Matches 1 - 50 out of 83 1 2 >
Match Document Document Title
7410286 Flat-panel display using tapered waveguide  
A video display for two or three dimensions has a flat liquid-crystal screen which ejects light from the plane at a selectable line. One or, in the case of a 3-D display, several video projectors...
7404662 Light guide plate having high-density dots  
A light guide plate ( 10 ) includes a pair of opposite incidence surfaces ( 101, 103 ), an emission surface ( 108 ) and a bottom surface ( 109 ) opposite to the emission surface. A plurality of...
7404661 Light emitting panel assemblies  
Light emitting panel assemblies include a light guide having a pattern of individual deformities of well defined shape that are projections or depressions on or in at least one side of the light...
7404659 Backlight module  
A backlight module includes at least a light guide board, a reflector film, an optic film, and a light scarce. The light guide board has a light emitting surface on which a plurality of light:...
7401966 Light guide plate having high-density dots  
A light guide plate ( 10 ) includes a pair of opposite incidence surfaces ( 101, 103 ), an emission surface ( 108 ) and a bottom surface ( 109 ) opposite to the emission surface. A plurality of...
7400805 Compact light collection system and method  
A light collection system includes at least one light source, a light tunnel having reflective walls and a collimating plate at the light output end of the tunnel. The collimating plate includes an...
7394107 Light guide plate, surface light source device and display  
A guide plate has a back face provided with a great number of micro-reflectors which has a guide portion and a conversion output portion including a valley. The conversion output portion reflects...
7387422 Light-guide plate, backlight assembly having the light-guide plate and display device having the backlight assembly  
A light-guide plate includes an incident surface receiving light, an upper surface extended from a first side of the incident surface, a lower surface opposed to the upper surface and a plurality...
7380968 Optical deflector element and light source device  
An optical deflector element has a light incoming surface ( 41 ) in which light enters and a light outgoing surface ( 42 ) located opposite the light incoming surface and from which light exits. In...
7378686 Light emitting diode and side emitting lens  
The invention is an illumination system that incorporates a light emitting diode and a side-emitting light-recycling lens. The side-emitting light-recycling lens recycles part of the light...
7377678 Backlight module  
A backlight module including a diffuser, a reflector, a side light source, a prism lens and a TIR (total internal reflection) lens is disclosed. The reflector is disposed under the diffuser. The...
7371001 Light guide plate  
A light guide plate includes a top surface serving as a light-emitting surface, a bottom surface serving as a reflecting surface, and a periphery having a first side surface serving as an incident...
7364340 Backlight unit for flat panel display and flat panel display apparatus having the same  
A backlight unit for a flat panel display and a flat panel display apparatus having the same. The backlight unit for a flat panel display displaying a predetermined image includes: a light source...
7364337 Flexible backlight unit for key of input device  
Provided is a backlight unit for a key of an input device. The unit includes a light guide plate and at least one light emitting unit. The light guide plate is formed of flexible transparent resin...
7364336 Plane light source device and display device provided with the same  
The present invention aims to provide a plane light source device having enhanced efficiency of use of light and high brightness uniformity. A plane light source device of the present invention is...
7357558 LCD display backlight system with improved color mixing and efficiency  
A LCD display backlight system with improved color mixing and efficiency comprises a reflective surface, a plurality of light sources mounted on the reflective surface, a plurality of fractional...
7354185 Light guiding plate and backlight module using the same  
A back light module ( 3 ) includes a light guide plate ( 31 ) and a light source ( 30 ). The light guide plate includes a light incident surface ( 311 ), a light emitting surface ( 313 ), and a...
7347611 Optical guide and image forming apparatus using the same  
An optical guide and an image forming apparatus which uses the optical guide in an eraser or an auxiliary transfer device. The optical guide guides light incident through one side in a lengthwise...
7344282 Optical sheet and backlight assembly of liquid crystal display with the same  
An optical sheet includes a substrate onto which light is incident, and a convex part protruded from the substrate by a predetermined thickness. A thickness of the convex part increases from an...
7338197 Ultra-thin backlight  
A flat illumination device such as may be used in a liquid crystal display device, includes a light guiding plate having a front and a rear surface and at least one illumination window. The device...
7325959 Light guide plate  
A light guide plate includes an incidence surface, an emission surface, a bottom surface opposite to the emission surface, and a plurality of dots distributed on the bottom surface. The emission...
7325958 Light guiding plate and backlight module employing the same  
A light guiding plate ( 120 ) includes a light incident surface ( 121 ), a light emitting surface ( 122 ) adjacent to the light incident surface, and a bottom surface ( 123 ) opposite to the light...
7314303 Assistant light source and front-light  
To provide an assistant light source and a front-light emitting light to the light guide plate efficiently. A sectional shape of prism 14 a in the center of light stick is isosceles triangle...
7309149 Prism sheet, backlight assembly and liquid crystal display device having the same  
A prism sheet, a backlight assembly having the prism sheet, and an LCD device having the prism sheet, the prism sheet includes a first surface, a second surface and a reflecting member. A light is...
7290921 Light guide plate including sub-scattering-dots  
A light guide plate ( 300 ) includes a light incidence surface ( 310 ) for receiving light beams, a light-emitting surface ( 320 ) for guiding light beams out of the light guide plate, and a bottom...
