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Light Guide Plate patents



      

This page is updated frequently with new Light Guide Plate-related patent applications.




Date/App# patent app List of recent Light Guide Plate-related patents
05/19/16
20160139330 
 Light source device and display apparatus patent thumbnailLight source device and display apparatus
Provided are a light source device which is capable of constantly maintaining an interval between the light source and the light guide plate when the light guide plate is thermally expanded by a simpler configuration without adding a separate component, while suppressing the manufacturing costs, and a display apparatus. The light source device includes a light guide plate for emitting light made incident on one side surface from one surface thereof, a light source disposed on the one side surface side of the light guide plate, and a rear housing body for housing the light guide plate and the light source, wherein a heat spreader, which holds the light guide plate and the light source and transfers heat emitted from the light source to a bottom surface of the rear housing body, is configured to slide on the bottom surface of the rear housing body, such that the light source which is held together with the light guide plate by the heat spreader also slides according to an expansion and contraction of the light guide plate..
Sakai Display Products Corporation


05/19/16
20160139329 
 Light source device and display apparatus patent thumbnailLight source device and display apparatus
Light sources are disposed to face two opposite end surfaces of light guide plate. Cutout parts are provided at respective centers of other two opposite end surfaces of the light guide plate.
Sakai Display Products Corporation


05/19/16
20160139327 
 Backlight unit, display device comprising the same and  manufacturing the same patent thumbnailBacklight unit, display device comprising the same and manufacturing the same
A backlight unit includes first light guide plates (lgps) provided in a line shape, and second lgps provided in a line shape and disposed between the first lgps. The backlight unit may include a controller configured to control a plurality of light sources to provide a light to the first lgps when a three-dimensional (3d) image is displayed on a display panel that receives the light from at least one of the first lgps and the second lgps, and to provide the light to the first lgps and the second lgps when a two-dimensional (2d) image is displayed on the display panel..
Samsung Electronics Co., Ltd.


05/19/16
20160139326 
 Backlight unit, display device comprising the same and  manufacturing the same patent thumbnailBacklight unit, display device comprising the same and manufacturing the same
A display device includes a backlight unit. The backlight unit may include a first light guide plate (lgp) comprising a first optical material and a second optical material.
Samsung Electronics Co., Ltd.


05/19/16
20160139320 
 Backlight unit patent thumbnailBacklight unit
A backlight unit includes a printed circuit board; a light source on the printed circuit board; a light guide plate that receives light emitted from the light source on one surface and directs light outwards through another surface; and a light blocking unit between the light source and the light guide plate. The light blocking unit may be spaced apart from the light guide plate..
Samsung Display Co., Ltd.


05/19/16
20160139319 
 Backlight module and liquid crystal display device patent thumbnailBacklight module and liquid crystal display device
The present invention discloses a backlight module, which includes: a backplane, which has a sidewall; a light guide plate, which is carried on the backplane and includes a light incidence end section, a light exit surface, and a bottom surface opposite to the light exit surface; a light source, which is mounted on the sidewall and adjacent to the light incidence end section; an intermediate frame, which is set on and covers the light guide plate and the light source; a first retention slot, which is formed in the light incidence end section and has an opening facing the intermediate frame; a second retention slot, which is formed in the light incidence end section and close to the first retention slot and has an opening facing the backplane; a first quantum dot strip, which is received in the first retention slot; and a second quantum dot strip, which is received in the second retention slot. The present invention also discloses a liquid crystal display device.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


05/19/16
20160139318 
 Backlight module and display apparatus patent thumbnailBacklight module and display apparatus
The present disclosure provides a backlight module and a display apparatus. The backlight module comprises a light guide plate, a light source located at one side of the light guide plate at the light incident surface, a lampshade accommodating the light source and being provided with an opening structure with an adjustable size and/or position, and a control device for adjustment of the size and/or position of the opening structure on the lampshade.
Hefei Boe Optoelectronics Technology Co., Ltd.


05/19/16
20160139317 
 Light emission module and light guide plate and manufacturing method thereof patent thumbnailLight emission module and light guide plate and manufacturing method thereof
A light emission module and a light guide plate and a manufacturing method thereof are provided. The light guide plate is configured to guide the light received and has a first lateral surface and a tongue extending from the first lateral surface toward a light source.
Darfon Electronics Corp.p.


