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Light Guide patents



      
           
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


Endoscope connector device, endoscope cable lead-out unit and endoscope device

Optical communication device with planar optical waveguide

Optical coupling system having an optical coupler and a light-transmissive external medium and also production and use…

Date/App# patent app List of recent Light Guide-related patents
09/11/14
20140257139
 Optical sensing device patent thumbnailOptical sensing device
The present disclosure provides an optical sensing device that comprises a plurality of optical light guide portions. Each optical light guide portion has a sensing region for sensing a property.
09/11/14
20140257037
 Endoscope connector device, endoscope cable lead-out unit and endoscope device patent thumbnailEndoscope connector device, endoscope cable lead-out unit and endoscope device
An endoscope connector device comprises: a first cable of an endoscope, including a light guide for supplying illumination light and an electric wire for obtaining video signals from an image pickup device; a light guide connector connected to the first cable; and a second cable of the endoscope, including the electric wire led out of the light guide connector, wherein the second cable is attached diagonally from the light guide connector at an angle θ within a range of 0°<θ<90° from a first cable side of an axial direction of the first cable.. .
09/11/14
20140255043
 Optical communication device with planar optical waveguide patent thumbnailOptical communication device with planar optical waveguide
An optical communication device includes a planar optical waveguide, a first substrate, a light emitting element, and a light receiving element. The planar optical waveguide includes a top surface and a light guide portion.
09/11/14
20140254984
 Optical coupling system having an optical coupler and a light-transmissive external medium and also production and use of such a system patent thumbnailOptical coupling system having an optical coupler and a light-transmissive external medium and also production and use of such a system
An optical coupling system having an optical coupler and a light-transmissive external medium, the optical coupler comprising a light guide which extends parallel to a main plane of the optical coupler, a mirror surface which is inclined relative to the main plane by an angle of inclination and an outer surface of the coupler which abuts on the medium, the waveguide.. .
09/11/14
20140254980
 Optical communication device patent thumbnailOptical communication device
An optical communication device includes a circuit board, a light-emitting element, a light-receiving element, and a planar light guide circuit. The circuit board includes an upper mounting surface.
09/11/14
20140254197
 Warning device patent thumbnailWarning device
The present invention provides a warning device, which includes a housing; a bottom cover, an accommodation space is formed through the bottom cover being engaged with the housing; a first light guide plate formed with a plurality of first light guide strips; a second light guide plate formed with a plurality of second light guide strips, and the arranged direction of the plural second light guide strips is perpendicular to the arranged direction of the plural first light guide strips; a light source module installed with at least a led; and a switch module installed with a printed circuit board, the printed circuit board is provided with a switch and a microcontroller, when the switch is pressed, the microcontroller drives the led for enabling a plurality of pointy light sources to be formed and emitted through the first light guide plate.. .
09/11/14
20140254196
 Lamp patent thumbnailLamp
A lamp comprises a light guide, a light source and a subject member; wherein an exit surface of the light guide is arranged at a position exposed to a front side of the subject member or located on a rear side of the subject member while being visible from the front side; wherein a surface of a light-guiding part about the exit surface located on the rear side is covered with paint or an opaque member so that the exit surface seen from the front side appears to have the same color as with surroundings thereof; wherein the subject member is molded by an opaque material or the rear side about the exit surface is covered with the paint or the opaque member; and wherein the light guide and the subject member are molded integrally with each other.. .
09/11/14
20140254194
 Light guide for improving device lighting patent thumbnailLight guide for improving device lighting
A light guide guides light from a light emitter that is adjacent to an aperture of an electronic device. The light is eventually emitted from the aperture, to thereby provide lighting.
09/11/14
20140253982
 Illumination device and image reading apparatus patent thumbnailIllumination device and image reading apparatus
An illumination device and an image reading apparatus having improved heat resistance and spectral characteristics are provided. An illumination device used in an image reading apparatus that moves relative to a read area of a document includes: a light source; a light guide including an incident surface on which light from the light source is incident and an exit surface from which light from the light source exits; and a spectroscopic unit that is provided between the light source and the light guide and includes, on a surface of a glass substrate facing the light source, a multi-layer film for reflecting infrared light toward the light source..
