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This page is updated frequently with new Light Guide-related patent applications. Subscribe to the Light Guide RSS feed to automatically get the update: related Light RSS feeds. RSS updates for this page: Light Guide RSS RSS


Light guide plate, light source device, light guide plate manufacturing apparatus, and method for manufacturing light…

Light guide plate, light source device, light guide plate manufacturing apparatus, and method for manufacturing light…

Led decorative lighting

Led decorative lighting

Led decorative lighting

Backlight module and liquid crystal display including the same


Date/App# patent app List of recent Light Guide-related patents
07/30/15
20150214886 
 Light guide tape patent thumbnailnew patent Light guide tape
A light guide tape for using on bus bars of solar panels to increase the utilization efficiency of the incident sunlight is disclosed. The light guide tape includes a flexible transparent substrate with a plurality of light guide micro-structures on the side of the incident sunlight, and an adhesive layer.
Benq Materials Corporation


07/30/15
20150214002 
 Electron microscope and electron beam detector patent thumbnailnew patent Electron microscope and electron beam detector
An electron microscope is provided with a scintillator (7) and a light guide (8). The scintillator (7) has an index of refraction greater than the index of refraction of the light guide (8), and an end surface (72) joined to the light guide (8) is formed from a curved surface with a convex shape on the outside.
Hitachi High-technologies Corporation


07/30/15
20150212355 
 Photoreceiver and display device patent thumbnailnew patent Photoreceiver and display device
As a photoreceiver for a remote controller used in a display device or the like, a photoreceiver that is compact and has excellent light receiving sensitivity is provided. The photoreceiver includes a light receiving sensor that receives remote controller signal light from a remote controller to convert the received remote controller signal light into an electric signal, and a light guide body that guides the remote controller signal light to the light receiving sensor.
Panasonic Corporation


07/30/15
20150212264 
 Surface light source device and display apparatus using same patent thumbnailnew patent Surface light source device and display apparatus using same
A surface light source device includes a light source, a plurality of light guide rods that are disposed in parallel and allow light emitted from the light source to enter through an end surface and emits the incident light through an outer peripheral surface, and a diffusion plate that transmits light emitted from the light guide rod while diffusing the light. The light guide rod includes a light control part disposed on a surface along an axis of the light guide rod, and scattering, reflecting, or emitting light guided inside the light guide rod.
Enplas Corporation


07/30/15
20150212263 
 Led decorative lighting patent thumbnailnew patent Led decorative lighting
A led decorative lighting is provided. A lamp holder has a case.

07/30/15
20150212261 
 Lighting apparatus, display apparatus, and television receiver patent thumbnailnew patent Lighting apparatus, display apparatus, and television receiver
A backlight apparatus includes leds; a light guide plate; an optical member; a chassis formed by bending a metal plate material, the chassis including a bottom plate (plate portion) that extends along the light guide plate, a rising portion (first extending portion) that rises from the bottom plate on an opposite side to the light guide plate and forms a first corner portion with the bottom plate, and a height-difference portion that forms a second corner portion with the rising portion and provides a height-difference portion with respect to the bottom plate; and a heat dissipating member that dissipates heat of the leds, the heat dissipating member including a light source attachment portion to which the leds are attached and a chassis contacting portion that is contiguous with the light source attachment portion and is in contact with the height-difference portion from the opposite side to the light guide plate.. .
Sharp Kabushiki Kaisha


07/30/15
20150212260 
 Backlight module and liquid crystal display including the backlight module patent thumbnailnew patent Backlight module and liquid crystal display including the backlight module
The present disclosure relates to a backlight module and a liquid crystal display using the backlight module. The backlight module includes a front frame, a backboard, and a light guide plate and a backlight, which are both arranged in the backboard.
Shenzhen China Star Optoelectronics Technology Co.