05/12/16
20160131927 
 Liquid crystal display device patent thumbnailLiquid crystal display device
Provided is a liquid crystal display device that is narrow in viewing angle and that is capable of excellent image quality. The liquid crystal display device of the present invention includes: a liquid crystal panel; a prism sheet; a light guide plate; and a visible light absorber, which are provided in the stated order from a viewer side.
Nitto Denko Corporation


05/12/16
20160131898 
 Projection display apparatus patent thumbnailProjection display apparatus
A projection display apparatus includes a light source configured to emit a first light, a reflective light modulator configured to modulate the first light to form a second light conveying a rendered image, a polarizer and a light guide plate. The light guide plate can include a plurality of optical elements embedded in the thickness of the light guide plate or provided on an outer surface of the light guide plate.
Himax Display, Inc.


05/12/16
20160131831 

Illumination device, display device, and tv receiver


An illumination device, including: a light source; a light guide plate having a light-entering face into which light from the light source enters and a light-exiting surface; a reflective sheet covering at least a portion on a light-entering face side of a bottom surface of the light guide plate; a chassis on a side of the reflective sheet opposite to the light guide plate, including at least a plate-shaped portion along the bottom surface of the light guide plate and a cut-out in the plate-shaped portion on the light-entering face side; and an opposite-side member on a side of the chassis opposite to the light guide plate, including a protrusion protruding from a light guide plate-side of a top surface of the opposite-side member through the cut-out towards the light guide plate, a top of the protrusion supporting a portion of the reflective sheet on the light-entering face side.. .
Sharp Kabushiki Kaisha


05/12/16
20160131830 

Chassis for display backlight


An electronic device may be provided with a display. Backlight structures may be used to provide backlight for the display.
Apple Inc.


05/12/16
20160131829 

Backlight assembly and display device having the same


A backlight assembly includes a light guide plate (lgp) having a stepped portion formed at a corner of the lgp, an optical sheet disposed over the lgp and a receiving container receiving the lgp and the optical sheet. The receiving container includes a bottom plate, first through fourth sidewalls and a first lgp fixing portion.
Samsung Display Co., Ltd.


05/12/16
20160131828 

Illumination device, display device, and tv receiver


A backlight device of the present invention includes: a light guide plate having light-entering faces on opposing end faces thereof and a light-exiting surface on the front surface thereof; leds arranged selectively along one section of the light-entering faces of the light guide plate; a front cabinet arranged on a side of the light-exiting surface of the light guide plate and having a frame-like shape along a periphery of the light guide plate; and a rear cabinet arranged on a side of the light guide plate opposite to the front cabinet such that the rear cabinet and the front cabinet sandwich the light guide plate therebetween. The rear cabinet has a fixed portion that is disposed facing a section of the light-entering face that does not correspond to the one section where the leds are selectively arranged, and the fixed portion is fixed to the front cabinet..
Sharp Kabushiki Kaisha


05/12/16
20160131826 

Lighting device, display device, and television device


A backlight device includes leds, a light guide plate, and a heat dissipation member. The light guide plate includes edge surfaces including a light entrance surface through which light from the leds enters, a front plate surface as a light exit surface through which the light from the leds exits, and another plate surface as an opposed surface on an opposite side from the light exit surface.
Sharp Kabushiki Kaisha


05/12/16
20160131824 

Backlight module and liquid crystal display device


A backlight module is disclosed. The backlight module includes a light guide plate, a light source, a back plate, and a positioning component for maintaining a light coupling distance between the light emitting surface of the light source and the light incident surface of the light guide plate.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


05/12/16
20160131822 

Display device, multilayer light guide plate structure and front light module


A display device that includes a display panel, a multilayer light guide plate structure, and a light source is provided. The display panel has a display surface.
E Ink Holdings Inc.


05/12/16
20160131821 

Illumination device, display device, and tv receiver


A backlight device includes: a light guide plate, at least one end face thereof being a light-receiving face; and a plurality of light-emitting units arranged in a row along the light-receiving face such that light emitted from light-emitting units enters the light-receiving face of the light guide plate, wherein the plurality of light-emitting units are grouped into a plurality of groups such that an amount of light emitted by each light-emitting unit in a center group on a center-side of the row is less than an amount of light emitted by each light-emitting unit in a peripheral group on a relatively end-side of the row.. .
Sharp Kabushiki Kaisha


05/12/16
20160131820 

Display device


A display device includes a display panel and a backlight module. The display panel has an active area.
Qisda Corporation


05/12/16
20160131818 

Lighting device for vacuum cleaner


A light guide plate which guides light from light sources at both ends and reflection surface grooves having plural types of reflection surfaces formed on a reverse side of the light guide plate are provided in a direction perpendicular to a front direction of a suction tool, thereby forming light rays radiating to a floor surface from three directions and lighting the floor surface as the surface to be cleaned in front of the suction tool over a wide range.. .
Panasonic Intellectual Property Management Co., Ltd.


