46th week of 2012 patent applcation highlights part 28 |
Patent application number | Title | Published |
20120287594 | BASE FOR A POINT OF SALE SYSTEM - A base for a point of sale system includes a baseboard and a first connection base. The point of sale system further comprises a mainframe, which includes one or more connection sockets, a case with a mainframe tenon and a touch panel. The baseboard has a baseboard tenon separably connected to the mainframe tenon. In addition, the first connection base has a first extending position and a first connection position, and the first connection base has a first connection base sliding unit and one or more than one connection plugs. The connection plugs are at the same side of the first connection sliding unit which is opposite to the connection sockets, and the amount of the connection plugs and the connection sockets are the same, and, on the other hand, the relative disposition of the connection plugs and the connection sockets are corresponsive. Further, the first baseboard sliding unit slidably connects to the first connection base sliding unit. As users slide the first connection base from the first extending position to the first connection position, the connection plugs and the connection sockets are electrically connected. | 2012-11-15 |
20120287595 | Electronic Device and Fixing Structure Therefor - An electronic device includes a first body, a magnetic switch disposed in the first body, and a second body connected pivotally to and covering openably the first body. The second body includes a housing, and an electronic component module disposed in the housing and coupled electrically to the magnetic switch. A fixing structure is disposed in the housing and includes a casing and a blocker. The casing defines a receiving space and an opening that communicates with the receiving space. A magnetic element is disposed in the receiving space through the opening. The blocker is rotatable to block the opening and prevent the magnetic element from moving out of the receiving space through the opening. | 2012-11-15 |
20120287596 | SMART METER PROTECTION SYSTEM AND METHODS - A smart meter protection system for decreasing intensity of radiation going into one's home from a smart meter associated with the building structure includes a redirection mechanism operably associable with the smart meter to partially enclose a smart meter so as to redirect radiation emitted from the smart meter away from the interior of the building structure. | 2012-11-15 |
20120287597 | SIMULATED SUNLIGHT GENERATING DEVICE - A simulated sunlight generating device for generating a simulated sunlight required for evaluating performance of solar cells includes a plurality of driving units, a plurality of light-emitting units, and a plurality of adjusting units. The driving units drive the light-emitting units to emit light. The adjusting units enable the light of the light-emitting units to not only propagate along the same light route but also be added up and combined to form the simulated sunlight of an intended wavelength with ease of installation, ease of maintenance, low costs, high flexibility, and high efficiency. | 2012-11-15 |
20120287598 | PSEUDO-SUNLIGHT IRRADIATION APPARATUS AND SOLAR PANEL INSPECTION APPARATUS - Light irradiates readily and reliably with uniform illuminance over an entire irradiation area even if an area of an irradiation subject is large and even after lamp replacement. For each optical system, a lamp light source and an optical filter, which are capable of controlling the light amount, are provided. The irradiation area of the irradiation subject is assumed to be divided into a plurality of areas to be constituted as a plurality of small irradiation areas. Further, the light guiding members of the optical systems correspond to respective ones of the plurality of small irradiation areas, and the plurality of optical systems emit light onto the entire irradiation areas. | 2012-11-15 |
20120287599 | LIGHT IRRADIATION APPARATUS, PSEUDO-SUNLIGHT IRRADIATION APPARATUS AND SOLAR PANEL INSPECTION APPARATUS - Precise, uniform illuminance is obtained for an irradiation surface without adjustment time of illuminance of the irradiation surface being time-intensive, even for an expansive area. At least one light source (xenon light source | 2012-11-15 |
20120287600 | SIMULATED SOLAR LIGHT IRRADIATION DEVICE AND SIMULATED SOLAR LIGHT IRRADIATION METHOD - A simulated solar light irradiation device ( | 2012-11-15 |
20120287601 | HIGH EFFICIENCY LED LAMP - A high-efficiency LED lamp is disclosed. Embodiments of the present invention provide a high-efficiency, high output solid-state lamp. The lamp includes an LED assembly, and an optical element or diffuser disposed to receive light from the LED assembly. The optical element includes a primary exit surface, wherein the primary exit surface is at least about 1.5 inches from the LED assembly. In example embodiments, the optical element is roughly cylindrical in shape, but can take other shapes and be made from various materials. An LED lamp according to some embodiments of the invention has an efficiency of at least about 150 lumens per watt. In some embodiments, the lamp has a light output of at least 1200 lumens. In some embodiments, the LED lamp produces light with a color rendering index (CRI) of at least 90 and a warm white color. | 2012-11-15 |
20120287602 | LIGHTING APPARATUS - A lighting apparatus comprising: an elongated-shaped LED unit provided with a plurality of lighting units on one surface in the thickness direction thereof, each of said lighting units having a LED chip; a reflective plate held by a main body; a lighting device for lighting the LED unit; and a heat radiation block to which said LED unit being replaceably attached, configured to dissipate the heat generated in the LED unit, and arranged at the other surface side in the thickness direction of the LED unit. The reflective plate has an installation portion for installing the LED unit. The heat radiation block is held by the reflective plate. The LED unit has a flat portion at light extracting surface from the lighting unit. The flat portion has the same plane with a surrounding area of the installation portion in a reflective surface of the reflective plate. | 2012-11-15 |
20120287603 | Underwater Light Apparatus - An underwater light apparatus includes a light assembly for providing light. An elongate support member having proximal and distal ends can be included. The distal end of the elongate support member can be secured to the light assembly. A mounting bracket can be included for mounting to a surface. The elongate support member can be vertically slidably mounted to the mounting bracket for vertically lowering and raising the elongate support member and the light assembly into water for providing underwater illumination, and out of water for maintenance. | 2012-11-15 |
20120287604 | FAN LIGHT APPARATUS - A fan light apparatus comprises: a ceiling mount disk; a light frame, coupled to the ceiling mount disk; a lamp, fixed onto the light frame; a fan installing case, installed to the bottom of the light frame; a fan motor, installed in the fan installing case; a vane, pivotally coupled to the fan motor spindle; a support, movably coupled to an internal side of the bottom of the fan installing case; a wind-guide fan motor, fixed to the center of the support; a wind-guide vane, sheathed on a spindle of the wind-guide fan motor; a latch, pivotally coupled to the spindle of the wind-guide fan motor for supporting the wind-guide vane; and an anion generator, installed in a space between the vane and the wind-guide vane. | 2012-11-15 |