07/30/15
20150212259 
 Liquid crystal display patent thumbnailnew patent Liquid crystal display
Provided is a liquid crystal display (lcd) with improved heat dissipation and reduced thickness. The lcd includes for an embodiment: a lower housing; a heat-dissipating member which is disposed in the lower housing; a plurality of point light sources which are disposed on the heat-dissipating member; a plurality of electric wires which supply power to the point light sources; and a light guide plate (lgp) which is disposed in the lower housing in such a way that side surfaces of the lgp face the point light sources..
Samsung Display Co., Ltd


07/30/15
20150212258 
 Illumination device based on thermally conductive sheet with light diffusing particles patent thumbnailnew patent Illumination device based on thermally conductive sheet with light diffusing particles
An illumination device (1) is disclosed, comprising a light guide unit (2) comprising embedded light scattering and/or reflecting particles (5) and at least one light in-coupling surface (3) adapted to couple light into the light guide unit (2), and at least one light emitting element (6) arranged such that at least some light emitted from it is coupled into the light guide unit (2) via said light in-coupling surface (3). The light guide unit (2) comprises heat transferring means adapted to transfer heat generated by operation of the at least one light emitting element (6) away from the at least one light emitting element (6) wherein the heat transfer ring means is arranged such that at least a portion of the body of the light guide unit (2) has an absolute thermal resistance equal to or less than 20 k/w..
Koninklijke Philips N.v.


07/30/15
20150212257 
 Backlight module and liquid crystal display including the same patent thumbnailnew patent Backlight module and liquid crystal display including the same
The present disclosure relates to a backlight module and a liquid crystal display using the backlight module. The backlight module comprises an outer frame, a glue frame, a bending heat dissipating plate, and a light guide plate all amounted within the outer frame, a light source lamp facing the light guide plate being arranged on the side wall of the heat dissipating plate at the light-incoming side of the light guide plate.

07/30/15
20150212255 
new patent

Light source module


There is provided a light source module including an led die and a light guide member. The light guide member is formed by injection molding to encapsulate the led die.
Pixart Imaging Inc.


07/30/15
20150212254 
new patent

Backlight module


A backlight module is provided with at least one light guide plate each including a plurality of openings; a white reflective film bent to conceal the at least one light guide plate and including a plurality of circuitries, a plurality of paired conductive terminals and a plurality of through holes; and at least one illumination unit disposed under the at least one light guide plate, each of the at least one illumination unit including a circuit member and a plurality of leds each disposed in one of the openings. The light emitted by the leds is directed to the at least one light guide plate and is further directed out of the white reflective film via the through holes..

07/30/15
20150212252 
new patent

Light guide plate, light source device, light guide plate manufacturing apparatus, and manufacturing light guide plate


A light guide plate according to the present invention includes a light guide member having a first and second main surfaces and a diffusing member next to at least one of the first and second main surfaces of the light guide member. A plurality of recesses are formed in one of the two main surfaces of the diffusing member that is opposite to the main surface next to the light guide member to diffuse light incident to the light guide member at the recesses.

07/30/15
20150212251 
new patent

Light-emitting module


The present disclosure provides a light-emitting module. The light-emitting module includes a light guide, a plurality of light source and a light-adjusting film.
E Ink Holdings Inc.


07/30/15
20150212250 
new patent

Light guide module and bi-stable display device having the same


A light guide module includes a light guide plate, a light source, and a reflector. The light guide plate has a light mixed region and a visible region.
E Ink Holdings Inc.


07/30/15
20150212249 
new patent

Liquid crystal display device, electronic apparatus, and illumination device


Provided is a liquid crystal display device including: an illumination device, and a liquid crystal panel that is arranged so as to be stacked on a light-emitting surface side of the illumination device, wherein the illumination device includes a light guide plate in which a side end surface extending in a first direction is a light incident portion, a plurality of light-emitting elements that align along a first direction and, each of the plurality of light-emitting elements faces a light-irradiating surface in the light incident portion, and a plurality of groove rows that are formed of a plurality of grooves which are linearly arranged in a second direction on an opposite surface facing the light-emitting surface of the light guide plate, the second direction intersects the first direction in an in-plane direction of the light-emitting surface, and that are arranged in parallel in the first direction.. .
Seiko Epson Corporation


07/30/15
20150212248 
new patent

Light guide body, relay apparatus, and speaker apparatus


In the vicinity of the outgoing-side end portion 202 of a light guide rod 20, the rear face thereof is formed into an inclined face 23 being inclined in a tapered shape toward the side face. The infrared ray having advanced toward the flat face of the outgoing-side end portion 202 is reflected by the inclined face 23.
Yamaha Corporation


07/30/15
20150211711 
new patent

Multi-sheet for back light unit and method thereof


A composite sheet for a backlight unit using a printless light guide plate in a liquid crystal display television, which includes a first prism sheet positioned directly on the printless light guide plate, a second prism sheet having a prism pattern formed in a direction orthogonal to a direction of a prism pattern of the first prism sheet, and a protective sheet, where ribs of the first prism sheet are adhered to the lower surface of the second prism sheet, and ribs of the second prism sheet are adhered to the lower surface of the protective sheet. A method of manufacturing the composite sheet for a backlight unit is also provided..
Glotec Co., Ltd.


