Patent application number | Description | Published |
20090296414 | LIGHTING APPARATUS AND SUBSTRATE HAVING PLURALITY OF LIGHT-EMITTING ELEMENTS MOUNTED THEREON AND INCORPORATED IN THIS LIGHTING APPARATUS - The present invention provides a down light include a thermally-conductive main body, and a substrate which is mounted on this main body through a plurality of screw, has slits which are formed on straight lines connecting the screw with each other in directions orthogonal to the straight lines, and has a plurality of LEDs arranged thereon. | 12-03-2009 |
20100321935 | LIGHT 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 |
20110075427 | LIGHTING APPARATUS - According to one embodiment, a lighting apparatus includes a main body including a flat thermal conduction surface. The thermal conduction surface contacts a back surface of a board. Light-emitting devices are mounted on a front surface of the board. An optical member is opposed to a peripheral part of the board on the front surface side of the board. The optical member is fastened to the main body by fastening members, to push the peripheral part of the board against the heat conduction surface of the main body. | 03-31-2011 |
20110211346 | LIGHTING 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 |
20110216547 | LIGHTING APPARATUS - In one embodiment, a lighting apparatus includes a base electrically grounded and a substrate provided in the base in which an emitting element is mounted. A transmissive cover is arranged in the front side of the substrate, and a metallic holding element is fixed to the base for supporting a peripheral portion of the cover by pressing the peripheral portion from the front side. | 09-08-2011 |
20130106311 | Power Supply Device and Lighting Device | 05-02-2013 |
20130127346 | Lighting Control Device and Lighting Control Method - In the lighting control device according to the exemplary embodiment, the detection section detects the presence or absence of a person in a lighting area and a movement speed of a person, based on an image data of the lighting area that is lighted by a light source of a plurality of lighting apparatuses and is acquired from an imaging device. A decision section decides whether each of division areas is a stay area or a non-stay area based on the movement speed of a person detected by the detection section. A lighting control section performs different lighting controls on the lighting apparatus of the division area decided as the stay area by the decision section and the lighting apparatus of the division area decided as the non-stay area. | 05-23-2013 |
20130241439 | Lighting Control System, Lighting Control Method, and Storage Medium - A lighting control system includes a plurality of lighting fixtures for ambient lighting, a plurality of lighting fixtures for task lighting, and a smart phone of a worker. The smart phone can execute an application program which controls a corresponding lighting fixture for ambient lighting, and starts up the application program when an ON state of a lighting fixture for task lighting is detected. | 09-19-2013 |
20130271030 | Road Lamp System - According to one embodiment, a road lamp system includes a light-emitting section configured to irradiate light and an image pickup section. A power supply section operates as a driving power supply for the light-emitting section and performs power line communication with an external management apparatus. A road-lamp control section receives a control signal from the management apparatus via the power supply section and controls the light-emitting section on the basis of the control signal. A camera control section receives the control signal and determines, on the basis of image information transmitted from the image pickup section, whether a control operation instructed by the received control signal is executed. | 10-17-2013 |
20140133165 | Light Emitting Module Having Heat Conductive Substrate - A substrate having a plurality of light-emitting elements mounted thereon is described. The substrate may be mounted in a lighting apparatus and may include a surface on which the plurality of light-emitting elements are mounted and one or more holes through which heat may be conducted from the first surface to another surface of the substrate. For example, a heat conductive and electrically non-conductive material may cover a surface of the one or more holes. According to some arrangements, the surface of the substrate may include an electrically non-conductive layer and an electrically conductive layer such that the electrically non-conductive layer is electrically isolated or separated from the electrically conductive layer. | 05-15-2014 |
20140133166 | Light Emitting Module Having Heat Conductive Substrate - A substrate having a plurality of light-emitting elements mounted thereon is described. The substrate may be mounted in a lighting apparatus and may include a surface on which the plurality of light-emitting elements are mounted and one or more holes through which heat may be conducted from the first surface to another surface of the substrate. For example, a heat conductive and electrically non-conductive material may cover a surface of the one or more holes. According to some arrangements, the surface of the substrate may include an electrically non-conductive layer and an electrically conductive layer such that the electrically non-conductive layer is electrically isolated or separated from the electrically conductive layer. | 05-15-2014 |