05/12/16
20160131816 

Illumination device


An illumination device of edge light type includes a light emitting unit provided at one side surface of a light guide plate. The light guide plate includes a plurality of recesses having a v-shaped cross-section and provided on a bottom surface in parallel to an x-axis direction at a predetermined pitch and a plurality of protrusions having a lenticular lens shape in the cross-sectional view and provided in parallel to a y-axis direction at a prearranged pitch.
Kuraray Co., Ltd.


05/12/16
20160131815 

Light guide plate and backlight module having the same


The disclosure is related to a light guide plate, comprising a light incident surface, a light emitting surface, and a bottom surface opposite to the light emitting surface. The light emitting surface connects to the light incident surface.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


05/12/16
20160131814 

Light emitting module and display device


A light emitting module is provided. A light emitting unit includes a light emitting surface including a middle light emitting area and a peripheral light emitting area.
E Ink Holdings Inc.


05/05/16
20160124270 

Illumination device, display device, and tv receiver


The backlight device includes: a plurality of leds arranged in a row; and a light guide plate having, on the long-side side faces, light-entering faces into which light emitted from the plurality of leds enters, the light guide plate further having side faces that respectively abut the light-entering faces 20a. The light-entering faces have a plurality of recesses or protrusions on the light-entering faces 20, each of the plurality of recesses or protrusions having a shape of a prism that directs the light entering the prism toward one of the side faces that is closer to where the prism is located relative to a center of the light guide plate..
Sharp Kabushiki Kaisha


05/05/16
20160124140 

Led panel light


An led panel light comprises a cover, led light bars, two long and strip-shaped seats which are fixed on the side faces of the cover and are used to fasten the led light bars, and a light guide plate between the two seats with the led light beads on the led light bars toward the light guide plate. On the seat, there is a groove designed in the lengthwise direction.
Zhejiang Yongyao Lighting Co., Ltd


05/05/16
20160124138 

Light source assembly, backlight module and curve display apparatus


The present disclosure provides a light source assembly, a backlight module and a curve display apparatus. It relates to the technical field of display, may improve the light incidence ratio of a light guide plate in the curve display apparatus and enhance the uniformity of the picture brightness.
Beijing Boe Display Technology Co., Ltd.


05/05/16
20160124134 

Backlighting module and light guide module both comprising gradient index lens


A light guide module includes a light guide plate and a gradient index lens. The light guide plate has a light output surface and a light incident surface.
Wistron Corp.


05/05/16
20160121785 

Illuminated running board for vehicle


An illuminated running board for a vehicle includes a light guide plate, a panel, and a luminous module. A plurality of convex portions is formed on a top surface of the light guide plate, and a plurality of optic pattern portions is formed on a bottom surface of the light guide plate.
Desity Traffic Ind Co., Ltd.


04/28/16
20160116788 

Liquid crystal display device


According to one embodiment, a liquid crystal display device includes a liquid crystal display panel, a cover panel, a container case fixed to the cover panel and covering the liquid crystal display panel, and a backlight unit disposed in the container case and opposed to the liquid crystal display panel. The container case includes a bottom wall, and a sidewall directly opposed to at least one edge of the backlight unit with a gap interposed therebetween.
Japan Display Inc.


04/28/16
20160116786 

Backlight module and liquid crystal display


A backlight module and a liquid crystal display are provided. The backlight module includes a back plate, at least one adhesive member, a reflecting film, a light guide plate and a light source.
Radiant Opto-electronics Corporation


04/28/16
20160116741 

Display controlling display apparatus


An display apparatus includes a mounting section configured to be mounted on the user, an image display unit that is provided in the mounting section and includes a right light guide plate and a left light guide plate that cause image light representing an image to be incident on the user's eyes when the mounting section is mounted on the user, a camera, an image analysis section that detects the matching state of the user's eyes relative to the right light guide plate and the left light guide plate based on an image captured with the camera when the mounting section is mounted on the user, and an adjustment control section that adjusts the image display unit or the right light guide plate and the left light guide plate based on the matching state detected by the image analysis section.. .
Seiko Epson Corporation


04/28/16
20160116669 

Planar illumination device, liquid crystal display apparatus, and assembling the same


A planar illumination device includes: a light guide plate including a pair of principal surfaces opposed to each other, one of the principal surfaces serving as a light emitting surface; a light source disposed to face a light incident surface of the light guide plate; an optical sheet disposed on the light emitting surface of the light guide plate; and a frame that houses therein the light guide plate. The frame includes a bottom portion formed of a sheet metal and a pair of resin portions facing the light incident surface of the light guide plate and an end face of the light guide plate opposite to the light incident surface, respectively..
Minebea Co., Ltd


04/28/16
20160116667 

Liquid crystal display device


This invention reduces or prevents a phenomenon where a screen close to a light source becomes yellowed. A liquid crystal display device includes a liquid crystal display panel and a backlight.
Japan Display Inc.


