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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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Optical element, image display device and method for manufacturing same
Seiko Epson Corporation
October 12, 2017 - N°20170293149

An optical element includes a light guide plate and a first light transmitting material disposed to be in contact with a first surface of the light guide plate. The light guide plate has a second surface opposite to the first surface. The light guide plate includes a first part and a second part made of a light transmissive material, and ...
Light guide plate, backlight module and wearable device
Beijing Boe Chatani Electronics Co., Ltd.
October 12, 2017 - N°20170293068

According the embodiments of the present disclosure, the light guide plate includes a light guide plate body having an upper surface as a light-exiting surface. The light guide plate is provided at a side portion at least one notch, and a light-reflection layer is arranged at a surface of each notch. A wedge-shaped structure is arranged on a lower surface ...
Lighting device, display device, and method of manufacturing lighting device
Sharp Kabushiki Kaisha
October 12, 2017 - N°20170293067

A backlight device 13 includes leds 22, a light guide plate 24, and a light reflecting portion 34. The light guide plate 24 is a plate member and includes a light entrance surface 24a, an opposite edge surface 24d, and a light exit surface 24b. The light entrance surface 24a is an edge surface of the plate member and opposite the leds 22 and light emitted ...
Light Guide Plate Patent Pack
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Light Guide Plate Patent Applications
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  • 410+ full patent PDF documents of Light Guide Plate-related inventions.
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  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Light guide plate and light guide plate tooling apparatus
Global Lighting Technologies Inc.
October 12, 2017 - N°20170293061

A light guide plate for a large-size backlight module, and the light guide plate includes a light guide body and a glossy lens array. The light guide body includes a light incident surface for receiving light. The glossy lens array is formed on said light incident surface by thermal reforming a lateral terminal of said light guide body. Said glossy ...
Optical element, light guide plate, prism, backlight module and display device
Beijing Boe Display Technology Co., Ltd.
October 12, 2017 - N°20170293055

An optical element comprises a light transmitting substrate (100), the light transmitting substrate comprises a first surface, and the first surface is provided with a plurality of strip-shaped prisms (200) which are arranged parallel to each other along a predetermined direction and extend along another predetermined direction. In the direction along which the plurality of strip-shaped prisms are arranged, a side of ...
Curved backlight unit, manufacturing method thereof and display device
Hefei Boe Optoelectronics Technology Co., Ltd.
October 05, 2017 - N°20170285391

A curved backlight unit, a display device and a manufacturing method are disclosed. The curved backlight unit includes a light guide plate (lgp), one or more cambered positioning pieces. The lgp is a curved lgp formed by extending from a center position of the lgp to both sides along a first direction and includes an inner cambered surface and an ...
Light Guide Plate Patent Pack
Download 410+ patent application PDFs
Light Guide Plate Patent Applications
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For professional research & prior art discovery
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.
Backlight module and liquid crystal display
Wuhan China Star Optoelectronics Technology Co., Ltd.
October 05, 2017 - N°20170285252

A backlight module includes a light guide plate that includes a light incident surface including a first light incident section and a second light incident section, a light emission surface, and a first reflection surface defining a first acute angle with respect to the first reflection surface; a light bar, which includes first and second light sources respectively corresponding to ...
Light guide plate and method of producing the same
Beijing Boe Optoelectronics Technology Co., Ltd.
October 05, 2017 - N°20170285250

The present disclosure relates to a field of display technology and discloses a light guide plate and a method of producing the same. The light guide plate includes a body having a surface which forms an incident surface, an exit surface and a slope, wherein the incident surface is perpendicular to the exit surface, and the incident surface and the ...
Screen printing stencil, light guide plate, display device , and method for manufacturing light guide plate
Le Shi Zhi Xin Electronic Technology (tian Jin) Limited
October 05, 2017 - N°20170285249

Disclosed are a screen printing stencil, a light guide plate and a display device. The screen printing stencil includes a pattern printing section arranged corresponding to a light guide plate to be printed, and at least one positioning mark hole arranged on the periphery of the pattern printing section. The light guide plate is manufactured using the screen printing stencil ...
Display apparatus
Sakai Display Products Corporation
October 05, 2017 - N°20170285246

A display apparatus includes: a rectangular display panel, which includes a screen frontward thereof; an optical sheet having a rectangular shape, which is arranged rearward of the rectangular display panel; a light guide plate having a rectangular shape, which is arranged rearward of the optical sheet; a light source, which is arranged to face a side surface of the light ...
Light guide plate, display device and game machine
Omron Corporation
October 05, 2017 - N°20170285245