20140133167 | Light Emitting Module Having Heat Conductive Substrate - A substrate having a plurality of light-emitting elements mounted thereon is described. The substrate may be mounted in a lighting apparatus and may include a surface on which the plurality of light-emitting elements are mounted and one or more holes through which heat may be conducted from the first surface to another surface of the substrate. For example, a heat conductive and electrically non-conducting material may cover a surface of the one or more holes. According to some arrangements, the surface of the substrate may include an electrically non-conducting layer and an electrically conductive layer such that the electrically non-conducting layer is electrically isolated or separated from the electrically conductive layer. | 05-15-2014 |
20140167645 | Lighting Apparatus and Lighting System - A lighting apparatus (L) includes: a light source section that includes two or more kinds of plural LEDs having different emission colors as light sources; a storage section that stores light color characteristic information that indicates the relation between a light color of an illumination light that is generable by the light source section and an output of each LED; a transmission section through which a light color control command for designating the light color of the illumination light is input; and a control section that converts the light color control command into output information of each LED on the basis of the light color characteristic information, and controls an output level of each LED on the basis of the output information. | 06-19-2014 |
20140169004 | Lamp Device and Luminaire - A lamp device includes a semiconductor light-emitting element. The lamp device includes a housing including a heat conductive part, and the heat conductive part is thermally connected to an external thermal radiator. Heat generated by the semiconductor light-emitting element is conducted to the thermal radiator through the heat conductive part. A thermosensor is thermally connected to the heat conductive part. The lamp device includes a lighting circuit to light the semiconductor light-emitting element, and the lighting circuit controls an output of the semiconductor light-emitting element according to detection of the thermosensor. | 06-19-2014 |
Patent application number | Description | Published |
20090290354 | REFLECTOR AND LIGHTING APPARATUS COMPRISING REFLECTOR - A reflector built in a down light includes a plurality of floodlight openings respectively exposing a plurality of light-emitting elements to a front surface side, a plurality of radial partition walls which respectively partition and surround these floodlight openings, and an inner circumferential partition wall. Each of the partition walls has a ridge line, and the reflector includes a plurality of reflection concave surfaces each which open and widen from a respective one of the plurality of floodlight openings towards ridge lines of the plurality of partition walls which respectively surround the plurality of floodlight openings. The plurality of radial partition walls extend from the center of the reflector towards the outer circumference, and the inner circumferential partition wall is located between the center and the outer circumference. | 11-26-2009 |
20100038657 | LIGHTING APPARATUS - A lighting apparatus is provided with a plurality of light-emitting devices, a substrate, a blind member, and a reflector. The reflector is formed with a plurality of reflective surfaces corresponding to the light-emitting devices, individually. The shielding angle at which light emitted from that one of the light-emitting devices which is located on the outermost periphery is intercepted by the reflective surface corresponding to the outermost light-emitting device is greater than shielding angles at which light emitted from the light-emitting devices located inside the outermost light-emitting device is intercepted by the reflective surfaces corresponding to the inside light-emitting devices. | 02-18-2010 |
20100053950 | LIGHTING APPARATUS HAVING LIGHT EMITTING DIODES FOR LIGHT SOURCE - A down-light has a main body, a substrate, a plurality of LEDs, a reflector, a central boss, a central screw and peripheral screws. The main body has a mounting area. The substrate having LEDs is assembled in the mounting area. The reflector is attached to the main body with the substrate interposed therebetween, and reflects light emitted from the LEDs. The central boss is formed on the mounting area to correspond to a central part of the substrate. The central screw fixes the central part of the substrate to the central boss from the reflector side. Peripheral screws fix the substrate to the main body by pulling the reflector from the main body side. | 03-04-2010 |