04/28/16
20160116661 

Display apparatus and television receiving apparatus


A display apparatus includes a display panel having a display surface on one surface thereof, a light guide plate disposed on the other surface side of the display panel, a substrate on which a plurality of light source elements disposed to face an end face of the light guide plate are mounted on one surface thereof, a support plate for supporting the substrate, and a frame body for covering a peripheral edge part of the display panel and the support plate, wherein the frame body and support plate have holes formed at positions thereof facing the end face, and the substrate has an insertion hole into which any one tip part of a screw or a clip fitted into the holes is inserted.. .
Sakai Display Products Corporation


04/28/16
20160116658 

Light guide assembly, backlight module and liquid crystal display


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.
Radiant Opto-electronics Corporation


04/21/16
20160109989 

Backlight module with low electromagnetic interference and display device using the same


A display device includes a display panel, an electromagnetic touch panel, and a backlight module overlapping one another. The backlight module has a light guide plate and a light source module consisting of a flexible circuit board strip.

04/21/16
20160109647 

Backplane and backlight module and liquid crystal display device using same


The present invention provides a backplane and a backlight module and a liquid crystal display device using the backplane. The backplane includes: a bottom plate (2) and multiple side plates (4) connected to the bottom plate (2).

04/21/16
20160109644 

Light source device and display apparatus


Provided are a light source device capable of effectively coping with a luminance change in a light guide plate caused by a variation in an interval between a light source and the light guide plate at a low cost, and a display apparatus. A light source device which includes a light guide plate for emitting light made incident on one side surface from one surface thereof, is configured so as to, for the luminance change due to a change in an interval between a light source disposed on the one side surface side of the light guide plate and the light guide plate, previously increase only an average luminance of the light source side (one side surface side) in which an influence of the luminance change is largest..

04/21/16
20160109643 

Light source device, display apparatus, and manufacturing light source device


Provided are a light source device capable of uniformly illuminating, a display apparatus, and a method of manufacturing the light source device. Since a reflection sheet is adhered to a light guide plate through an adhesive layer, deflection thereof is suppressed.

04/21/16
20160109642 

Lighting device for a magnetic resonance imaging system aperture


A lighting device for an mri system aperture has at least one led lamp and a light guide plate, the light guide plate having an interior surface, an exterior surface and multiple end faces. The end faces include a first end face, a second end face and one or more other end faces.

04/21/16
20160109641 

Backlight unit and display device having the same


A backlight unit includes a light conversion member; a light guide plate including a light exit surface, a rear surface facing the light exiting surface, and connection surfaces including a first surface and a second surface facing each other to connect the light exit surface and the rear surface; a reflective member; and a light source emitting a first color light incident to the first surface and a portion of the first color light reaches the second surface on which the reflective member is disposed to specularly reflect the portion of the first color light. The light conversion member is disposed on the light exit surface, receives the first color light from the light guide plate, and emits a second color light different from the first color light..

04/21/16
20160109639 

Light guide plate and surface illumination device


A light guide plate has a light input end surface from which light is introduced, a light output surface that outputs light spread in a planar manner externally, a flat main light guiding body including the light output surface, a light conducting portion that has a maximum thickness greater than the thickness of the main light guiding body and includes the light input end surface, a first slanted surface provided on the light conducting portion on at least one of a surface near the light output surface and a surface opposite thereto, the first slanted surface inclined from a first location that is thicker than the main light guiding body toward the outer surface of the main light guiding body, and a plurality of first pattern elements provided on the light conducting portion on at least one of a surface near the light output surface and a surface opposite thereto.. .

04/21/16
20160109638 

Lighting device


A light guide plate has at a bottom surface thereof a recessed strip. The recessed strip has first oblique surfaces and second oblique surfaces, a vertical angle θ1 formed by the first oblique surfaces facing each other is set in a range of 95° to 110° while an apparent vertical angle θ2 formed by the second oblique surfaces facing each other is set in a range of 60° to 75°.

04/21/16
20160109637 

Light source device and display apparatus


Provided are a light source device which may disperse a force shifted in a plane direction due to a difference in thermal expansion by a reflection sheet so as to maintain good display quality, and a display apparatus using the light source device. The light source device includes a transparent plate used as a light guide plate, a light source disposed to face a part of a peripheral surface of the transparent plate along the part thereof, and a reflection sheet attached to one wide surface of the transparent plate, and the reflection sheet is provided with a plurality of cut lines formed in a prescribed range including a center thereof at a prescribed interval.

