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Match Document Document Title
9010980 Light guide plate and backlight module containing same  
The present invention provides a light guide plate and a backlight module containing the light guide plate. The light guide plate includes a plate body and a coating layer formed on the plate...
9010983 Light guide device  
A light guide device for illumination, lighting and display purposes that exhibits an output light having a predetermined, and preferably uniform, angular luminance profile is described. The...
8985831 Light guide plate having uniform light emission and manufacturing method thereof  
A light guide plate includes a main body and a number of micro protrusions. The main body includes a light emitting surface, a bottom surface, and a light incident surface. The bottom surface is...
8979349 Illumination devices and methods of fabrication thereof  
Illumination devices and methods of making same are disclosed. In one embodiment, an illumination apparatus includes a light source, a light guide having a planar first surface, a first end and a...
8944662 Diffractive luminaires  
Extended area lighting devices, which are useful e.g. as luminaires, include a light guide and diffractive surface features on a major surface of the light guide. The diffractive surface features...
8911135 Light guide plate having uniform light emission and backlight module including same  
A light guide plate includes a light incident surface, a bottom plate, a light emitting surface opposite to the bottom plate, and a side surface opposite to the light incident surface. The light...
8899815 Uniform reflective light-guide apparatus with micro-structure, and backlight module and LCD device having the same  
A uniform reflective light-guide for accompanying an edge light source to form a backlight module for an LCD display includes a light-guiding layer and a reflective layer. The light-guiding layer...
8899816 Backlight module  
A backlight module includes a light guide plate and a light emitting unit. The light guide plate has a first side surface, a second side surface, and a third side surface. The first side surface...
8882323 Lightguide  
Flexible unitary lightguide and a method of making the same are disclosed. The lightguide includes a structured input side that includes a first pattern having smaller features superimposed on a...
8870400 Optical member, lighting device, display device and television receiver, and method of manufacturing the optical member  
An object of the present invention is to configure a lighting device to discriminate the front and back sides of a substrate at low costs. In the lighting device of the present invention, a...
8858056 Light guide plate and corresponding backlight module  
The present invention relates to a light guide plate and a corresponding backlight module. The light guide plate has a plate body, a light-exiting prism structure and a reflecting prism structure....
8851734 Light guiding film having light extraction features  
A light-guiding article has a film substrate that has at least one patterned surface having a plurality of discrete surface features and an incident edge that is substantially orthogonal to the at...
8845174 Energy-efficient lighting panel  
A light-weight and energy-efficient lighting panel is constructed from a light-transmissive and light diffusive extrusion formed to have elongated hollows, which are hollow structures or volumes...
8834001 Light guide plate and edge light backlight device  
An edge light backlight device includes a light guide plate having a base portion and microstructures, LEDs, and a reflective plate. The base portion has a light emitting side, a rear side, and a...
8833997 Light guide bar and optical touch panel having the same  
A light guide bar and an optical touch panel utilizing the light guide bar are provided. The light guide bar is applied to an optical touch panel with a sensing area. The light guide bar includes...
8834004 Lighting devices with patterned printing of diffractive extraction features  
Extended area lighting devices include a light guide and diffractive surface features on a major surface of the light guide, at least some diffractive surface features adapted to couple...
8827529 Back illuminated input device with selectively visible luminous patterns  
The input device with luminous patterns includes an input interface and a backlight module. The backlight module includes a light source and a light guide plate. The input interface has a...
8827528 Key sheet, lightproof light guiding sheet, pushbutton switch, and method of manufacturing key sheet  
The present invention provides technology that can efficiently guide light to the interior of a key sheet and prevents light from leaking from the circumferences of key tops. A key sheet has a...
8814410 Lighting assembly with controlled configurable light redirection  
A lighting assembly has an edge-lit light guide having a light output surface through which light is extracted by light extracting optical elements. The extracted light has a maximum intensity at...
8807775 Array-type display apparatus  
An array-type display apparatus includes display devices each including a display section and a non-display area located around the display section, and transparent plates disposed on the viewer...
8794812 Light emitting devices and applications thereof  
In one aspect, the present invention provides light emitting devices, including light fixtures and luminaires. In some embodiments, a light emitting device comprises at least one light source, a...
8783898 Light emitting devices and applications thereof  
In one aspect, the present invention provides light emitting devices, including light fixtures and luminaires. In some embodiments, a light emitting device comprises at least one light source, a...
8786804 Surface light source device and LCD unit  
A surface light source device having a local dimming function and an LCD unit using the device can include a light guide having a top surface including a plurality of linear convexes and a bottom...
8780297 Backlight module  
The present invention discloses a backlight module which has a plurality of light-emitting diodes. The light-emitting diodes are divided into a plurality of light groups according to pitches...
8780299 Backlight unit and display device having the same  
Provided are a backlight unit and a display device having the same. The backlight unit includes a light source configured to generate light and a plurality of light guide members stacked so that...
