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| Application No. | Application Title | Issue Date |
| 20120051032 | LIGHT EMISSION ANGLE ADJUSTING SHEET, DISPLAY PANEL, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING LIGHT EMISSION ANGLE ADJUSTING SHEET A plurality of low refractive index material-exposed portions (23) having the same area and a plurality of high refractive index material-exposed portions (22) having different areas are mixed and arranged on an emission surface (11U) of a light emi... | 03/01/2012 |
| 20120043881 | SUBSTRATE AND ORGANIC EL LIGHT-EMITTING APPARATUS An objective of the present invention is to provide a substrate that can achieve high light extraction efficiency, and to provide an organic EL light-emitting apparatus with high light-emitting efficiency by using such a substrate. The present invention is a substrate (... | 02/23/2012 |
| 20120002414 | LENS FOR LED LUMINARIES Embodiments of the invention provide for a linear lighting system with a plurality of discrete light sources. Other embodiments of the invention include heat dissipation techniques and apparatus for a linear light system. Other embodiments of the invention include a two... | 01/05/2012 |
| 20110241977 | ENHANCED VIEWING BRIGHTNESS FOR SURFACE DISPLAY A display panel includes an array of refractive elements arranged on a substrate. The array is positioned to receive light of a first intensity profile and configured to transmit in a second intensity profile at least some of the light received. The display panel also i... | 10/06/2011 |
| 20100118513 | BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY MODULE USING THE SAME A back light unit capable of achieving a reduction in thickness and manufacturing costs is disclosed. The back light unit includes light sources arranged in parallel, to emit light, a case receiving the light sources, a diffuser plate diffusing the light from the light ... | 05/13/2010 |
| 20100080007 | Light distribution board having improved grating structure including a plurality of light gratings each with multiple focuses A light distribution board having an improved light grating structure including a plurality of light gratings each with multiple focuses, the light distribution board is used on a light outputting surface of a lamp, in which at least a transparent board is provided on a... | 04/01/2010 |
| 20100002467 | Light Guide Plate and Backlight Module Using the Light Guide Plate A backlight module of the present invention includes a light source unit and a light guide plate. The light guide plate has a light incident surface, and the light emitting unit is disposed corresponding to the light incident surface to provide a light incident on the l... | 01/07/2010 |
| 20090316077 | LIGHT GUIDE BLADE WITH COLOR BALANCING STRUCTURES AND BLUE ABSORPTION COMPENSATION FOR LARGE SCREEN LED BACKLIGHT UNIT One or more embodiments of the present invention provide apparatuses, methods and systems to form a thin LED backlight unit for a large-screen flat-panel display. The backlight unit is able to achieve improved color mixing within a shorter mixing distance than the conve... | 12/24/2009 |
| 20090257001 | Transparent substrare illumination device, and liquid crystal display device A transparent substrate 2, into which light from a light source 9 is introduced through at least one side, includes a transparent first glass substrate (substrate body) 5a and a low refractive index layer 6 that is disposed on the firs... | 10/15/2009 |
| 20090237593 | BACKLIGHT DEVICE, LIQUID CRYSTAL DISPLAY APPARATUS, AND LIGHT DEFLECTING SHEET According to the present invention, by controlling the angular distribution of the light outputted from a light guide plate to enable the angular brightness distribution of the light emitted from a backlight device to be controlled, the thickness of a liquid crystal dis... | 09/24/2009 |
| 20090231245 | LUMINANCE ENHANCEMENT STRUCTURE FOR REFLECTIVE DISPLAY DEVICES The present invention is directed to luminance enhancement structure for reflective display devices. The luminance enhancement structure comprises grooves and columns, wherein said grooves have a triangular cross-section and a top angle, and said grooves and columns are... | 09/17/2009 |
| 20090196035 | Diffusion Plate and Backlight Module The invention provides a diffusion plate and a backlight module. The backlight module includes pluralities of light sources, a reflector and a first diffusion plate. The light sources, which are disposed in the reflector, are spatially arranged. The first diffusion plat... | 08/06/2009 |
| 20090180053 | OPTICAL PLATE, DISPLAY DEVICE HAVING THE OPTICAL PLATE, AND METHOD OF MANUFACTURING THE OPTICAL PLATE An optical plate includes a core layer and a surface layer. The surface layer is disposed on at least one surface of the core layer and includes a plurality of prism patterns. The core layer and the surface layer have different glass transition temperatures.... | 07/16/2009 |