04/21/16
20160109636 

Backlight module capable of avoiding light leakage


In a backlight module, a shading film connected to the substrate has a first surface, a second surface and a first hole disposed thereon. The light guide plate is connected to the shading film while a second hole with a greater aperture than that of the first hole is disposed thereon.

04/21/16
20160109635 

Backlight unit and liquid crystal display including the same


A backlight unit including a light guide plate (lgp), a light source module disposed adjacent to an incident surface of the lgp and configured to irradiate light to the incident surface, and a light control member disposed between the light source module and the incident surface, in which the light control member includes a reflection preventing layer disposed adjacent to the light source module and configured to prevent reflection of light, a base substrate disposed on the reflection preventing layer and configured to scatter or diffuse light transmitted through the reflection preventing layer, and a light adjusting filter disposed on the base substrate and configured to filter light including a first wavelength among light provided by the light source module.. .

04/21/16
20160109634 

Spread illuminating apparatus


The thickness of a portion along an end surface of principal surfaces of a light guide plate is determined by a protruding part and a recessed part. By ensuring the dimensional accuracy in the thickness direction of the portion along the end surface of the principal surfaces and of the light guide plate with the protruding part and the recessed part, a light blocking member that is disposed spanning across the outer edge of at least one piece of optical sheet and an upper surface of a housing frame is not pushed up at the outer edge of the optical sheet.

04/14/16
20160103277 

Backlight module and display apparatus


The present disclosure provides a backlight module and a display apparatus. The backlight module includes: a substrate configured to fix a plurality of light sources; the plurality of light sources fixed on the substrate and connected electrically to each other; and a light guide plate having at least one side on which a recess portion for receiving the plurality of light sources or receiving the plurality of light sources and at least part of the substrate is provided.

04/14/16
20160103274 

Light source module


A light source module includes a circuit board, a light source electrically coupled to the circuit board including a first light emerging face, a light guide plate close to the light source and including an light incident face, a reflective piece located on one side of the light guide plate, a diffusion plate located on another side of the light guide plate, a frame used to fix the circuit board, the light guide plate, the reflective piece and the diffusion plate. The light incident face and the light emerging face cooperatively forming an angle.

04/14/16
20160103272 

Backlight assembly with brightness enhancing structure


A backlight assembly is provided with an upper reflective layer including a plurality of transparent areas; a lower reflective layer secured to the upper reflective layer; a light guide plate disposed between the upper and lower reflective layers; a light source disposed under the lower reflective layer and corresponding to the transparent areas; a circuit board disposed above the upper reflective layer and including a plurality of first openings and a plurality of electrical contacts; and an opaque shading layer disposed on the circuit board and including a plurality of elastic members aligned with the electrical contacts, and a plurality of second openings. Light with enhanced brightness is transmitted to bottom of keycaps of an input device of a 3c product with energy consumed to a minimum during light transmitting..

04/14/16
20160103271 

Backlight assembly with brightness enhancing mechanism


A backlight assembly is provided with an upper reflective layer including a plurality of first openings; a lower reflective layer secured to the upper reflective layer; a light guide plate disposed between the upper and lower reflective layers; an opaque shading layer disposed on one surface of the upper reflective layer; and a circuit board disposed above the shading layer and including a circuit and a plurality of second openings. Light with enhanced brightness is transmitted to bottoms of keycaps of an input device of a 3c product with energy consumed to a minimum during light transmitting..

04/14/16
20160103264 

Backlight unit and display apparatus having the same


A light guide plate receives light and guides the light to a display panel. The light guide plate includes a body and protruding portions.

04/07/16
20160097935 

Display apparatus


A display apparatus has a first back bezel with a first side; a first light guide plate disposed above the first rear bezel; a first light bar disposed above the first side of the first back bezel, and the first light bar disposed between the first light guide plate and the first back bezel, and the first light bar including a plurality of first light-emitting diodes, a length of each of the first light-emitting diodes is l, a distance of two farthest first light-emitting diodes of these first light-emitting diodes is w1; and a display panel disposed on the first light guide plate, the display panel has a display area with a second side, the second side is adjacent to the first side, and a length of the second side is w2, w2 is smaller than w1 and the difference between w1 and w2 is great than l.. .
Innolux Corporation


04/07/16
20160097894 

Light guide plate, backlight unit having the same, display apparatus having the same, and manufacturing the same


A light guide plate includes a light incident surface to which a light is configured to be incident, a light exit surface from which the light incident through the light incident surface is configured to exit, a bottom surface facing the light exit surface configured to reflect at least a portion of the incident light, and a scattering pattern disposed on the bottom surface. The scattering pattern includes a first protrusion portion protruding from the bottom surface, a recess portion disposed along a circumference of the first protrusion portion and recessed from the bottom surface and a second protrusion portion spaced apart from the first protrusion portion and disposed along a portion of the recess portion..
Samsung Display Co., Ltd.


