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| Number | Title | Issue Date |
| 7556393 | Lighting system, image display apparatus using the same and light diffusion plate used therefor The invention is directed to a lighting system having a reflector, light sources and a light control member sequentially disposed from a light incident side to a light outgoing side. Preferably used for large displays requiring high uniformity, this invention elimin... | 07/07/2009 |
| 7549761 | Flat panel display and backlight module thereof A backlight module includes a frame with a bottom surface and at least one protrusion with a hole formed on the bottom surface of the frame. A tube set configured in the frame, a diffusion plate configured over the frame, and at least one support component configure... | 06/23/2009 |
| 7549760 | Backlight assembly, liquid crystal display apparatus having the same and method thereof A backlight assembly includes a plurality of lamps, a first reflecting plate and an optical member. The lamps are disposed substantially parallel with each other and generate light. The bottom reflecting plate is disposed under the lamps to reflect the light. The fi... | 06/23/2009 |
| 7537355 | Direct type backlight module A direct type backlight module includes a light guide plate, a plurality of supporting units and a plurality of light sources. The light guide plate includes a bottom surface, and an emitting surface opposite to the bottom surface, a plurality of grooves formed on t... | 05/26/2009 |
| 7534004 | Backlight module having light reflecting and converging structure An exemplary backlight module (300) includes a light source (320), a frame (310) and diffusing plate (340). The frame includes an inner bottom surface (314) and an inner side surface (312) adjacent to the bottom surface. The... | 05/19/2009 |
| 7517105 | Surface light source and electrically illuminated signboard LEDs (7) are arranged on at least opposite two corners of a bottom surface of a box body (11) of a tray shape whose bottom surface is quadrilateral, whose upper side is open, on an inner surface of which a light reflection member (11b) is... | 04/14/2009 |
| 7513634 | Structure of planar illuminator A structure of a backlight module, which includes: a light source frame, including: a top plate having a plurality of slits; a bottom plate arranged apart from the top plate; and at least two edge plates arranged oppositely, wherein each of the edge plates has a top... | 04/07/2009 |
| 7510291 | Direct-lit LCD with reflective plate The invention provides a reflective plate that includes a first reflective part having a predetermined surface roughness and a second reflective part having a surface roughness that is less than the predetermined surface roughness of the first reflective part. The i... | 03/31/2009 |
| 7452093 | Prism sheet and display device using the same A prism sheet for emitting an incident light in an even distribution state of light quantity even in the case of using an irradiating light source such as a point light source having an emission of narrow band. A display device for deflecting and displaying the ligh... | 11/18/2008 |
| 7441916 | Surface light source device with half-ellipse reflecting plate A reflecting plate in form of dual half-ellipses comprises a first ellipse having a first focal point and a second focal point, and a second ellipse having a first focal point and a second focal point. The first ellipse and the second ellipse commonly share the firs... | 10/28/2008 |
| 7441935 | Backlight unit, display apparatus comprising the same and control method thereof A display apparatus including a liquid crystal display (LCD) panel, a light source unit including a plurality of point light sources to provide light to the LCD panel and divided into a plurality of light source areas, a plurality of light source driving parts to su... | 10/28/2008 |
| 7438459 | Optical unit, backlight assembly having the same and display device having the same An optical unit includes a base, a light-condensing member disposed on the base to condense a first portion of light that is incident onto the base and protrusion members disposed on a surface of the light-condensing member to scatter a second portion of the light t... | 10/21/2008 |
| 7438436 | Backlight unit A backlight unit is provided. The backlight unit comprises a plurality of light emitting lamps arranged in one direction on a bottom surface of a base support. A lower reflection plate is provided on the bottom surface of the base support below the light emitting la... | 10/21/2008 |
| 7438429 | Planar lighting device with transmittance adjuster and liquid crystal display device using the same The planar lighting device includes rod type light sources, a light guide plate having light guide plate blocks, each being formed of an integral assembly of at least two light guide plate units each having a rear surface with a groove formed to accommodate a rod ty... | 10/21/2008 |
| 7434977 | Backlight system A backlight system including a printed board, a plurality of light sources mounted on a surface of the printed board, a frame member disposed to surround the plurality of light sources, a plurality of through-holes provided in the printed board to reduce weight of t... | 10/14/2008 |
| 7434958 | Lamp fixing member, backlight assembly having the same and liquid crystal display apparatus having the same A lamp fixing member includes a first body part and a second body part. The first body part includes at least one first lamp fixing portion disposed on an upper surface of the first body part. The second body part is slidably combined with the first body part. The s... | 10/14/2008 |
| 7431468 | Lamp assembly including power supply module with insulating partitions, and liquid crystal display device with such assembly A lamp assembly includes a lamp having two electrodes, a power supply module formed with a clip for gripping the electrodes, a base body on which at least two power supply modules are intermittently disposed in series, and an insulating partition for insulating the ... | 10/07/2008 |
| 7416325 | Frame for fixing optical sheet and backlight module using the same A frame (34) for fixing an optical sheet (31) thereon includes a frame body (35) and at least a fastener (36). The frame body includes a plurality of contiguous sidewalls (352, 353, 354, and 355) and at least one latching po... | 08/26/2008 |
| 7413318 | Direct type backlight module A direct type backlight module (200) includes a substrate (231), a diffusion sheet (24) disposed above the substrate, a plurality of spacers (21) and a plurality of light sources (22). The spacers are disposed between the substrate... | 08/19/2008 |