20120287605 | DISPLAY WITH COLOR CONTROL - Techniques are provided for controlling the colors of reflected light out of a display surface in a display device, such that display discoloration (e.g., green tinting) may be reduced, particularly when the display is operating in bright ambient environments. In one embodiment, a display device may include a color filter black mask layer having an arrangement of red, green, and blue color filter areas, where the red and/or blue color filter areas are substantially greater than the green color filter area. In some embodiments, the display device may include red and blue color filter pigment resin areas which may be disposed over the reflective areas to increase the overall amount of red and blue light that will be generated by reflected light to result in a total light reflection that is substantially neutral in color. | 2012-11-15 |
20120287606 | LED LIGHT SOURCE ASSEMBLY, BACK LIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE - The present disclosure provides an LED light source assembly which includes an LED chip and a printed circuit board. The LED chip is arranged on the printed circuit board. At least a hole penetrating the printed circuit board is defined in the printed circuit board where the LED chip is arranged. A diameter of a first end of the hole adjacent to the LED chip is smaller than that of a second end of the hole far from the LED chip. An inner wall of the hole is coated with a heat conductive layer. The present disclosure also provides a backlight module and a liquid crystal display device with the LED light source assembly. The LED light source assembly, the backlight module and the liquid crystal display device provided in the present disclosure can improve the heat dissipation efficiency and extend the product life effectively. | 2012-11-15 |
20120287607 | Operating Device - An operating device for operating different apparatuses and/or functions. The different apparatuses and/or functions are operated by an operating element. A color profile and/or a brightness profile can be represented by an illumination device. The illumination device is arranged adjacent to the operating element. | 2012-11-15 |
20120287608 | LIQUID DISPLACER IN LED BULBS - An LED bulb includes at least one LED mount disposed within a shell. At least one LED is attached to the at least one LED mount. A thermally conductive liquid is held within the shell. The LED and LED mount are immersed in the thermally conductive liquid. A liquid displacer is immersed in the thermally conductive liquid. The liquid displacer is configured to displace a predetermined amount of the thermally conductive liquid to reduce the amount of thermally conductive liquid held within the shell. The liquid displacer is also configured to be compressible, where the liquid displacer is compressed in response to expansion of the thermally conductive liquid. | 2012-11-15 |
20120287609 | PRIVACY LIGHT - A lighting system includes a lighting unit and a mounting structure. The lighting unit is mounted adjacent to a window to shine outward, obstructing a view of the inside, while allowing those inside a clear, lighted view of the outside. The lighting unit may be powered by electrical wiring, battery, or solar. Light is preferably adjustable in various directions. The lighting system provides additional security and privacy. | 2012-11-15 |
20120287610 | Dual Zone Lighting Apparatus - A lighting apparatus comprising a first lighting assembly comprising at least one lower light source configured to cast light over at least a near field and a second lighting assembly comprising at least one upper light source configured to cast light over at least a far field, the second lighting assembly mounted above the first lighting assembly. | 2012-11-15 |
20120287611 | LED Flare - A LED flare and system for use at night, in low light conditions or during the day where a lighted object provides greater visibility. The flare comprises a multi-sided housing with a panel on each side and having a top and a base. It has a plurality of LEDs aligned in windows positioned in at least one of the panels. A switch located on the housing operates the flare. The flare also includes a re-chargeable battery encased in the housing for powering the flare and a circuit for delivering power and operational control from the battery to the LEDs upon activation by the switch. A set of contacts positioned on the outside of the housing deliver a charge to the battery. The flare includes an attachment device for holding an external charger in place against the contacts during charging operation. An individual flare may be part of a system that also includes other flares and a carrying case with an integrated charger and charger accessories. | 2012-11-15 |
20120287612 | INDUCTION RECHARGEABLE ELECTRONIC CANDLE SYSTEM - A large plurality of artificial, battery-operated, electronic candles are arranged to be simultaneously recharged upon placement on a series of interconnected charging trays that include a transformer primary winding at defined locations thereon. The primary windings are driven by an AC signal whose duty cycle is controlled by a pulse width modulator IC to induce a voltage across secondary windings contained within the candle housing. This induced signal is rectified to produce the battery charging current and the delivery of the charging current to the rechargeable batteries is controlled by a microprocessor IC. | 2012-11-15 |
20120287613 | HIGH POWERED 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. An LED array and an LED control circuit are mounted on a printed circuit board, which is accommodated within the compartment. The rear surface of the LED array housing includes a heat transfer element. At least one of the LED array and power supply housings has a chimney extending therethrough from a front to rear surface. The rear surface of the LED array housing is spaced from the front surface of the power supply housing to define and airflow space therebetween. During operation of the LED lighting unit, air flows into the airflow space and toward a central axis of the LED lighting unit before flowing out through the chimney to facilitate removing heat from the LED lighting unit. | 2012-11-15 |
20120287614 | BOARD ASSEMBLY AND LIGHTING UNIT - A lighting unit, e.g. an LED bulb or a straight LED luminaire, which illuminates a wide range and is configured with low cost. In a light-emitting diode lamp, a board assembly is disposed in a lamp main body, and light-emitting diodes are attached to the board assembly. The board assembly comprises a plurality of flexible printed circuit boards. Each flexible printed circuit board includes a base in the form of a flat plate, respective connections to a power supply portion of the light-emitting diode lamp are provided at two ends of the base, and the base is bent at a plurality of points of a middle portion to form a top surface portion and side surface portions. The flexible printed circuit boards are three-dimensionally assembled such that the top surface portions cross each other and such that one of the top surface portions lies on top of another. | 2012-11-15 |
20120287615 | Temporary and / or emergency lighting system with inflatable bearing structure - In order to provide a temporary lighting solution in extreme weather or lighting conditions, this application has been conceived. A set of blowers will continuously operate to inflate a long cylindrical tube in which a light has been placed to illuminate a designated area. Because the unit may be used outdoors a stabilizing rod has been placed in the event of a sudden loss of power to prevent the tube from deflating rapidly and descending rapidly to the ground level and causing possible injury to persons on the ground or the light itself. Because this device may be used in extremely windy conditions, a plurality of outriggers will attach to the frame and extend outward to stabilize the device, when needed. Because the blowers will operate continuously and thereby produce noise a plurality of noise abatement containers are placed around the blowers to help lessen the noise level. | 2012-11-15 |
