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| Number | Title | Issue Date |
| 8057066 | Backlight assembly with improved brightness uniformity and display apparatus having the same A backlight assembly and a display apparatus having the backlight assembly are disclosed. A diffusion plate is provided above a plurality of lamps. Diffusion patterns that cause contrast inversion and diffusion patterns that do not cause contrast inversion are arran... | 11/15/2011 |
| 7988332 | Integrally formed single piece light emitting diode light wire A flexible, integrally formed single piece light emitting diode (LED) light wire that provides a smooth, uniform lighting effect from all directions of the LED light wire. The integrally formed single piece LED light wire contains a conductive base comprising first ... | 08/02/2011 |
| 7976187 | Uniform intensity LED lighting system Light emitting device multi-chip lighting fixtures are disclosed. According to one aspect, a lighting fixture is provided, the lighting fixture having a plurality of light-emitting devices operable for emitting light onto a light diffuser. Where each of the light-em... | 07/12/2011 |
| 7901103 | Backlight unit and liquid crystal display device using the backlight unit A backlight unit includes a fluorescent lamp to illuminate a liquid crystal panel, a reflection unit for causing the light from the fluorescent lamp to exit toward a certain direction, and a diffusion unit for diffusing the light from the fluorescent lamp and reflec... | 03/08/2011 |
| 7837350 | Light emitting diode illuminating device A light emitting diode (LED) illumination device (10) includes an LED (11), a frustum-shaped light guide member (12) and a light diffusing plate (13). The frustum-shaped light guide member (12) has a light input surface (120... | 11/23/2010 |
| 7824066 | Prism member, backlight assembly provided with the same, and display device provided with the same A prism member, a backlight assembly having the same, and a display device having the same, wherein the prism member includes a plate-type body portion having a thickness, and a plurality of unit light-concentrating portions formed on the body portion and arranged a... | 11/02/2010 |
| 7810949 | Optical plate and backlight module using the same An exemplary optical plate (20) includes a transparent plate unit. The transparent plate unit includes a light output surface (202), a bottom surface (203), a plurality of microstructures (206), a diffusion layer (205), and a lamp-... | 10/12/2010 |
| 7802893 | Bulb reflector for thin direct lit backlights In one embodiment, a backlight assembly comprises: a bulb having a bulb first side and a bulb second side located on a side of the bulb opposite the first side, a reflector plate disposed on the bulb first side, and a front bulb reflector disposed over the bulb seco... | 09/28/2010 |
| 7794111 | White light illuminator and reading lamp using the same A reading lamp (100) includes a lamp holder (20), a lampshade (40), a bracket (30) connecting the lamp holder with the lampshade, and a white light illuminator (50) received in the lampshade. The white light illuminator includes a ... | 09/14/2010 |
| 7703945 | Efficient emitting LED package and method for efficiently emitting light An LED package comprises an LED for emitting LED light, and a conversion material remote to said LED for down-converting the wavelength of LED light. The package further comprises a reflector directing at least some of the LED light toward the conversion material, t... | 04/27/2010 |
| 7690811 | System for improved backlight illumination uniformity An illumination system includes a backlight housing, a plurality of light valves coupled to the backlight housing, and a plurality of light sources arranged in the backlight housing and optically coupled to the light valves. The illumination system may further inclu... | 04/06/2010 |
| 7690810 | Illumination device and display device A plurality of LEDs are arrayed in the X-direction, and a light-guide plate is provided facing the LEDs. A plurality of prisms extending in the Y-direction are formed on a light-receiving surface of the light-guide plate. A plurality of prisms are additionally forme... | 04/06/2010 |
| 7611262 | Optical plate with light diffusion layer and backlight module using the same An exemplary optical plate (20) includes a transparent plate (21) and a light diffusion layer (22). The transparent plate includes a light output surface (212), a light input surface (211) opposite to the light output surface, and ... | 11/03/2009 |
| 7604376 | Flexible perimeter lighting apparatus An elongated flexible lighting system according to the present invention includes an array of light sources that are illuminated by electric power. It further includes an elongated translucent extrusion of flexible material. The array of light sources is integral to... | 10/20/2009 |
| 7566145 | Direct type illuminating device A direct type illuminating device includes a light source unit, a reflector plate, a diffuser plate, and a lens module. The light source unit provides source light beams. The reflector plate and the diffuser plate are spaced at an interval from each other, and the l... | 07/28/2009 |
| 7540630 | Backlight module and scattering module for same A scattering module and a backlight module comprising the scattering module are provided. The backlight module includes a plurality of light sources, while the scattering module includes a plurality of scattering elements. The scattering elements are disposed corres... | 06/02/2009 |
| 7422355 | Illumination device An illumination device is provided which includes a lighting stand (3) in which a torch portion (11) including a light source support (13) on which a plurality of light sources (2a to 2c) is supported is provided upri... | 09/09/2008 |
| 7391571 | Diffusion plate used in direct-type backlight module The present invention relates to a diffusion plate used in a direct-type backlight module and a method for making the same. At least one of the surfaces of the diffusion plate has a microstructure constituted by repeated undulation that can refract and diffuse the i... | 06/24/2008 |
| 7374312 | Bottom lighting backlight module having uniform illumination and process for manufacturing the same The present invention provides a bottom lighting backlight module comprising: a light reflecting plate, a plurality of light sources such as lamp and LED; and a diffusion sheet; wherein said diffusion sheet has an excavated structure of shape with cross-section of a... | 05/20/2008 |
| 7365991 | Dual LED board layout for lighting systems Circuit boards for lighting systems have identical LED landing zones printed on the board. Each zone includes at least two sets of LED contact pads. One pad set is configured to mate with contacts of an LED of a first structural type, e.g. from a first product line ... | 04/29/2008 |