09/11/14
20140253845
 Liquid crystal display device patent thumbnailLiquid crystal display device
A liquid crystal display device includes: a light guide plate that includes upper, lower and side surfaces; a light emitting element disposed to face an edge surface that is a part of the side surfaces; a reflection sheet that is bent to face the lower surface of the light guide plate and parts of the side surfaces thereof except for the edge surface; and an adhesive material disposed on the reflection sheet in a planar shape of dots or stripes and attaches the reflection sheet to the light guide plate. The lower surface of the light guide plate includes concaves and convexes formed to cause light that advances in the light guide plate to be reflected inside and to advance toward the upper surface.
09/11/14
20140250679
Optical inspection apparatus and optical inspection system
An optical inspection apparatus inspecting the optical system of the optical scanning apparatus by measuring the light quantity of scanning light emitted from the optical scanning apparatus includes: a slit plate that includes a plurality of slits for allowing a part of scanning light to pass provided so as to include a scanning effective portion; a diffuser that diffuses the scanning light having passed through slit; a light guide that guides the scanning light diffused by the diffuser; an optical sensor that measures the light quantity of the scanning light guided by the light guide; and an inspection device that inspects the state of the optical system by comparing a measurement result acquired by the optical sensor with a preset reference value, in which the slits are arranged at intervals in a direction where scanning is performed on the slit plate with the scanning light.. .
09/11/14
20140250668
Multi-spot laser surgical probe using faceted optical elements
An optical surgical probe includes a handpiece, a light guide within the handpiece, and a multi-spot generator at a distal end of the handpiece. The handpiece is configured to optically couple to a light source.
09/04/14
20140249381
Light-guiding devices and monitoring devices incorporating same
A sensor module for detecting and/or measuring physiological information from a subject includes a housing with at least one optical emitter and at least one optical detector supported by the housing. A first light guide is in optical communication with the at least one optical emitter and is configured to deliver light from the at least one optical emitter into a body of a subject.
09/04/14
20140247621
Light emitting device
The light emitting device 10 of the present invention comprises a light emitting element 30, connecting terminals 21a, 21b connected with the light emitting element 30, a package 12 which has a recess 40 wherein the light emitting element 30 is mounted and from which a part of each connecting terminal 21a, 21b is projected outward, an opening 41 of the recess 40 being elongated in one direction, wherein both side walls of the recess 40 positioned in the longitudinal direction of the recess 40 are inclined surface 43, an angle θ between both the inclined surfaces 43 being 90 degrees or more. In the light emitting device 10 of the present invention, light emitted by the light emitting element 30 is spread sufficiently in the longitudinal direction of the opening 41 so as to produce a band-shaped beam.
09/04/14
20140247620
Display apparatus
A display apparatus includes an lcd panel, a resin rear cabinet facing a back of the lcd panel, and a backlight unit that is supported by the rear cabinet. The backlight unit includes a light source, a light guide plate into which light from the light source enters through a side surface and exits through a main surface toward the back of the lcd panel, and a heat sink supported by the rear cabinet and attached to the light source.
09/04/14
20140247618
Electrical device
An electrical device includes a circuit board (101), a light source (104), and a light guide (105). The light guide receives light from the light source and conducts the received light to an end of the light guide so that the light crosses, in a direction parallel with the circuit board, an edge of the circuit board.
09/04/14
20140247617
Optical device, in particular for a motor vehicle
An optical device, in particular for a motor vehicle, such as a lighting or indicating device, this device comprising at least two light sources associated with different predetermined photometric functions and a principal light guide comprising an emergent end and arranged to guide the light generated by the light sources towards this emergent end, so that this emergent end defines a common illuminating surface for the two photometric functions.. .
09/04/14
20140247616
Automotive rear light
An automotive light is provided having a substantially tub-shaped rear casing designed to fit to the vehicle body and a front lenticular half-shell which closes the opening of the rear casing and has at least one portion of transparent or semi-transparent material. The front lenticular half-shell includes a rear portion substantially aligned with the rear of the vehicle body, and a lateral portion substantially aligned with the side of the vehicle body.
09/04/14
20140247592
Light guide
A light guide (201) including a transparent element is presented. The transparent element includes an optical diverter section (204) including one or more reflective surfaces (205) forming walls of a notch (206) extending into the diverter section, where the reflective surfaces provide total reflections for directing light into directions lateral with respect to an arrival direction of the light.
09/04/14
20140247501
Head-up display device
A head-up display device projects a display light on a windshield of a vehicle to form a virtual image thereon. The device includes a casing, an indicator which is attached to the casing to emit the display light into the casing, a light guide path through which the display light emitted from the indicator is guided, and a wiring board which is provided with a driving circuit for driving the indicator.