20120287616 | Recessed Lighting Fixture and Flexibly Attached Compact Junction Box - A recessed lighting fixture includes a lamp housing and a separate compact junction box, which contains a power supply that drives the lamp and serves in part to divide the interior cavity of the junction box into two separate wiring compartments. The junction box has two end walls spaced along an axis and a releasably secured, sleeve-like cover (side wall) surrounding and closing the cavity. The cover can be moved axially in either direction relative to the end walls to open the wiring compartments. The junction box and the lamp housing are mechanically connected only by a flexible conduit and a flexible tether, which prevents undue strain on the electrical connections between the joined components. The lighting fixture is particularly suitable for retrofit installations, especially where small-aperture downlights are desired. | 2012-11-15 |
20120287617 | Hybrid grow light - A light system for growing plants indoors comprising three light sources each having a different range of wavelengths, power being applied to each light source at an intensity, combination and sequence determined by the growing properties of the plants. | 2012-11-15 |
20120287618 | ILLUMINATION DEVICE - The illumination device has a lamp fixing on the upper end of the support rod standing on the walkway to be located in a side of the roadway. An inside circumferential surface of the lamp fixing has a first arrangement surface inclined upwardly from the walkway to the roadway and a second arrangement surface inclined upwardly from the roadway to the walkway. The first arrangement surface and the second arrangement surface are provided with the light emitting diodes, respectively. The color of the light of the light emitting diode on the first arrangement surface and the second arrangement surface are set such that the S/P ratio of the scotopic luminance to the photopic luminance of the light emitting diode on the second arrangement surface is greater than that of the first arrangement surface. | 2012-11-15 |
20120287619 | HIGH EFFICIENCY LED LAMP - A high-efficiency LED lamp is disclosed. Embodiments of the present invention provide a high-efficiency, high output solid-state lamp. The lamp includes an LED assembly, and an optical element or diffuser disposed to receive light from the LED assembly. The optical element includes a primary exit surface for the light, wherein the primary exit surface is at least about 1.5 inches from the LED assembly. In example embodiments, the optical element is roughly cylindrical in shape. An LED lamp according to some embodiments of the invention has an efficiency of at least 150 lumens per watt. In some embodiments, the lamp has a light output of at least 1200 lumens. In some embodiments, the LED lamp produces light with a color rendering index (CRI) of at least 90 and a correlated color temperature of from 2800 to 3000 K. | 2012-11-15 |
20120287620 | LED Lighting - An LED lighting device is described that has a strip of LEDS located on a housing. The LEDs will be in groups such that the light from the plurality of LEDs will be evenly blended in with the light from the other LEDs in the group. The light will be blended evenly on a plastic lens cap located above the group of LEDs. A diffusion gel and/or holographic paper can also add to the even spread of the LED light. The LEDs contained in the group will basically be a warm white LED, a cool white LED and a colored LED. The colored LED can be an amber or red LED. | 2012-11-15 |
20120287621 | ZOOM SPOTLIGHT USING LED ARRAY - A LED array spot illuminator for providing light along an optical axis comprises a substrate and at least one array of multiple LED chips without individual packaging supported by the substrate, wherein the LED chips emit light within the same or different wavelength ranges and are distributed laterally with respect to the axis over a light-emitting area. The LED chips have light emitting surfaces for emitting light in directions transverse to the area. An optical device collects and directs light emitted by the LED chips of the at least one array along the axis. An aperture passes the light emitted by the LED chips of the at least one array along the axis, wherein light collected by the optical device and passed by the aperture forms a beam of light illuminating a spot. Electric current is supplied to the multiple LED chips, causing them to emit light. Light emitted by the multiple LED chips that passed through the optical device and the aperture form a beam of light illuminating a spot. A distance between the multiple LED chips and one or more elements of the optical device is controlled to select a size of the spot. | 2012-11-15 |
20120287622 | ILLUMINATION DEVICE AND DISPLAY DEVICE - The peripheral edges of a mounting substrate ( | 2012-11-15 |
20120287623 | LED-BASED ILLUMINATION MODULES WITH PTFE COLOR CONVERTING SURFACES - An illumination module includes a plurality of Light Emitting Diodes (LEDs) and a light conversion sub-assembly mounted near but physically separated from the LEDs. The light conversion sub-assembly includes at least a portion that is a polytetrafluoroethylene (PTFE) material that also includes a wavelength converting material. Despite being less reflective than other materials that may be used in the light conversion sub-assembly, the PTFE material unexpectedly produces an increase in luminous output, compared to other more reflective materials, when the PTFE material includes a wavelength converting material. | 2012-11-15 |
20120287624 | LED-BASED ILLUMINATION MODULE WITH PREFERENTIALLY ILLUMINATED COLOR CONVERTING SURFACES - An illumination module includes a color conversion cavity with multiple interior surfaces, such as sidewalls and an output window. A shaped reflector is disposed above a mounting board upon which are mounted LEDs. The shaped reflector includes a first plurality of reflective surfaces that preferentially direct light emitted from a first LED to a first interior surface of the color conversion cavity and a second plurality of reflective surfaces that preferentially direct light emitted from a second LED to a second interior surface. The illumination module may further include a second color conversion cavity. | 2012-11-15 |
20120287625 | ADJUSTABLE 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. | 2012-11-15 |
20120287626 | LED 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. | 2012-11-15 |
20120287627 | CONFIGURABLE 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. | 2012-11-15 |
20120287628 | LUMINAIRE - 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 element | 2012-11-15 |
20120287629 | LIGHTING 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. | 2012-11-15 |
20120287630 | OPTICAL 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. | 2012-11-15 |
20120287631 | THIN 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. | 2012-11-15 |
20120287632 | LAMP 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. | 2012-11-15 |
20120287633 | LIGHT 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. | 2012-11-15 |
20120287634 | WEATHER PROOF HIGH EFFICIENT LED LIGHT ENGINE - A printed circuit board assembly (PCBA) having a printed circuit board (PCB) with an array of light emitting diodes, multiple optic devices, and an overmold covering parts of the optic devices and the PCB. The optic devices have a stepped flange such that the lowermost step is covered completely by the overmold, thereby mechanically anchoring the optic device to the PCB. The overmold edges include wire covers with corresponding wire channels to retain wires within the channels. When multiple PCBAs are arranged together to form a light fixture, wires can be tucked under the wire covers so that they are protected and concealed. The overmold completely covers the PCB and includes a sealing edge that compresses or deforms when the back of the PCB is secured to a heat sink, creating a watertight and weatherproof seal around the PCB, preventing debris and water ingress into the PCB and optic devices. | 2012-11-15 |
