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Light Guide Plate patents

      

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




 Light guide plate, backlight and display device patent thumbnailnew patent Light guide plate, backlight and display device
A light guide plate, a backlight and a display device are provided. The light guide plate includes a light incident surface, and a light emergent surface intersecting with the light incident surface, the light emergent surface being provided with a blank region close to the light incident surface; the blank region is provided with a plurality of convex point structures thereon.
Boe Optical Science And Technology Co., Ltd.


 Liquid crystal display with multiple display areas patent thumbnailnew patent Liquid crystal display with multiple display areas
A liquid crystal display comprises a liquid crystal panel and a backlight unit. The liquid crystal panel includes a main display area and a sub-display area protruding from the main display area.
Lg Display Co., Ltd.


 Backlight module and anti-peeping display device patent thumbnailnew patent Backlight module and anti-peeping display device
A backlight module and an anti-peeping display device are provided. The backlight module comprises a light guide plate, a lens and a light source.
Boe Technology Group Co., Ltd.


 A transparent display device patent thumbnailnew patent A transparent display device
A transparent display device is provided herein, which comprises a display module and a backlight module. The display module includes a liquid crystal display panel, polarizers and an optical film.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


 Backlight module and liquid crystal display device patent thumbnailnew patent Backlight module and liquid crystal display device
A backlight module includes a light guide plate, a light source, and a phosphor film. The light source is secured to the light guide and includes an emitting element and a phosphor element covering the emitting element.
Hon Hai Precision Industry Co., Ltd.


 Backlight module and liquid crystal display device patent thumbnailnew patent Backlight module and liquid crystal display device
A backlight module comprises a light guide plate, at least one light source configured to emit a mixed light of a first primary color and a second primary color, a phosphor film capable of generating light having a third primary color, and a reflector. The light guide plate guides the mixed light to the phosphor film.
Hon Hai Precision Industry Co., Ltd.


 Light guide plate assembly, side-type backlight source module and display device patent thumbnailnew patent Light guide plate assembly, side-type backlight source module and display device
A light guide plate assembly comprising: a first substrate which is transparent and positioned on a light-emitting side of the light guide plate assembly; a second substrate which is disposed opposite to the first substrate; and a plurality of light modulation units which are disposed between the first substrate and the second substrate, wherein each of the light modulation units comprises: a first electrode which is disposed adjacent to the first substrate; a second electrode which is disposed adjacent to the second substrate, wherein the first electrode and the second electrode are configured to generate an electric field therebetween; and an electrophoretic capsule layer which is positioned between the first electrode and the second electrode and comprises an electrophoretic capsule containing white electrophoretic particles and black electrophoretic particles which are dispersed in transparent dispersing medium and are oppositely charged.. .
Hefei Xinsheng Optoelectronics Technology Co., Ltd.


 Light guide unit and backlight module with the same patent thumbnailnew patent Light guide unit and backlight module with the same
A light guide unit includes a frame having a groove and sidewalls around the groove and a light guide plate carried in the frame. The sidewalls define at least one hole therein.
Hon Hai Precision Industry Co., Ltd.


 An iron frame of a display and a display module patent thumbnailAn iron frame of a display and a display module
The present invention discloses that an iron frame of a display comprises an upper surface and a lower surface, the upper surface comprises a first container to dispose a display panel, an optical film and a light guide plate, and the lower surface comprises at least one second container to dispose an electronic component. Meanwhile, the present invention further provides that a display module comprises an iron frame of display, a display panel, and an optical film and a light guide plate, the iron frame of a display comprises an upper surface and a lower surface, the upper surface comprises a first container to dispose a display panel, an optical film and a light guide plate, and the lower surface comprises a second container to dispose an electronic component..
Shenzhen China Star Optoelectronics Technology Co. Ltd.