07/30/15
20150208924 
new patent

Photoacoustic sensors with diffusing elements for patient monitoring


Various methods and systems for photoacoustic patient monitoring are provided. A photoacoustic system includes a sensor having a body and one or more light emitting components disposed in the body that emit one or more wavelengths of light.
Covidien Lp


07/30/15
20150208897 
new patent

Dishwasher


A dishwasher for treating dishes includes a tub at least partially defining a treating chamber, a spraying system having a distribution header and at least one aperture provided on the distribution header for spraying wash liquid into the treating chamber, and a recirculation system for recirculating liquid sprayed in the treating chamber to the spraying system. A light assembly is provided on the distribution header, and includes a light source that emits light to a light guide, which in turn distributes light to the treating chamber..
Whirlpool Corporation


07/23/15
20150207954 

Image reading apparatus


Provided is an image reading apparatus that can inhibit occurrence of a bright spot line image due to microstructures of a light guide. An image reading apparatus satisfies: 45−φ≦θ≦φ−ω/n (0≦ω≦ωmax); and 45−φ≦θ≦φ(−ωmax≦ω≦0), where θ is an angle (deg.) between a surface of original and a reflecting surface of a microstructure reflection surface of a light guide, ω is a half angle of view (deg.) of an imaging forming lens, ωmax (ωmax>0) is a maximum value (deg.) of the half angle of view of the imaging forming lens on an led light source side with respect to a reading optical axis of the imaging lens, −ωmax is a maximum value (deg.) of the half angle of view of the imaging lens on a side opposite to the led light source with respect to the reading optical axis, n is a refractive index of the light guide, and φ=sin−1(1/n)..
Canon Kabushiki Kaisha


07/23/15
20150207952 

Scanner module and image scanning apparatus employing the same


A scanner module and an image scanning apparatus employing the same. The scanner module comprises an illuminator for illuminating light on an object to be scanned.
Samsung Electronics Co., Ltd.


07/23/15
20150205443 

Optical touch device with pixilated light-turning features


This disclosure provides systems, methods and apparatus for a touch screens configured to determine a position of a touch event by selectively redirecting light to correlated locations on a light sensor. In one aspect, the touch screen apparatus can include a light guide forming a touch interface, a light source for injecting light into the light guide, a light sensor for detecting the injected light, and a pixilated light-turning layer.
Qualcomm Mems Technologies, Inc.


07/23/15
20150205442 

Optical touch screen


The present invention provides an optical touch screen including a transparent panel, a camera module and at least one retro-reflector. The transparent panel includes a bottom surface and a touch surface opposite to each other, a corner and sides.
Quanta Computer Inc.


07/23/15
20150205165 

Direct backlight module


The present invention provides a direct backlight module, which includes a backplane, a plurality of led light bars retained on the backplane, a plurality of light guide plates arranged alternate with respect to the led light bars, and a diffusion plate mounted on the backplane. The direct backlight module includes the light guide plates that are arranged between the led light bars to improve utilization rate of light energy of the led light bars so as to reduce the number of led lights included in the led light bars to thereby reduce the manufacturing cost.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


07/23/15
20150205038 

Illumination device, display device, and television reception device


A backlight device is provided with the following: leds; a light guide plate formed in a rectangular plate shape and having at the end surfaces thereof a light-receiving face opposing the leds and a reflection surface disposed on the side opposite the light-receiving face, and having on the plate surface thereof a light-emitting surface that emits light; a portion to be supported provided to the corner part, from among the corner parts of the light guide plate, that is disposed on the opposite surface side; a supporting portion that supports the light guide plate in a first direction and a second direction by coming into contact with the portion to be supported, when the first direction is a direction in which the leds and the light guide plate are lined up, and the second direction is a direction that is orthogonal to the first direction and that follows along the light-emitting surface of the light guide plate; and a inclined portion that is provided to the portion to be supported and that forms a slanted shape with respect to both the first direction and the second direction, and by facing outward in the second direction is distanced from the leds in the first direction.. .
Sharp Kabushiki Kaisha


