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Light Guide patents



      

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




Date/App# patent app List of recent Light Guide-related patents
04/07/16
20160099236 
 Light emitting lamp patent thumbnailLight emitting lamp
Disclosed is a light emitting lamp including a light source module including at least one light source and a light guide layer disposed on a substrate burying the at least one light source, and a housing accommodating the light source module, and the at least one light source includes a body having a cavity, a first lead frame including one end exposed to the cavity and the other end passing through the body and exposed to one surface of the body, a second lead frame including one end exposed to one portion of the surface of the body, the other end exposed to the another portion of the surface of the body, and an intermediate part exposed to the cavity, and at least one light emitting chip including a first semiconductor layer, an active layer and a second semiconductor layer, and disposed on the first lead frame.. .
Lg Innotek Co., Ltd.


04/07/16
20160097935 
 Display apparatus patent thumbnailDisplay 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
20160097895 
 Optical article having viscoelastic layer patent thumbnailOptical article having viscoelastic layer
An optical article, such as a backlight for electronic display devices, is disclosed. The optical article includes a lightguide, a viscoelastic layer disposed on the light guide and a nanovoided polymeric layer disposed on the viscoelastic layer.
3m Innovative Properties Company


04/07/16
20160097894 
 Light guide plate, backlight unit having the same, display apparatus having the same, and  manufacturing the same patent thumbnailLight 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 patent thumbnailTransparent 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 patent thumbnailLight 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 patent thumbnailBacklight 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.


04/07/16
20160096571 
 Bicycle control device patent thumbnailBicycle control device
A bicycle control device that includes a control member with at least one transparent portion, and a luminous indicator. The luminous indicator includes a light source and a light guide that guides the light, through the phenomenon of total internal reflection, from the light source to the at least one transparent portion of the control member..
Campagnolo S.r.l.


03/31/16
20160093777 
 Light emitting device and  manufacturing the same patent thumbnailLight emitting device and manufacturing the same
The light emitting device includes a light emitting element, a wavelength converter, and a light guider. The light emitting element has an element upper surface, an element lower surface, and an element side surface.
Nichia Corporation


03/31/16
20160093451 
 Lighted circuit breaker status indication device patent thumbnailLighted circuit breaker status indication device
A lighted circuit breaker status indication device includes a light guide made of one of transparent and translucent material. At least one light source is configured to illuminate the light guide.
Mechanical Products Company


03/31/16
20160093405 

Stepper pointer


A gauge assembly which has a gauge surface including graphics representing a vehicle operating parameter. A pointer arm is provided which is made out of a light guide or light transmitting material.
Continental Automotive Systems, Inc.


03/31/16
20160093255 

Display device


According to one embodiment, a display device includes a light source, a light guide including an entrance surface facing the light source, and an exit surface from which light incident on the entrance surface exits, a display panel including a display area in which a plurality of display pixels are arranged, the display area facing the exit surface, the display panel is configured to selectively transmit light incident on the display area for displaying an image in the display area by driving the display pixels, and a dimming panel including a dimming area facing the display area and the exit surface, the dimming panel is configured to change a transmittance of light incident on the dimming area for each portion in the dimming area.. .
Japan Display Inc.


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
20160091777 

Flash module with shielding for use in mobile phones and other devices


A flash module comprises an optics portion that includes a base plate, a light guide on a first side of the base plate, and a lens element on a second side of the base plate. A casing is attached to the optics portion and defines an interior region in which the lens element is located.
Heptagon Micro Optics Pte. Ltd.


03/31/16
20160091775 

Grating-based light modulation employing a liquid crystal


A light modulator includes a light guide to guide light by total internal reflection, a diffraction grating at a surface of the light guide, and a liquid crystal in contact with the diffraction grating. The liquid crystal has a first state with a first refractive index that substantially matches a refractive index of a material of the diffraction grating to defeat the diffractive coupling.
Hewlett-packard Development Company, L.p.


03/31/16
20160091755 

Optical assembly for transparent lcd display case


The exemplary embodiments herein provide a transparent lcd assembly having a liquid crystal cell with a front and rear polarizer. A light guide is preferably placed behind the lc cell and contains a plurality of led positioned along an edge of the light guide.
Manufacturing Resources International, Inc.