04/07/16
20160097893 

Transparent display apparatus


Disclosed herein is a transparent display apparatus in which a plurality of micro-patterns are formed on a reflection surface of a transparent light guide plate. The transparent display apparatus includes a light source configured to generate light, a transparent light guide plate configured to change a path of the generated light, and to emit the light, a first polarizing plate configured to transmit first polarized light of light emitted from the transparent light guide plate, a liquid crystal panel configured to change a phase of the first polarized light according to driving of liquid crystals; and a second polarizing plate configured to adjust an amount of the first polarized light according to the changed phase of the first polarized light, wherein the transparent light guide plate includes an incident surface to which the light is incident, an exit surface which the incident light exits, a reflection surface being opposite to the exit surface, and a plurality of micro-patterns formed on the reflection surface, and configured to diffuse the incident light..
Samsung Electronics Co., Ltd.


04/07/16
20160097891 

Light guide plate and light source module


A light guide plate including a first substrate, a second substrate opposite to the first substrate, a plurality of first microstructures, a plurality of second microstructures, and a plurality of third microstructures is provided. The first substrate has a light emitting surface, a first bottom surface, and a light incidence surface.
Winbond Electronics Corp.


04/07/16
20160097889 

Backlight unit and liquid crystal display device including the same


A liquid crystal display device is disclosed. The liquid crystal display device includes a liquid crystal display panel, a light guide plate configured to guide blue light from a blue light source to the liquid crystal display panel and a light conversion sheet comprising a light conversion layer and a light compensation pattern positioned on edges of the light conversion layer configured to compensate blue light leakage at the edges of the light conversion sheet, wherein the light conversion sheet is positioned between the liquid crystal display panel and the light guide panel..
Lg Display Co., Ltd.


03/31/16
20160092030 

Display device


A display device may include a display panel, at least one light source disposed on one side of the display panel, a circuit board to drive the light source, a light guide plate in which light emitted from the light source is incident into a surface and is emitted to another surface, and a lower frame to support the display panel and to accommodate the light source and the light guide plate. The lower frame may include a base substrate, a digitizer disposed on the base substrate, and a dummy digitizer pattern disposed on the base substrate and spaced apart from the digitizer.
Samsung Display Co., Ltd.


03/31/16
20160091751 

Liquid crystal display device


The present invention provides a liquid crystal display device, which includes a liquid crystal panel (1) and a collimated exit light backlight module (3). The liquid crystal panel (1) includes a cf substrate (11), an array substrate (13), and a liquid crystal layer (12).
Shenzhen China Star Optoelectronics Technology Co. Ltd.


03/31/16
20160091657 

Backlight module


A backlight module comprising a lamp strip (10), a light guide plate (20), a quantum dot glass tube (30) and a fixing part (40). The fixing part (40) is a hollow structure.
Shenzhen Tcl New Technology Co., Ltd.


03/31/16
20160091655 

Backlight device


A backlight device includes a light guide plate having an incident surface, a first side surface, and a second side surface. The first side surface extends from a first end of the incident surface and the second side surface extends from a second end of the incident surface.
Nichia Corporation


03/31/16
20160091651 

Backlight module and display having the same


A backlight module including a back plate, a light guide plate, a light-penetration layer, and a light source is provided. The light guide plate is disposed on the back plate and has a light incident surface and a light-emitting surface.
Wistron Corporation


03/24/16
20160085109 

Display device


A display device includes a bottom chassis on which a light source is disposed, a light guide plate disposed on the bottom chassis and configured to guide light emitted from the light source to a display panel, an optical sheet on the light guide plate, a mold frame coupled to the bottom chassis and including a support unit on which the display panel is disposed, and a light conversion shielding member disposed on a surface of the support unit of the mold frame having a side portion that extends down from the support unit and covers a side surface of the optical sheet.. .
Samsung Display Co., Ltd.