 Backlit keyboard, backlight module and assembly method thereof patent thumbnailBacklit keyboard, backlight module and assembly method thereof
A backlit keyboard includes a baseplate, a light guide plate, a light source, a reflective layer, and a light mask layer. The light mask layer is disposed between the baseplate and the light guide plate.
Darfon Electronics Corp.


Curved liquid crystal display device

The present invention provides a curved liquid crystal display device, which includes a curved backplane (3), a light guide plate (31) arranged on the curved backplane (3), a mold frame (2) mounted to the curved backplane (3), and a liquid crystal panel (1) bonded to the mold frame (2). The curved backplane (3) is in the form of a shell, which has two opposite inside walls that are respectively provided with a plurality of raised sections (32).
Shenzhen China Star Optoelectronics Technology Co. Ltd.

Full lamination structure of a liquid crystal module

A full lamination structure for a liquid crystal module comprises a housing, a liquid crystal panel overlapping on the housing, a light guide plate disposed in the housing, a plurality of optical films disposed in the housing, the plurality of optical films stacked on the light guide plate; and a buffer layer and an optical transparent adhesive disposed between the liquid crystal panel and the upmost optical film. This structure not only effectively reduces the light loss, but also increases the light utilization so that the imaging of the liquid crystal panel is clearer..
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Light source device and display apparatus

A light source device comprising a light guide plate 11 receiving light from a light source through a side surface and emitting the light through one main surface; a reflection sheet 12 layered on another main surface of the light guide plate 11; and a housing having a back plate 13 provided with a recessed channel for reinforcement and housing the light guide plate 11 and the reflection sheet 11, further comprises a support member (spacer 13f) arranged in the recessed channel and partially supporting the reflection sheet 12 at the opening position of the recessed channel.. .

Backlight module and display device

A backlight module includes a backplane, a mold frame, a light guide plate, and an optic film. The optic film includes a first layer and a second layer stacked on the first layer and including a constraint portion including an extension section, a connection section, and a support section parallel with and opposite to the extension section.
Shenzhen China Star Optoelectronics Technology Co. Ltd.

Backlight module and a liquid crystal display using the same

The present invention discloses a backlight module, comprising: a light guide plate, a glue frame, and a reflective film, the light guide plate comprises a side face and a bottom face, a bottom of the glue frame faces toward the side face and extends to match between the side face and the bottom face, the reflective film is disposed under the light guide plate and the glue frame, and the reflective film is adhered to a bottom surface of the glue frame. The present invention further discloses a liquid crystal display with the backlight module.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Narrow border backlight module and mobile terminal

The present invention provides a mobile terminal and a narrow border backlight module thereof. The narrow border backlight module includes a light guide plate; an optical film, disposed on the light guide plate; a plastic frame, disposed around an outer edge of the light guide plate, and an upper spreading film, stick onto the plastic film and covering the light guide plate and the optical film for preventing falling off of the optical film, a shading tape being further disposed on the upper spreading film for preventing light leakage between the light guide plate and the plastic frame.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Light guide plate and backlight module having the same

The disclosure is related to a light guide plate, comprising a first side, a second side opposite to the first side, a third side, and a light-entering side opposite to the third side; wherein each of the first side, the second side and the third side is provided with a reflector structure respectively. The disclosure is further related to a backlight module comprising the light guide plate.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Backlight unit including light converting unit and display device having the same

A display device includes: a display panel which displays an image with light; a light source which generates and emits the light; a light guide plate which receives the light emitted from the light source on a first surface of the light guide plate and emits the received light through a second surface of the light guide plate different from the first surface; and a light converting unit between the light source and the light guide plate. The light converting unit includes: a phosphor which converts a first color of the light emitted from the light source to a second color different from the first color; a transparent base in which the phosphor is disposed; and a transparent film between the light source and the phosphor disposed in the transparent base, the transparent film being attached to a surface of the transparent base..
Samsung Display Co., Ltd.