20120287635 | Light Emitting Diode Light Bar Module with Electrical Connectors Formed by Injection Molding - The present disclosure relates to methods for fabricating electrical connectors of a waterproof connector-heat sink assembly of a LED light bar module using injection molding. The methods include matching the coefficient of thermal expansion (CTE) of injection molding materials for the connectors and heat sinks. A heat sink and conductor pins are inserted into an injection mold and the injection molding materials are injected into the injection mold. An integrated connector-heat sink assembly is formed when the injection molding materials of the connectors form a waterproof seal with the heat sink when the injection molding materials solidify. Placement of the heat sink and conductor pins inside the injection mold is controlled to ensure that adhesive bonding between the injection molding materials and the heat sink is stronger than a maximum shear force. | 2012-11-15 |
20120287636 | Light emitting diode lamp capability of increasing angle of illumination - A light emitting diode lamp capability of increasing angle of illumination includes a heat sink base, a polygonal solid LED illumination module and transparent cover. The heat sink base is formed with an LED illumination module. mounted region. The polygonal solid LED illumination module is located on the LED illumination module mounted region of the heat sink base, the polygonal solid LED illumination module has a solid print circuit board and a plurality or LED units the solid print circuit board are formed with a central top plane and at least three lateral plane sets, which are bended from the central top plane, the central top plane of the solid print circuit board is mounted on the LED illumination mounted region of the heat sink base, the LED units arc arranged on the central top plane and the lateral plane sets individually. The transparent cover is mounted at the heat sink base for cover the polygonal solid LED illumination module. | 2012-11-15 |
20120287637 | Thermal Management of LED-Based Illumination Devices With Synthetic Jet Ejectors - An illumination device (b | 2012-11-15 |
20120287638 | LASER ILLUMINATING DEVICE - A laser illuminating device, assembled with a telescope, comprises a laser emitting means for emitting a laser light, a divergent lens disposed on a laser traveling path of the laser light, and a light shape trimming member for trimming a light shape of the divergent laser light. The trimmed laser light will be projected to an observing field of the telescope to clearly and evenly illuminate an object to be observed. | 2012-11-15 |
20120287639 | Universal mounting bracket with optical functions for use with auxiliary optical devices - The invention provides a mounting bracket for attachment of various auxiliary optical devices such as daylight-vision optical scopes, night-vision monoculars, etc., to a weapon. A distinctive feature of the mounting bracket is that the bracket, itself, incorporates an optical system for projection of an image of the reticle (or other patterns) without use of additional mounts or external reticle or red-dot devices. Most importantly, the bracket allows use of inexpensive optical devices, e.g., a standard monocular, which can be used as a universal optical device, such as an optical sight, a spotting scope, a goggle, a part of a red-dot aiming system, or the like. | 2012-11-15 |
20120287640 | RACK ILLUMINATION DEVICE - A rack illumination device is disclosed, wherein a casing is provided with an opening and has a receiving space extending from the opening into the casing, a power module is disposed in the casing and connected to an external power source, and a rotatable lampshade has one end pivotally connected to the casing at a position adjacent to the opening and can be rotated into or out of the casing. When the rotatable lampshade has been rotated into the casing, a switch element is switched to an OFF state to disconnect a light-emitting element from the power module electrically. Once the rotatable lampshade is rotated out of the casing, the switch element is switched to an ON state to make electrical connection between the light-emitting element and power module, thus allowing the light-emitting element to emit light. | 2012-11-15 |
20120287641 | LAMPSHADE STRUCTURE FOR LED LAMPS - A lampshade structure for LED lamps includes at least one light-diffusing bowl structure, a lower end, an interior space and a sidewall. The light-diffusing bowl structure composed by an exterior curve wall and an interior curve wall is located on top of the lampshade to diffuse lights from the LED laterally to the lamp. Both the curvature centers of the exterior curve wall and the interior curve wall are located exteriorly to the lampshade structure. By providing the concave light-diffusing bowl structure to occupy the illumination angle of the LED, the incident rays of the LED to the bowl structure can be partly deflected to leave from the lateral sides of the lampshade so as to emulate the LED lamp as an omni-directional lamp device. | 2012-11-15 |
20120287642 | HEAT DISSIPATION MECHANISM FOR LED LAMP - A heat dissipation mechanism for LED lamp includes an LED module, a lamp holder, a thermal module, a heat transfer member, and a lamp shade. The thermal module includes a heat sink and a fan; the fan is connected at one side to the heat sink and at another side to the lamp holder. The heat transfer member is arranged between the LED module and the heat sink. The lamp shade has an open end connected to an outer periphery of the lamp holder; and the LED module, the thermal module, and the heat transfer member are received in a space defined in the lamp shade. The heat transfer member absorbs heat generated by the LED module and uniformly spreads the absorbed heat to the heat sink for dissipating into ambient air, so that an excellent heat dissipation effect can be achieved. | 2012-11-15 |
20120287643 | LED LAMP WITH ADJUSTABLE PROJECTION ANGLE - An LED lamp with adjustable projection angle is installed to a lamp pole and includes a fixture, a pivot element, a pressing element, a heat dissipating lamp holder and an LED module. The fixture includes a transverse pipe and a cut groove formed at the transverse pipe. The pivot element is passed through the transverse pipe and pivotally coupled to the fixture. The pressing element is installed to the transverse pipe and provided for reducing the cut groove to press and clamp the pivot element. The heat dissipating lamp holder is mounted to the pivot element. The LED module is installed at the heat dissipating lamp holder, and the transverse pipe is used for adjusting the angle of elevation of the heat dissipating lamp holder and the LED module. Therefore, the road lamp can be adjusted to a required projection range to enhance the use efficiency of the road lamp. | 2012-11-15 |
20120287644 | Reflectors and Reflector Attachments for Use with Light-Emitting Diode (LED) Light Sources - A reflector is rotatably coupled to a light emitting diode (LED) module assembly. The reflector includes multiple alignment features that correspond with multiple notches provided in a reflector attachment coupled to a LED light source. The reflector can be made of a non-conductive substrate material, such as glass, and can have a non-conductive, reflective coating deposited on the inner surface of the reflector to allow the reflector to be more closely positioned to the LED light source. Reflector attachments can help to maintain precise reflector position during coupling with the LED light source. Media holders can be removably coupled to the light emitting portion of the reflector and provide for the quick mounting and placement of one or more optical media in the light path output by the reflector. | 2012-11-15 |
20120287645 | DISPLAY APPARATUS - There is provided a display apparatus. The apparatus includes: a display module; a front panel disposed on a front surface of the display module; a light shielding layer disposed on the outer peripheral area of the front panel; a pattern layer of which at least a part is overlapped with the light shielding layer; and a light source, wherein a pattern formed on the pattern layer emits light by using light provided from the light source. | 2012-11-15 |
