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7626210 |
Low profile side emitting LED
Low profile, side-emitting LEDs are described, where all light is efficiently emitted within a relatively narrow angle generally parallel to the surface of the light-generating active layer. The...
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7626153 |
System and/or method for reading, measuring and/or controlling intensity of light emitted from an LED
A system and/or a method for reads, measures and/or controls intensity of light emitted from a light-emitting diode (LED). The system and/or the method have a light intensity detector adjacent to...
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7625111 |
Light guide device and back lighting module comprising the same
A light guide device is used in a back light module that more uniformly mixes different colored light emitted from a plurality of LEDs and transfers the mixed light to a display panel, wherein a...
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7625091 |
Illuminating device and projector device
A projector module adopts a structure having an optical image forming block and an optical block integrated via a locking member. The optical image forming block adopts a structure achieved by...
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7623197 |
Flat screen
A flat screen comprises a liquid-crystal element, such as an LCD element, for representing an image. Further, a plurality of point light sources, such as LEDs, are provided. Between the point light...
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7621657 |
Light emitting device, surface light source device, display and light flux control member
Light from light emitting element enters into a flux control member through a recess on an inner face of the light flux control member, being emitted from an emission control face (outer face). At...
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7619211 |
Light guiding apparatus
LED elements ( 5 ) which are light emitting elements are mounted on a substrate ( 7 ). LED light guide plates ( 9, 9 ) which are light-emitting-element light guide components are arranged at...
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7618147 |
Efficient illumination for display systems and in methods for displaying
A display system ( 100, 200, 300, 350, 400, 450 ) for displaying an image is described. The display system ( 100, 200, 300, 350, 400, 450 ) typically comprises one or a plurality of individual...
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7616849 |
Illuminating devices including uniform light distribution, multiple light sources, and multiple types of light sources
An optical device for collecting and distributing light from a quasi point light source which includes a planar light guide having surfaces through which optical axes are periodically spaced. There...
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7615795 |
Solid state white light emitter and display using same
A light emitting assembly comprising a solid state device coupleable with a power supply constructed and arranged to power the solid state device to emit from the solid state device a first,...
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7614778 |
Backlight unit and driving method thereof, and liquid crystal display device having the backlight unit
A liquid crystal display device, backlight unit, and method of driving a backlight unit are provided. The backlight includes a lamp and an inverter that is operative to supply a driving voltage to...
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7614774 |
LED and LED-applied backlight module
A light emitting diode includes two lead-frames, one or a plurality of light emitting chip, a casing, and a packaging colloid; the casing comprised of two pairs of a first and a second side units...
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7614758 |
Backlight for color liquid crystal display apparatus
A backlight for a color liquid crystal display apparatus includes a first light-guide plate; a first incidence part for receiving light of a first primary color in a first area on a first lateral...
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7611273 |
Point light source, light-emitting module and display device having the same
A point light source includes a body, a light-emitting unit and a fluorescent unit. The body includes a bottom portion and a protrusion portion protruded from the bottom portion. The light-emitting...
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7608990 |
Anode plate structure for flat panel light source of field emission
This invention provides an anode plate structure for a flat panel light source of field emission. The structure for the flat panel light source includes an anode plate structure in addition to a...
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7607816 |
Light guide plate and backlight module adopting same
A light guide plate includes a light incident surface, a light emission surface intersects with the light incident surface, and a bottom surface opposite to the light emission surface. The light...
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7607815 |
Low profile and high efficiency lighting device for backlighting applications
A light source having a flexible substrate and a plurality of dies having LEDs is disclosed. The light source can be conveniently utilized to provide an extended light source by bonding the light...
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7607812 |
Light-emitting diode panel fixture
A light-emitting diode panel fixture including a light guide panel, a light-emitting diode strip at an edge of the light guide panel, a base encompassing the light-emitting diode strip and attached...
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7607800 |
Backlight unit and liquid crystal display with the same
A backlight unit and a liquid crystal display device including such a backlight unit are provided. According to an embodiment, there is provided a backlight unit comprising a plurality of light...
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7604389 |
Surface light source device
A surface light-source device includes: a plurality of point light sources; a light-guide plate arranged for emitting from its emitting surface the light incident on one lateral side thereof from...
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7600910 |
Illumination device, liquid crystal device, and electronic apparatus
An illumination device includes light sources; a light source substrate on which the light sources are mounted; a light guide panel having a light entrance plane to be arranged so as to oppose the...
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7600909 |
Spread illuminating apparatus
A spread illuminating apparatus includes: a point light source; a light conductor plate having a prism array formed at a side surface thereof at which the point light source is disposed; a frame...
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7600890 |
Illuminated sign and light source for use with said sign
An illuminable sign ( 20 ) has a base ( 22 ); a trough ( 24 ) having a configuration C formed in the base ( 22 ); a light dispensing medium ( 26 ) having the configuration C fitted in the trough (...
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7597470 |
Illuminating device, and display device and portable electronic device having the same
A plurality of display portions are illuminated in different colors using a light source of a single type and a single light guide plate. A light source ( 220 ) has a light emitting element for...
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7597468 |
Light source of side-edge type LED backlight unit
A light source of side-edge type light-emitting diode (LED) backlight unit for using in a liquid crystal display (LCD) comprises a substantial LED bar, at least one primary LED set preset as the...