03/31/16
20160091752 

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
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
20160091750 

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
20160091653 

Illuminator


An illuminator includes a strip-shaped light guide and a plurality of light sources. The light sources are disposed along one end surface in the width direction of the light guide to allow light to be incident on the one end surface.
Stanley Electric Co., Ltd.


03/31/16
20160091652 

Micro-optical element having curved surface and light guide and lighting assembly including same


A light guide includes a first major surface; a second major surface opposed the first major surface and spaced apart from the first major surface in a thickness direction; a light input edge extending between the major surfaces; and light extracting elements at the first major surface. In some embodiments, at least a portion of the light extracting elements each include: a proximal end at the first major surface and a distal end in the thickness direction; and first and second surfaces, the first surface being a side surface extending between the proximal end and the distal end and having a curvature about a direction extending in a plane parallel to the first major surface.
Rambus Delaware Llc


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


03/31/16
20160091647 

Light guide based optical system for laser line generator


A laser line generator system that utilizes a light guide element to convert high energy coherent light generated by a high fill-factor laser diode bar into homogenous light, and utilizes one or more slow-axis relay lenses to image the homogenous light such that it forms a homogenous line illumination pattern on an illumination plane. The light guide utilizes parallel or down-tapered side walls to mix received coherent light in the slow-axis direction by way of total internal reflection.
Palo Alto Research Center Incorporated


03/31/16
20160091194 

Electronic-cigarette box, led light guide piece and box body


An electronic-cigarette box including a box body, wherein, a first printed circuit board is accommodated in the box body, an led lamp for displaying electric quantity and a push-button switch for controlling the led lamp are disposed on the first printed circuit board, two or more through holes are disposed in the side wall of the box body, and the cigarette box also includes an led light guide piece which comprises a substrate, with one side of the substrate extending outward and forming light guide cylinder and push-button corresponding to the through holes, wherein the light guide cylinder corresponds to the led lamp, the push-button corresponds to the push-button switch. The led light guide piece has a simple structure and is easy to be installed..
Kimree Hi-tech Inc.


03/31/16
20160091162 

Optical system for a motor vehicle


The light guide is arranged facing the first set of light sources such that the first set of light sources substantially radiates through the light guide outside the optical system.. .

03/31/16
20160090138 

Headlight structure for vehicle


A headlight structure for ensuring easy structural designing of a light guide member to enhance the degree of the freedom of shape. Reflectors and left and right lenses are disposed respectively on the left and right sides of the center of a vehicle body.
Honda Motor Co., Ltd.


03/31/16
20160090030 

Flexible light guide for vehicle display applications


A vehicle display assembly including at least one flexible light guide in a path of illumination to illuminate predetermined different shapes, contours, areas and/or surfaces of the vehicle display assembly. The flexible light guide is silicon or other material suitable to provide flexibility to allow use of the same flexible light guide in different vehicle display assembly shapes and to be a light guide conductor.
Continental Automotive Systems, Inc.


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
20160085022 

Indicator lights


An indicator light is disclosed herein. The indicator light can include a housing having at least one wall, where the at least one wall forms a cavity, and where the housing has a first length.

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
20160085018 

Illumination device and display device including the same


An illumination device having a first light source package including a first electrode lead and a second electrode lead, the first and second electrode leads projecting from a side of the first light source package; a second light source package including a first electrode lead and a second electrode lead, the first and second electrode leads projecting from a side of the second light source package; and a light guide member adjacent to the first and second light source packages, the light guide member includes a light guide panel, and a circuit pattern disposed on a surface of the light guide panel, the circuit pattern including first electrode pads connected to the first electrode leads and second electrode pads connected to the second electrode leads.. .
Samsung Display Co., Ltd.


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.


03/24/16
20160084754 

Device for detecting the concentration of a solution


A device for detecting the concentration of a given component in a solution, preferably the concentration of urea in solution with water includes a means for emitting radiation, at least one means for receiving radiation, which is prearranged for determining at least one characteristic of the radiation, and a light guide, which is prearranged for optically connecting the emitting means to the receiving means, wherein the light guide has at least one surface that is to come into contact with the solution so as to determine an interface of separation between the propagation medium and the solution. Control means are configured for obtaining a value indicating the concentration of the compound in the solution as a function of the signal coming from the receiving means..
Sigmar S.r.l.


03/24/16
20160084468 

Vehicular lamp


A vehicular lamp includes a light source; and a light guide disposed such that light emitted from the light source is incident on an end face of the light guide. The light guide emits light, guided into its interior, heading vehicle-forward from an exit face of the light guide running along the light guide's lengthwise extension.
Koito Manufacturing Co., Ltd.