20120287646 | LOW INDUCTANCE LIGHT SOURCE MODULE - An embodiment of the invention provides a low inductance light source module comprising a connector having a layer of insulating material sandwiched between first and second conducting layers and a semiconducting light source that seats in a recess extending through the first conducting layer and the insulating later and has first and second electrical contacts for receiving power electrically connected to the first and second conducting layers. | 2012-11-15 |
20120287647 | ANTI-GLARE LENS AND TABLE LAMP WITH AN ANTI-GLARE LENS - A table lamp has a lamp stand, an adjusting arm, a lamp head and an anti-glare lens. The anti-glare lens is mounted on the lamp head and has a body. The body has a bottom, a light entering concave face, a light source region, a total reflection face and a light ejecting convex face. The bottom has a zero axis to divide the bottom equally. The light entering concave face is formed in the body. The light source region is formed in the body. The total reflection face is obliquely formed on and protrudes from the body and is formed with the bottom of the body. An angle between the zero axis and the total reflection face is between 90 and 180 degrees. The light ejecting convex face is formed on the body, is formed with the total reflection face and has at least one curvature. | 2012-11-15 |
20120287648 | ONE-PIECE SLOPED CEILING BAFFLE - A one-piece, sloped baffle includes a generally cylindrical central opening having a central axis extending between an open circular end and an open elliptical end. A plane defining the open circular end is perpendicular to the central axis. A plane defining the open elliptical end is at an oblique angle relative to the central axis. The baffle further includes an opening extending between the ends and a pair of opposing edges substantially parallel with the central axis and on opposite sides of the opening. First projections are positioned on opposite sides of the opening and aligned with the opposing edges. Second projections are positioned on opposite sides of the opening at a radial distance from the first projections. The baffle further includes a plurality of grooves that extend circumferentially around an inner surface of the baffle. | 2012-11-15 |
20120287649 | LIGHT DIRECTING APPARATUS - A light directing apparatus includes an optical substrate having a first side and a second side, a compound lens outer surface on a first portion of the first side of the optical substrate, the compound lens outer surface disposed in optical communication with the second side of the optical substrate, a first protrusion on a second portion of the first side of the optical substrate, the first protrusion disposed proximate the compound lens outer surface, and disposed in optical communication with the second side of the optical substrate, and a second protrusion on the second portion of the first side of the optical substrate, the second protrusion disposed proximate the first protrusion, and disposed in optical communication with the second side of the optical substrate. | 2012-11-15 |
20120287650 | Interchangeable Lamp Shade System - A lamp shade cover that fits snugly over a lamp shade or lamp shade liner to provide interchangeable lamp shade decor with a tailored look. In embodiments, a separating closure mechanism attaches sides of the lamp shade cover together to form a lamp shade form that fits snugly over the supporting lamp shade or lamp shade liner. In embodiments, the separating closure mechanism is a separating zipper sewn into either side of the lamp shade cover. Embodiments include an interchangeable lamp shade system that includes a lamp shade liner and one or more lamp shade covers that fit snugly over the lamp shade liner and are removable via the separating closure mechanism of the lamp shade cover. | 2012-11-15 |
20120287651 | ILLUMINATION APPARATUS AND FAN UNIT FOR ILLUMINATION APPARATUS - An illumination apparatus that can always take in cool air and use it for cooling and improve a heat dissipation effect of a fan. LED lamp (illumination apparatus) | 2012-11-15 |
20120287652 | LIGHTING DEVICE - A lighting device may include at least one partially light-transmissive cover which covers at least one light source, so that a hollow chamber is provided between the at least one light source and the cover, and at least one heat sink structure, which is at least one of at least partially arranged in the hollow chamber and is set at least partially into the cover. | 2012-11-15 |
20120287653 | ROTATABLE LIGHTING APPARATUS - A rotatable lighting apparatus includes a terminal, a base which includes a protruding part at a junction portion thereof, a rotatable lamp holder pivoted at the base and including a heat dissipation part and a lighting source, a passing-through device passing through the base and the rotatable lamp holder, and a bellow device connected to the base and the rotatable lamp holder. The heat dissipation part has a plurality of restricting trenches for fastening to the protruding part. When a tensile force is applied to the rotatable lamp holder, the rotatable lamp holder is capable of moving relative to the base along a moving-axis, so that the rotatable lamp holder is capable of rotating relative to the base. When the tensile force is removed, the rotatable lamp holder is fastened to one of the restricting trenches, so that the rotatable lamp holder is fixed to the base. | 2012-11-15 |
20120287654 | LED STREETLAMP INSTALLATION SEAT AND LED STREETLAMP - An exemplary LED streetlamp installation seat and an LED lamp both has a seat body ( | 2012-11-15 |
20120287655 | HEAT DISSIPATION DEVICE - The present invention relates to a heat dissipation device, which comprises: a fluid, a fluid delivery device, and a circular pipe. The fluid delivery device is for propelling and delivering the fluid, the circular pipe is connected with the fluid delivery device, at least a portion of the circular pipe itself contacting with a heat generation device for conducting heat to the portion of the circular pipe, so as letting the fluid to be delivered by the fluid delivery device for delivering heat to the rest portion of the circular pipe, and to dissipate the heat generation device. | 2012-11-15 |
20120287656 | FRONT TURN LIGHT ON REAR VIEW MIRROR OF MOTORCYCLE - The present invention relates to a front turn light on rear view mirror of motorcycle, which comprises a rear view mirror housing and a front turn light amounted at the front part of the rear view mirror housing, the front turn light is provided with a LED light source(s) and a condenser lens(es) which is amounted in front of the LED light source(s), preferably the front turn light further comprises a front turn light face-plate and a front turn light housing which is amounted on the front turn light face-plate so as to form an internal cavity between the front turn light housing and the front turn light face-plate, the LED light source(s) is amounted in the internal cavity and the condenser lens(es) is amounted in the front turn light face-plate, the front turn light is amounted inside the rear view mirror housing, the front turn light on rear view mirror of motorcycle of the present invention has a novel and beautiful design, a concise structure and a low use cost, can be maintained simply and meet the optical requirements of the turn signal lights, therefore the present invention is suitable for large-scale popularization. | 2012-11-15 |
20120287657 | VEHICLE FRONT LIGHTING ASSEMBLY AND SYSTEMS HAVING A VARIABLE TINT ELECTROWETTING ELEMENT - A vehicle front lighting assembly, or headlight assembly, that includes one or more variable tint electrowetting elements overlying a portion of the assembly lens surface. The variable tint electrowetting element is configured to operate to a transparent state whereby the hue of light passing therethrough is not changed, and a tinted state where the hue of light passing therethrough is changed. Alternatively, the variable tint electrowetting element is configured to operate to the tinted state and an opaque state where light is blocked from passing through the electrowetting element. The assembly may use light emitting diodes (LED) as an alternative to more conventional light sources. | 2012-11-15 |
