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Light Guide Plate

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


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Display device
Omron Corporation
April 12, 2018 - N°20180101087

A display device includes an image projection device, a light guide plate, and a mask. The light guide plate includes deflectors arranged in a propagation direction of a light beam emitted from the image projection device and entering the light guide plate. Each deflector causes light beams to be emitted from an outgoing surface at angles different from each other ...
Liquid crystal display device
Shenzhen China Star Optoelectronics Technology Co., Ltd.
April 12, 2018 - N°20180101067

The present invention provides an lcd device, which includes a lower substrate (10) and an upper substrate (20) opposite to each other, a liquid crystal layer (30) interposed between the lower substrate (10) and the upper substrate (20), and a side-edge backlight source (40) disposed at one lateral side of the lower substrate (10). The liquid crystal layer (30) includes a self-aligning liquid crystal material that includes a ...
Liquid crystal display device
Shenzhen China Star Optoelectronics Technology Co., Ltd.
April 12, 2018 - N°20180101066

The present invention provides an lcd device, which includes a lower substrate (10) and an upper substrate (20) opposite to each other, a liquid crystal layer (30) interposed between the lower substrate (10) and the upper substrate (20), and a side-edge backlight source (40) disposed at one lateral side of the lower substrate (10). The lower substrate (10) includes a first backing base plate (11) and a first polarization ...
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Light guide plate, backlight module and display device
Radiant Opto-electronics Corporation
April 12, 2018 - N°20180100960

A light guide plate, a backlight module and a display device are provided. The light guide plate includes a main body, first stripe microstructures, second stripe microstructures and third stripe microstructures. The main body includes a light incidence surface and an optic surface having a first area and a second area. The first area is disposed nearer the light incidence ...
Lighting device, display device, and television device
Sharp Kabushiki Kaisha
April 05, 2018 - N°20180095329

A backlight unit 12 (a lighting device) includes leds 17 (a light source), a light guide plate 19, and a wavelength converter 20. The light guide plate 19 includes a light entering end surface 19b through which light rays from the leds 17 enter and a light exiting plate surface 19a through which the light rays exit. The light entering end surface 19b is at least ...
Backlight unit and lcd device
Wuhan China Star Optoelectronics Technology Co., Ltd.
April 05, 2018 - N°20180095328

The present disclosure provides a backlight unit, where the backlight unit includes: a backboard, a lateral light source, a light guide plate (lgp), and a plastic frame. The lateral light source provides a displaying light source. The lgp changes line light source of the lateral light source to surface light source, where the surface light source emits from a light ...
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Light Guide Plate Patent Applications
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  • 410+ full patent PDF documents of Light Guide Plate-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
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Quantum dot unit, quantum dot sheet having the same, and display device having the quantum ...
Samsung Electronics Co., Ltd.
April 05, 2018 - N°20180095218

Disclosed herein are a quantum dot unit having an improved structure for improving color reproducibility, a quantum dot sheet having the same, and a display device having the quantum dot unit or the quantum dot sheet. The display device includes a display panel configured to display an image, a light source provided to emit light to the display panel, a ...
Liquid crystal display device
Lg Display Co., Ltd.
April 05, 2018 - N°20180095217

A liquid crystal display device in an example includes a light guide plate that includes a light entering surface facing a light source; a reflecting plate below the light guide plate; an optical sheet on the light guide plate; a liquid crystal panel on the optical sheet; and a pattern adhesive layer that attaches at least one of the reflecting ...
Backlight unit and display apparatus including the same
Samsung Display Co., Ltd.
April 05, 2018 - N°20180095215

A backlight unit includes a light source for generating light and a light guide plate for guiding the light in an upward direction, a top surface of the light guide plate includes a plurality of first and second lens patterns which extend in a first direction, the first lens pattern and the second lens pattern are alternately arranged in a ...
Graphene backlight module and liquid cystal display device including the same
Shenzhen China Star Optoelectronics Technology Co., Ltd.
March 29, 2018 - N°20180088379

The present disclosure teaches a graphene backlight module and a liquid crystal display (lcd) device including the backlight module. The backlight module includes a lower substrate, a number of graphene sources, a number of graphene drains, a graphene light generation layer, a first insulating protection layer, a number of graphene gates, and a second insulating protection layer. Graphene is used ...
Double-sided display device and light guide plate and back light thereof
Shenzhen China Star Optoelectronics Technology Co., Ltd.
March 29, 2018 - N°20180088273

