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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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Fingerprint and palmprint image collector with honeycomb structure, and terminal device
Vkansee Technology Company Ltd.
December 07, 2017 - N°20170351898

A fingerprint and palmprint image collector with a honeycomb structure and a terminal device are provided. The image collector includes a light guide plate, and a light source for emitting at least part of light into the light guide plate. A surface of the light guide plate is provided with a honeycomb plate. A plurality of vias parallel to each ...
Lighting device and display device
Sharp Kabushiki Kaisha
December 07, 2017 - N°20170351143

A backlight device 12 includes at least: a plurality of leds 17 arranged in an annular and curved shape; a light guide plate 14 surrounded by the plurality of leds 17 having am outer shape along the arrangement of the plurality of leds 17, and guiding light from the plurality of leds 17; and an led board (light source board) 18 on which the plurality of leds 17 ...
Liquid crystal display device
Sharp Kabushiki Kaisha
December 07, 2017 - N°20170351142

A liquid crystal display device includes a light source, a light guide plate, a backlight unit, and a complex polarizing plate. The light guide plate includes light collecting portions to collect light rays exiting through a light exiting surface with respect to a direction perpendicular to an optical axis of the light source to direct the light rays in a ...
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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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Illumination device and display device
Sharp Kabushiki Kaisha
December 07, 2017 - N°20170351127

A backlight device 12 includes: optical members with a substantially circular profile, including a light guide plate 14, optical sheets 15, and a reflective sheet 16; a chassis 13 (lamination member) disposed to overlap the light guide plate 14, the optical sheets 15, and the reflective sheet 16 (optical members); and positioning structures. The positioning structures are provided on the light guide plate 14, the optical sheets 15, and the ...
Backlight module and display device
Shenzhen China Star Optoelectronics Technology Co. , Ltd.
December 07, 2017 - N°20170351020

A backlight module includes a glue frame, a light guide plate, a first light source assembly, and a second light source assembly. The light guide plate and the first and second light source assemblies are accommodated in the glue frame. The first light source assembly includes a light source that includes led light sources mounted on a substrate. The second ...
Display device
Sharp Kabushiki Kaisha
December 07, 2017 - N°20170351019

A liquid crystal display device includes a liquid crystal panel, a liquid crystal panel flexible circuit board, and a backlight unit. The backlight unit includes leds, a light guide plate, a chassis, and an led board. The light guide plate has an outer shape conforming to an outer shape of the liquid crystal panel. The chassis including a sidewall portion ...
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.
Led panel light and frame component
Zopoise Technology (zhuzhou) Co., Ltd.
November 30, 2017 - N°20170343723

The invention provides an led panel light and a frame component. The frame component includes a frame and a moving plate, wherein the moving plate is assembled at the inner side of the frame movably, an extrusion space is formed between the opposite faces of the moving plate and the frame, an expansion piece is assembled in the extrusion space, ...
Backlight module and display device
Radiant Opto-electronics Corporation
November 30, 2017 - N°20170343722

A backlight module and a display device are provided. The backlight module includes a light guide plate, a light source and a first prism film. The light guide plate includes a main body and plural oblique microstructures. The main body has a light-incident surface and at least one main surface connected to the light-incident surface. The main surface has a ...
Planar illumination apparatus
Minebea Mitsumi Inc.
November 30, 2017 - N°20170343721

A planar illumination apparatus according to an embodiment includes a light guide plate configured to emit, from an exit surface, light incident from a side surface, a frame including a border that encloses the light guide plate, and a plate spring provided between the light guide plate and the border and configured to press the light guide plate in a ...
Display apparatus and method for altering the display apparatus
Hon Hai Precision Industry Co., Ltd.
November 30, 2017 - N°20170343719

A display apparatus which is not subject to light leakage from a cut edge of a quantum dot layer includes a display panel and a backlighting module. The backlight module includes light source, light guide plate, and quantum dot enhancement layer. The quantum dot enhancement layer has functional and invalidation portions. The functional portion converts light from the light guide ...
Lighting device and display device
Sharp Kabushiki Kaisha
November 23, 2017 - N°20170336553