8777474 Optical film and lighting device comprising the same  
An optical film is formed with a plurality of optical patterns having peak and valley portions and a lighting device may include such an optical film. Pitches of the optical patterns, heights of...
8770814 Light emitting panel assemblies  
An optical assembly comprises light sources and a light emitting panel member having an input edge to which each of the light sources is optically coupled at a different location along the input...
8760602 Backlight device and liquid crystal display configured for uniform light distribution through reflection  
A direct backlight device including a light source arranged on the rear surface of a light-guiding plate and a liquid crystal display apparatus including the backlight device are provided, in...
8740443 Changing graphics in an apparatus including user interface illumination  
An apparatus includes a light guide. A first light input section receives light in a first direction into said light guide. First direction-dependent outcoupling structures selectively couple out...
8733999 Method and apparatus pertaining to display backlighting  
An apparatus comprises a display backlight having a substrate and a plurality of light-receiving channels formed in that substrate. At least some of these channels have a depth that varies as a...
8714803 Lighting device using light guide plate  
Disclosed herein is a lighting device using a light guide plate. The lighting device includes a light guide plate, and light source units. The light guide plate is configured such that the front...
8714801 Input device with multiple layers of luminous patterns  
An input device with multiple layers of luminous patterns is provided. The input device includes an input interface, a first light-emitting element, a second light-emitting element, and a light...
8705915 Light turning feature patterns for lightguides  
This disclosure provides systems, methods and apparatus for providing illumination by using a light guide to distribute light and for determining spacing between light turning features in the...
8692464 Light guiding plate, backlight module and display device  
A light guiding plate and a backlight module and a display device applying the light guiding plate are provided, in which a structure of prisms on a light emergence surface of the light guiding...
8678635 Surface light source device, liquid crystal display device and optical member  
A surface light source device has a light emitting surface and includes a light guide plate having a light exit surface and a pair of light entrance surfaces. When the angular distribution of...
8657477 Illumination unit and display apparatus using the same  
An illumination unit includes LEDs and a tabular light guide plate having a light emitting surface for emitting light from the LEDs as planar light, wherein a recessed portion is formed in the...
8651722 Backlight module and LCD comprising the same  
A backlight module comprises a backplate having a baseplate and side plates, a direct-lit LED array, edge-lit LED arrays and a light guide panel. The light guide panel is located above the...
8622603 Backlight module  
A backlight module includes a light source, a light guide plate and at least one optical film. The light source has a plurality of light emitting devices. The light guide plate includes a light...
8616875 Light guide plate stamp and method of manufacturing the same  
A stamp includes a metal supporting layer, a pattern forming layer and an adhesive layer. The metal supporting layer has a first thermal conductivity. The pattern forming layer is disposed on the...
8613542 Light guide films having reduced banding levels  
The present invention provides a light guide plate comprising an input surface for receiving light from a light source, an output surface for emitting light, and a bottom surface opposing to the...
8611074 User interface mounting module and method to mount a user interface on a UPS  
A mechanism for adjusting the orientation of a user interface of an electronic system component from a rack mounted orientation to a tower orientation.
8602630 Light-emitting device and image display apparatus  
A light-emitting device includes: a light guiding member; a plurality of light-emitting elements; and a reflection member. A light reflection/exit surface of the light guiding member has a...
8602629 Light guide plate having a pseudo two-dimensional pattern  
The present invention provides a light guide plate comprising a light guide plate comprising an input surface for receiving light from a plurality of discrete light sources, an output surface for...
8602628 Light guide plates having a two-dimensional pattern comprising substantially identical micro-lenses  
The present invention provides a light guide plate comprising an input surface for receiving light from a plurality of discrete light sources, an output surface for emitting light, and a bottom...
8591090 Backlight module and light guide plate thereof  
A light guide plate for distributing light from a light source includes a light scattering surface, a light output surface opposite to the light scattering surface, and a number of side surfaces...
8582056 Liquid crystal display device and lightguide having local-area and wide-area line-shaped protrusions on the lightguide emission face  
A lightguide to be used in a liquid crystal display device includes a light exit surface, a reflection surface opposed to the light exit surface, and a light entrance surface, which is one side...
8556443 Optical member  
Disclosed is an optical member for use in liquid crystal displays, which can correct the light path and can minimize the loss of light, so that light in a wider angular range can be collected...
8556490 Systems, methods and devices for providing quantum dot lighting solutions  
A light module for providing an array of quantum dot disks and methods for manufacturing the same are described herein. The light module may include at least one light emitting diode (LED) light...
8550683 Converging illuminant device  
A converging illuminant device has a flat illuminant, a reflective layer and an enhancement film. The reflective layer abuts the flat illuminant, is grille-shaped and has multiple longitudinal...
8549777 Method for manufacturing light guide plate, light guide plate, and light emitting sign using the light guide plate  
The present invention reduces generation of unevenness on a surface by adjusting unevenness of a reflection pattern in a case where the reflection pattern is formed by an ultrasonic process.

Matches 1 - 50 out of 272 1 2 3 4 5 6 >