07/23/15
20150205037 

Dual-sided display device and its backlight module


The dual-sided display device contains a light guide plate having at least a light entry face, a first light emission face, and a second light emission face oppositely positioned to the first light emission face; at least a light source unit adjacent to the light entry face; at least a heat dissipation base carrying the light source unit and dissipating the heat produced by the light source unit; a first frame member and a second frame member, where the first frame member is positioned above the first light emission face, the second frame member is positioned below the second light emission face, the first and second frame members are fixedly joined to the heat dissipation base, and the light guide plate is fixedly positioned in an accommodation space; and a first display panel and a second display panel, where the first display panel is fixedly positioned on the first frame member oppositely to the first light emission face, the second display panel is fixedly positioned beneath the second frame member oppositely to the second light emission face.. .
Shenzhen China Star Optoelectronics Technology Co. Ltd.


07/23/15
20150205036 

Lighting device, display device and television device


A backlight unit 24 includes a light guide plate 20, a first led 28, a second led 29, and a frame 14. The light guide plate 20 includes two end surfaces configured as light entrance surfaces 20a1 and 20a2, a light exit surface 20b on the front side, and an opposite surface 20c on the rear side.
Sharp Kabushiki Kaisha


07/23/15
20150205034 

Light guide plate comprising decoupling elements


The invention relates to a planar light distribution module for a display, comprising a light guide plate through which light coupled in via at least one side face can propagate by means of total reflection, and at least one out-coupling device (2), which is applied on one or both of the main faces of the light guide plate (1), is in optical contact therewith and has a multiplicity of holographic optical elements (13) formed therein, which are configured in such a way that they can couple light out of the light guide plate (1), the light distribution module being characterized in that the holographic optical elements (13), independently of one another, have an extent of at least 300 μm in at least one spatial axis extending parallel to the surface of the out-coupling device (2). The invention furthermore relates to an optical display, in particular an electronic display..
Bayer Materialscience Ag


07/23/15
20150205033 

Integrating color filters into frontlight for reflective display


A light guide may include a light guide core, light-extracting elements and cladding layers having lower refractive indices than that of the light guide core. The light guide may be a component of a front light system for a display.
Qualcomm Mems Technologies, Inc.


07/23/15
20150205032 

Directional backlight unit


Provided is a directional backlight unit that enables a three-dimensional (3d) image to be viewed at various viewing angles. The directional backlight unit includes a light source configured to emit light, a first reflector configured to reflect light emitted from the light source, a second reflector configured to additionally reflect the light reflected by the first reflector, a light guide plate configured to accommodate the light reflected by the first reflector or the second reflector and output the light to an outside, and an angle adjustor configured to rotate the first reflector or the second reflector to a reflective angle.
Electronics And Telecommunications Research Institute


07/23/15
20150205031 

Illumination device based on light guide with light scattering particles and light angle selection module


An illumination device (1) is disclosed comprising a light guide (2) with embedded light scattering and/or reflecting particles (5), a first light emitting element (6a), and a second light emitting element (6b). The illumination device (1) is arranged such that for light rays emitted by the first light emitting element (6a), the angles of incidence of the light rays coupled into the light guide (2) are within a first angle interval, and such that for light rays emitted by the second light emitting element (6b), the angles of incidence of the light rays coupled into the light guide (2) are within a second angle interval, wherein the first angle interval and the second angle interval are different.
Koninklijke Philips N.v.


07/23/15
20150205030 

Panel light


A panel light includes a light guide plate, l-typed frames and a light bar. The l-typed frames are connected with each other and surround edges of the light guide plate.
Lextar Electronics Corporation


07/23/15
20150204581 

Heating device using photodetector to detect temperature and protecting the same


A heating device includes a housing having a flow channel, a heater disposed in the flow channel, an optical rod, a light guider and a photodetector. The optical rod has a transparent body, a first end portion, and a second end portion located inside the housing.
Mpi Corporation


