arranged at both ends of the first reflector, respectively, a first light source module disposed between the first and second reflectors, and a second light source module disposed between the first reflector and the third reflector, wherein a light emitting direction of the first light source module is different from a light emitting direction of the second light source module.08-15-2013
20130208468OPTICAL REFLECTION PLATE AND LIGHTING DEVICE HAVING THE SAME - A lighting device is provided. The lighting device includes an optical reflection plate, a light holder, and at least one light source. The optical reflection plate includes a non-reflective region located in the center of the optical reflection plate, and a plurality of reflection regions surrounding the non-reflective region in sequence. The light holder is located on the non-reflective region of the optical reflection plate and includes a circle side-light concave portion. A light-emitting opening of the side-light concave portion faces to the reflection regions. The light source is located in the side-light concave portion of the light holder. When the light source emits light, the light emitted from the light source is reflected by the reflection regions.08-15-2013
20130208471PRISMATIC LED MODULE FOR LUMINAIRE - An LED module for a luminaire has a downwardly directed heat sink comprising cooling fins that extend rearward from the module's front end and downward from its top wall, which has a top face that abuts the underside of a luminaire carrier plate. A circuit board carrying at least one LED is mounted on the front face, and a prism is mounted to the heat sink over the LED(s). The front (light-emitting) face of the catadioptric prism has several prominent side-by-side sections which emit beam patterns that diverge laterally and overlap in a central region. A prominent full-width upper section on the front face emits a primarily downwardly directed beam pattern to help fill in dark spots.08-15-2013
20130208469LIGHTING DEVICE COMPRISING SHIELD ELEMENT, AND SHIELD ELEMENT - A lighting device, comprising a shield element and at least a first light source, the first light source within a space defined by portions of the shield element, the shield element comprising at least one vent, the shield element blocking the first light source from direct view from locations outside the shield element. Also, a lighting device, comprising a shield element and at least a first light source, the shield element comprising regions that define an opening, the first light source within a space defined by portions of the shield element and the opening. Also, a shield element.08-15-2013
20130208470ILLUMINATION APPARATUS AND LIGHT EMITTING DEVICE THEREOF - An illumination apparatus includes a light emitting device and a fluorescent lamp base having first and second sockets. The light emitting device is disposed on the fluorescent lamp base and includes a light guide bar, first and second plug structures, and a first LED assembly. The light guide bar has first and second ends corresponding to the first and second plug structures respectively. The first and second plug structures are respectively disposed on the first and second ends of the light guide bar for electrically connecting to the first and second sockets respectively. The first LED assembly is disposed in the first plug structure and has two first cables. The two first cables are electrically connected to the first and second plug structures respectively, so as to make the first LED assembly receive power provided by the fluorescent lamp base for emitting light to the light guide bar.08-15-2013