09/04/14
20140247500
Virtual image display device
A light guide member which guides video light includes a peripheral area forming portion extending to the outside of an effective light flux guide portion which is an area through which an effective light flux of the video light passes, and thus for example, even when ghost light resulting from components generated by unintended reflection or scattering in a position such as a side surface forming portion of the light guide member may be generated, the side surface forming portion can be separated from the effective light flux guide portion.. .
09/04/14
20140247398
Display
A display including a display body, a display portion, a first resin frame including a frame-shaped inner side surface having high light reflectance, a light source and a light guide formed in a substantially rectangular shape, having a light incident side surface consisting of a side surface opposed to the light source, and arranged on the first resin frame in a state where three side surfaces other than the light incident side surface are in contact with the inner side surface of the first resin frame or opposed to a portion close to the inner side surface of the first resin frame.. .
09/04/14
20140247397
Display device and television receiver device
A liquid crystal display device 10 of the present invention includes: leds 22; led substrates 24 to which the leds 22 are attached; a liquid crystal panel 11 where display is performed using light from the leds 22; a light guide plate 16 that is arranged so as to overlap the side of the liquid crystal panel 11 opposite to the display surface, the edge faces of the light guide plate facing the leds 22; a chassis 14 arranged on the side of the light guide plate 16 opposite to the liquid crystal panel 11; a frame 13 arranged on the display surface side of the liquid crystal panel 11 and housing the leds 22, led substrates 24, liquid crystal panel 11, and light guide plate 16 between the chassis 14 and the frame itself; and heat dissipating members 18 with heat dissipating characteristics that are respectively arranged abutting the led substrates 24 and that are held between the frame 13 and the chassis 14.. .
09/04/14
20140246572
Optical sensor
An optical sensor includes a light source, a light supply light guide member optically coupled to the light source, detection light guide members, a light distribution unit to distribute light from the light supply light guide member to the detection light guide members, and a light separating detector to separate and detect the light guided by the detection light guide members. Each of the detection light guide members includes a characteristic detection portion whose optical characteristics vary in accordance with a physicochemical state..
09/04/14
20140246076
Thermal device with light guide
Thermal device comprising a thermal part (20) comprising a multitude of heat-transfer tubes (21) for the passage of a heat-transfer fluid, characterized in that it comprises a light guide (10) placed above the thermal part (20), this light guide (10) having an optical property allowing an incident light ray to be guided in various exit directions depending or the angle of incidence of the incident light ray, so as to orient most of the incident light onto the heat-transfer tubes (21) at low incidence, such as in winter, and to beside these heat-transfer tubes (21) at high incidence, such as in summer.. .
08/28/14
20140244199
Method of determining information of a test sensor
A method of determining auto-calibrating information of a test sensor includes providing an optical read head that includes a light source, a light guide and a detector. The read head forms an opening that is sized to receive a test sensor.
08/28/14
20140243067
Video display with window opening
A video display having a window opening includes a graphic display portion configured to display graphical indicia, one or more light sources, and a light guide. The light guide is configured to receive light from the one or more light sources and provide the light as backlighting to the graphic display portion.
08/28/14
20140241733
Optical communication apparatus
An optical communication apparatus includes a substrate having a through hole; an optical element which includes a light terminal for receiving or sending light and is mounted on a surface of the substrate so that the light terminal faces an opening of the through hole; a light guide member which includes a first lens facing the light terminal of the optical element, a surrounding portion which surrounds a periphery of the first lens on a side of the opening of the through hole, and a guide portion which is provided inside the through hole and guides the light between the opening and another opening of the through hole; and a light waveguide which is arranged on a side of another surface of the substrate and includes a light guide optically connected to the light guide member on a side of the another opening of the through hole.. .
08/28/14
20140241010
Display device
A display device includes: a first chassis including a bottom surface, and a side wall which extends from an edge of the bottom surface; a light guide plate in the first chassis; a first fixing member which overlaps the side wall of the first chassis and contacts an upper surface of the light guide plate; and a first fastening member which fastens the first fixing member to the side wall of the first chassis. The first chassis includes a groove which extends through the side wall of the first chassis, the light guide plate includes a first protrusion which protrudes from an edge of the light guide plate and extends into the groove, and the first fixing member contacts an upper surface of the first protrusion of the light guide plate..
