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Light Guide

Light Guide-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Display device
Samsung Display Co., Ltd.
June 15, 2017 - N°20170171962

A display device includes a light source unit, a light guide plate including a light incident surface, an opposite surface, a light exit surface, and a light exit rear surface, a display panel provided on the light exit surface, a bottom chassis for housing the light guide plate, and an anti-static electricity member including a fluoride resin and contacting the ...
Display device
Samsung Display Co., Ltd.
June 15, 2017 - N°20170168230

A display device includes a backlight unit including a light guide plate including a light incident surface, an opposite surface facing the light incident surface, a light exit surface connecting the light incident surface and the opposite surface, and a light exit rear surface facing the light exit surface, a light source unit including a light source facing the light ...
Light guide for lighting a display device
Eta Sa Manufacture Horlogere Suisse
June 15, 2017 - N°20170168229

Light guide into which is injected the light produced by a light source optically coupled to the light guide, wherein the light guide includes a first central portion made of a transparent material in which are structured light extractors, via which the light produced by the light source is extracted from the light guide, and a second peripheral portion made ...
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Light Guide Patent Applications
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Led light guide lamp
Dynascan Technology Corp.
June 15, 2017 - N°20170168227

A led light guide lamp includes at least one light source, a light guide member and a heat dissipation member. The light source includes a base and a plurality of leds, and the leds are in thermal contact with the base. The light guide member includes a light receiving surface, a first light emitting surface, a second light emitting surface ...
Backlight module and light guide plate thereof
Wuhan China Star Optoelectronics Technology Co., Ltd.
June 15, 2017 - N°20170168220

A light guide plate includes a plate-like body, a surface thereof being a light-emitting surface, and a projection extending from a surface of the body away from the light-emitting surface along a direction opposite to the light-emitting surface. The projection separates the body of the light guide plate from the reflecting sheet, so that an air layer is formed between ...
Backlight module, display module, and display device
Le Shi Zhi Xin Electronic Technology (tian Jin) Limited
June 15, 2017 - N°20170168219

Disclosed are a backlight module, a display module, and a display device. The backlight module includes: a back cover including an accommodating space; and a light guide plate, led bars, and a laser device arranged in the accommodating space of the back cover, wherein the led bars are located at the light incidence side of the light guide plate, the ...
Light Guide Patent Pack
Download 830+ patent application PDFs
Light Guide Patent Applications
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For professional research & prior art discovery
inventor
  • 830+ full patent PDF documents of Light Guide-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Backlight module and display apparatus
Hisense International Co., Ltd.
June 15, 2017 - N°20170168217

A backlight module and a display apparatus are provided. The backlight module includes: a light bar, a quantum dot encapsulated tube and a light guide plate; the light bar and light guide plate are disposed at two sides of quantum dot encapsulated tube respectively, the light bar and quantum dot encapsulated tube are disposed in parallel, the light bar and ...
Light guide plate and back light module
Wuhan China Star Optoelectronics Technology Co. Ltd.
June 15, 2017 - N°20170168214

The present disclosure discloses a liquid crystal display driving device, including a time sequence controller, a data and scan drivers, a liquid display panel and a programmable gamma circuit connected to the data driver. The time sequence controller is respectively connected to the data and scan drivers. The data driver coverts an image data to an analog voltage. The programmable ...
Multicolor transparent displays
Glotech Inc.
June 15, 2017 - N°20170168211

The present disclosure is directed to multicolored transparent displays. In some aspects, the systems and methods disclosed herein make use of light guides that operate on the principle of total internal reflection. Light can be extracted from the light guide by altering the interface at the surface of the light guide. A display can include a light guide having a ...
Backlight module, display module, and display device
Le Shi Zhi Xin Electronic Technology (tian Jin) Limited
June 15, 2017 - N°20170168210

Disclosed are a backlight module, a display module, and a display device. The backlight module includes a light guide plate, a first led lamp bar, and a second led lamp bar, wherein: the light guide plate includes dimming zones in three rows and several columns; the first led lamp bar is arranged on the side of the light guide plate ...
Directional backlight unit and 3d image display apparatus having the same
Samsung Electronics Co., Ltd.
June 15, 2017 - N°20170168209