| 20090154141 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE A composite light guide plate contains a transparent plate and a transparent film. A plurality of V-cuts is formed on the light exit plane of the transparent plate, and a plurality of protrudent micro structures is disposed on the bottom surface of the transparent film,... | 06/18/2009 |
| 20090091937 | LIGHT CONTROL DEVICE HAVING IRREGULAR PRISM SURFACE The light control device has an array of prism elements, thereby forming a series of interleaving peaks and valleys along a major surface of the light control device, where the surface of the prism elements has bulging bumps and/or the bottoms of the valleys are raised.... | 04/09/2009 |
| 20090073676 | PRISM SHEET AND BACKLIGHT MODULE USING THE SAME An exemplary prism sheet includes a transparent main body. The main body includes a first surface and a second surface. The first surface and the second surface are on opposite sides of the main body. The first surface and the second surface define a plurality of first ... | 03/19/2009 |
| 20090067155 | METHOD AND APPARATUS FOR FABRICATING OPTICAL SUBSTRATES In one embodiment, an optical substrate that includes a prism structure modulated along a path in a lateral direction. The path is in the nature of a mathematical function defined over a segment, C, of a coordinate system and characterized by a set of nonrandom, random ... | 03/12/2009 |
| 20090040421 | PRISM SHEET AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME An exemplary prism sheet includes a light input surface, a light output surface opposite to the light input surface, and a plurality of micro-protrusions formed on the light output surface and arranged in a skewed matrix. Each micro-protrusion includes at least three si... | 02/12/2009 |
| 20090040424 | OPTICAL PLATE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME An exemplary optical plate includes a transparent layer and a light diffusion layer. The transparent layer and the light diffusion layer are integrally formed. The transparent layer includes a light input interface, a light output surface opposite to the light input int... | 02/12/2009 |
| 20090040771 | Thin light guiding plate and methods of manufacturing The present invention provides a composite light guiding plate comprising a light guiding layer comprising an incident face for receiving light from at least one light source, a light guiding output surface that is also generally orthogonal to the incident face, a featu... | 02/12/2009 |
| 20090027897 | TWO-LAYERED OPTICAL PLATE An exemplary optical plate includes a transparent layer and a light diffusion layer. The transparent layer includes a light input interface and a light output surface opposite to the light input interface. A plurality of micro-protrusions formed on the light output surf... | 01/29/2009 |
| 20090021935 | LIGHT-EMITTING MODULE, DIFFUSION UNIT AND DIFFUSION SHEET A diffusion unit of a light-emitting module is disposed adjacent to at least one light source. The light source emits a light beam. The diffusion unit includes a first diffusion sheet and a second diffusion sheet. The thickness of the first diffusion sheet is less than ... | 01/22/2009 |
| 20090016068 | 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-rece... | 01/15/2009 |
| 20080266879 | OPTICAL PLATE AND BACKLIGHT MODULE USING THE SAME An exemplary optical plate includes at least one transparent plate unit. The transparent plate unit includes a first surface, a second surface, a plurality of microstructures, a plurality of spherical depressions and a lamp-receiving portion. The second surface is oppos... | 10/30/2008 |
| 20080266875 | OPTICAL PLATE AND BACKLIGHT MODULE USING THE SAME An exemplary optical plate includes at least one transparent plate unit. The transparent plate unit includes a light output surface, a bottom surface, a plurality of through holes and at least one lamp-receiving portion. The light output surface is opposite to the botto... | 10/30/2008 |
| 20080266876 | OPTICAL PLATE AND BACKLIGHT MODULE USING THE SAME An exemplary optical plate includes at least one transparent plate section. The transparent plate section includes a light output surface, a bottom surface, a plurality of spherical protrusions, a plurality of microstructures, and a lamp-receiving portion. The light out... | 10/30/2008 |
| 20080266878 | OPTICAL PLATE AND BACKLIGHT MODULE USING THE SAME An exemplary optical plate includes at least one transparent plate unit. The transparent plate unit includes a light output surface, a bottom surface, a plurality of enclosing V-shaped protrusions, a plurality of spherical protrusions, and a lamp-receiving portion. The ... | 10/30/2008 |