Backlight moudle and lcd device with the backlight module

A backlight module is disclosed, which comprises a light guide plate having at least one incident light side; a light bar, adjacent to the incident light side; a plurality of quantum dot films, the quantum dot films are arranged between the light bar and the incident light side; wherein the light from the light bar goes through the quantum dot film and irradiates on the incident light side. A lcd device with the backlight module is further disclosed.
Shenzhen China Star Optoelectronics Technology Co. Ltd.

Backlight module and liquid crystal display including same

A backlight module includes a back plate having a side wall, a light guide plate disposed on the back plate and having a light incident surface, a light source disposed on the sidewall and adjacent to the light incident surface, a middle frame overlying the light guide plate and the light source, a first latching member disposed on a side of the middle frame facing toward the back plate and having a first groove, a second latching member disposed on a side of the back plate facing toward the middle frame and having a second groove, and a quantum bar, one end of which is latched in the first groove and the other end is latched in the second groove. The present invention also provides a lcd including the backlight module.
Shenzhen China Star Optoelectr0nics Technology Co., Ltd.

Light guide plate, back light module and liquid crystal display device

A light guide plate including a plate body and a light coupling device connected to one end of the plate body; the light coupling device includes a light incident surface, a connection surface parallelly opposing the light incident surface, and a top surface and a bottom surface connected to the light incident surface and the connection surface respectively. Wherein, the connection surface is connected with the plate body, a width of the light incident surface is larger than a width of the connection surface, the top surface is a wedge-shaped inclined surface protruding upwardly, and the bottom surface is a wedge-shaped inclined surface protruding downwardly.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Light guide plate, backlight module and narrow-border display device

The invention provides a light guide plate (lgp), and a light output surface near a light incident end of the lgp has an elongated groove extending along the widthwise direction of the lgp and for installing a light source assembly. The invention further provides a backlight module including the lgp, an optical film assembly, a reflective sheet and a light source assembly; the light source assembly is t-shaped and includes a horizontal portion and a vertical portion installed with multiple leds, the vertical portion is disposed in the elongated groove, the horizontal portion is disposed covering the elongated groove and contacting with a top surface of the lgp.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Liquid crystal display apparatus having a narrow bezel

The disclosure is related to a liquid crystal display device having a narrow bezel, comprising a display panel, a plastic frame, an optical film set, a light guide plate having a light-blocking area and a reflective sheet. The light-blocking tape is adhered on the plastic frame and extended onto the optical film set.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Light guide plate, backlight module and liquid crystal display device

A light guide plate having a light output surface is provided. The light output surface is disposed with a microstructure, and a protective structure layer is disposed overlying the microstructure, the protective structure layer and the microstructure are integrally formed in the light guide plate.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Backlight module, display module and display device

A backlight module, a display module and a display device are disclosed. The backlight module includes a light guide plate (lgp); a light source disposed on a light incidence side of the lgp; and a photoluminescent layer disposed on a light-emitting surface of the lgp, the photoluminescent layer is made from phosphor materials, wherein a plurality of lens structures are disposed on one side of the photoluminescent layer facing away from the lgp.
Beijing Boe Chatani Electronics Co., Ltd.

Light guide plate and backlight module

The present invention provides a light guide plate and a backlight module. The light guide plate has a light incident surface that has an arc configuration.
Wuhan China Star Optoelectronics Technology Co., Ltd.

A light guide plate and a backlight module

The present invention discloses a light guide plate, comprises a light inducing portion closed to the light incident side and a main body portion away from the light incident side, the top surface on the main body portion is the light exiting surface, the light inducing portion is thicker than the main body portion, and the first angle between the light exiting surface and the connecting surface of the light inducing portion and the main body portion is an obtuse angle. In the light guide plate of the present invention, the light guide portion close to the light incident side is thicker than the main body portion, the light source utilization is increased, the light guide effect is enhanced, the light guide efficiency and the optical taste of the backlight module which contains the ultra-thin light guide plate are all improved..
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Assembly jig for led module and light guide plate, an assembling method and a backlight module