A light guide plate has the reflection section in the middle, the reflection section includes the first reflection surface, the second reflection surface, the third reflection surface and the fourth reflection surface, the reflection surfaces are surrounded end to end to be a close structure and the reflection section completely covers the thickness direction and the lengthwise direction of the ...
Backlight module and liquid crystal display
Wuhan China Star Optoelectronics Technology Co., Ltd.
March 29, 2018 - N°20180088272

A backlight module includes a light guide plate including a light incident surface having first and second light incident sections and a light propagation track that extends from the first light incident section into the light guide plate and delimits a light propagation path and is formed with an opening. A light bar includes first and second light sources respectively ...
Light guide plate, backlight module and display device
Radiant Opto-electronics Corporation
March 29, 2018 - N°20180088267

A light guide plate, a backlight module and a display device are provided. The light guide plate includes a main body, plural first strip structures and second strip structures. The main body includes a light incident surface, an end portion and a light guide portion. The end portion has at least one inclined surface. The light guide portion is connected ...
Light Guide Plate Patent Pack
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Light Guide Plate Patent Applications
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inventor
  • 410+ full patent PDF documents of Light Guide Plate-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.
Liquid crystal display
Lg Display Co., Ltd.
March 22, 2018 - N°20180081240

According to the present exemplary aspect, provided is a liquid crystal display including a display panel, an led package including a plurality of leds which emits light, a pcb in which the led package is mounted, a backlight unit which includes a light guide plate which is disposed on a lower surface of the display panel and has a light ...
Directional backlight unit and three-dimensional image display apparatus including the same
Samsung Electronics Co., Ltd.
March 22, 2018 - N°20180081190

A directional backlight unit includes: a light source configured to emit light; a light guide plate including: an incident surface on which light emitted by the light source is incident, an emission surface from which the light incident on the incident surface is emitted, and a reflective surface facing the emission surface; a reflective polarizer provided on the emission surface ...
Display device
Samsung Display Co., Ltd.
March 22, 2018 - N°20180081110

A display device includes a backlight unit and a display panel disposed on the backlight unit. The backlight unit includes a light guide plate including a plurality of charged particles, a light source unit disposed at a side of the light guide plate and providing light to the light guide plate, and a transparent electrode disposed under the light guide ...
Light source, backlight module and display device
Wuhan China Star Optoelectronics Technology Co., Ltd
March 22, 2018 - N°20180081109

A light source, a backlight module and a display device. The light source includes a light emitting body and a light cavity. The light cavity comprises a light emitting portion, a transmission portion and a light outputting portion. The light emitting body is disposed in the light emitting portion; the transmission portion is connected with the light emitting portion and ...
Lighting device, display device, and television device
Sharp Kabushiki Kaisha
March 22, 2018 - N°20180081105

A backlight unit (lighting device) 12 includes leds (light source) 7, a light guide plate 9 including a light entry end surface 9b on at least a part of an outer peripheral end surface and a light output plate surface 9a on a plate surface, and a wavelength conversion sheet (wavelength conversion member) 20 disposed so as to overlap the light output plate surface 9...
Ultra-thin led bar lights
Self Electronics Usa Corporation
March 15, 2018 - N°20180074253

A ultra-thin led bar lights includes a bar house, a light module, a reflection film, a light guide plate, and a cover having a light transmittance less than 90%. An angle between the circuit board and the accessory placed board being larger than 80 degrees and less than 90 degrees. The light guide plate includes an incidence wall for receiving the emitted light ...
Ultra-thin surface mounted led lamp having surface emitting light
Self Electronics Usa Corporation
March 15, 2018 - N°20180073688

An ultra-thin surface mounted led lamp having surface emitting light includes a house, a light module, a reflection film, a light guide plate, and a plurality of light guide points provided on the light guide plate. The light module is striped and includes a plurality of led chips. A maximum distance between the two led chips at a head and ...
Backlight module
Young Lighting Technology Inc.
March 08, 2018 - N°20180067362

A backlight module includes a light guide plate, a plurality of light transmission elements and a light source. The light guide plate has at least one light incident surface, and the light transmission elements are disposed near the light incident surface and aligned to from at least one light transmission element row. The light source is disposed near one end ...
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