07/23/15
20150201877 

Blood collection needle assembly having a light source


A blood collection needle assembly is provided, said assembly comprises a blood collection needle with an adapter lock and an elastic blood stopper, and a tube holder, wherein the needle incorporates at least one light guide positioned within the lumen and penetrating the wall thereof via at least one aperture, said light guide is configured to receive by its proximal end an optical radiation beam from an optical radiation source, to conduct optical radiation beam throughout internal space thereof and to emit optical radiation at a distal end thereof; wherein wavelength for optical radiation is selected to be strongly absorbed by blood red cells and walls of blood vessels; and wherein an adapter lock may be manufactured from the material ranging from substantially transparent to non-transparent in regards to optical radiation produced by the optical radiation source.. .
Optomeditech Oy


07/16/15
20150199009 

Heads-up display


Embodiments of an apparatus comprising a light guide including a proximal end, a distal end, a display positioned near the proximal end, an eye-measurement camera positioned at or near the proximal end to image eye-measurement radiation, a proximal optical element positioned in the light guide near the proximal end and a distal optical element positioned in the light guide near the distal end. The proximal optical element is optically coupled to the display, the eye-measurement camera and the distal optical element and the distal optical element is optically coupled to the proximal optical element, the ambient input region and the input/output region.
Google Inc.


07/16/15
20150198763 

Backlight module and liquid crystal display device using same


The present invention provides a backlight module and a liquid crystal display device using the backlight module. The backlight module includes a backplane (2), a light guide plate (4) arranged in the backplane (2), a backlight source (6) arranged in the backplane (2), and a heat dissipation plate (8) arranged between the backlight source (6) and the backplane (2).
Shenzhen China Star Optoelectronics Technology Co., Ltd.


07/16/15
20150198762 

Led package and a backlight unit comprising said led package


A light emitting diode (led) package includes: a main body mounted on a substrate; a light emitting diode that is mounted in the main body and emits light; and a lead frame exposed to allow the main body to be selectively top-mounted or side-mounted. A backlight unit includes: a light guide plate configured to allow a light source to proceed to a liquid crystal panel; a light emitting diode (led) mounted in a main body mounted on a substrate and generating a light source; and an led package having a lead frame exposed to allow the main body to be selectively top-mounted or side-mounted, and being mounted on the light guide plate..

07/16/15
20150198759 

Display device and fabricating the same


A display device includes: a display panel including a display region and a peripheral region; a transparent protector disposed to cover the display panel; a bezel print pattern disposed between the display panel and the transparent protector and configured to form a light shield region corresponding to the peripheral region; at least one light guide film disposed between the display panel and the bezel ink pattern in the light shield region; an ultraviolet (uv)-proof printed circuit board (pcb) disposed between the display panel and the light guide film and in contact with the light guide film; and a uv curing layer formed between the display panel and the transparent protector.. .
Samsung Display Co., Ltd.


07/16/15
20150198758 

Light guide, illuminating device for image reading, and image reading apparatus


A light guide for use in an image reading apparatus. The light guide extends in a predetermined direction.
Konica Minolta, Inc.


07/16/15
20150198757 

Visual display backlight unit


A backlight unit suitable for use in illuminating a liquid crystal display panel of a display device. The backlight unit comprises a light guide plate, the light guide plate comprising a glass substrate with at least one edge, an intermediate waveguide physically and optically coupled to the at least one edge along a length of the edge, and a light source optically coupled to the intermediate waveguide.
Corning Incorporated


07/16/15
20150198756 

Optical pattern sheet, backlight unit, and liquid crystal display having the same


A backlight unit including an optical pattern sheet and a liquid crystal display are provided. The backlight unit includes a light guide plate, a light source portion arranged adjacent to a side surface of the light guide plate to emit light, a mold frame having an extension portion that covers an upper portion of the light source portion and a part of an upper portion of the light guide plate, and an optical pattern sheet arranged on a lower portion of the extension portion to shade or diffuse incident light, wherein the optical pattern sheet includes a base film and an optical pattern portion positioned on the base film..
Samsung Display Co., Ltd


07/16/15
20150198302 

Keybaord light-emitting structure


A keyboard light-emitting structure mounted at a bottom side of a keyboard for illuminating the keyboard upon operation is disclosed to include a base module including a planar reflector, a planar light shield covering the planar reflector and having open spaces therein and a planar light guide sandwiched between the planar reflector and the planar light shield, and a light-emitting device including a flexible printed circuit board bonded to the planar reflector, a plurality of light-emitting components located at one end of the flexible printed circuit board and arranged in different directions within one respective opening of the planar reflector and a connection terminal located at an opposite end of the flexible printed circuit board and electrically connected with the circuit layout of the keyboard to an external power source.. .
Chicony Power Technology Co., Ltd.