08/28/14
20140241009
Spread illumination apparatus
A spread illumination apparatus includes: a light source; and a light guide plate having a light entrance surface on which the light source is disposed, and a light exit surface through which light introduced from the light entrance surface is emitted, wherein the light guide plate includes a light entrance wedge portion which has an inclined surface and of which thickness is thinner from the light entrance surface side toward the light exit surface side, the inclined surface includes a first, a second, and a third inclined surface portions, and an average inclination angle of the second inclined surface portion at an arbitrary cross section perpendicular to the light entrance surface and the light exit surface along the light entrance surface in a longitudinal direction is configured to be larger than average inclination angles of the first inclined surface portion and the third inclined surface portion.. .
08/28/14
20140241007
Reflector, light source module, and display device
A reflector, a light source module, and a display device are disclosed. The reflector includes a substrate and slant reflecting surfaces disposed on the substrate and arranged from a first side to an opposite second side of the reflector.
08/28/14
20140241004
Led candle lamp with flame lighting effects
A led candle lamp by controlling the coil to generate a magnetic attractive force to attract the magnet set, the translucent flame-shaped blade is vibrated when the emitted light of the led lamp is guided by the light guide tube toward the blame-shaped blade body of the translucent flame-shaped blade, causing flame lighting effects. Subject to the arrangement that two magnets of a magnet set are bonded together by an adhesive with the same magnet poles thereof abutted against each other, magnetic field lines can be compressed into a dish, enhancing the effects of magnetic attraction and oscillation of a translucent flame-shaped blade..
08/28/14
20140241002
Linear light source, light guide, and optical scanning module
A linear light source emits light beams for illuminating a target. The linear light source includes a light guide, and a light-emitting unit.
08/28/14
20140240639
Liquid crystal display device and method of fabricating the same
A liquid crystal display device includes: a liquid crystal panel; a backlight unit under the liquid crystal panel, the backlight unit including a light emitting diode (led) assembly supplying a light and a light guide plate transmitting the light from the led assembly to the liquid crystal panel; a main frame surrounding the backlight unit, the main frame including a flat portion for supporting the led assembly and a guide wall for guiding the led assembly, the guide wall including at least one concave portion; and a light shielding tape on the guide wall and the led assembly, the light shielding tape including at least one open portion corresponding to the at least one concave portion.. .
08/28/14
20140240606
Display device and television receiver device
A liquid crystal display device (10) includes: leds (17); a liquid crystal panel (11); a light guide plate (16); an exterior member that constitutes the exterior of the liquid crystal display device (10), the exterior member including a frame (13) and a chassis (14) that hold the liquid crystal panel (11) and the light guide plate (16) by sandwiching these from the display surface (11c) side and the opposite side thereto, while housing the leds (17) between the frame (13) and the chassis (14); a screw member (sm) that affixes the frame (13) and the chassis (14) to each other by being disposed in an outer edge portion that surrounds the liquid crystal panel (11); wiring members (28) that are connected to the leds (17); and wiring passages (30) through which the wiring members (28) pass, the wiring passages being formed in the inner surfaces of the side walls (13b), which is the outer edge portions of the frame (13), the wiring passages being positioned adjacent to the screw member (sm) in the direction in which the light guide plate (16) and the liquid crystal panel (11) are stacked.. .
08/28/14
20140240207
Low-power display and corresponding lighting apparatus and methods of operation
A display (201) includes a light guide (314) defining a first major face (501), a second major face (502), and one or more edge surfaces (503,504). One or more light sources (315,316) are disposed along the one or more edge surfaces.
08/28/14
20140238018
Receiver for a solar thermal installation and solar thermal installation that includes said receiver
A solar receiver having a higher yield than a central tower receiver. The receiver comprises a plurality of absorbent tubes for absorbing incident energy from light guides suitable for capturing solar radiation in solar collector concentration focal points, the absorbent tubes being arranged consecutively and in parallel, adjacently in relation to a direction transverse to the longitudinal axis of the absorbent tubes.
08/21/14
20140233904
Optical device
An optical device includes a light guiding member that guides light an optical element that functions by being irradiated with the light guided by the light guiding member and a holding member that internally includes a first housing portion housing the light guiding member and a second housing portion housing the optical element and internally holds the light guiding member and the optical element by the first housing portion and the second housing portion so that the light guiding member and the optical element are internally coupled optically. The first housing portion and the second housing portion are communicatively connected inside the holding member and the light guiding member housed in the first housing portion and the optical element housed in the second housing portion are in contact with each other inside the holding member..