| 20080225530 | OPTICAL FILM AND DISPLAY DEVICE HAVING THE SAME An optical film and a display device having the same are disclosed. The display device comprises a display panel including a plurality of subpixels and an optical film disposed at one side of the display panel, the optical film includes a base film and a plurality of pr... | 09/18/2008 |
| 20080205083 | Planar light source, display device, portable terminal device, and ray direction switching element A planar light source includes a large variable width of an irradiation angle of illumination light, a display device having a large variable width of an angle of field that uses the planar light source, a portable terminal device that uses the display device, and a ray... | 08/28/2008 |
| 20080165540 | Light Emitting Body and Light Emitting System This invention provides an illuminator emitting light with light from a light source, the illuminator having: a coating layer including a first light scattering agent; and a substrate layer including a second light scattering agent, a ratio of a thickness of the coating... | 07/10/2008 |
| 20080165542 | Multifunctional optical film, and surface light source device and liquid crystal display employing the optical film Provided are a multifunctional optical film having light transmission, light diffusion, heat resistance, UV-shielding properties, etc., due to the use of optical silicone resin(s), and showing improved production efficiency based on physical properties (e.g., release pr... | 07/10/2008 |
| 20080151578 | Light guide plate, surface light source device and image display Provided are a light guide plate realizing a high and uniformalized illumination brightness without reducing emission directivity, a surface light source device and an image display which employ the light guide plate. The light guide plate has an emission face provided ... | 06/26/2008 |
| 20080151554 | LIGHT GUIDE AND METHOD OF PRODUCING A LIGHT GUIDE A light guide comprising a base body and a plurality of outcoupling elements that are disposed on an outcoupling side of the base body and are provided to couple radiation out of the base body, said outcoupling elements being applied on a film. A method of producing the... | 06/26/2008 |
| 20080151555 | External light shielding layer, filter for display apparatus and display apparatus having the same Disclosed are an external light-shielding layer for a display filter preventing occurrence of ghosting using a difference between refractive indexes of a base substrate and an external light-shielding part, and a display filter and display apparatus including the extern... | 06/26/2008 |
| 20080137334 | Optical plate having three layers and backlight module with same An exemplary optical plate includes a first transparent layer (21), a second transparent layer (23) and a light diffusion layer (22). The first transparent layer includes an outer surface (210) and a plurality of semi-spherical depressions (<... | 06/12/2008 |
| 20080130279 | OPTICAL PLATE HAVING THREE LAYERS AND BACKLIGHT MODULE WITH SAME An exemplary optical plate includes a first transparent layer, a second transparent layer and a light diffusion layer. The light diffusion layer is between the first and second transparent layers. The light diffusion layer, the first and second transparent layers are in... | 06/05/2008 |
| 20080123350 | LIGHT GUIDE UNIT AND BACKLIGHT UNIT AND DISPLAY DEVICE USING THE LIGHT GUIDE UNIT A light guide unit and a backlight unit and display device using the light guide unit are provided. The light guide unit includes a light guide body that is formed of a transparent material and has at least one concave portion with a concavely depressed bottom surface t... | 05/29/2008 |
| 20080062704 | High uniformity diffuser lens structure A high uniformity diffuser is provided, wherein a light emission surface of the diffuser is added with prismatic lenses, such that a passage of light is changed through refraction or reflection caused when the light of lamps passes through the lens, in order to achieve ... | 03/13/2008 |
| 20080030994 | OPTICAL PLATE AND METHOD FOR MANUFACTURING SAME AND BACKLIGHT MODULE USING SAME An exemplary optical plate (23) includes a transparent plate portion 231, a plurality of brightness enhancement structures (232) and a light diffusion layer (233). The transparent plate portion has a light input interface (2311), and a... | 02/07/2008 |
| 20070279942 | Illuminating assembly having refractive member An illuminating assembly includes a light source, and a refracting member disposed beside the light source for refracting a light generated by the light source, the refracting member includes a bottom portion having a light refracting device or one or more bulges for re... | 12/06/2007 |
