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Light Guide patents

      

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




 Autostereoscopic 3d display device using holographic optical elements patent thumbnailnew patent Autostereoscopic 3d display device using holographic optical elements
An autostereoscopic 3d display device is disclosed. The device includes a first light source and a second light source configured to alternately generate light and a light guide panel arranged to guide the light from the first light source in a first direction as a first light beam and the light from the second light source in a second direction as a second light beam.
Covestro Deutschland Ag


 Lighting device, image reading device, and image forming apparatus patent thumbnailnew patent Lighting device, image reading device, and image forming apparatus
A lighting device includes a light source, a board, and a light guide. The light source emits light.
Ricoh Company, Ltd.


 Light guide element and image display device patent thumbnailnew patent Light guide element and image display device
A light guide element includes a light-guiding substrate and a diffraction part formed on a surface of the light-guiding substrate. The diffraction part includes an optical layer capable of exerting a diffractive action.
Δd


 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.


 Illuminated window display patent thumbnailnew patent Illuminated window display
Systems and methods of the disclosure can provide an illuminated window display. In one aspect, a device having a light source, a light guide, and a layer of optical adhesive can be adhered to a window pane such that the device passes light into the window pane at an angle greater than a critical angle for total internal reflection of the window pane immersed in air.
Optoglo Inc.


 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.


new 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.

new 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.

new patent

Apparatus for receiving an analyte, characterizing an analyte, and substrate cartridge

An apparatus for receiving an analyte comprises two opposing housings that clamp onto a substrate. One of the housings includes passageways that deliver the analyte and optical signals to the substrate.
Microaeth Corporation

new patent

Lighting device for vehicle

A lighting device mounted on a vehicular interior part includes a light source having a light exit surface, an elongated light guide member having a light entrance surface opposite the light exit surface of the light source and through which light from the light source enters, and a light exit surface through which the light exits, the elongated light guide member including an elongated core member having an end surface that is the light entrance surface, and a cover member covering an outer peripheral surface of the elongated core member, and the lighting device further includes a positioning member positioning the light entrance surface of the elongated light guide member with respect to the light source, and including a contact portion that is in contact with an outer peripheral edge portion of the end surface of the elongated core member and is not in contact with the cover member.. .
Toyota Boshoku Kabushiki Kaisha

new patent

Mood lamp for vehicle

A mood lamp may include a light source disposed at one side, a light guide panel transmitting and guiding light emitted from the light source to a front side, and a surface member disposed over a front surface of the light guide panel and having apertures for passing the light transmitted and guided by the light guide panel to the front side. The light guide panel may include optic protrusions formed on a rear surface of the light guide panel at locations corresponding to the apertures of the surface member and reflecting the light traveling through the light guide panel to the apertures.
Hyundai Motor Company

new patent

Lighting device, notably for motor vehicles, and lighting and/or signalling module including such a device

A lighting device, notably for motor vehicles, including two so-called principal light guides and a so-called connecting light guide, each principal guide including a lateral surface, the connecting guide being continuous with both of principal guides at the level of their respective lateral surface, the device being configured to feed the connecting guide with light from the principal guides. The invention further concerns a lighting module including such a device..
Valeo Vision Belgique

Portable speaker system

A portable audio input/output device may include one or more openings that extend through a cover of the device and allow acoustic signals outside a housing of the device to reach a microphone disposed within the housing. The opening(s) may be illuminated by a light guide disposed within the housing, which scatters light emitted from lights disposed within the housing.
Amazon Technologies, Inc.

An 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.

Double-sided display module with optically functional film

A double-sided display module with two optically functional films includes a double-sided display panels, a lighting module, and a display controller. The double-sides display panel includes two oppositely disposed display panels, a light guide module, and two optically functional films.
Rayshine Photonics Corp.

Touch-sensing quantum dot lcd panel

A touch-sensing display panel comprising: an lcd unit including a backlight unit and a plurality of image-forming pixel elements arranged in a central region; a light emitter emulated by passing light through a pixel element of a first selected portion of a peripheral region of the lcd unit, said emitter including a first quantum dot structure connected to receive excitation light from said backlight unit so as to emit light at longer wavelength than said excitation light; a planar light guide having a front surface forming a touch-sensing region and an opposite rear surface facing the lcd unit, said light guide being connected to receive emitter light for propagation therein through total internal reflection; a light detector connected to receive light from the light guide.. .
Flatfrog Laboratories Ab

Backlit 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.

Display device

A display device includes a display screen and a frame disposed around the display device, an infrared receiver and a light guide member, wherein the light guide member has a securing surface through which the light guide member is secured to the frame, the light guide member further including a receiving end and a light exiting surface, the receiving end formed at a display side of the display device, a width of the receiving end in a direction perpendicular to the frame to which the light guide member is secured is narrower than a width of the light exiting surface in the direction. Only a narrower portion of the light guide member can be seen when a human being looks at the display device, thus improving display effect of the narrow frame of the display device..
Beijing Boe Vision-electronic 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.

Micro injection-molded articles

In one or more embodiments, micro light guides are constructed that include a wall and one or more features extending from or protruding into one or more surfaces of the wall. The microstructure light guide is defined by a mold and formed as a single article with uniform internal stresses.
Microsoft Technology Licensing, Llc

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.

Vehicle light assembly having a colored appearance in an unlit state

A vehicle light assembly is provided that exhibits a colored appearance when in an unlit state. The vehicle light assembly comprises: a housing; one or more light sources mounted in the housing; and a light guide configured to receive light from the one or more light sources and project the light outwardly from the light guide.
Magna International Inc.



Light Guide topics:
  • Light Guide
  • Light Guide Plate
  • Liquid Crystal Display
  • Liquid Crystal
  • Over The Air
  • Electric Conversion
  • Photoelectric Conversion
  • Display Panel
  • Optical Sensor
  • Terminal Equipment
  • Modulation
  • Microscopy
  • Led Substrate
  • Partitioning
  • Ceramic Substrate


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    This listing is a sample listing of patent applications related to Light Guide 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 with additional patents listed. Browse our RSS directory or Search for other possible listings.


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