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Class 257/89 - Multi-color emission


Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: Subject matter wherein different light emitting devices
No. of patents: 531
Last issue date: 05/29/2012


1                      
NumberTitleIssue Date
8188492Light emitting device having plural light emitting diodes and at least one phosphor for emitting different wavelengths of light
The present invention provides a light emitting device, comprising a first light emitting diode for emitting light in an ultraviolet wavelength region; at least one phosphor arranged around the first light emitting diode and excited by the light emitted from the fir...
05/29/2012
8183583LED package module
An LED package module according to an aspect of the invention may include: a substrate having predetermined electrodes thereon; a plurality of LED chips mounted onto the substrate, separated from each other at predetermined intervals, and electrically connected to t...
05/22/2012
8174034OLED with color conversion
An OLED is thus specified which includes a layer construction comprising at least an anode, a cathode and a functional layer arranged in between, the layer construction being arranged on a substrate. At least one electrode, selected from the anode and cathode, is tr...
05/08/2012
8164103Multiple circuit power supply interface for light-emitting-diode color mixing
The present invention discloses an light emitting diode (LED) light source and an interface for providing power to the LED. The LED light source includes an LED unit and a second coupling unit. The LED unit includes a base, one or more LED, and a first coupling unit...
04/24/2012
8158993Nitride semiconductor crystal with surface texture
A nitride semiconductor light emitting device is formed by: forming a resist pattern on a first nitride semiconductor layer formed on a substrate, the resist pattern having a region whose inclination angle relative to a substrate surface changes smoothly as viewed i...
04/17/2012
8154033LED device and method of packaging the same
A light emitting diode (LED) device including a transparent substrate, a plurality of LED chips, a circuit, and a transparent encapsulant is provided. The LED chips are fixed on the transparent substrate, and utilized for radiating at least a light beam. The circuit...
04/10/2012
8148740Semiconductor light emitting device and method of manufacturing the same
Provided are a semiconductor light emitting device and a method of manufacturing the same. The semiconductor light emitting layer comprises a first conductive type semiconductor layer, an active layer on the first conductive type semiconductor layer, and a second co...
04/03/2012
8143633LED package structure and manufacturing process thereof
A process for manufacturing an LED package structure includes the following steps: (A) providing a T-shaped heat-sink block and an integral material sheet, wherein the T-shaped heat-sink block includes a base portion and a rise portion extending from the base portio...
03/27/2012
8143632Light emitting device and method for producing the light emitting device
To provide a light emitting device that does not experience a decline in radiant efficiency in use, enables luminous flux from LED elements to be increased, and white light of good color rendering to be produced, and heat generated by the LED elements to be smoothly...
03/27/2012
8134165Light emitting device employing non-stoichiometric tetragonal alkaline earth silicate phosphors
Disclosed is a light emitting device employing non-stoichiometric tetragonal Alkaline Earth Silicate phosphors. The light emitting device comprises a light emitting diode emitting light of ultraviolet or visible light, and non-stoichiometric luminescent material dis...
03/13/2012
8134166Light emitting device and method for producing the light emitting device
A light emitting device that has a radiant efficiency that does not decline in use, enables luminous flux to be increased by a high electric current, and produces white light with good color rendering and a method for producing a light emitting device capable of smo...
03/13/2012
8115218Light emitting diode package structure and method for fabricating the same
A light emitting diode (LED) package structure includes a carrier, a first protrusion, a LED chip, and an adhesion layer. The first protrusion is disposed on the carrier and has a first opening to expose the carrier. The LED chip is disposed in the first opening on ...
02/14/2012
8110839Lighting device, display, and method for manufacturing the same
A display, a lighting device and a method for manufacturing the lighting device are provided. The lighting device comprises a substrate, an electrode layer, a plurality of light source units and a light scattering layer, which is covered by a transparent layer and a...
02/07/2012
8110840Light emitting apparatus and method for the same
A light emitting apparatus includes a patterned conductive layer, a light emitting device on the patterned conductive layer, and a first light diffusion layer. The light emitting device and the patterned conductive layer are embedded in the first light diffusion lay...
02/07/2012
8106411Light emitting device
A light emitting device made in accordance with principles of the disclosed subject matter can provide countermeasures against static electricity and can be configured in a relatively small size. The lighting emitting device can include both a first conductor patter...
01/31/2012
8101958Semiconductor light-emitting device
Embodiments relate to a semiconductor light-emitting device. The semiconductor light-emitting device comprises a plurality of compound semiconductor layers including a first 5 conductive semiconductor layer; an active layer on the first conductive semiconductor laye...
01/24/2012
8093604Engineered structure for solid-state light emitters
An engineered structure of a light emitting device comprises multiple layers of alternating active and buffer materials disposed between AC or DC electrodes, which generate an electric field. The active layers comprise luminescent centers, e.g. group IV semiconducto...
01/10/2012
8089079Light emitting device
A light emitting device includes a package body including a multilayer cavity; a first light emitting part including a first light emitting device in a first cavity of a first layer area of the multilayer cavity, and a second light emitting part including a second l...
01/03/2012
8089080Engineered structure for high brightness solid-state light emitters
Electroluminescent (EL) light emitting structures comprises one or more active layers comprising rare earth luminescent centers in a host matrix for emitting light of a particular color or wavelength and electrodes for application of an electric field and current in...
01/03/2012
8076681White organic electroluminescent device
A high-efficiency, white organic electroluminescent device has such a structure that its emission layer is obtained by laminating sub-emission layers of red, green, and blue, respectively. The green sub-emission layer contacting a hole transport layer has a delayed ...
