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Light Guide patents

      

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




 Electrical connector having a light guide and a light source carrying internal printed circuit board patent thumbnailElectrical connector having a light guide and a light source carrying internal printed circuit board
A cable-end electrical connector includes a frontal mating member; a vertical internal printed circuit board defining a front surface; a number of light sources positioned on the front surface of the printed circuit board; a light transmissive member permitting a light emitted from the light source to pass through; and a cover enclosing the light transmissive member and the printed circuit board. The light transmissive member includes a penetrable portion permitting the light to pass through and a holding section holding the printed circuit board and constraining the printed circuit board from moving in an up-and-down direction..
Foxconn Interconnect Technology Limited


 Light guide plate, backlight unit, display device and display control system patent thumbnailLight guide plate, backlight unit, display device and display control system
The disclosure provides a light guide plate, a backlight unit, a display device and a display control system. The light guide plate has a first operation state and a second operation state.
Hefei Xinsheng Optoelectronics Technology Co., Ltd .


 Microscope module and microscope device patent thumbnailMicroscope module and microscope device
A microscope module includes a housing, a convex lens and a light guide element. The housing has a sample inspecting surface located on one side of the housing opposite to an image capturing module.
Aidmics Biotechnology Co., Ltd.


 Display device and backlight module thereof patent thumbnailDisplay device and backlight module thereof
Provided is a backlight module including a light guide plate having a horizontal light guide plate body and a first bent portion near a non-incidence side; and an optical assembly having a horizontal optical assembly body and a second bent portion near the non-incidence side, the optical assembly body is attached tightly to an upper surface of the light guide plate body, and the second bent portion is attached tightly to the first bent portion. Further provided is a display device having the backlight module.
Wuhan China Star Optoelectronics Technology Co., Ltd.


 Display device and backlight module thereof patent thumbnailDisplay device and backlight module thereof
A backlight module having a light guide plate, an optical assembly disposed on an upper surface of the light guide plate, and a light shielding tape, the light guide plate includes a light guide plate body and a reinforcement member disposed at a non-incidence side end surface of the light guide plate body, and the light shielding tape is adhered to a portion of an upper surface of the optical assembly and extends to cover the reinforcement member. Further provided is a display device having the same..
Wuhan China Star Optoelectronics Technology Co., Ltd.


 Liquid crystal display and display apparatus set having the same patent thumbnailLiquid crystal display and display apparatus set having the same
Provided are a slimmer liquid crystal display (lcd) and a display apparatus set having the same. The lcd includes: a liquid crystal panel having sides; a light guide plate (lgp) which is overlapped by the liquid crystal panel; a container accommodating the lgp; a printed circuit board (pcb) which is disposed between the lgp and a sidewall of the container along one of the sides of the liquid crystal panel, and which is configured to provide an image signal to the liquid crystal panel; and a light source which is disposed between the lgp and a sidewall of the container along another one of the sides of the liquid crystal panel, and which is configured to provide light to the liquid crystal panel..
Samsung Display Co., Ltd.


 Backlight module and display device patent thumbnailBacklight module and display device
The present invention provides a backlight module, having a glue frame, a light guide plate, a first light source assembly and a second light source assembly, and the light guide plate, the first, the second light source assemblies are accommodated in the glue frame, and the first light source assembly has a light source, and the second light source assembly has a substrate, a plurality of laser light sources and a diffuser, and the laser light sources are aligned on the substrate, and the light guide plate has a first, a second incident surfaces, and the light source of the first light source assembly and the first incident surface are oppositely positioned, and the laser light sources and the second incident surface are oppositely positioned, and the diffuser is positioned between the laser light sources and the second incident surface with certain distances.. .
Shenzhen China Star Optoelectronics Technology Co., Ltd.


 Backlight unit and display apparatus patent thumbnailBacklight unit and display apparatus
Disclosed herein are a backlight unit and a display apparatus. The backlight unit includes a light guide plate and a reflective polarizer.
Samsung Electronics Co., Ltd.