A light guide plate, produced from material transparent to visible light, includes a plurality of prisms provided on one surface (a diffusion surface) thereof in a predetermined pattern. The plurality of prisms include a reflection surface that reflects visible light emitted from a light source and entering the light guide plate from an input surface toward another surface (an output ...
Planar illumination device
Minebea Mitsumi Inc.
October 05, 2017 - N°20170285244

A planar illumination device includes a light guide plate guiding a light entering from a light-entering end surface and emitting the light from a light-emission surface, and a fixing member disposed in a manner covering at least an area in the light-entering end surface side of the light-emission surface. The light guide plate has a plurality of first prisms formed ...
Liquid crystal display device
Panasonic Liquid Crystal Display Co., Ltd.
October 05, 2017 - N°20170285242

A liquid crystal display device includes a light source that emits light having a predetermined color; a lens that concentrates the light emitted from the light source and causes the light to exit; a band-pass filter that transmits specific-band light having a specific-band wavelength in the light exiting from the lens; and a light guide plate disposed on a rear ...
Light Guide Plate Patent Pack
Download 410+ patent application PDFs
Light Guide Plate Patent Applications
Download 410+ Light Guide Plate-related PDFs
For professional research & prior art discovery
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.
Self-illuminating light guide plate, backlight module, and display device
Le Shi Zhi Xin Electronic Technology (tian Jin) Limited
October 05, 2017 - N°20170285239

Disclosed are a self-illuminating light guide plate, a backlight module, and a display device. The self-illuminating light guide plate includes a substrate including at least one light incidence face provided with a white light emitting layer. The light incidence face of the substrate is provided with a white light emitting layer, so the self-illuminating light guide plate for a backlight ...
Vehicle interior lighting apparatus
Yazaki Corporation
October 05, 2017 - N°20170282789

A vehicle interior lighting apparatus for illuminating the interior of a vehicle, being equipped with a first lighting section having a light source emitting light and a light guide plate emitting light by virtue of the light from the light source, wherein the first lighting section has a planar light emitting section emitting light emitted from the light source in ...
Display device, method and apparatus for adjusting brightness of the display device, and method and ...
Beijing Boe Optoelectronics Technology Co., Ltd.
September 28, 2017 - N°20170278468

A method for adjusting brightness includes detecting whether damage occurs on a light guide plate of the display device, determining a damage position and a damage extent of the light guide plate when the damage occurs on the light guide plate, and compensating for a change value of brightness generated due to the damage by adjusting the brightness of the ...
Image display apparatus and optical element
Seiko Epson Corporation
September 28, 2017 - N°20170276947

An image display apparatus includes an image light generating unit that emits image light; a light guide plate in which the image light emitted from the image light generating unit is incident; an incident side diffraction optical element disposed in a light incident section of the light guide plate; and an emission side diffraction optical element disposed in a light ...
Backlight unit and display device
Boe Optical Science And Technology Co., Ltd.
September 28, 2017 - N°20170276865

A backlight unit includes a backplane and a light guide plate. The backplane includes a body section and a bending section connected with the body section; the body section includes a first surface and a second surface opposite to each other; the bending section includes at least a connecting portion and a mounting portion extended from the connecting portion and ...
Backlight module and display device
Hefei Xinsheng Optoelectronics Technology Co. Ltd.
September 28, 2017 - N°20170276863

The present invention belongs to the field of display technology, and particularly relates to a backlight module and a display device. The backlight module comprises a light source and a light guide plate, the light source being arranged at a light incident surface side of the light guide plate and a light guide pattern comprising a gap being arranged on ...
Backlight
Citizen Electronics Co., Ltd.
September 28, 2017 - N°20170276861

There is provided a backlight capable of easily eliminating a bright portion generated near lateral surfaces of a light guide plate, even when a plate-like reflective member is brought close to the lateral, surfaces of the light guide plate. The backlight includes, a light guide plate including a light emission surface, a reflective surface, and at least one of the ...
Planar light unit
Citizen Electronics Co., Ltd.
September 28, 2017 - N°20170276859

A planar light unit is provided that suppresses appearance of a bright line when viewed from the side of the emission surface of the light guide plate. The planar light unit includes a light source, and a light guide plate including an incident surface for receiving light emitted from the light source, an emission surface from which the light introduced ...
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