| 7407316 | LCD backlight system using light emitting diode chip A backlight system and an LCD employing the backlight system. The backlight system includes a plurality of light emitting devices arranged on a base plate to form a plurality of lines each including a plurality of light emitting devices, and a light guide panel havi... | 08/05/2008 |
| 7407318 | Spacer and backlight module using the same A spacer includes a base, at least a supporting column, and at least a clamp. The base includes at least a bridge-shaped portion and at least a flat portion. The bridge-shaped portion includes a bridge top surface, and two curving sidewalls respectively extend from ... | 08/05/2008 |
| 7400228 | Retail service/server annunciator/pager, centerpiece and system A retail customer service annunciator/pager includes a base to recline on a retail tabletop; a tapered body extending upwardly from the base; a combination switch/light adjacent the apex of the tapered body, the switch/light alternately switching a visible light on ... | 07/15/2008 |
| 7393123 | Diffuser shield and lighting system for uniform illumination An apparatus for uniform illumination includes a light source and one diffuser shield maintained in proximity with the light source to uniformly disperse light from the light source. The diffuser shield is formed at least by an outer filter having a concave and perf... | 07/01/2008 |
| 7393128 | Planar light source device and display device using the same A planar light source device includes a light source section having a plurality of light emitting diodes as a light source, and a light guiding plate guiding light from the light source section to emit planar light. The light emitting diodes being turned off detect ... | 07/01/2008 |
| 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 |
| 7387399 | Linear side emitter, backlight system and liquid crystal display using the same A linear side emitter, a backlight system and a liquid crystal display using the same are provided. The linear side emitter includes a plurality of LED chips, a bottom portion, a reflecting surface, and side surfaces. The LED chips arranged in a line on the bottom p... | 06/17/2008 |
| 7384169 | Lighting device with U-shaped fluorescent tube A lighting device including a frame, at least one U-shaped fluorescent tube, a diffusing plate, and a prism sheet having a plurality of prisms and being positioned between the fluorescent tube and the diffusing plate with the prism apices aligned in the axial direct... | 06/10/2008 |
| RE40355 | Back light assembly for use with back-to-back flat-panel displays The present invention features a system for uniformly distributing luminance and a high degree of collimation from a back light module for flat-panel, liquid crystal displays (LCDs) simultaneously. A constant and uniform luminance output of the back light module in ... | 06/03/2008 |
| 7374292 | Image projection table An image projection table including: a projector which projects an image; a housing in which the projector is housed; and a top plate on which the image projected from the projector is projected, wherein the top plate includes an operational part for operating the p... | 05/20/2008 |
| 7374306 | Backlight module having device for fastening lighting units A device for fastening the lighting units in a backlight module is provided. A rigid board partially laps over the adjacent lighting unit or units. The rigid board and the backboard have holes respectively such that a bolt is passed through the holes and locked on a... | 05/20/2008 |
| 7370987 | Display panel comprising a light guide plate The display panel (21) comprises a light guide (2), a second plate (4) and a movable element (3) between both plates for locally decoupling light out of the light guide (2). Voltages, applied to electrodes (5,6 resp. 25 | 05/13/2008 |
| 7364344 | Lamp housing and backlight module using the same An exemplary lamp housing includes a base (21), two frame members (23), and two frame holding members (24). The base includes an upper surface for disposing one lamp (20) thereon. The frame members are respectively attached to two opposit... | 04/29/2008 |
| 7364316 | Backlight unit A backlight unit includes a case; a plurality of fluorescent lamps on the case, each fluorescent lamp having ends arranged in one direction, and having first and second electrodes provided at respective ends; a first power supply line connected with the first electr... | 04/29/2008 |
| 7360938 | Surface light-source device and display unit using the same A surface light-source device of a display unit comprises a light source, light guide plates and reflector sheets. The light guide plate has an emission surface for emitting the light of the light source as planar light. The reflector sheet reflects the light of the... | 04/22/2008 |
| 7356951 | Inflatable dancing toy with music An inflatable toy may include a housing, a balloon-like structure, a blower mechanism, a drive mechanism, and a motor. The balloon-like structure may include a base, an inflatable portion, and an inlet. The base and the inflatable portion may define an air storage a... | 04/15/2008 |
| 7357535 | Supporting structure of straight down back light module A straight down back light module including a diffuser plate, a lamp, a reflector plate (back plate) and a support. The reflector plate is located below the diffuser plate. The lamp is located between the diffuser plate and the reflector plate. The support is instal... | 04/15/2008 |
| 7350951 | Planar light source device and display device using the same device To obtain a planar light source which is free from brightness variations or chromaticity variations by using a point light source having a high directivity for emitted light, and to provide a liquid crystal display device capable of obtaining superior display charac... | 04/01/2008 |
| 7344274 | Light-mixing module having mask in corner thereof A light-mixing module includes a luminous panel having a plurality of red, green, and blue illuminants arranged alternately, at least one corner being formed in an area defined by the arrangement of the illuminants, a predetermined illuminant being located at the co... | 03/18/2008 |
| 7341358 | Illumination apparatus An illumination apparatus is disclosed in the invention. The illumination apparatus includes a cavity with a diffusion surface, a light source, a light-spreading device, and at least one optically-conditioning surface with a wavelike array formed thereon. The light-... | 03/11/2008 |
| 7338183 | Backlight assembly and LCD using the same The backlight assembly includes a plurality of lamps arranged within a predetermined space having divided valid emitting areas, wherein each of the lamps includes two electrodes and one or both of the two electrodes are formed of a transparent metal, a plurality of ... | 03/04/2008 |