| 7360920 | Convertible flashlight and area light with an aperture shutter A lighting device (10) which is adapted to be converted between a flashlight mode and an area light mode includes a housing (14) to receive a power supply (28), a light source (46) associated with the housing (14) and a tubular len... | 04/22/2008 |
| 7352418 | Backlight assembly and direct lighting type liquid crystal display apparatus An LCD apparatus is provided. The LCD apparatus includes lamps for generating a first light, a diffusing member, and a receiving member. The diffusing member diffuses the first light from the lamps and reflected light to emit a second light having uniform brightness... | 04/01/2008 |
| 7347585 | Structure of direct type backlight module with high uniform emitting light A structure of direct type backlight module with high uniform emitting light explores a design of lenticular lens of diffusing plate. The lenticular lens is against the central location of light source, where the light of lamp is scattered and the curvature of said ... | 03/25/2008 |
| 7338184 | Direct-type back light module, diffuser plate and method of fabricating the same A direct-type back light module, a diffuser plate and a method fabricating the same are provided. The direct-type back light module includes a lamp box, a plurality of light sources and a diffuser plate. The light sources are arranged in the lamp box to serve as a s... | 03/04/2008 |
| 7331681 | Lighting 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 diffe... | 02/19/2008 |
| 7327281 | Traffic signal with integrated sensors A traffic signal with integrated sensors. The present invention provides an apparatus for integrating sensors with a traffic signal. A signal case has a housing and a light source placed within the housing. A door attached to the housing is configured such that phot... | 02/05/2008 |
| 7322714 | Decorative light and landscape lighting system A decorative light and a landscape lighting system incorporating a plurality of decorative lights. The decorative lights are structured for attachment to the top of landscape edging. The lights include a body having a channel formed in its bottom surface for receivi... | 01/29/2008 |
| 7318664 | Backlight device and liquid crystal display apparatus A light dimming dot pattern is provided for an LCD in which the diameter of dots is changed in a range from approximately 0.16 mm to approximately 0.65 mm depending on the distance of the dots from a fluorescent tube (13) in such a manner that the volume of t... | 01/15/2008 |
| 7318652 | Versatile stand-mounted wide area lighting apparatus A lighting effects system comprises an arrangement of lamp elements, such as light-emitting diodes (LEDs) or other light elements, on a panel or frame. The panel or frame may be relatively lightweight, and may include one or more circuit boards for direct mounting o... | 01/15/2008 |
| 7309143 | Optical material, optical element, illuminator and display device An optical material of the present invention includes a resin having a luminous transmittance of about 70% or more and a filler mixed therein having a thermal conductivity of about 3 W/m·K or more. ... | 12/18/2007 |
| 7303308 | Lighting apparatus Lighting apparatus for an image-gathering device, includes a light frame supporting a plurality of light emitting diode lamps configured to emit light at a tungsten balanced colour temperature, and a focussing frame comprising a plurality of light focussing lenses c... | 12/04/2007 |
| 7303288 | Image display device Aspects of the invention can provide an image display device that can include light sources provided, respectively, for regions obtained by dividing an image forming region of an electro-optic modulator into plural regions to irradiate corresponding regions, and a l... | 12/04/2007 |
| 7303325 | Illumination device and display apparatus including the same An illumination device for a display apparatus provided on a rear side of a display panel of the display apparatus includes a plurality of rod-like light sources arranged substantially parallel to each other; and a light scattering member for scattering light, the l... | 12/04/2007 |
| 7296913 | Light emitting diode replacement lamp The invention is a replacement for a conventional incandescent or halogen light bulb. Besides providing regular illumination, it has advantages over a conventional bulb while maintaining the bulb's decorative function, such as visual effects associated with the bulb... | 11/20/2007 |
| 7290893 | Lighting apparatus Lighting apparatus for an image-gathering device, includes a light frame supporting a plurality of light emitting diode lamps configured to emit light at a tungsten balanced colour temperature, and a focussing frame comprising a plurality of light focussing lenses c... | 11/06/2007 |
| 7281816 | Surface lighting device A surface lighting device including, a surface light source in which light-emitting element groups having three light-emitting elements, which correspond to three primary colors of light, arranged to be continguous with vertexes of a triangle are arranged in a matri... | 10/16/2007 |
| 7281820 | Lighting module assembly and method for a compact lighting device A plurality of compact light emitting assemblies is mounted on a frame configured as a heat sink that provides a structural platform and a thermal management component. The frame further ensures proper alignment of the light emitting devices to aim the individual li... | 10/16/2007 |
| 7281821 | Beacon light with at least one emitting diode and a method for retrofitting the beacon light onto an existing incandescent beacon light A beacon light member including a housing configured to be attached to a base member of a beacon light, the base member of the beacon light configured to utilize an incandescent light source. A power supply contained in the housing is configured to electrically conn... | 10/16/2007 |
| 7281819 | LED traffic light structure A traffic light structure includes an LED light source having a circuit board and multiple LEDs securely mounted on the circuit board, a front cover having a first incidence surface provided with multiple lenses each with rectangular lenses and a first emergence sur... | 10/16/2007 |
| 7278747 | Lighting and/or signalling device with light guide The invention comprises a lighting and/or signalling device in particular for a motor vehicle, comprising: at least one light source illuminating a light guide, part of whose surface has locally diffusing and/or reflective areas able to diffuse/reflect towards the i... | 10/09/2007 |