20100067226 | LIGHT 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 |
20100124064 | LIGHTING DEVICE INCLUDING TRANSLUCENT COVER FOR DIFFUSING LIGHT FROM LIGHT SOURCE - A lighting device includes a light source configured to radiate light toward a floor from a ceiling, a reflecting mirror provided around the light source, and shading angle setting element configured to define a range in which the light from the light source is radiated by setting a shading angle with respect to the light radiated from the light source. The light source, the reflecting mirror and the shading angle setting element are covered by a translucent cover. The translucent cover has an in-line transmittance. An in-line transmittance of the translucent cover of a position corresponding to an optical axis of the light source and an in-line transmittance of the translucent cover of a position deviated from the optical axis are different from each other. | 05-20-2010 |
20100149783 | LIGHT-EMITTING MODULE AND ILLUMINATION APPARATUS - A light-emitting module includes at least one light-emitting element provided on a mount surface of a substratum. A translucent member is provided so as to face the mount surface of the substratum. The translucent member is separated from the light-emitting element and contains a phosphor material that converts a wavelength of light emitted by the light-emitting element. A frame having heat conducting properties is interposed between the substratum and the translucent member. The frame surrounds the light-emitting element. The frame includes an opening that leads light emitted by the light-emitting element to the translucent member, and a heat conductor thermally connected to the translucent member. The heat conductor includes a heat radiator exposed outside of the translucent member. | 06-17-2010 |
20120314432 | Lighting Apparatus and Light-Emitting Element Substrate Having Stress Absorbing Means - A substrate for a lighting apparatus may include a plurality of light-emitting elements mounted thereon. The substrate may include a surface on which the plurality of light-emitting elements are mounted. Additionally or alternatively, the substrate may include stress absorbing element arranged on, in some examples, imaginary straight lines connecting portion for mounting the substrate with each other. | 12-13-2012 |
20130058109 | Lighting Apparatus and Light-Emitting Element Substrate Having Stress Absorbing Means - A substrate having a plurality of light-emitting elements mounted thereon is described. The substrate may be mounted in a lighting apparatus. In some examples, the substrate may include a surface on which a plurality of light-emitting elements are mounted and stress absorbing elements arranged on imaginary straight lines connecting portions for mounting the substrate with each other. | 03-07-2013 |
Patent application number | Description | Published |
20120169122 | DIRECT CURRENT POWER SWITCH DEVICE - Disclosed is a direct current power switch device which safely shuts off direct current power supply without generating arc at the time of shutting off the power supply to an electrical load. The direct current power switch device is provided with: an operation input unit ( | 07-05-2012 |
20130119896 | STRAIGHT TUBE LED LAMP, LAMP SOCKET SET, AND LIGHTING FIXTURE - A straight tube LED lamp includes: a straight tube in which a plurality of light emitting diodes is housed; a first cap for forming a power feeding connection to the plurality of light emitting diodes, provided on one axial direction end side of the straight tube; and a second cap for grounding, provided on another axial direction end side of the straight tube. A first terminal for forming an electrical connection to a power feeding terminal of a first lamp socket is provided in the first cap. A second terminal for forming an electrical connection to a grounding terminal of a second lamp socket is provided in the second cap. | 05-16-2013 |
20140015417 | LIGHTING CONTROL SYSTEM - In an embodiment, a lighting control system includes a plurality of lighting apparatuses and a central control device. In an embodiment, the central control device controls lighting states of the plurality of lighting apparatuses, based on a first illumination which is an illumination of an irradiated surface irradiated by the plurality of lighting apparatuses, and a second illumination which is an illumination at a certain measurement point in a lighting space irradiated by light sources of the plurality of lighting apparatuses and is formed by a reflected light of light emitted by the lighting apparatuses. | 01-16-2014 |
20140055040 | LIGHTING CONTROL SYSTEM - A lighting control system according to the embodiment includes a plurality of lighting fixtures, a lighting control unit, and an access point. The plurality of lighting fixtures are arranged in a lighting area. The lighting control unit is configured so as to control the lighting fixture. The access point transmits a layout chart of a different lighting area depending on an installation position of the access point. | 02-27-2014 |