The present invention discloses an assembly jig for assembling a led module and a light guide plate, the led module comprises a circuit board and led mounted portions which are vertically arranged on the circuit board, and the assembly jig comprises a stripe body and a plurality of grooves with notches on the stripe body, wherein the grooves are spaced and disposed across at least two adjacent sides of the stripe body to contain and tightly contact with the non-mounting surface of the led mounted portions opposite to the mounting surface. The present invention also discloses a backlight module and a method which is used for assembling a led module and a light guide plate by ensuring the same distances between each of the leds to the light guide plate, furthermore to obtain relatively uniform backlighting and high optical taste of the backlight module..
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Light guide plate and backlight module with the same

A light guide plate includes an incident edge and a plurality of v-shaped grooves. The incident edge includes a tilted surface, a vertical surface, a top surface and a bottom surface.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Lighting module

A lighting module comprises: a light guide plate comprising a top surface and a bottom surface, wherein the light guide plate is configured to emit a first light upward from the top surface and a second light downward from the bottom surface; a first case covering an one side of the light guide plate; a second case covering an other side of the light guide plate; a first light source which is disposed in the first case and is configured to emit light to the one side of the light guide plate; and a second light source which is disposed in the second case and is configured to emit light to the other side of the light guide plate.. .
Lg Innotek Co., Ltd.

Display panel, multi-facet display structure and display device

Disclosed are display panel, multi-facet display structure and display device. Display panel includes a backlight unit and a display screen, backlight unit includes a back plate, a light-guide and a light-source, and light-guide and screen are sequentially disposed on the back plate.
Beijing Boe Chatani Electronics Co., Ltd.

Method for improving luminance uniformity of side-edge curved module

The present invention relates to a method for improving luminance uniformity of a side-edge curved module. The method includes: (1) dividing a display zone of a curved panel display zone into a plurality of panel grid cells and sequentially marking the plurality of grid cells as panel grid cells 1-n, where n is a natural number; (2) dividing a light guide plate located exactly under the curved panel display zone into a plurality of corresponding light guide plate grid cells, each of the light guide plate grid cells having a dot density being indicated by pn; (3) measuring transmittance of each of the panel grid cells, the transmittance of each of the panel grid cells being indicated by tn; and (4) taking the transmittance tc of the panel grid cell c that is located close to a center of the curved panel display zone as a reference, where c is a natural number less than n and the dot density of the light guide plate grid cell c corresponding to the panel grid cell c is indicated by pc, wherein the dot density pn of a light guide plate grid cell n is set between pc×0.25×tc/tn to pc×4×tc/tn.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Light guide plate with multi-directional structures

A light guide plate with multi-directional structures includes a main body, a plurality of first microstructures and a plurality of second microstructures. The main body includes a light-incident surface, a light-emitting surface and a reflecting surface.
Radiant Opto-electronics Corporation

Display device and manufacturing method thereof

Disclosed are a display device and a manufacturing method thereof. The display device includes a display panel and a backlight module, wherein the display panel includes a first display substrate, the backlight module includes a light guide plate and a plurality of optical films, the light guide plate and the first display substrate are subjected to assembling and aligning, and the optical films are packaged between the light guide plate and the first display substrate.
Boe Technology Group Co., Ltd.

Light guide plate, backlight module and liquid cristal display device

A light guide plate, a backlight module, a liquid crystal display module and a liquid crystal display device are disclosed. The light guide plate comprises a light-guide-plate body and a protecting frame.
Beijing Boe Optoelectronics Technology Co., Ltd.

Backlight module

The present invention provides a backlight module, which includes: a backplane (2), a light guide plate (4) arranged in the backplane (2), a backlight source (6) arranged in the backplane (2) and located at one side of the light guide plate (4), a quantum dot rail (8) arranged between the backlight source (6) and the light guide plate (4), and a retention rack (10) that retains the quantum dot rail (8). The retention rack (10) is fixedly mounted to the backplane (2).
Shenzhen China Star Optoeletronics Technology Co., Ltd.