A lighting device includes a light source emitting light having an orientation distribution around an optical axis, a light guide plate having a hole and including a light entrance surface, a light exit surface, a non-light exit portion, and a light receiving surface, and a reflecting portion the light entrance surface is opposite the light source such that the optical ...
Light guide plate and virtual image display device
Sharp Kabushiki Kaisha
November 23, 2017 - N°20170336552

A light guide plate (30) is configured to allow light output from a display element (10) to be propagated therein and to allow at least a part of the light propagated therein to be reflected by a plurality of reflective structures (34). The plurality of reflective structures each include a reflective surface (36) inclining with respect to a light output surface (s30). The guide ...
Light guide plate, backlight module and display device
Radiant Opto-electronics Corporation
November 23, 2017 - N°20170336551

A light guide plate, a backlight module and a display device are provided. The light guide plate includes a main body, plural first stripe structures and plural second stripe structures. The main body has at least one light-incident surface and a main surface connected to the at least one light-incident surface. The first stripe structures are arranged on plural first ...
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.
Display device comprising the same
Samsung Display Co., Ltd.
November 23, 2017 - N°20170336053

Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board ...
Light guide plate, backlight source and smart watch
Boe Technology Group Co., Ltd.
November 16, 2017 - N°20170329286

A light guide plate is disclosed which has an arc-shaped light incident surface. The arc-shaped light incident surface may be provided with a recess for accommodating a light-emitting element. Requirement for a display of a special (e. G., circular) shape may be met by the disclosed light guide plate. Also disclosed is a backlight source including the light guide plate ...
Lighting device, display device, and television device
Sharp Kabushiki Kaisha
November 16, 2017 - N°20170329180

A lighting device includes leds 17, a light guide plate 19 including an edge surface and a pair of plate surfaces, a light reflection sheet 40, and a wavelength conversion sheet 50. A part of the edge surface is a light entrance surface 19b through which light from the leds 17 enters, and the pair of plate surfaces are light exit surfaces 19a, 19c through ...
Light source module and display device
Young Lighting Technology Inc.
November 16, 2017 - N°20170329073

A light source module including a first backlight module, a second backlight module, a turning film, and a first absorptive polarizer film is provided. The first backlight module has a first side and a second side. The first backlight module includes a first light guide plate (lgp) having a first light incident surface and a first light source disposed beside ...
Light guide plate and light source module
Radiant Opto-electronics Corporation
November 16, 2017 - N°20170329072

A light guide plate and a light source module are described. The light guide plate includes a main body, first stripe microstructures and second stripe microstructures. The main body includes a light incidence surface and an optic surface. The light incidence surface is connected to the optic surface. The optic surface includes a first microstructure region and a second microstructure ...
Light-emitting module
E Ink Holdings Inc.
November 16, 2017 - N°20170329070

The present disclosure provides a light-emitting module. The light-emitting module includes a light guide plate, a light source, and a brightness adjustment element. The light guide plate has a light incident surface, a front surface, and a back surface opposite the front surface. The light incident surface is located between the front surface and the back surface and is adjacent ...
Light guide member and light source unit using the same
Ns Materials Inc.
November 16, 2017 - N°20170329069

To provide a light guide member which has less components than conventional ones and has stable wavelength conversion efficiency; and a light source unit using the light guide member. A light guide member includes: a light guide plate; a receiving space formed in the light guide plate to face a light entrance plane; and a wavelength converting material placed in ...
Backlight module, liquid crystal display device and backlight adjustment method thereof
Wuhan China Star Optoelectronics Technology Co., Ltd.
November 09, 2017 - N°20170322453

The present invention provides a backlight module, a liquid crystal display device and a backlight adjustment method thereof; the backlight module comprises a light guide plate and a led light bar located at an incident side of the light guide plate, and the led light bar comprises a driving chip, led lamps of at least two different color temperatures, which ...
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