A directional backlight unit and a three-dimensional image display apparatus including the directional backlight unit are provided. The directional backlight unit includes a light source, a light guide plate guiding light emitted from the light source, and a diffraction device including a plurality of sections. Each of the sections includes a grating pattern set configured to adjust the direction of ...
Fluorescent led backlight plate assembly
Samsung Electronics Co., Ltd.
June 15, 2017 - N°20170168208

A fluorescent led backlight plate assembly includes: at least one led bar containing blue led light sources; a light guide plate aside the led light bar; a light reflecting sheet below the light guide plate; a light processing module located above the light guide plate; the light processing module containing a plurality of light processing plates and a fluorescent plate ...
Backlight module for liquid crystal display
Wuhan China Star Optoelectronics Technology Co., L
June 15, 2017 - N°20170168207

A backlight module for liquid crystal display, having a back frame including a bottom plate and a side plate provided on a side end of the bottom plate, a light guide plate provided on the bottom plate, the light guide plate including a flat body and a wedge body extending upward from an end of the flat body. A light ...
Light Guide Patent Pack
Download 830+ patent application PDFs
Light Guide Patent Applications
Download 830+ Light Guide-related PDFs
For professional research & prior art discovery
inventor
  • 830+ full patent PDF documents of Light Guide-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Steering wheel
Toyoda Gosei Co., Ltd.
June 15, 2017 - N°20170166116

A steering wheel includes an indicator. The indicator includes a light source that emits light and a light guide. The light guide includes an outer surface and an end opposing the light source. The light emitted from the light source enters the end of the light guide, and some of the light is emitted from the outer surface.
Pulsed uv light nozzle for selective curing of 3d printed material
International Business Machines Corporation
June 15, 2017 - N°20170165914

A nozzle for a 3d printer has a body having a first end, a second end opposite the first end, and a material channel through the body. The body circumscribes at least a portion of the material channel. The material channel has a proximal orifice at the first end and a distal orifice at the second end. The nozzle has ...
Radiation delivery system and method
Phoseon Technology, Inc.
June 15, 2017 - N°20170165385

A method of irradiating a work piece may include forming a cutout recessed from a surface of a light guide, positioning the work piece inside the cutout, irradiating a light input surface of the light guide with uv light, and guiding the uv light from within the light guide through recessed surfaces of the cutout to irradiate the work piece. ...
Backlight module and liquid crystal display
Radiant Opto-electronics Corporation
June 08, 2017 - N°20170162135

A light guide assembly, a backlight module and a liquid crystal display (lcd) are provided. The backlight module includes a back plate, light guide plate, an adhesive member and a light source. The light guide plate is disposed on the back plate and includes a first optical surface, a second optical surface and a light-incident surface. The first optical surface ...
Liquid crystal display
Shenzhen China Star Optoelectronics Technology Co., Ltd.
June 08, 2017 - N°20170160585

The present invention provides a liquid crystal display. By locating a color light emitting layer which is mainly manufactured with quantum dot material in the liquid crystal display panel, the color gamut performance of the liquid crystal display is promoted. Meanwhile, by locating the unidirectional light guide thin film at the illuminating side of the liquid crystal display panel, the ...
Display panel and electronic device
Wuhan China Star Optoelectronics Technology Co., Ltd
June 08, 2017 - N°20170160539

The present invention provides a display panel, comprising a brightness enhancement film, a light guide plate and a backlight source, and the brightness enhancement film is located to stack with the light guide plate, and the backlight source is located at a lateral side of the light guide plate, wherein the display panel further comprises a mems reflective plate located ...
Backlight unit and display device including the same
Lg Display Co., Ltd.
June 08, 2017 - N°20170160464

Disclosed are a backlight unit and a display device including the same. The backlight unit includes a light guide plate, a light source unit irradiating light onto a light incident surface provided on a side surface of the light guide plate, an accommodating case including a case side wall which supports the light guide plate and surrounds a side surface ...
Light guide unit and display device
Samsung Display Co., Ltd.
June 08, 2017 - N°20170160463

A light guide unit includes: a light guide plate curved about a center of curvature, and including a first outer circumferential surface and a first inner circumferential surface disposed closer to the center of curvature than the first outer circumferential surface; and a restoring force-offset layer coupled to at least one of the first outer circumferential surface and the first ...
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