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US20120313131 LED LEADFRAME OR LED SUBSTRATE, SEMICONDUCTOR DEVICE, AND METHOD FOR MANUFACTURING LED LEADFRAME OR LED SUBSTRATE  
An LED leadframe or LED substrate includes a main body portion having a mounting surface for mounting an LED element thereover. A reflection metal layer serving as a reflection layer for reflecting...
US20120228653 LIGHT EMITTING DEVICE  
A light emitting device of embodiments is provided with a light-emitting element emitting excitation light of a first wavelength, a first phosphor layer containing a first phosphor that converts...
US20090278152 LIGHT EMITTING DIODE AND PACKAGE METHOD THEREOF  
A light emitting diode comprises a sheet-like package body, a barricade, a light emitting diode die, and fluorescent filler. The sheet-like package body has a die-bonding region. The barricade is a...
US20090315051 PHOTOELECTRIC SEMICONDUCTOR DEVICE CAPABLE OF GENERATING UNIFORM COMPOUND LIGHTS  
A transparent layer and a phosphor layer are covered on the LED chip for increasing light emission efficiency and evenness of the LED. Based on angle-dependent emission strength of the LED chip,...
US20090218585 ALUMINATE PHOSPHOR CONTAINING BIVALENCE METAL ELEMENTS, ITS PREPARATION AND THE LIGHT EMITTING DEVICES INCORPORATING THE SAME  
A phosphor can be excited by UV, purple or blue light LED, its production and the light emitting devices. The general formula of the phosphor is LnaMb(O,F)12:(R3+, M′2+)x, wherein, Ln is at least o...
US20120025236 LIGHT EMITTING DIODE SUBSTRATE, METHOD OF MAKING SAME AND LIGHT EMPLOYING SAME  
An LED light source (10) comprises a ceramic substrate (20) with first and second opposed surfaces (30, 40). Pockets (50) are formed in the first surface (30) and each of the pockets includes a...
US20070146915 Color filter array and organic light-emitting display device using the same  
A color filter array is provided that is capable of implementing full color with improved light-emitting efficiency and color coordinate values from a mixed light of blue and red, and an organic...
US20090140278 Tunable LED module  
The objective of the invention is to provide with a tunable LED module capable of easily selecting a wavelength and reducing particular parts, comparing to that of prior art. The tunable LED module...
US20100044726 Method for Packaging White-Light LED and LED Device Produced Thereby  
This invention relates to light-emitting diodes or devices (LEDs), such as LED lighting assemblies and methods of manufacturing them. More particularly, this invention relates to white-light LED...
US20050285129 Instrument excitation source and calibration method  
An LED excitation source and module useful for full plate imaging fluorescence instruments as well as methods for calibrating such instruments.
US20100244076 LIGHT EMITTING DEVICE COMPRISING A GREEN EMITTING SIALON-BASED MATERIAL  
The invention relates to a light emitting device, especially a LED comprising a green emitting material of the composition Sr5−y−z−aMySi23−xAl3+xOx+2aN37−x−2a:Euz:Cez1. This material has been fo...
US20060202221 LED  
A LED comprises a base body. The base body carries a light generating element. A light guide body is provided in the emitting direction of the light generating element. According to the invention,...
US20070158666 Backlight Unit  
A backlight unit includes a light guide plate having a light-incidence plane and a light-exit plane and at least a light emitting diode (LED) mixing package located in proximity to the...
US20090127576 NANOCRYSTAL LIGHT-EMITTING DIODE  
A nanocrystal light-emitting diode with improved structural stability is disclosed. Specifically, the nanocrystal light-emitting diode comprises an excitation source, a nanocrystal-containing light...
US20110084296 Light Emitting Diode and Manufacturing Method Thereof  
A light emitting diode manufacturing method introduces a transparent enclosure to improve the uniformity of coating phosphor, so as to achieve the purposes of enhancing the uniform color...
US20130328095 Ceramic Composite for Light Conversion, Method for Producing Same, and Light Emitting Device Including Same  
A ceramic composite for light conversion, and method of producing same and a light emitting device including the same. The ceramic composite for light conversion of the present invention is a...
US20080308828 Phosphor-containing adhesive silicone composition, composition sheet formed of the composition, and method of producing light emitting device using the sheet  
An addition curable adhesive silicone composition containing a phosphor dispersed uniformly therein is provided. The dispersive state of the phosphor remains stable over time. The composition, in...