08/21/14
20140233900
Microstructured optical fibre having a large core and a flattened fundamental mode, production method thereof and use of same in laser microfabrication
The fibre comprises a core (2) having an index n and diameter of 10 μm or more, surrounded by a ring (4) having an index n+Δn and thickness Δr, and cladding (6) surrounding the ring and comprising for example air gaps (8). According to the invention: Δn≧10−3 and Δr=α/(Δn)β [1] where: 5×10−4 μm≦α≦5×10−2 μm and 0.5≦β≦1.5.
08/21/14
20140233261
Display device and multi-display device
A display device (100) includes: a display panel (110) having a display area where an image is displayed; a light guide member (150) that has an inner side face (150a) set at an 80 to 110° angle θ to the surface of the display panel (110) and that guides light from the periphery of the display panel (110) to outside of the display area; and a mirror (160) that covers the inner side face (150a) of the light guide member (150).. .
08/21/14
20140233260
Changing graphics in an apparatus including user interface illumination
An apparatus includes a light guide. A first light input section receives light in a first direction into said light guide.
08/21/14
20140233259
Display device
A display device includes a display module configured to output image information, a front case configured to cover a front edge portion of the display module, with an opening formed in a central portion, and a rear case coupled to the front case to cover a back side of the display module, with a rib projected therefrom to support the back side of the display module. The display module includes a display panel, a light guide unit arranged on the back side of the display panel, a back cover configured to cover the first lateral side of the light guide unit and a predetermined portion of the back side of the light guide unit, and a light source coupled to the back cover.
08/21/14
20140233208
Pointer-type display device
Disclosed is a pointer-type display device having a high degree of design freedom, with which a design can be efficiently illuminated. Said device is provided with a light guide letter board (10), a light guide body (20), and a pointer (30), and a first light source (51).
08/21/14
20140233062
Touch pad and electronic device having the same
A touch pad with a simple structure to enable an electronic device to be manufactured more slimly and with low manufacturing costs. The touch pad includes a cover having a plurality of function icons a cover frame to support the cover, the cover frame including a plurality of light guide hollows, and a board, which is engaged with the cover frame and includes touch sensors and luminous elements to illuminate the function icons mounted thereon, the touch sensors and luminous elements being respectively mounted at positions on the board corresponding to the plurality of function icons..
08/21/14
20140232945
Display device and television device
A liquid crystal display device 10 according to the present invention includes leds 17, a liquid crystal panel 11, a light guide plate 16, a holding member hm, a screw member sm, and a screw attachment portion 21. The light guide plate 16 is arranged on a side opposite to a display surface 11c side of the liquid crystal panel 11 with an end surface thereof being opposite the leds 17.
08/21/14
20140232027
Continuous method for the production of light guide plates
The present invention relates to a method for continuously producing light guide plates, e.g. For use as backlighting in lc displays, and to an apparatus for carrying out said method..
08/14/14
20140226364
Backlight device and display device including the same
A backlight device includes: a light guide plate; a pair of light sources which is provided along left and right sides of the light guide plate respectively; and a frame which defines positions of the light guide plate and the light sources, wherein the position of the light guide plate with respect to the light sources is defined by a fixing member provided to the frame on upper and lower sides of the light guide plate, and the fixing member biases the light guide plate toward left and right sides of the light guide plate on the upper and lower sides of the light guide plate.. .
08/14/14
20140226363
Backlight assembly and display device including the same
A backlight assembly includes a first light guide member; a second light guide member overlapping the first light guide member; a groove defined in the second light guide member; and a light source unit in the groove. The light source unit generates and supplies light to the first light guide member and the second light guide member..
08/14/14
20140226359
Lighting device for a motor vehicle
A lighting device for a motor vehicle, includes a light guide for total-reflective guiding of light along a direction of light propagation. The light originates from at least one light source and can be coupled-in via at least one coupling surface on one end face of the light guide.
08/14/14
20140226142
Mirror system comprising at least one mirror for use for guiding illumination and imaging light in euv projection lithography
A mirror serves for use for guiding illumination and imaging light in euv projection lithography. The mirror has a reflective surface, the reflective surface forming a magnetic field in such a way that at least one polarization property of the illumination and imaging light is influenced via the magnetic field upon reflection.
08/14/14
20140226108
Liquid crystal display device
A liquid crystal display device includes a liquid crystal display panel formed by a pair of transparent substrates facing each other with a liquid crystal layer therebetween, and a backlight device mounted on a back surface of the liquid crystal display panel. The backlight device includes a light source in which multiple light emitting elements are arranged in parallel on a surface of a substrate, and a light guide plate for converting light from the light source that is provided in the periphery of the light guide plate, into planar light (backlight beam) and emitting the planar light.