03/24/16
20160084467 

Vehicular lamp


Disclosed is a vehicular lamp. The vehicular lamp includes: a plurality of light sources arranged in a row; a light guide configured to receive light emitted from the light sources on a rear surface thereof, and emit the light from a front surface thereof.
Koito Manufacturing Co., Ltd.


03/24/16
20160084462 

Vehicle headlight module, vehicle headlight unit, and vehicle headlight device


A vehicle headlight module includes: a light source that emits light that becomes illumination light; a light guide component having an incident surface through which the light emitted from the light source enters the light guide component as incident light, a side surface that reflects the incident light to superpose beams of the incident light, and an emitting surface from which the reflected incident light is emitted; and a projection lens that projects the light emitted from the emitting surface. The light guide component has an inclined surface in the side surface.
Mitsubishi Electric Corporation


03/24/16
20160082881 

Light-emitting part for vehicle


A light-emitting part for a vehicle having a light-emitting region is described. The light-emitting part includes an irradiation body which i) includes a dot-shaped light source and a planar plate-shaped light guide body that emits light from the dot-shaped light source, and ii) emits the light toward a front side of the light-emitting region.
Ts Tech Co., Ltd.


03/17/16
20160079494 

Light emitting element structure


A light emitting element structure includes a light emitting unit configured to emit light; a package unit configured to cover the light emitting unit; a transparent light guide structure arranged on the package unit; and a first periodic sub-wavelength microstructure formed on the transparent light guide structure, wherein a plurality of holes of the first periodic sub-wavelength microstructure form a periodic pattern, and a distance between two adjacent holes of the first periodic sub-wavelength microstructure is smaller than λ/n, λ is a peak wavelength of light passing through the package unit from the light emitting unit, and n is a refractive index of the first periodic sub-wavelength microstructure.. .
Genesis Photonics Inc.


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.


03/17/16
20160076915 

Light guide body for light emitting pointer


A light guide body includes a light introduction member (12) and a light reflection member (11), and a side reflection surface (14) for reflecting introduced light to an opposite region which is on the opposite side across an opening (13) is formed on a side surface part of the light reflection member (11). A groove part for guiding the introduced light toward a direction of a light emitting pointer (24) is formed around the opening (13) in the light reflection member (11).
Calsonic Kansei Corporation


03/17/16
20160076715 

Directional flashlight


Disclosed is an electrical hand held and battery operated searchlight torch, having means to shine at least part of its emitted light away from a single direction and thereby shining light at least more than one direction forward. One configuration comprises directional reflector heads switchable individually.

03/17/16
20160076711 

Solid state lighting device


An ssl lighting device (1) comprising a housing (2), which has a reflective inner surface (3), and an elongated light guide (6) which includes a wavelength converting material (10) for converting light in a first wavelength range to light in a second wavelength range. The elongated light guide (6) comprises two ends (7a, 7b), a portion for receiving light (18) and a portion for emitting light (19).
Koninklijke Philips N.v.


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
20160072430 

Device for lighting or backlighting an image placed in front of or behind a solar panel


The invention relates to a device including a solar panel, a transparent plate serving as a light guide, an image consisting of multiple opaque or semitransparent image areas separated by totally transparent areas or micro-holes exposing said solar panel, wherein said image is printed on or directly arranged against said transparent plate, and a light source propagates the light thereof within the body of said transparent plate. Said device is particularly characterized in that said transparent plate comprises optical means arranged so as to redirect most of the light injected by said light source towards the image areas..
Sunpartner Technologies


03/10/16
20160070227 

Process cartridge


A process cartridge includes a photosensitive drum; a light guide member; a shutter portion movable between a closed position where the shutter portion covers the surface of the drum and an open position where the surface of the drum is exposed; and a connecting portion, provided at each of end portions of the shutter portion with respect to an axial direction of the drum, for connecting the shutter portion so as to be movable relative to a main body portion of the process cartridge. The light guide member includes an incident portion, at one end portion thereof with respect to the axial direction of the drum, for irradiating the surface of the drum with light incident on the incident portion.
Canon Kabushiki Kaisha


03/10/16
20160070138 

Display device capable of displaying a continuous image


A display device includes display units arranged in an array and a light guide unit. Each display unit includes a display panel including a display surface configured for displaying an image, and a frame located adjacent to edges of the display surface.
Hon Hai Precision Industry Co., Ltd.