Light guide plate and display device

A light guide plate (lgp) and a display device are disclosed. The lgp comprises at least one mesh point; each mesh point is provided with a plurality of microstructures; and all the microstructures on each mesh point are arranged on the same curved surface.
Boe Optical Scence And Technology Co., Ltd.

Backlight source and dislay device

The present disclosure relates to the field of display technology, and provides a backlight source and a display device, which address the problem that the misalignment readily occurring between the led strip and the light guide plate results in a light leakage in the light-emitting diodes and hence a reduced performance of the display device. A backlight source comprises a scattering substrate and a light-emitting diode strip, wherein the light-emitting diode strip comprises a circuit board and light-emitting diodes arranged at intervals on the circuit board, and the scattering substrate comprises recesses at a surface corresponding to the light-emitting diode strip, the recesses corresponding one-to-one with the light-emitting diodes, the light-emitting diodes embedded into the recesses.
Boe Technology Group Co., Ltd.

Wearable display apparatus

A wearable display apparatus includes a reflective light modulator having a front, a light guide plate placed at the front of the light modulator, a plurality of monochromatic light sources of different colors, and an optical assembly. The light guide plate has a first and a second major surface opposite to each other, and a light incidence surface connected with the first and second major surfaces, the light guide plate directing light received at the light incidence surface through the first major surface toward the light modulator.
Himax Display, Inc.

Backlight module for liquid crystal display

A backlight module including a light guide plate, an optical film and a light-shielding adhesive. The optical film is disposed on a top surface of the light guide plate; a portion of the light-shielding adhesive adhering to an edge of a top surface of the optical film; and another portion of the light-shielding adhesive adhering to a side surface of the optical film and a side surface of the light guide plate, and adhering to an edge of a bottom surface of the light guide plate.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Backlight unit and a display

The present invention provides a backlight unit (blu) including a plastic frame, a light guide plate, an optical film group, and at least one light source; the light source and the light guide plate set and fixed in the plastic frame; the light guide plate including a light incident surface and a light emitting surface next to the light incident surface; the light source set relative to the light incident surface of the light guide plate; the optical film group including a first film having a first lateral side; the first lateral side having at least two notches; the first film set on the light emitting surface; the first lateral side and the light incident surface being on the same plane; and the light source located between the two notches. The present invention also provides a display..
Wuhan China Star Optoelectronics Technology Co., Ltd.

Light guide plate, manufacturing method thereof, backlight module and display device

The invention discloses a light guide plate, a manufacturing method thereof, a backlight module and a display device. The light guide plate comprises a main body, a transparent material layer is arranged on a surface of the main body, and a scattering structure is arranged in the transparent material layer.
Boe Technology Group Co., Ltd.

Illumination device and display device

A backlight device is provided with: leds; a light guide plate having a light-receiving face, a light-exiting surface, and an opposite plate surface; a prism sheet including a plurality of light-exiting side unit prisms aligned along a second direction; a light-exiting surface-side prism portion including a plurality of light-exiting surface-side prism units aligned along the second direction; a light emission reflection portion including a plurality of reflection units aligned along a first direction at an interval; an opposite plate surface-side prism portion including a plurality of opposite plate surface-side unit prisms aligned along the second direction; and bow-shaped portions disposed into such a form as to be adjacent to the light-exiting surface-side prism units in the second direction while extending along the first direction, the bow-shaped portions having a bow-shaped cross-section.. .
Sharp Kabushiki Kaisha

Light guide plate and backlight module using the light guide plate

The disclosure is related to a light guide plate having a light-emitting surface, wherein a plurality of v-shaped grooves is formed on the light-emitting surface; each of the v-shaped grooves extends along a curved path. The v-shaped grooves of the light guide plate extend along the curved path to avoid the light guide plate from collecting light in a single direction.
Wuhan China Star Optoelectronics Technolgy Co., Ltd.