20120287658 | VEHICLE LAMP - A vehicle lamp includes: an LED mount on which an LED is placed; an attachment that fixes the LED to the LED mount; a power supply that supplies power to the LED; a first optical member that controls light emitted from the LED; and a second optical member that controls light emitted from the first optical member. The power supply and the first optical member are provided at the attachment. | 2012-11-15 |
20120287659 | REFLECTIVE FILM LAMINATE - Disclosed is a reflective film laminate, which has a pure Ag film or an Ag-based alloy film as a first layer on a base body, and an oxide film of a metal of one or more kinds selected from among Zr, Cr, Nb, Hf, Ta, V, Ni, Mo, W, Al and Si, as a second layer on the first layer. The thickness of the second layer is 0.1 to 10 nm, and deterioration of the reflection ratio of reflective film laminate is 30% or less by having the second layer provided therein. The reflective film laminate is provided with a protection film, which has a high initial reflection ratio, excellent sulfuration resistance and heat resistance, and an extremely small number of pin holes. As a result, the reflection ratio of the reflective film laminate is not easily deteriorated due to aggregation of Ag atoms of the Ag film. | 2012-11-15 |
20120287660 | VEHICLE HEADLAMP - An object of the present invention is to control light distribution so that light is distributed to a predetermined point while a light distribution pattern for overhead is transversely spread. The present invention includes a discharge lamp, a reflector, a projection lens, a shade, and a reflection member. At a window portion of the shade, edges, are provided for forming cutoff lines CL | 2012-11-15 |
20120287661 | PRODUCTION METHOD FOR A HEADLIGHT LENS AND HEADLIGHT LENS FOR A MOTOR VEHICLE HEADLIGHT - The present disclosure is directed to a method for manufacturing a batch of motor vehicle headlight lenses, each lens comprising a lens body and a convexly curved optically operative surface. The method comprising pressing a pre-form between a first mould and a second mould, which second mould comprises a first and second mould sections. An offset depending on the volume of the pre-form a step is pressed into the headlight lens between the second mould section and the first mould section, wherein the first mould section is set back with respect to the second mould section at least in the region of the offset, and wherein the height of a step of a headlight lens of the batch differs by more than 0.05 mm from the height of a step of at least one further headlight lens of the batch. | 2012-11-15 |
20120287662 | Interior Light Assembly - An interior light assembly for use in a vehicle includes a housing having a light transmission end constructed to pass light out of the housing. A light source is located in the housing and arranged to emit light in a direction to pass out of the light transmission end of the housing. A visor extends from the light transmission end of the housing for blocking light from the light source in directions transverse to the light transmission end of the housing into a passenger compartment of the vehicle. The visor has an end remote from the housing shaped to engage a windshield of the vehicle. The visor may be pivotably mounted on the housing to facilitate flush engagement of the remote visor end with the windshield. The visor can flare outwardly from the housing to the remote end so light can be seen at greater off-angles by persons outside the vehicle. | 2012-11-15 |
20120287663 | Display Device for a Vehicle, and Vehicle - A display device for a vehicle includes a display unit, a display layer, and a light guide. | 2012-11-15 |
20120287664 | Display Unit for Vehicle - A display unit for a vehicle includes an electronic display and a light guide coupled to a portion of the display. | 2012-11-15 |
20120287665 | LIGHT GUIDE PLATE, SURFACE LIGHT SOURCE DEVICE, TRANSMISSION-TYPE IMAGE DISPLAY DEVICE, METHOD OF DESIGNING LIGHT DISTRIBUTION PATTERN FOR LIGHT GUIDE PLATE, AND METHOD OF MANUFACTURING LIGHT GUIDE PLATE - A light guide plate | 2012-11-15 |
20120287666 | BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A backlight assembly includes a light guide plate, a light source module spaced apart by a gap from the guide plate, a receiving container and a gap adjusting element. The gap adjusting element is inter-coupled between the receiving container and the light source module and is actuatable to adjust the gap distance between the light source module and the light guide plate. Accordingly, a display quality may be prevented from being decreased, and the productivity may be enhanced. | 2012-11-15 |
20120287667 | BACKLIGHT DEVICE AND DISPLAY APPARATUS - The backlight device is configured in a planar geometry by the combination of a plurality of light emitting units. The light guide plate of the light emitting unit has a light guide unit that guides light from the light source and a light emission surface that emits light from the light guide unit. Adjacent light emitting units are arranged to cross to each other and the light emission surface of a light emitting unit overlaps with the light guide unit of another light emitting unit such that the light guide unit of each light guide plate of the light emitting unit does not extend outside the light emission region of the backlight device. | 2012-11-15 |
20120287668 | LIGHTING ASSEMBLY - A lighting assembly includes a light guide and a light source. The light guide has opposed major surfaces and side surfaces extending between the major surfaces. The light source is at an apex region between two side surfaces and is configured to input light to the light guide. The side surfaces comprise a stepped reflective side surface extending from the apex region and comprising a first reflective step and a second reflective step, and an output side surface extending from the apex region and comprising a first output region and a second output region. The first reflective step is configured to reflect a first portion of input light through the first output region. The second step is configured to reflect a second portion of input light through the second output region. The second output region comprises segments oriented nominally normal to the reflected second portion of the light incident thereon. | 2012-11-15 |
20120287669 | BACKLIGHT, AND DISPLAY HAVING A BACKLIGHT - A display backlight comprises a light guide plate ( | 2012-11-15 |
20120287670 | LIGHT SOURCE MODULE AND ELECTRONIC APPARATUS PROVIDED WITH SAME - A light source module of the present invention is configured such that there is a through hole ( | 2012-11-15 |
20120287671 | LIGHTING ASSEMBLY - A lighting assembly includes a light engine and a light guide. The light engine edge lights the light guide and includes a control assembly that controls light output according to one or more parameters to produce light output from the lighting assembly with a desired characteristic. Lighting assemblies are combined to form a modular lighting assembly. | 2012-11-15 |
20120287672 | BACKLIGHT ASSEMBLY AND METHOD OF ASSEMBLING A BACKLIGHT ASSEMBLY - A backlight assembly includes a first light-emitting module, a light guide plate, a receiving container and a main adhesion member. The first light-emitting module includes a first circuit board including a first mounting surface, and a first light source on the first mounting surface. The light guide plate is on the first mounting surface and guides light from the first light source. The receiving container includes a bottom portion and receives the first light-emitting module and the light guide plate. The main adhesion member is between the first mounting surface and the light guide plate and is attached to the first circuit board and the light guide plate, and is between the light guide plate and the bottom portion and movable with respect to the light guide plate. | 2012-11-15 |