 Light guide plate assembly and display apparatus patent thumbnailLight guide plate assembly and display apparatus
Embodiments of the present invention disclose a light guide plate assembly. The light guide plate assembly includes a light guide plate and an optical coupling member attached to the light guide plate.
Boe Technology Group Co., Ltd.


 Light extracting element having serpentine shape, light redirecting element having serpentine shape, and lighting assembly including the same patent thumbnailLight extracting element having serpentine shape, light redirecting element having serpentine shape, and lighting assembly including the same
A light guide includes opposed major surfaces, a light input edge extending therebetween, and light extracting elements at at least one of the major surfaces. At least a portion of the light extracting elements includes: a longitudinal axis extending between a first end and a second end of the light extracting element; a first side surface and a second side surface each extending from the major surface; and a ridge or end surface connecting the first side surface and the second side surface, the ridge or end surface extending along the longitudinal axis in a non-linear, winding path as viewed from a direction orthogonal to the major surface.
Rambus Delaware Llc


Light source module and planar light source device including the same

Embodiments provide a light source module including a circuit board, at least two point light sources, which are electrically connected to the circuit board and are arranged on an upper surface of the circuit board in a longitudinal direction of the circuit board, and a light guide for guiding light, which is introduced from the point light sources, in an upward direction of the circuit board, wherein the light guide includes a first reflective wall, disposed on the upper surface of the circuit board, and a second reflective wall, disposed on the upper surface of the circuit board, such that a space, in which the point light sources are disposed, is defined between the first reflective wall and the second reflective wall. Embodiments also provide a planar light source device including the light source module..
Lg Electronics Inc.

Light guide film, backlight module and display device having the same

A light guide film which is adapted for use with a light source has a light transmissive substrate and a light-transmissive member unit. The substrate has a light-exiting top surface, a bottom surface that is opposite to the top surface and a lateral surface that interconnects the top and bottom surfaces and that is adapted to face toward the light source.
Radiant Opto-electronics Corporation

Light guide film, backlight module and display device having the same

A light guide film for use with a light source includes a light-transmissive substrate and a light-transmissive layer. The substrate includes a top surface, and a light-incident lateral surface adapted to be disposed adjacent to the light source.
Radiant Opto-electronics Corporation

Display backlight with light mixing structures

A display may have a backlight unit with a row of light-emitting diodes that emit light into the edge of a light guide plate. The light guide plate may have opposing upper and lower surfaces.
Apple Inc

Light guide plate and backlight module

A light guide plate and a backlight module are provided, the light guide plate has a wedge-shaped light incident portion and a conducting portion; the wedge-shaped light incident portion includes a light incident surface and a first light guide surface; the first light guide surface is disposed on an upper side of the light incident surface, having a scattering surface for scattering the incident light and a conducting surface for directional transmission of the incident light, the scattering surface is disposed on a bright light source area, and the conducting surface is disposed on a dark light source area.. .
Wuhan China Star Optoelectronics Technology Co., Ltd.

Display device and manufacturing the same

A display device includes a light guide plate, a light source unit adjacent to a side surface of the light guide plate and including a printed circuit board and a light source which is on the printed circuit board, and a connection member which connects the light guide plate to the light source unit. The light guide plate, the printed circuit board and the connection member together encapsulate the light source.
Samsung Display Co., Ltd.

Lighting device and luminaire

Disclosed is a lighting device (10) comprising a heat sink (30) having an annular portion (31) including an annular surface portion (33) delimiting a central aperture (37), said annular surface portion (33) carrying a plurality of ssl elements (50); and a bulbous member (20) cooperating with the heat sink (30), said bulbous member (20) having a first surface portion (21) opposite said ssl elements (50) and a second surface portion (22) extending from said first surface portion (21) through said central aperture (37); wherein the bulbous member (20) is used as a light guide member for light emitted by the plurality of ssl elements (50). A luminaire including such a lighting device (10) is also disclosed..
Philips Lighting Holding B.v.