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7597451 |
Backlight unit and liquid crystal display device
To provide a backlight unit capable of improving color purity of a prescribed emission color as well as obtaining a uniform emission colors in the entire device, and a liquid crystal display device...
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7594733 |
Converging sheet, surface light source unit, and transmission type display
A converging sheet includes a light-emerging-side lens member formed of a plurality of unit lenses of convex shape that are arranged on a light-emerging side, and a scattering layer that is formed...
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7591580 |
Lighting device
In the lighting device, cylindrical lenses are provided on a reflection surface side of a light guide plate, and the adjacent cylindrical lenses are connected by a concaved curved surface.
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7591579 |
Light source module and display device having the same
A light source module includes a light guide plate having a light incident surface receiving light and a light emitting surface emitting the received light, a board arranged adjacent to the light...
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7591578 |
Edge type backlight module having a reflective plate
An edge type backlight module includes a diffusion plate, at least a lamp-fixing unit, at least a light source and a reflective plate. The lamp-fixing unit is disposed under one edge of the...
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7588364 |
Spread illuminating apparatus of multiple panel type
A spread illuminating apparatus includes a plurality of lighting units each of which includes a light conductor plate having a light outlet surface and a light inlet surface, and a light source...
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7588363 |
Illuminat system
An illumination system has linear array of light emitters (R, G, B, A, W) associated with it least one linear array of outcoupling means (O 1 , O 2 , O 3 , . . . ) for coupling light out of the...
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7588362 |
Backlight assembly, display device provided with the same, and method for assembling backlight assembly
A backlight assembly, a display device provided with the backlight assembly, and a method of assembly the backlight assembly are provided. The backlight assembly includes a light source unit having...
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7585098 |
Light source device and liquid crystal display device using the same
Color non-uniformity due to LED light sources of a liquid crystal display (LCD) device is improved. A light quantity control film is arranged between an LED source and the entrance surface of a...
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7585083 |
Backlight for display device
A backlight for a display device includes a board, a plurality of light emitting diodes (LEDs) mounted on the board, and a light guiding plate that is provided on the LEDs and has light reflecting...
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7583332 |
Color-filterless liquid crystal display device
A color-fliterless liquid crystal display device includes a plurality of pixel units, each pixel unit includes a first sub-pixel and a second sub-pixel. The liquid crystal display device includes a...
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7582911 |
LED luminaire
A modular light emitting diode (LED) mounting configuration is provided including a light source module having a plurality of pre-packaged LEDs arranged in a serial array. The module is connected...
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7581850 |
Light guide plate and backlight module using the same
A backlight module ( 20 ) includes a light guide plate ( 23 ), a reflecting member ( 21 ) and a plurality of light source ( 22 ). The light guide plate has a light incidence surface ( 231 ) and a...
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7579198 |
Method for making backlight module
An exemplary method for making a backlight module, the method includes steps in following order: providing a transparent base sheet and at least one light emitting diode; punching the base sheet to...
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7575360 |
Spread illuminating apparatus
A spread illuminating apparatus includes a point light source, a light conductor plate having a light inlet surface facing the point light source, and a housing frame to hold the point light source...
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7575358 |
Planar Illumination Device
Thinning of a planar illumination device using an LED is accelerated while higher and more uniform brightness is promoted. An LED 24 constituting the planar illumination device has no lamp...
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7570312 |
Liquid crystal display module having replaceable light sources
Disclosed is a liquid crystal display module which makes it possible to reduce the number of components and manufacturing processes of the liquid crystal display module and to easily replace a...
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7569807 |
Light source with photosensor light guide
The present invention provides a light source comprising one or more light-emitting elements, one or more photosensors and, a photosensor light guide, such as, for example, a substantially planar...
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7568826 |
Backlight and liquid crystal display device
A backlight device including a light guide plate having an upper surface configured to face a liquid crystal panel, a lower surface, and at least one side surface extending in a thickness direction...
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7568806 |
Light source unit having a light source in a mirror tunnel
A light source unit includes a mirror tunnel which has a prism-like shape and whose external sides are formed to taper, and a light source which includes a light emitting device and which is...
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7566160 |
Light generating device, backlight assembly having the same, and display apparatus having the backlight assembly
A light-generating device includes a driving substrate and a plurality of light source arrays. The driving substrate has a rectangular planar shape. The plurality of light source arrays is formed...
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7566159 |
Side-emitting LED package with improved heat dissipation
A light source and a method for making the same are disclosed. The light source includes a lead frame, an integrated circuit chip and a body. The lead frame has first and second sections. The first...
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7563013 |
Light guide plate
A light guide plate is adapted for use with at least one light source that is capable of providing source light beams. The light guide plate includes a plate body, and a plurality of light-guiding...
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7560745 |
LED package and backlight assembly for LCD comprising the same
The LED package includes a substrate, one LED or more separated from each other by designated intervals and arranged in a line on the substrate, and a molding portion, for sealing the upper surface...
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7556417 |
Optical plate and backlight module using the same
An exemplary optical plate includes at least one transparent plate unit. The transparent plate unit includes a light output surface, a bottom surface, a plurality of microstructures, and at least a...
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