07/16/15
20150198060 

Tooling for removing sand from a turbine engine


Tooling for removing sand from a turbine engine, such as an airplane turbojet, the tooling including at least one endoscopic display device including a display and a duct having light guide and image transmission device mounted therein, a suction device having a suction device connected to a suction duct fastened to the duct of a display device, and a plasma jet generator device including a plasma torch connected to gas supply and electricity power suitable for operating the plasma torch, the plasma torch being fastened to the duct of an above-mentioned display device.. .
Snecma


07/16/15
20150197191 

Photoluminescent vehicle console


A vehicle illumination apparatus is disclosed. The vehicle illumination apparatus comprises a console rotatably connected to a portion of a seat.
Ford Global Technologies, Llc


07/09/15
20150192777 

Wearable display apparatus


Provided are a wearable display device and a light guide element thereof, the display device including: a display element configured to project a first light forming a virtual image; and a light guide element configured to guide the first light from the display element and a second light input from outside of the wearable display device to a predetermined position. The light guide element includes: a first optical surface facing the display element; a second optical surface and a third optical surface configured to reflect the first light input through the first optical surface; and a fourth optical surface configured to reflect the reflected first light to the predetermined position.
Samsung Electronics Co., Ltd.


07/09/15
20150192731 

Bendable display apparatus


A display apparatus in which a display module in a state of a curved surface is provided. The display apparatus includes: a display panel configured to display an image and which is bendable; a light guide plate which guides light toward the display panel; and a guide unit which guides the light guide plate to be maintained in a state of a curved surface, wherein the guide unit includes a shape of a curved surface in which both ends of the guide unit protrude forward relative to a center portion of the guide unit..
Samsung Electronics Co., Ltd.


07/09/15
20150192729 

Lighting device, display device, and television device


A backlight unit 12 includes a chassis 14, an led 17, a light guide plate 19, a duct member 22, and dissipative led attachment portion 30. The chassis 14 includes a light exit portion 14c through which light exits.
Sharp Kabushiki Kaisha


07/09/15
20150192727 

Display apparatus


A display apparatus includes a display panel, a light guide plate, at least one light source and at least one reflective body. The light guide plate is disposed below the display panel.
Au Optronics Corporation


07/09/15
20150192726 

Backlight module, liquid crystal panel and display device


The embodiments of the present invention disclose a backlight module, a liquid crystal panel and a display device. The backlight module comprises: a light guide plate (5), a plurality of polarization-maintaining optical fibers (3) and a plurality of monochrome laser light sources (1) provided at a lateral portion of the light guide plate (5).
Boe Technology Group Co., Ltd.


07/09/15
20150192725 

Light guide comprising decoupling elements


The invention relates to a planar light distribution module for a display, comprising a light guide plate through which light coupled in via at least one side face can propagate by means of total reflection, and at least one planar out-coupling device (2), which is applied on one or both of the main faces of the light guide plate (1), is in optical contact therewith and has a multiplicity of holographic optical elements (13) formed therein, which are configured in such a way that they can couple light out of the light guide plate (1), the light distribution module being characterized in that the holographic optical elements (13) are arranged in the out-coupling device (2) without translational symmetry. The invention furthermore relates to an optical display, in particular an electronic display, which contains a light distribution module according to the invention..
Bayer Materialscience Ag


07/09/15
20150192724 

Area light source device and display device using same


The present invention relates to an area light source device and a display device using the area light source device. The present invention includes a point light source, and a light guide plate.
Mitsubishi Electric Corporation


07/09/15
20150192265 

Vehicle headlight device


A vehicle headlight device includes a light guide plate, a light source device and a light-pattern adjustment plate. A thickness of the light guide plate is gradually increased from a light incident side to a light reflection side, and the light reflection side is provided with a parabolic surface.
Coretronic Corporation