Illuminated badge for a vehicle

A badge is provided herein. The badge includes a viewable portion having indicia thereon.
Ford Global Technologies, Llc

Electronic devices with soft input-output components

An electronic device may have control circuitry coupled to input-output devices such as a display. A flexible input-output device may be formed from an elastomeric substrate layer.
Apple Inc.

Backlight module and display device

A backlight module and a display device including the backlight module are provided. The backlight module includes a rear plate and a light guide plate, the rear plate includes a side wall and an accommodating groove defined at least partially by the side wall; the light guide plate is located in the accommodating groove and a resilient part is provided between at least one lateral surface of the light guide plate and the side wall, opposite to the lateral surface, of the rear plate.
Beijing Boe Multimedia Technology Co., Ltd.

Backlight module and display apparatus

A backlight module is disclosed. The backlight module includes a reflection sheet including a first body and a second body; a light guide plate disposed on the first body of the reflection sheet; an optical film set disposed on the light guide plate; a plastic frame inside of which the reflection sheet, the light guide plate, and the optical film set are all disposed; and a connecting member configured to fixedly bond the second body to an inner side surface of the plastic frame.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Manufacturing display panel and display device having the display panel

A display device includes a light source which emits a light and a display panel which displays an image using the light. The display panel includes a first substrate, a second substrate spaced apart from the first substrate, a plurality of pixels disposed between the first and second substrates, and a light guide layer disposed between the first substrate and the pixels.
Samsung Display Co., Ltd.

Luminaire module with multiple light guide elements

A variety of luminaire modules are disclosed that are configured to output light provided by multiple light-emitting elements (lees). In general, embodiments of the luminaire modules feature at least two lees disposed on at least one substrate, at least two light guides that receive light from corresponding lees of the at least two lees, and at least one optical extractor that receives light from corresponding light guides from the at least two light guides..
Quarkstar Llc

Light guide plat and backlight module having the same

A light guide plate includes a plate body and a wedge-shaped body extended upward along a terminal of the plate body. A top surface of the plate body is connected smoothly with an inclined surface of the wedge-shaped body.
Wuhan China Star Optoelectronics Technology Co., Ltd.

Light source apparatus and endoscope apparatus with the light source apparatus

A light source apparatus includes an optical fiber that guides light source light emitted from a light source, and a light detection section that detects a quantity of the light source light guided by the optical fiber. The light detection section includes a light detector that outputs a signal indicating a quantity of incoming light, a light extraction section that is provided at a part of the optical fiber and extracts a part of light source light guided by the optical fiber as detected light, and a detected light optimization section that changes the detected light extracted from the optical fiber by the light extraction section into light having a light characteristic appropriate for detection of a quantity of light by the light detector..
Olympus Corporation

Optical processing head and 3d shaping apparatus

This invention is directed to reliably condensing weak light by a sensor arranged at a position spaced apart from a processing position. The optical processing head includes a light guide that guides light for irradiating a processing position.
Technology Research Association For Future Additiv Manufacturing

Light guide and led lamp with the light guide

An led lamp with an led lamp light guide of ultra-high brightness and large angle, including a lamp holder, a lampshade, an led light source, and the light guide is provided. The lamp holder is fastened with the lampshade, the led light source is arranged in the lamp holder and connected to a power source through the lamp holder, the light guide is arranged inside the lamp holder and the lampshade, and the light guide is a long bar with four wing plates perpendicularly connected to each other in a cross shape when viewed longitudinally..