Backlight module and display device

The present disclosure provides a backlight module and a display device. The backlight module includes: a light guide plate; a monochromatic light source arranged at a light-entering side of the light guide plate; an optical grating arranged at a side of a light-exiting surface of the light guide plate, wherein monochromatic light from the monochromatic light source is diffracted by the optical gating and directed in a direction perpendicular to the light guide plate; and a quantum dot plate arranged at the side of the light-exiting surface of the light guide plate and configured to convert the diffracted monochromatic light into white light..
Boe Technology Group Co., Ltd.

Polishing clamp and polishing method using the same

A polishing clamp for clamping a work-piece to be polished and a polishing method using the same. The polishing clamp includes a fixing-block for fixing the work-piece to be polished, a recess formed on an end surface of the fixing-block and having the same shape as the work-piece to be polished, the work-piece able to be embedded in the recess, and when the work-piece is placed in the recess, a polished surface of the work-piece to be polished is flush with the end surface of the fixing-block forming the recess.
Boe Optical Science And Technology Co., Ltd.

Backlight module and display device

The disclosure provides a backlight module and a display device. The backlight module comprises a light guide plate having a first surface and a second surface intersecting with the first surface, a first light bar, a second light bar, and first positioning columns.
Shenzhen China Star Optoelectronics Technology Co. Ltd.

Backlight module and display device

A backlight module and a display device. The backlight module comprises a back plate, a light guide plate, and inwardly folded structures folded towards the light guide plate at the periphery of the back plate.
Boe Technology Group Co., Ltd.

Illumination device and display device

A backlight device is provided with: leds; a light guide plate having a light-receiving face, a light-exiting surface, and an opposite plate surface; a prism sheet that is disposed on the light-exiting side of the light guide plate and that includes a plurality of light-exiting side prisms aligned along a second direction; a light-exiting surface-side prism portion that is disposed in the light-exiting surface of the light guide plate and that includes a plurality of light-exiting surface-side prisms aligned along the second direction; a light emission reflection portion that is disposed in the opposite plate surface of the light guide plate and that includes a plurality of reflection units aligned along a first direction at an interval; and an opposite plate surface-side prism portion that is disposed in the opposite plate surface of the light guide plate and that includes a plurality of opposite plate surface-side prisms aligned along the second direction.. .
Sharp Kabushiki Kaisha

Backlight unit and display device including the same

A backlight unit includes: a lower case including a bottom portion and a side portion on an edge of the bottom portion, a light guide plate accommodated in the lower case, and a light source module including a circuit board between the light guide plate and the side portion of the lower case and a light source on the circuit board, where the light guide plate includes a first light collecting pattern on a lower surface of the light guide plate, and a second light collecting pattern on the lower surface of the light guide plate and between the light source module and the first light collecting pattern.. .
Samsung Display Co., Ltd.

Light guide plate and transparent display apparatus having the same

The present disclosure relates to a light guide plate and a display apparatus having the same. The light guide plate includes a transparent light guide plate body and a plurality of microstructures.
Chi Lin Optoelectronics Co., Ltd.

Light guide plate and light source module

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.
Radiant Opto-electronics Corporation

Display device

A display device is disclosed, which comprises: a display panel; a light guide plate disposed on a side of the display panel and having a light-incident surface and a thickness; and a light-emitting unit disposed adjacent to the light-incident surface of the light guide plate, wherein at least one rough region is formed on the light-incident surface, and a surface of the rough region has roughness in a range from 0.18 μm to 0.7 mm.. .
Innolux Corporation

Backlight module, display panel and display device

A backlight module (100), a display panel and a display device are disclosed. The backlight module (100) includes a light guide plate (3), a light source (11) disposed on a side of the light guide plate, and at least one of a flexible printed circuit board (8) and a backplate (1).
Beijing Boe Optoelectronics 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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    This listing is a sample listing of patent applications related to Light Guide Plate for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Light Guide Plate with additional patents listed. Browse our RSS directory or Search for other possible listings.


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