US20080006835 Photonic Band Gap Materials With Phosphors Incorporated  
The present invention relates to the use of photonic band gap materials with phosphors incorporated. Photonic band gap materials play an important role for LEDs as light sources in applications...
US20080185600 Phosphor particles with plural coatings for LEDs  
A light emitting semiconductor device including a light emitting diode having a cascading phosphor is improved by the particles of phosphor being coated with a moisture barrier layer and a buffer...
US20120025243 LED PACKAGE AND METHOD FOR MANUFACTURING THE SAME  
An LED package includes a substrate, an LED chip, a bounding dam, and a first encapsulation. The substrate includes a first surface and a second surface opposite to the first surface. The LED chip...
US20130082293 LED PACKAGE DEVICE  
An LED package device comprises a substrate, an LED chip, a reflector and a covering layer. The covering layer completely encapsulates the reflector, the LED chip and the substrate to enhance the...
US20100038663 LED LIGHT RECYCLING FOR LUMINANCE ENHANCEMENT AND ANGULAR NARROWING  
Some embodiments provide a luminance-enhanced light source. These embodiments include a thin-film LED mounted on a substrate and with a defined upper surface approximately hemispherically emitting...
US20110018014 LIGHT EMITTING DIODE COMPONENT  
In a lighting package, a printed circuit board supports at least one light emitting die. A light transmissive cover is disposed over the at least one light emitting die. A phosphor is disposed on...
US20090108281 Light emitting diode package and method for fabricating same  
An LED package comprising a submount having a top and bottom surface with a plurality of top electrically and thermally conductive elements on its top surface. An LED is included on one of the top...
US20080210965 Light-emitting diode incorporation the packing nano particules with high refractive index  
Light-emitting diode packages with very high light extraction efficiency are disclosed. The packages utilize the intrinsically optically transparent nano particles with high refractive index, by...
US20100301359 Light Emitting Diode Package Structure  
An LED package structure with good heat dissipation, includes a metal plate having at least one recess, a heat-conducting insulating layer directly formed on a surface of the metal plate, a...
US20110006334 WHITE LED LAMP, BACKLIGHT, LIGHT EMITTING DEVICE, DISPLAY DEVICE AND ILLUMINATION DEVICE  
A white LED lamp including: a conductive portion; a light emitting diode chip mounted on the conductive portion, for emitting a primary light having a peak wavelength of 360 nm to 420 nm; a...
US20100187555 (Al,Ga,In)N AND ZnO DIRECT WAFER BONDED STRUCTURE FOR OPTOELECTRONIC APPLICATIONS, AND ITS FABRICATION METHOD  
An (Al, Ga, In)N and ZnO direct wafer bonded light emitting diode (LED), wherein light passes through electrically conductive ZnO. Flat and clean surfaces are prepared for both the (Al, Ga, In)N...
US20080042146 LIGHT-EMITTING DEVICE HAVING IMPROVED AMBIENT CONTRAST  
A light emitting device comprising one or more color-change material light-emitting elements, wherein at least one color-change material light-emitting element comprises: a light-emitting layer...
US20110241024 LIGHT EMITTING DIODE HAVING A WAVELENGTH SHIFT LAYER AND METHOD OF MANUFACTURE  
Embodiments of the present invention provide an LED having a Wavelength Shift Layer (WSL) and method of manufacture. Specifically, under embodiment of the present invention, a WSL layer is applied...
US20050221121 Organic light-emitting element, image display device and production method thereof  
It is an object to provide an organic light-emitting element having two or more light-emitting layers, wherein degradation of each constituent material for the light-emitting layer is reduced to...
US20120261700 PHOSPHOR REFLECTING SHEET, LIGHT EMITTING DIODE DEVICE, AND PRODUCING METHOD THEREOF  
A phosphor reflecting sheet provides a phosphor layer on one side in a thickness direction of a light emitting diode element and provides a reflecting resin layer at the side of the light emitting...
US20090179213 PHOSPHOR COATING SYSTEMS AND METHODS FOR LIGHT EMITTING STRUCTURES AND PACKAGED LIGHT EMITTING DIODES INCLUDING PHOSPHOR COATING  
Methods are disclosed including applying a layer of binder material onto an LED structure. A luminescent solution including an optical material suspended in a solution is atomized using a flow of...