Lighting device

The invention relates to a lighting device (10) including a lighting source (12) and a light guide (14), the light guide including an inlet optical surface (20), configured to allow the entry of the light emitted by the light source illuminating the inlet optical surface, and an outlet optical surface (22), configured to allow the exit of the light from the light guide, characterised in that the light guide also includes at least two through-holes (30, 31) arranged passing through the inlet optical surface and the outlet optical surface.. .
Valeo Systemes Thermiques

Endoscope with variable profile tip

A single-use electronic endoscope has a hub, a shaft extending from the hub, flexible or rigid as desired, and an expandable distal tip extending from the shaft. Within the distal tip, an image sensor provides a field of view external from the endoscope.

Display device

A display device includes: a display panel divided into a display area and a peripheral area, the peripheral area being adjacent to the display area; a cover member on the display panel, the cover member being divided into a transmission area overlapping with the display area and a bezel area overlapping with the peripheral area; and a light guide member between the cover member and the display panel, the light guide member including a base member including at least one recessed portion overlapping with the peripheral area, and a filling portion at the recessed portion.. .
Samsung Display Co., Ltd.

Position input device and touch panel

An ftir touch panel (100) includes a light guide plate (11) and a prism (14) joined to the light guide plate (11). The prism (14) includes a side surface (14a), which is a joining portion that is joined to the light guide plate (11), and a groove (141) in which a light source (12) is inserted.
Sharp Kabushiki Kaisha

Display apparatus

A display apparatus includes a display panel, a light guide plate disposed behind the display panel, a light source disposed to face at least one side surface of the light guide plate, and at least one guide member disposed between the at least one side surface of the light guide plate and the light source, and configured to support at least one of a front part of the at least one side surface of the light guide plate and a back part of the at least one side surface of the light guide plate.. .
Samsung Electronics Co., Ltd.

Quantum dot enhancement film, backlight module and display device

A backlight module includes a light source, a light guide plate, and a quantum dot enhancement film. The light guide plate has a light-incident side that faces toward the light source, a surrounding side that is connected to the light-incident side to constitute an outer periphery of the light guide plate, and a microstructure unit that is disposed adjacent to the surrounding side of the light guide plate.
Radiant Opto-electronics Corporation

Backlight module and display device including the same

A backlight module includes a light source, a light guide plate, and a quantum dot enhancement film. The light guide plate has a light-incident side that faces toward the light source, a surrounding side that is connected to the light-incident side to constitute an outer periphery of the light guide plate, and a microstructure unit that is disposed adjacent to the surrounding side of the light guide plate.
Radiant Opto-electronics Corporation

Light guide plate, and backlight unit and mobile device including the same

A light guide plate in accordance with various embodiments comprises: a body having a light incident part at a first side surface of the body; an upper optical pattern at a top side of the body; and a lower optical pattern at a bottom side of the body, wherein the lower optical pattern is an embossed pattern protruding from the bottom side of the body and having a trapezoid shape, wherein a first end of the trapezoid shape has a first width and a second end of the trapezoid shape has a second width, wherein the first end is closer to the light incident part than the second end, and wherein the first width is narrower than the second width.. .
Lg Display Co., Ltd.

Edge-lit stepped light guide for downlight module

A light guide 2 for a ceiling downlight module 1 provides a batwing light distribution in a compact, flat form factor using edge-lit source light injection. A plurality of solid state light sources 16 inject light from peripheral side surface 12 inward into light guide 2 which has a disc-shaped light guide body 4 having a set of concentric annular steps or faces 42, 44, 46, 48, 50, 52 between which inwardly-facing light-exit rings or facets 24, 26, 28, 30, 32, 34 are formed.
Osram Sylvania Inc.

Display module

A display module including a display panel and a backlight module disposed on a side of the display panel is provided. The backlight module includes a light guide, a light emitting diode, and a first optical film.
Innolux Corporation

Light guide array for pet detector fabrication methods and apparatus

A photon detector having an optical transparent plate and photodiode array interconnected by an optical light guide array. The optical light guide array including elements providing a transmission line between the optical transparent plate and the photodiode array, where the position of one or more optical light guide elements is formed to adjust for a miss-registered photodiode individual element.
General Electric Company



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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