03/24/16
20160085070 

Ambient display


A windshield includes a windshield body and an ambient display coupled to the windshield body. The ambient display includes a light guide plate and a light source optically coupled to the light source.
Gm Global Technology Operations Llc


03/24/16
20160085020 

Light source device and display apparatus


Provided are a light source device capable of suppressing reflection of light which is irregularly reflected on a side face relating to a notch part, and a display apparatus. The light source device includes a light guide plate having a notch part formed at an edge part thereof, and a reflection sheet which is disposed to face the light guide plate and has a notch part formed at an edge part corresponding to the notch part, wherein the reflection sheet includes a low-reflection part which is provided around the notch part of a surface facing the light guide plate and has a reflectance lower than that of the reflection sheet..
Sakai Display Products Corporation


03/24/16
20160085015 

Display apparatus having thermally protected backlight assembly


A spacer member is provided within a display apparatus that includes a heat-emitting light source and a thermally deformable light guide plate. In one embodiment, the spacer member includes a pair of spacer members disposed at sides of the light source and engaging the light guide plate so as to space the light source from a light receiving incident surface of the pgp by a predetermined distance..
Samsung Display Co., Ltd.


03/24/16
20160085014 

Planar light unit


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 through the incident surface is emitted, an opposing surface disposed so as to oppose the emission surface, and a side surface disposed along an outer periphery of the emission surface and the opposing surface.
Citizen Electronics Co., Ltd.


03/17/16
20160077276 

Display backlight with adhesive attachment layers


A display may have a backlight. The display backlight may have a light guide plate.
Apple Inc.


03/17/16
20160077275 

Backlight module and lcd module


The present invention discloses a backlight module and lcd module, the backlight module comprises a back cover, a positioning assembly and a backlight assembly, wherein the backlight assembly is connected with the back cover by the positioning assembly, the positioning assembly comprises a positioning component located at the corner of the back cover and a bending portion provided on the back cover. By means of the bending portion on the back cover, the light guide plate and optical films can be fixed easily and expediently, especially for the assembling and reworking of module.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


03/17/16
20160077270 

Lighting device and display device


A backlight device includes leds, a light guide plate, an led board, and a light blocking portion. The light guide plate includes a side surface configured as a light entrance surface through which light from the leds enters and a plate surface configured as a light exit surface through which light exits the light guide plate.
Sharp Kabushiki Kaisha


03/17/16
20160077269 

Optical components, systems including an optical component, and devices


A lighting system including a light source capable of generating light, and an optical component optically coupled to receive at least a portion of the light generated by the light source and convert at least a portion of the light so received to a predetermined wavelength such that the light emitted by the lighting system includes light emission from the light source supplemented with light emission at the predetermined wavelength, wherein the optical component including an optical material comprises quantum confined semiconductor nanoparticles. Also disclosed is an optical component comprising a light guide plate and an optical material disposed over at least a portion of a surface of the light guide plate, the optical material comprising quantum confined semiconductor nanoparticles capable of emitting light in a predetermined spectral region.
Qd Vision,inc.


03/17/16
20160077268 

Method of manufacturing a light guide plate and display apparatus including the same


A display apparatus includes a display panel, a light source, a light guide plate, and a receiving part. The display panel is configured to receive light to display an image.
Samsung Display Co., Ltd.


03/10/16
20160073536 

Display apparatus and panel fixing device thereof


A display apparatus includes a back plate having a rear wall and a peripheral wall that cooperatively define an accommodation space, a light guide plate disposed in the accommodation space, a display panel disposed in the accommodation space forwardly of the light guide plate, a plurality of stacked optical films disposed between the light guide plate and the display panel, and a panel fixing device including a first limiting unit and a second limiting unit that cooperate with each other to clamp and fix a peripheral edge portion of the display panel therebetween.. .
Radiant Opto-electronics Corporation


03/10/16
20160070056 

Backlight module and liquid crystal display device


A backlight module comprises a back plate; a side-type light source; a light guide plate disposed on the back plate; and a quantum bar assembled between the light guide and the light source via a fixing bracket. The fixing bracket is a hollow cylinder, and comprises an accommodating space exits in the fixing bracket for installing the quantum bar and the first window faced toward the light guide plate and the second window faced toward the side-type light source and the length of the second window is equal to one of the light strip.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


03/10/16
20160070052 

Light guide body and planar light-emission device provided with same


An object is to provide a light guide body that is able to obtain a large amount of emission light perpendicular to a light emission surface and achieve uniform surface emission with an inexpensive structure. To attain this object, a light guide plate has, on at least one of a light emission surface and a back surface facing the light emission surface, a light diffusion pattern formed of a plurality of dots containing a first diffusing agent and the light diffusion pattern is controlled by the size of the dots and the density of the dots..
Sharp Kabushiki Kaisha


03/10/16
20160070050 

Led module


An led module, includes a heat sink, an leds mounted on a side of the heat sink and a light guide plate spaced from the led light source. A flexible light guiding tube is disposed between the light guide plate and the led light source.
Hon Hai Precision Industry Co., Ltd.