07/09/15
20150192264 

Lighting unit for a headlight


In a lighting unit (1) for a headlight, in particular a vehicle headlight, consisting of a plurality of light sources (2) and a light-guiding unit (3) having a plurality of light guides (6), each light guide (6) is assigned a light source (2) and the light-guiding unit (3) consists of at least two interconnectable parts (4, 5), wherein a light-source-side part (4) of the light-guiding unit (3) is arranged in the emission direction of the light-guiding unit (3) between the light sources (2) and an emission-side part (5) of the light-guiding unit (3).. .
Zizala Lichtsysteme Gmbh


07/02/15
20150189117 

Illumination device and image reading device


An illumination device includes a light source and a columnar light guide including: an incident surface provided at least one longitudinal end of the light guide and allowing light emitted from the light source to enter the light guide therethrough; a diffusing surface which forms one side surface of the light guide extending along an optical axis of the incident light entering the light guide through the incident surface and has a row of light diffusion patterns provided to diffuse the incident light; and an exit surface located opposite to the diffusing surface, extending along the optical axis, and allowing light diffused by the diffusing surface to exit the light guide therethrough. The light diffusion patterns have a prismatic shape rising toward the exit surface and are provided on the diffusing surface from d1/2×8 or greater distance from the incident surface where d represents the diameter of the light guide..
Kyocera Document Solutions Inc.


07/02/15
20150187978 

Flexible lighting-photovoltaic composite module and manufacturing method thereof


The present invention provides a flexible lighting-photovoltaic composite module and a manufacturing method thereof. The flexible lighting-photovoltaic composite module comprises: at least one light source; a photovoltaic module electrically connected with the light source and including at least one photovoltaic cell; and a flexible light guide element, wherein the light source is embedded in the flexible light guide element, and the photovoltaic module is embedded in the flexible light guide element or fixed on at least one side of the flexible light guide element to form the flexible lighting-photovoltaic composite module..
Flexwave Co., Ltd.


07/02/15
20150185544 

Segemented light guide panels in liquid crystal displays


An electronic device (e.g., computing device, all-in-one computing system, stand-alone display, etc.) having a liquid crystal display (lcd) panel, and a light guide panel (lgp) having a first zone and a second zone physically segmented from each other. The electronic device includes a first light bar associated with the first zone; and a second light bar associated with the second zone.
Intel Corporation


07/02/15
20150185540 

Display device and television device


A liquid crystal display device 10 includes an led unit 30, a liquid crystal panel 11, a light guide plate 16, a chassis 14, and a frame 13. The led unit 30 includes an led 17 and an led board 18.
Sharp Kabushiki Kaisha


07/02/15
20150185421 

Spectral illumination device and method


An illumination device and method including multiple illumination sources such as leds, lasing diodes or the like operatively connected to a multi-branch light guide adapted to collect and co-align beams from the illumination sources for delivery of high intensity, spatially uniform illumination.. .
University Of South Alabama


07/02/15
20150185412 

Light source module


A light source module including a light guide and a light source is provided. An end of the light guide has a light incident surface, and the other end of the light guide has at least three light-guiding branches.
Wistron Corporation


07/02/15
20150185411 

Lighting device, display device and television device


A backlight device 12 includes leds 17, a light guide plate 16, a chassis 14, and a light source mounting member 30. The light guide plate 16 included a front surface configured as a light exit surface 16a, a rear surface configured as an opposite surface 16c, and two side surfaces configured as light entrance surface 16b.
Sharp Kabushiki Kaisha


07/02/15
20150185410 

Backlight assembly and display including the same


A backlight assembly includes a light source portion configured to emit light and a wavelength conversion member disposed on an upper portion of the light source portion. The wavelength conversion member is configured to convert a wavelength of the light emitted from the light source portion.
Samsung Display Co., Ltd,


07/02/15
20150185409 

Backlight assembly including light leakage preventing unit and liquid crystal display including the same


Provided is a backlight assembly including: a light source which generates and emits light; a light leakage preventing member including a first horizontal portion and a first vertical portion; a light guide plate including a light input surface and a light output surface; an optical sheet disposed on the light output surface of the light guide plate; and a bottom chassis configured to receive the light source, the light leakage preventing member and the light guide plate therein, in which the light source is disposed at a side of the light guide plate, the first vertical portion of the light leakage preventing member is attached to a rear surface of the light source, and the first horizontal portion is positioned above the light source to overlap a portion of the light output surface of the light guide plate.. .
Samsung Display Co., Ltd.