US20060237735 High-efficiency light extraction structures and methods for solid-state lighting  
A soft solder flowing into the recesses of a semiconductor thin film LED provides: (a) increased bonding strength and better mechanical durability, (b) improved heat dissipation, (c) enhanced light...
US20110233583 HIGH-POWER LED PACKAGE  
A high-power LED package includes a thermal conductive substrate, a circuit layer formed on the top wall of the thermal conductive substrate, a LED chip mounted on the top wall of the thermal...
US20130049046 COLOR TUNABLE ORGANIC LIGHT EMITTING DIODE  
The inventive concept provides an organic light emitting diode that can change its color. A color change is embodied by a micro cavity effect caused by a metal thin film partly formed on a positive...
US20100012955 Light-Emitting Diode Arrangement and Method for Producing the Same  
A light-emitting diode arrangement comprising a plurality of semiconductor chips which are provided for emitting electromagnetic radiation from their front side (101) and which are fixed by their...
US20120056224 LIGHT EMITTING DEVICE  
A light emitting device according to one embodiment includes a light emitting element that emits light having a wavelength of 380 nm to 470 nm; a CASN first red phosphor that is disposed on the...
US20120076167 SIDE-EMITTING LED LIGHT SOURCE FOR BACKLIGHTING APPLICATIONS  
Disclosed is a side-emitting light device comprising two sub-assemblies which are optically bonded together. Each sub-assembly comprises a substrate, at least one light source disposed on the...
US20130320374 Double-Layer Circuit Structure with High Heat-Dissipation Efficiency  
The present invention relates to a double-layer circuit structure with high heat-dissipation efficiency, comprising: a first thermal-conductive and electric-insulating layer, a plurality of first...
US20110215355 PHOTONIC CRYSTAL PHOSPHOR LIGHT CONVERSION STRUCTURES FOR LIGHT EMITTING DEVICES  
Solid state light emitting devices include a solid state light emitting die and a photonic crystal phosphor light conversion structure. The photonic crystal phosphor light conversion structure may...
US20100109038 LIGHT EMITTING DIODE WITH INTEGRAL PARABOLIC REFLECTOR  
The dielectric casing of a light emitting diode (LED) incorporates an integral parabolic reflector system which redirects light in a collimated pattern deflected at significant angles relative to...
US20130082292 Light Emitting Diode Packaging Structure and Method of Fabricating the Same  
A method of fabricating alight emitting diode packaging structure provides a metallized ceramic heat dissipation substrate and a reflector layer, and the metallized ceramic heat dissipation...
US20140034987 COMPOSITE HIGH REFLECTIVITY LAYER  
A high efficiency light emitting diode with a composite high reflectivity layer integral to said LED to improve emission efficiency. One embodiment of a light emitting diode (LED) chip comprises an...
US20110169036 COMPOSITE HIGH REFLECTIVITY LAYER  
A high efficiency light emitting diode with a composite high reflectivity layer integral to said LED to improve emission efficiency. One embodiment of a light emitting diode (LED) chip comprises an...
US20140097461 PHOSPHOR SHEET-FORMING RESIN COMPOSITION  
A phosphor sheet-forming resin composition uses a low-cost resin material having high light fastness and low visible light absorption and is capable of providing a phosphor sheet at low cost with...
US20100276717 LIGHT SCATTERING BY CONTROLLED POROSITY IN OPTICAL CERAMICS FOR LEDS  
The present invention relates to a light emitting device (100) comprising at least one light emitting diode (101) and at least one porous ceramic element (102), which ceramic element (102) is...
US20130015478 LIGHT EMITTING MODULE AND HEAD LAMP INCLUDING THE SAME  
Disclosed is a light emitting module including a light emitting device package having a circuit board having a cavity, an insulation substrate arranged in the cavity, with a conductive pattern...
US20080308829 VERTICAL LED WITH CURRENT GUIDING STRUCTURE  
Techniques for controlling current flow in semiconductor devices, such as LEDs are provided. For some embodiments, a current guiding structure may be provided including adjacent high and low...
US20120161180 LED PACKAGE  
According to one embodiment, an LED package includes a first lead frame and a second lead frame, an LED chip and a resin body. The resin body covers the LED chip and the top face, a part of the...