03/10/16
20160069525 

Vehicle headlamp


A vehicle headlamp includes a first led light source, a first light guide plate optically coupled to the first led light source, a second led light source, a second light guide plate optically coupled to the second led light source, and a light barrier sheet interposed between the first and second light guide plates. The first light guide plate is configured to guide light emitted from the first led light source onto a predetermined area thereby creating a second light distribution pattern.
Hon Hai Precision Industry Co., Ltd.


03/03/16
20160066441 

Display


A display includes a casing, a display panel, a backlight module, a front panel and a cover. The casing has a containing space.
Young Lighting Technology Inc.


03/03/16
20160065955 

Backlight unit and holographic display including the same


Provided are a backlight unit and a holographic display including the same. The backlight unit may include: a light guide plate; a light source unit configured to adjust a direction of light which is emitted from the light source unit and incident on the light guide plate; and a diffraction device which is disposed on the light guide plate and configured to control a direction of light emitted from the light guide plate..
Samsung Electronics Co., Ltd.


03/03/16
20160062173 

Display device


A display device including a frame, a glass light guide plate, an optical film set, a display panel, a reflector, a back plate and an electronic element is provided. The frame has a first connecting surface and a second connecting surface.
Young Lighting Technology Inc.


03/03/16
20160062034 

Display device


A liquid crystal display device 10 includes leds 22, a light guide plate 20, a metal chassis 28, an optical member 18, and a liquid crystal panel 14. The light guide plate 20 for guiding light from the leds 22 includes a front surface as a light-exit surface 20b, a rear surface as an opposite surface 20c, and a light-entering surface 20a facing the leds 22 as one of side surfaces.
Sharp Kabushiki Kaisha


03/03/16
20160062030 

Luminaire for generating direct lighting and indirect lighting


A luminaire for generating direct lighting and indirect lighting including an led light source for generating light and a light guide plate having a first main surface and a second main surface, which is connected to the first main surface marginally via a narrow side face, wherein the led light source is arranged in such a way that the light is radiated into the light guide plate via the narrow side face and subsequently one part of the light is emitted for generating the direct lighting via the first large main surface. Furthermore, a reflector is provided, which is arranged adjacent to the second main surface, wherein the reflector has at least one light-transmissive region configured in such a way that a further part of the light is emitted for generating the indirect lighting via the second main surface through the light-transmissive region..
Zumtobel Lighting Gmbh


03/03/16
20160062029 

Display device


A display device includes a casing, a display panel, a backlight module and a light guide component. The display panel is disposed in the casing.
Young Lighting Technolgy Inc.


03/03/16
20160062024 

Liquid crystal display device and manufacturing method thereof


A liquid crystal display device, includes a display panel; a light guide plate to transfer light to the display panel; and a light source module on a side surface of the light guide plate to supply light to the light guide plate, the light source module including a light source to generate light; and a quantum dot unit between the light source and the light guide plate, the quantum dot unit extending along the side surface of the light guide plate and including a tube member filled with a resin including quantum dots, the tube member including a sealing part.. .
Samsung Display Co., Ltd.


03/03/16
20160062023 

Illumination device, illumination equipment, and display device


An illumination device (11) includes a light guide plate (15) and a light source unit (10) which includes a substrate (12) and a plurality of led chips (16) disposed on the substrate (12), and which is disposed in a position at which emitted light of the led chips (16) enters a light entrance portion (15a) of the light guide plate (15). The led chips (16) are disposed to form a plurality of rows on the substrate (12), and are disposed to line up in a direction which orthogonally intersects the rows between each of the rows..
Sharp Kabushiki Kaisha


03/03/16
20160059454 

Injection molding machine and injection molding method utilizing the same


An injection molding machine, which comprises a hopper configured to feed materials and a non-reactive gas generating means connected with the hopper and configured to charge the hopper with non-reactive gas. The injection molding machine according to embodiments of the present invention completes the plasticization of the materials under protection of the non-reactive gas and avoids yellowing of a light guide plate (lgp) due to oxygenolysis of the materials..
Boe Optical Science And Technology Co., Ltd.




Light Guide Plate topics: Light Guide Plate, Light Guide, Liquid Crystal, Liquid Crystal Display, Display Panel, Control Unit, Terminal Equipment, Led Substrate, Partitioning, Prism Sheet, Irradiation

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