20120287673 | FIXED STRUCTURE OF MODULARIZED LIGHT GUIDE PLATE AND BACKLIGHT MODULE HAVING THE SAME - The patent application relates to a fixed structure of modularized light guide plate and a backlight module, wherein the fixed structure includes a back board, a display panel, a light source, an optical module arranged between the back board and the display panel for receiving the light of the light source, and an aluminum extrusion. The aluminum extrusion is located on the upper part of the back board and is fixed on the back board. The optical module is clamped and fixed on the aluminum extrusion. By setting a clamping mechanism between the optical module and the aluminum extrusion, wherein the optical module is arranged between the back board and the display panel for receiving the light of the light source, the patent application realizes the limiting in Z-axis direction for the optical module in order to limit the movement of the optical module, prevents the optical module from being drooped and deformed due to its own weight when the liquid crystal display is inverted, and from colliding the other components in the backlight module and damaging the backlight module. Meanwhile, the ultrathin design is beneficial for guaranteeing the light incidence surface of the light source aligned with the light emission surface thereof centrally and avoiding light lose. | 2012-11-15 |
20120287674 | ILLUMINATION DEVICE COMPRISING ORIENTED COUPLING LIGHTGUIDES - A lightguide includes a film including a body with opposing faces having a thickness not greater than 0.5 millimeters therebetween. An array of strips has an array direction extending from the body of the film, wherein each strip in the array of strips has a curved or angled lateral edge. A method for manufacturing a lightguide is also disclosed. | 2012-11-15 |
20120287675 | IMAGE DISPLAY APPARATUS - An image display apparatus includes an image forming device, a collimating optical system, and an optical device. The optical device includes a light guide plate, a first deflecting member that deflects light incident on the light guide plate, and a second deflecting member that deflects the light, which propagates in the light guide plate by total reflection, a plurality of times. The first and second deflecting members are provided in the light guide plate. Light having one wavelength emitted from at least one pixel satisfies the following condition: | 2012-11-15 |
20120287676 | LIGHT GUIDE PLATE STRUCTURE AND METHOD OF FABRICATING THE SAME - The present invention relates to a light guide plate structure including a light guide layer and at least a light-barrier line. The light-barrier line includes an ink and is disposed within the light guide layer for blocking a light from being transmitted all over the light guide layer, and the light-barrier line is employed to allow the light to be just transmitted in separated regions within the light guide layer or to prevent light leakage. The present invention also relates to fabrication of the aforesaid light guide plate structure, in which, a surface modification is performed on the light guide layer, and a modified surface of the light guide layer is printed with an ink to allow the ink to permeate or corrode the light guide layer to form a light-barrier line within the light guide layer. | 2012-11-15 |
20120287677 | OPTICAL CONSTRUCTIONS INCORPORATING A LIGHT GUIDE AND LOW REFRACTIVE INDEX FILMS - Optical constructions use a low index of refraction layer ( | 2012-11-15 |
20120287678 | NON-ISOLATED RESONANT CONVERTER - A non-isolated resonant converter is provided. The provided non-isolated resonant converter includes a switch circuit, a resonant circuit and a rectifying-filtering circuit. The switch circuit, the resonant circuit and the rectifying-filtering circuit are sequentially connected. The resonant circuit includes an auto-transformer, a capacitor and an inductor, wherein the capacitor and the inductor are connected to the auto-transformer. The configuration of the provided non-isolated resonant converter has small size, low loss and high power density. | 2012-11-15 |
20120287679 | SWITCHING TECHNIQUES TO REDUCE CURRENT OVERSHOOT IN A DC TO DC CONVERTER - A DC/DC converter system includes gate control circuitry, a transformer, a second stage, and soft start control circuitry. The gate control circuitry is configured to generate a first and a second gate control signal configured to open and close first and second switches of an inverter circuitry, respectively, to generate an AC signal from a DC input signal. The transformer transforms the AC signal and the second stage rectifies the AC signal to a DC output signal. The soft start control circuitry generates a signal to delay a closing of the first switch during an initial portion (Td) of a first cycle of the first switch. A method of soft-starting a DC/DC converter includes generating first and second gate control signals and delaying closing of the first switch during Td. | 2012-11-15 |
20120287680 | SYSTEMS AND METHODS FOR CONSTANT CURRENT CONTROL IN AN LLC RESONANT POWER REGULATOR - One embodiment relates to an LLC resonant power converter system. The system includes a transformer comprising a primary inductor and a secondary inductor and a switch control stage configured to generate a plurality of switching signals having a duty-cycle. The system also includes an input stage comprising the primary inductor and a plurality of switches that are controlled in response to the respective plurality of switching signals to generate a primary resonant current and an output stage comprising the secondary inductor and being configured to conduct an output current through a load based on a secondary resonant current to generate an output voltage. The system further includes a controller configured to limit a magnitude of the output current to a predetermined magnitude in response to variations of the load. | 2012-11-15 |
20120287681 | Switching Delay Controller for a Switched Mode Power Supply - A switching delay controller ( | 2012-11-15 |
20120287682 | SWITCH MODE POWER SUPPLY AND CONTROL METHOD THEREOF - In one embodiment, a switch mode power supply comprising a switch and a control circuit is disclosed. The control circuit may comprise a multi-function pin configured to receive a first current sampling signal and a first voltage sampling signal. A first comparing signal may be provided by comparing the first voltage sampling signal with a first threshold signal when the switch is turned OFF, and a second comparing signal may be provided by comparing the first current sampling signal with a second threshold signal when the switch is turned ON. The control circuit may be configured to control the switch in accordance with the first comparing signal and the second comparing signal. | 2012-11-15 |
20120287683 | METHOD AND APPARATUS FOR CONTROLLING ELECTRIC GRID IN ISLANDING MODE - An exemplary method for controlling transfer of electrical power in island mode in an arrangement having a converter and a load connected to the converter through a filter. The method including determining voltage reference components for one or more frequency components of an output voltage of the converter. An effect of a load current is compensated for by forming one or more voltage feedforward terms based on the load current and using the feedforward terms to adjust the voltage reference components. Control reference components for one or more of the frequency components are formed based on the voltage reference components, and a control reference is formed based on the control reference components. The output voltage of the converter is controlled based on the control reference. | 2012-11-15 |