07/02/15
20150185406 

Light guide element and optical device comprised thereof


The invention relates to a light guide element and an optical device comprised thereof. The optical device includes a substrate, a light emitting element, a lid body, a light guide element, a support pad, and an indicator panel.
Wistron Corporation


07/02/15
20150185404 

Light guide plate and fabricating the same


Disclosed herein is a light guide plate formed by injection molding of an aromatic polycarbonate resin that is a polymer of an aromatic dihydroxy compound and a diaryl carbonate. The aromatic dihydroxy compound and the diaryl carbonate are present in a mole ratio of about 1:1.02 to about 1:1.35, and the aromatic polycarbonate resin has a weight average molecular weight from about 10,000 g/mol to about 18,000 g/mol and includes about 5 mol % to about 30 mol % of terminal hydroxyl groups relative to total moles of terminal groups.
Samsung Sdi Co., Ltd.


07/02/15
20150185403 

Backlight asymmetric light input wedge


A backlight is disclosed and includes a visible light transmissive body primarily propagating light by tir with a light input surface and a light output surface and a light guide portion and a light input portion. The light guide portion has a light reflection surface and a light emission surface.
3m Innovative Properties Company


07/02/15
20150185402 

Lighting device using line shaped beam


Provided is a lighting device capable of implementing optical images having desired shapes through a pattern design, the lighting device including: a light source portion having light sources; a light guide portion having a larger thickness than a height of a light emitting surface of the respective light sources and irradiating an incident beam from a side; a three-dimensional forming portion provided inside the light guide portion, on a first surface or on a second surface; and a reflective portion on the light guide portion or the three-dimensional effect forming portion, wherein the three-dimensional effect forming portion includes multiple patterns sequentially arranged and having respective inclined surfaces with inclination angles with respect to the first surface, wherein the multiple patterns guide light passing along the light guide portion into a first surface direction or a second surface direction, thereby implementing line shaped beams of a first path.. .
Lg Innotek Co., Ltd.


07/02/15
20150185401 

Lighting device using line shaped beam


Provided is a lighting device capable of implementing optical images having desired shapes through a pattern design, the lighting device including: a light source portion having at least one light source; a light guide portion having a larger thickness than a height of a light emitting surface of the light source and irradiated by an incident beam from a side; and a three-dimensional effect forming portion provided inside the light guide portion, on a first surface, or on a second surface opposite to the first surface, wherein the three-dimensional effect forming portion includes multiple patterns sequentially arranged and having respective inclined surfaces with inclined angles with respect to the first surface, wherein the multiple patterns guide light passing along the light guide portion into a first surface direction or a second surface direction by refraction and reflection from the inclined surfaces, thereby implementing line shaped beams of a first path.. .
Lg Innotek Co., Ltd.


07/02/15
20150185398 

Light guide plate


A light guide plate includes a main body and trapezoid-like structures. The main body includes a light-incident surface, a first main surface and a second main surface opposite to the first main surface.
Radiant Opto-electronics Corporation


07/02/15
20150185396 

Light guide body, light emitting apparatus, and amusement machine


A light guide body configured to guide at least first and second light having different colors that enter the light guide body from at least one light source has a light exit surface having a light emitting region that emits the first light and the second light from the at least one light source, and a reflection region that reflects, toward the light emitting region, the first light and the second light that enters the light guide body. The reflection region has a first pattern region where a plurality of first reflection patterns that reflects the first light are arranged, and a second pattern region where a plurality of second reflection patterns that reflects the second light are arranged.
Omron Corporation


07/02/15
20150185395 

Edge-type backlighting module and light guide plate


The present disclosure provides an edge-type backlight module including a back cover, a led light source and a light guide plate. The back cover includes a bottom plate and a plurality of sidewalls.
Hon Hai Precision Industry Co., Ltd.


07/02/15
20150185394 

Light source module and display device


A light source module that includes a light guide strip, at least one light-emitting device, and a light guide plate (lgp) is provided. The light guide strip includes at least one light-incident end and a light-emitting surface.
E Ink Holdings Inc.


07/02/15
20150185392 

Light guide plate


A light guide plate includes a light entry surface with first elongated elements, and a light exit surface with second elongated elements. Each of the first and second elongated elements serves to guide light, and has a cross-section in a shape of a circular segment..
Radiant Opto-electronics Corporation




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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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