03/10/16
20160070128 

Display device capable of displaying a continuous image


A display device includes display units arranged in an array and a light guide unit. Each display unit includes a display panel including a display surface configured for displaying an image, and a frame located adjacent to edges of the display surface.
Hon Hai Precision Industry Co., Ltd.


03/10/16
20160070108 

Head-mounted display device and control the head-mounted display device


A head-mounted display device includes: an image display unit including an image-light generating unit that generates image light representing an image and emits the image light and a light guide unit that guides the emitted image light to the eye of a user, the image display unit being for causing the user to visually recognize a virtual image; and a control unit that includes an operation surface, is connected to the image display unit, and controls image display by the image display unit. When it is assumed that the user shifts the user's attention from the virtual image, the control unit adjusts the luminance of the image-light generating unit or adjusts the image light generated by the image-light generating unit to reduce the visibility of the virtual image..
Seiko Epson 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
20160070054 

Light guide and manufacturing same


A light guide includes a guiding layer and a reflecting layer. The guiding layer includes a light emitting surface and a bottom surface opposite to the light emitting surface.
Hon Hai Precision Industry 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
20160070049 

Planar lighting device


In a first aspect of the present inventive subject matter, a planar light guide device includes light-emitting elements arranged on a surface of a substrate to be an alignment on a center line between two long edges of the surface of the substrate; and a light-transmitting resin including a region in which optical elements are arranged at a first side and a second side of the light-transmitting resin, and the optical element includes a first surface and a second surface that is smaller in area than the first surface, and the first surface of the optical element is inclined with an angle that is in a range of one to 40 degrees with respect to a surface that is perpendicular to the mounting surface of the substrate with an edge of the surface in parallel with the center line between the two long edges of the surface of the substrate.. .
Citizen Holdings Co., Ltd.


03/10/16
20160070048 

Apparatus for connecting a fiber optic or rigid light guide to a light source


A system and an apparatus for connecting a fiber optic or rigid light guide to a light source are provided. The fiber optic or rigid light guide has one end connected to a ferrule with a contact surface.
Schott Ag


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
20160062277 

Image forming apparatus


An image forming apparatus being capable of commonalizing a control signal for lighting of static eliminators, and controlling the static eliminators with a single port of cpu. The image forming apparatus includes a main body control part controlling image formation; a nip separation mechanism separating an intermediate transfer belt from color photosensitive drums; a separation control part driving nip separation mechanism on a separation control signal inputted from main body control part; a monochrome static eliminator comprised of a monochrome light guide body and a monochrome light source irradiating light on its end face; color static eliminators comprised of color light guide bodies and color light sources irradiating light on their end faces; and an irradiation location shifting mechanism shifting irradiation location of light emitted from color light source from end face of color light guide body when intermediate transfer belt is separated from color photosensitive drums..
Kyocera Document Solutions Inc.


03/03/16
20160062261 

Image forming apparatus


An image forming apparatus includes a plurality of image forming units that charge a surface of a photoconductor to form an image, a static eliminator that outputs static elimination light to eliminate a charge remaining on the photoconductor after image formation by the image forming unit, and a controller that controls the image forming unit and the static eliminator. The static eliminator includes a light source that emits the static elimination light, a light guide unit that guides the static elimination light from the light source to the photoconductors, and outputs the guided static elimination light to surface of the photoconductors, and a light shield unit provided inside the light guide unit, or between the light guide unit and the photoconductors in an optical path between the light source and the surface of each of the photoconductors, and configured to transmit or block the static elimination light..
Kyocera Document Solutions Inc.


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
20160062032 

Illumination devices including multiple light emitting elements


A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (lees). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the lees to a reflector which then directs the light into a range of angles.
Quarkstar Llc


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
20160062027 

Remote source light-guiding light assembly


A light assembly may include a reflector having a reflective surface that defines an internal volume. A focal point is within the internal volume.
The Boeing Company


03/03/16
20160062025 

Light guide assembly for an lcd or the like


An apparatus and method for assembling a display device to which is coupled a light guide that has smooth surfaces for light-transmission and at least one surface that is for light scattering and internal reflection. The method includes depositing a reflective coating on that surface, and installing the display device with coupled light guide in an interior of a meter housing or casing.

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




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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