7284893 Light equalizing structure of backlight modules  
A light equalizing structure installs a plurality of reflective sections on a reflective panel of a backlight module for reflecting the light emitted by a light source towards a panel assembly, and...
7278774 Light-conductive panel of side-light type backlight module  
A light-conductive panel of side-light type backlight module is disclosed. The reflective plane of the light-conductive panel is formed with a plurality of light conductors, and one lateral side of...
7270466 Reflector for back light assembly and back light assembly using the same  
The present invention relates to a reflector for a back light assembly and a back light assembly using the same. A reflector for a back light assembly for use in an LCD device comprises a base...
7267471 Light guide body, lighting device, liquid crystal display device, and electronic device  
In a light guide body, a flat part is provided at an edge part of a fluorescent tube vicinal part (part that receives strong light), and a pear-skin texture pattern having a sine wave shape...
7223007 Method and apparatus for selectively backlighting a plurality of displays with a common light source  
A device and method for optimizing lighting for a display ( 108 ) in a multi-display electronic device ( 100 ), is disclosed. The method includes emitting light waves ( 302 ) from at least one...
7223005 Hybrid lightguide backlight  
Backlighting systems are disclosed, which include a lightguide with at least one light source optically connected to an edge of the lightguide for supplying light into its interior and a reflective...
7210840 Rod-shaped light transmission body, illuminating device, and liquid crystal display device  
A rod-shaped light transmission body that has a plurality of prisms and converts light incident from a light source to linear light through the prisms to output the linear light, the prisms...
7192174 Light guiding panel formed with minute recesses by a sand blasting process and a backlight unit using the same  
Disclosed is a light guiding plate formed with fine recesses and a backlight unit utilizing the same. There are formed on a bottom surface of a transparent acryl resin substrate a number of fine...
7188989 Light guide plate and support unit for the same  
The light guide plate 32 has a light receiving portion 36 on one side thereof to receive light emitted by the LED 24 and a flexible light guide body 35 for transforming the light received...
7182499 Light-conductive board and a rear light module using the light-conductive board  
A light-conductive board and a rear light module using the light-conductive board is disclosed. The light-conductive plate having a light-emitting face, a light-reflecting face, and at least a...
7165874 Backlight unit and liquid crystal display device  
A backlight 10 includes a light source 13 , a light guide plate 12 for introducing light emitted from the light source 13 from an incidence surface 12 a provided on an end and for emitting...
7160010 Light manifold for automotive light module  
A light manifold for an automotive light module emitting light to the side of a longitudinal axis along which light is to be directed. The light module is structured in a manner that permits the...
7156548 Light guide plate with v-shaped grooves and backlight module incorporating same  
A light guide plate ( 10 ) of a preferred embodiment includes: an incident surface ( 12 ) for receiving incident light beams from a corresponding light source; an emitting surface ( 16 ); and a...
7131764 Backlight apparatus  
A backlight apparatus includes a guiding element and a light source disposed at one side of the guiding element. There is a plurality of reflective patterns at the bottom surface of the guiding...
7125151 Line-illuminating device and image sensor  
A light guide 11 of a rectangular cross-section has side faces 11 a , 11 b including short sides in the longitudinal direction of which one side face 11 a is provided with a light-scattering...
7111972 LED lamp with central optical light guide  
An LED lamp assembly may be formed from a support plate with a first side and a second side. A plurality of LED light sources are arranged and mounted on the first side of the support plate. An...
7108414 Light emitting panel assemblies  
Light emitting panel assemblies include one or more light emitting panel members each having at least one pattern of optical deformities that may be varied in size, shape, density, placement,...
7097341 Light guide plate and surface light source  
A light guide plate ( 32 ) used in a surface light source ( 30 ) for a liquid crystal display includes a light incidence surface ( 321 ) for receiving light beams, an emission surface ( 325 )...
7090388 Light guide, light source device, display device and information terminal equipped therewith  
A light source device which is uniform in the intensity of distribution of an emitted light and high in the optical utilization efficiency, a display device which is high in recognability and is...
7086772 Light guide plate with reflection lumps and round protrusions and plane light source using the same  
A plane light source has a light source ( 50 ), a reflection cover ( 51 ) and a light guide plate ( 10 ). The light guide plate has a wedge-shaped base plate ( 20 ), an array of reflection lumps (...
7081933 Light guide plate with embossments and backlight system using the same  
The present invention provides a light guide plate ( 500 ) including a transparent plate ( 220 ) having an emitting surface ( 524 ) with a plurality of hemispherical embossments ( 540 ) formed...
7056005 Light guiding plate having brightness enhancement recesses  
A light guiding plate may have a light reflection face with at least one brightness enhancement recess that allows light having the optical distribution of a planar light source to be supplied...
7052168 Illumination device  
An illumination system includes a light guide for distributing light. Extraction structures are provided to uniformly extract light from the light guide. The structures extract more light out of...
7048428 Light guide plate with convex portions having low radius of curvature tips, or low surface roughness  
A light guide plate made of a transparent resin includes a first main surface and a second main surface opposite to the first main surface. The first main surface has a surface portion provided...
7029156 Light emitting apparatus and display  
An opposed reflecting mirror is provided so as to face a light source. The opposed reflecting mirror is configured to reflect light rays, emitted from the light source, so as to allow the reflected...
Matches 1 - 50 out of 83 1 2 >