08/14/14
20140226106
Liquid crystal display device having improved cooling efficiency
A liquid crystal display device includes a liquid crystal display panel, a light guide plate disposed on a lower part of the liquid crystal display panel, an led circuit substrate disposed along at least one side of the light guide plate to accommodate an led on a front surface thereof, and a heat transmission member having a first part that faces a lower surface of the light guide plate and a second part that is extendedly bent from the first part and faces the led circuit substrate.. .
08/14/14
20140226081
Display unit and television receiving apparatus
A liquid crystal display device 10 according to the present invention includes: leds 17; a liquid crystal panel 11 capable of displaying images through light from the leds 17; a light guide plate 16 that is disposed so as to overlap the side opposite to a display surface 11c of the liquid crystal panel 11 and that has end faces facing the leds 17; a chassis 14 disposed on the side of the light guide plate 16 opposite to the liquid crystal panel 11; a light transmissive panel 13 that is arranged so as to overlap the display surface 11c of the liquid crystal panel 11, that houses the leds 17 between the light transmissive panel 13 and the chassis 14, and that sandwiches the liquid crystal panel 11 and the light guide plate 16 while allowing light to pass through; and a light-shielding member 25 that is disposed on the light transmissive panel 13 surrounding a display area aa of the liquid crystal panel 11 and that blocks light around the display area aa, a part of the light-shielding member being made of a transparent part 26 that allows light to pass through.. .
08/14/14
20140226080
Display unit and television receiving apparatus
A liquid crystal display unit (10) includes: an led (17); a heat dissipating member (19) to which the led (17) is attached; a liquid crystal panel (11) that performs display using light of the led (17); a flexible substrate (22) connected to an edge of the liquid crystal panel (11); a light guide plate (16) disposed on a side of the liquid crystal panel (11) opposite to a display surface (11c) of the liquid crystal panel (11), the light guide plate being disposed such that an end face of the light guide plate faces the led (17); holding members (hm) that hold and sandwich the liquid crystal panel (11) and the light guide plate (16) from the side of the display surface (11c) and from the side opposite thereto; and a light-shielding member (26) disposed on the heat dissipating member (19), the light-shielding member being interposed between the liquid crystal panel (11) and the led (17) for preventing light from the led (17) from directly entering the liquid crystal panel (11), the light shielding part (26) being configured such that a flexible substrate passage (fs) through which the flexible substrate (22) passes is formed between the light-shielding member (26) and a frame (13), of the holding members (hm), that is disposed on the side of the display surface (11c).. .
08/14/14
20140226073
Illumination device, display device, and television receiving device
The backlight device (24) of the present invention is provided with: a heat-dissipating member (36) having a bottom surface part (36a); a light guide plate (20) that has a light-receiving face (20a) on the side face thereof and that is arranged such that the back surface of the plate faces the front of the bottom surface part (36a); and led light-source (28) that is arranged opposite to the light-receiving face (20a) above the front surface of the bottom surface part (36a); a reflective sheet (26) that is arranged to be in contact with the back surface of the light-guide plate (20); and a protruding part (38) that is formed so as to protrude from the front surface of the bottom surface part (36a) between the led light source (28) and the light-receiving face (20a), the protruding part (38) being higher than the back surface of the light guide plate (20).. .
08/14/14
20140226072
Display device and television receiver
A liquid crystal display device (10) related to the present invention is provided with an led (17); a heat-dissipating member (19) mounted with the led (17); a liquid crystal panel (11) that uses light from the led (17) to display; a light guide plate (16) that is disposed on a side of the liquid crystal panel (11) opposite to the display surface (11a), the light guide plate being disposed such that an end surface thereof faces the led (17); a chassis (14) arranged on a side of the light guide plate (16) opposite to the liquid crystal panel (11); a frame (13) that is arranged on the display surface (11a) of the liquid crystal panel (11), the frame holding the liquid crystal panel (11) and the light guide plate (16) by sandwiching the liquid crystal panel (11) and the light guide plate (16) with the chassis (14) while housing the led (17) and the heat-dissipating member (19) therein, the frame constituting the exterior of the liquid crystal display device (10); and a protruding member (21) that protrudes from the frame (13) to the heat dissipating member (19), the protruding member being provided to attach the heat dissipating member (19) to the frame (13), the protruding member having a heat insulating layer (hir) interposed between the protruding member and the heat dissipating member (19).. .


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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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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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