20120287684 | CONVERTER - A converter may include a transformer; a first circuit arrangement coupled to a first transformer side; a second circuit arrangement coupled to a second transformer side, wherein the second circuit arrangement is configured to provide an output voltage; a first coupler configured to provide information about the output voltage to the first circuit arrangement; wherein the first circuit arrangement is configured to determine a state of the secondary side based on the received information about the output voltage, and to generate a switch control signal dependent on the determined state; a switch circuit arranged on the second side; and a second coupler configured to provide a switch control signal from the first circuit arrangement to the switch circuit; wherein the switch circuit is coupled to the first circuit arrangement to provide a first circuit arrangement control signal to the first circuit arrangement depending on the switch control signal. | 2012-11-15 |
20120287685 | CONVERTER - A converter may include a start-up circuit having a switch circuit coupled to a reference potential terminal and an input circuit coupled to an input voltage, wherein the input circuit is coupled to the start-up circuit such that in case that at least one of the input voltage is lower than a predetermined threshold and that the input voltage is substantially constant for a predefined time period, electrical charges stored in the input circuit are flowing through the switch circuit to the reference potential terminal. | 2012-11-15 |
20120287686 | MATRIX CONVERTER - A matrix converter according to an embodiment includes a control unit generates a highest phase-to-phase voltage among load side phase-to-phase voltages by controlling bidirectional switches that connect phases with respect to the highest phase-to-phase voltage and phases with respect to a highest phase-to-phase voltage among AC-source side phase-to-phase voltages. Moreover, the control unit generates a middle phase-to-phase voltage among the load side phase-to-phase voltages by controlling bidirectional switches that connect phases with respect to the middle phase-to-phase voltage and phases with respect to a middle phase-to-phase voltage among the AC-source side phase-to-phase voltages. | 2012-11-15 |
20120287687 | POWER CONVERTER MODULE - A power converter module is disclosed, which is an all-digital module. The power converter module includes a reference voltage generation unit, a voltage loop control unit, a current loop control unit, an input voltage compensation unit, and a pulse width modulation generation unit, to transfer input power to stable output power for providing power to an external loading device through driving bridge switch unit with external driver. The voltage loop control unit and the current loop control unit contain a proportion-integral-differentiation controller for receiving signal related to voltage and current of loading device to form voltage control loop and current control loop. The pulse width modulation generation unit contains function of deciding necessary stop time to improve quality of output power and decrease the effect of input power and loading variation, and to provide stable sine-waveform output power to the external loading device. | 2012-11-15 |
20120287688 | FOUR QUADRANT BIDIRECTIONAL SWITCH - A four quadrant bidirectional switch. In one embodiment, the four quadrant bidirectional switch comprises a first switch, a second switch, and a third switch, wherein (i) the first and second switches are normally-off switches, (ii) the third switch is a dual-gate, bidirectional, normally-on switch, and (iii) the first, the second, and the third switches are coupled to one another in a bi-cascode configuration. | 2012-11-15 |
20120287689 | SYNCHRONOUS RECTIFIER DISABLING ARRANGEMENT - A power supply receives an alternating current input that is rectified by a rectifier. The rectified output voltage is coupled to a load and a microprocessor during both a run mode operation and a standby mode operation. The rectifier provides synchronous rectification by an included MOSFET, during the run mode operation and non-synchronous rectification during the standby mode operation by an included Schottky diode. The Schottky diode in rectifier is in parallel with the MOSFET and provides rectification during the standby mode operation. A source of an on/off control signal from the microprocessor is applied to the load for changing the operation mode and applied, in parallel, to the rectifier for disabling the synchronous rectification in the rectifier, during the standby mode operation. The efficiency of the power supply is improved in the standby mode operation by elimination of the power consumed to energize a synchronous rectifier controller. The efficiency of the power supply is also improved in the standby mode operation by using the on/off control signal from the microprocessor to disable the synchronous operation. | 2012-11-15 |
20120287690 | POWER CONVERSION APPARATUS AND METHODS EMPLOYING VARIABLE-LEVEL INVERTERS - A power conversion apparatus, such as an uninterruptible power supply, included first and second DC busses, a neutral node and an inductor configured to be coupled to a load. The apparatus further includes an inverter circuit coupled to the first and second DC busses, to the neutral node and to the inductor and configured to selectively couple the first and second DC busses and the neutral node to a first terminal of the inductor to generate an AC voltage at a second terminal of the inductor such that, in a given half-cycle of the AC voltage, the inverter circuit uses a switching sequence wherein the first DC bus, the second DC bus and the neutral node are successively coupled to the first terminal of the inductor. | 2012-11-15 |
20120287691 | Battery Substitute Device For Power Tools - A battery substitute device for providing an alternative power source for battery operated ‘cordless’ tools and similarly powered appliances. The battery substitute device is generally shaped like the battery pack it replaces and includes an AC-DC power converter powered by AC plug-in power through a flexible line and AC mains plug. The battery substitute device interchangeably mates with said tools and appliances providing the option of continuous uninterrupted, full power use of the tool and gives the user the option of optimized power source for material, torque and power properties, and user convenience. The battery substitute device reduces the need for multiple battery packs, extends the life of the battery packs and reduces waste caused by fully depleted battery packs. It also reduces the need to anticipate a project and charge battery packs. The battery substitute device will make a useful, effective tool much more useful and much more effective. | 2012-11-15 |
20120287692 | READ THRESHOLD SETTING BASED ON TEMPERATURE INTEGRAL - A method for data storage in a memory that includes multiple analog memory cells fabricated using respective physical media, includes identifying a group of the memory cells whose physical media have deteriorated over time below a given storage quality level. A rejuvenation process, which causes the physical media of the memory cells in the group to meet the given storage quality level, is applied to the identified group. Data is stored in the rejuvenated group of the memory cells. | 2012-11-15 |
20120287693 | SEMICONDUCTOR DEVICE AND MEMORY DEVICE INCLUDING SEMICONDUCTOR DEVICE - To provide a semiconductor device whose power can be turned off without the need for a peripheral circuit for data to escape temporarily and in which stored data is not lost even in an off state of the power of the device, and a memory device including the semiconductor device. In a holding circuit of the semiconductor device, a transistor that includes a semiconductor layer (at least a channel formation region) including an oxide semiconductor material with which small off-state current can be achieved is used. Further, the semiconductor device includes a switching element which enables a comparison circuit in which comparison between data stored in the holding circuit and reference data input from the outside does not need to be performed to become forcibly inactive. | 2012-11-15 |