12/13/2011
8071989Multi-chip package with a plurality of chip pads arranged in an array
A circuit structure of a package carrier including a plurality of chip pads, a first electrode, a second electrode, a third electrode and a fourth electrode is provided. These chip pads are arranged in an M×N array. A first bonding pad, a second bonding pad, a thir...
12/06/2011
8053792Semiconductor light emitting device and method for manufacturing the same
Provided is a semiconductor light emitting device and a method for manufacturing the same. The semiconductor light emitting device comprises: a first semiconductor layer; a light emitting structure on one sided portion of the first semiconductor layer; a protection ...
11/08/2011
8049231Quantum photonic imagers and methods of fabrication thereof
Emissive quantum photonic imagers comprised of a spatial array of digitally addressable multicolor pixels. Each pixel is a vertical stack of multiple semiconductor laser diodes, each of which can generate laser light of a different color. Within each multicolor pixe...
11/01/2011
8049230Apparatus and system for miniature surface mount devices
In one embodiment, a surface-mount device comprises a casing having opposed, first and second main surfaces, side surfaces, and end surfaces. A lead frame partially encased by the casing comprises (1) an electrically conductive LED chip carrier part having a surface...
11/01/2011
8039853Light emitting device
A light emitting device is provided which can prevent a change in gate voltage due to leakage or other causes and at the same time can prevent the aperture ratio from lowering. A capacitor storage is formed from a connection wiring line, an insulating film, and a ca...
10/18/2011
8035117Multi element, multi color solid state LED/laser
A light emitting diode (LED) grown on a substrate doped with one or more rare earth or transition elements. The dopant ions absorb some or all of the light from the LED's active layer, pumping the dopant ion electrons to a higher energy state. The electrons are natu...
10/11/2011
8022421Light emitting module having LED pixels and method of forming the same
A method for forming a pixel of an LED light source is provided. The method includes following steps: forming a first layer on a substrate; forming a second layer and a first light-emitting active layer on the first layer; exposing a portion of an upper surface of t...
09/20/2011
8022422Display apparatus with color pixels
A display apparatus includes pixel electrodes disposed on a first base substrate, a second base substrate which faces the first base substrate, color pixels disposed on the second base substrate, the color pixels correspond to the pixel electrodes in a one-to-one co...
09/20/2011
8017955Composite LED modules
A composite multi-color light emitting diode device includes a first light emitting diode unit and a second light emitting diode unit that is arranged on top of the first light emitting diode unit for emitting two different wavelengths of electromagnetic radiation. ...
09/13/2011
8017957Semiconductor laser apparatus
A sub-substrate, a blue-violet semiconductor laser device, an insulating layer, and a red semiconductor laser device are stacked in order on a support member through a plurality of fusion layers. The insulating layer is stacked on an n-side pad electrode of the blue...
09/13/2011
8017956Semiconductor light emitting device
A wiring electrode is provided on a mount substrate. A light emitting element is provided on the wiring electrode to connect electrically with the wiring electrode and is configured to emit a blue to ultraviolet light. A reflective film is provided above the light e...
09/13/2011
8008674Light emitting device and LCD backlighting device
A light emitting device has a mount with a protruding portion that has an element mounting surface on which a light emitting element is mounted and a first lead and a second lead are exposed. The light emitting element has a first electrode and a second electrode th...
08/30/2011
7985976Semiconductor light emitting device, method of manufacturing the same, and semiconductor light emitting device package using the same
There is provided a semiconductor light emitting device, a method of manufacturing the same, and a semiconductor light emitting device package using the same. A semiconductor light emitting device having a first conductivity type semiconductor layer, an active layer...
07/26/2011
7982228Semiconductor color-tunable broadband light sources and full-color microdisplays
Methods and systems are provided that may be used to utilize and manufacture a light sources apparatus. A first light emitting diode emits light having a first wavelength, and a second light emitting diode for emitting light having a second wavelength. Each of the f...
07/19/2011
7964881Semiconductor light emitting device, method of manufacturing the same, and semiconductor light emitting device package using the same
There is provided a semiconductor light emitting device, a method of manufacturing the same, and a semiconductor light emitting device package using the same. A semiconductor light emitting device having a first conductivity type semiconductor layer, an active layer...
06/21/2011
7960744Multi-light emitting diode package
A multi-LED package includes a heat sink including a primary slug and a secondary slug separated from each other, a primary LED chip mounted on the primary slug, one or more secondary LED chips mounted on the secondary slug, a lead frame structure electrically wired...
06/14/2011
7947992Light-emitting element, display device, and electronic apparatus
A light-emitting element includes a cathode, an anode, a first light-emitting layer disposed between the cathode and the anode, a second light-emitting layer disposed between the first light-emitting layer and the cathode, a third light-emitting layer disposed betwe...
05/24/2011
7943941Device for emitting various colors
A device for emitting various colors by mixing light from a first light emitting diode and light from a second light emitting diode comprises, according to one embodiment: the first light emitting diode including an LED chip comprising InGaN and being capable of emi...
05/17/2011
7935972Light emission device
The invention relates to a light emission device, comprising at least two light-emitting semiconductor chips and a substrate. At least one first semiconductor chip (12) is fitted on the substrate and a second semiconductor chip (14) is fitted on the fi...
05/03/2011
7932525Semiconductor light-emitting device
A semiconductor light-emitting device includes: a light-emitting semiconductor element arranged on a lead frame; a transparent resin mold covering the light-emitting semiconductor element and the lead frame except a terminal portion of the lead frame; and a reflecti...
04/26/2011
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