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US20110057227 LED Comprising a Multiband Phosphor System  
The invention relates to an LED module comprising at least one blue LED and a color conversion layer that is applied thereto and emits a mixed light of the blue light of the LED and the convened...
US20110018017 LED WITH MOLDED REFLECTIVE SIDEWALL COATING  
A submount wafer, having mounted on it an array of LEDs with a phosphor layer, is positioned with respect to a mold having an array of indentions. A mixture of silicone and 10%-50%, by weight,...
US20110133222 LED LAMP WITH REMOTE PHOSPHOR COATING AND METHOD OF MAKING THE LAMP  
A light emitting diode (LED) lamp includes a base with one or more LED chips, an internal cover over the LED chips, where the cover is a translucent ceramic whose thermal conductivity is greater...
US20120080699 LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME  
A heat sink comprises a heat sink body, a reflective layer disposed over the heat sink body that has reflectivity greater than 90% for light in the visible spectrum, and a light transmissive...
US20120104437 OPTIC ASSEMBLY UTILIZING QUANTUM DOTS  
An optic assembly is provided. The assembly includes a housing having an upstream end and a downstream end. An LED is positioned in the upstream end of the housing. The LED is configured to...
US20120043552 System and Method for Selected Pump LEDs with Multiple Phosphors  
An LED pump light with multiple phosphors is described. LEDs emitting radiation at violet and/or ultraviolet wavelengths are used to pump phosphor materials that emit other colors. The LEDs...
US20120001214 PHOSPHOR CERAMIC AND LIGHT-EMITTING DEVICE  
A phosphor ceramic includes at least one fluorescent layer that is capable of emitting fluorescent light; and at least one non-fluorescent layer that does not emit fluorescent light and is...
US20110075408 LIGHT EMITTING DIODE (LED) LIGHTING SYSTEMS INCLUDING LOW ABSORPTION, CONTROLLED REFLECTANCE ENCLOSURES  
LED lighting systems include an enclosure adjacent at least one LED that is configured so that at least some light that is emitted by the at least one LED passes through the enclosure. The...
US20110013391 LIGHT EMITTING DIODE (LED) MARKING PANEL  
The present invention provides a light emitting diode (LED) marking panel, including a substrate, which forms a marking surface; a protruding flange, which is protruded on the periphery of the...
US20110012157 TRANSPARENT HEAT SPREADER FOR LEDS  
A heat spreader for an LED can include a thermally conductive and optically transparent member. The bottom side of the heat spreader can be configured to attach to a light emitting side of the LED....
US20110073898 LED MODULE  
The present invention relates to a LED module which converts pump light from a LED chip (120) to light at another wavelength, which is emitted from the module. The conversion takes place in a...
US20110284899 Organic Light Emitting Device Lighting Panel  
A first device that may include one or more organic light emitting devices. At least 65 percent of the photons emitted by the organic light emitting devices are emitted from an organic...
US20110057226 LED Module Comprising a Dome-shaped Color Conversion Layer  
An LED module comprises at least one LED chip (4) emitting monochromatic light having a first spectrum, a platform (2) on which the LED chip is mounted, a reflecting wall (9) that is separate from...
US20110114985 Green Emitting Phosphor  
A green emitting phosphor is provided, allowing the internal quantum efficiency to be increased. A green emitting phosphor is proposed, which is a green emitting phosphor comprising a mother...
US20120080704 METHOD OF PROVIDING A PHOSPHOR WITH A PRECISELY CONTROLLED ELEMENT COMPOSITION, A PHOSPHOR PROVIDED BY THE SAME, A PHOSPHOR, AND A LIGHT EMITTING DEVICE COMPRISING THE SAID PHOSPHOR  
A method of providing a phosphor with a precisely controlled element composition, a phosphor provided by the same, and a red phosphor represented by the [formula 1] are disclosed, in which...
US20110042700 DIFFUSER FOR LED LIGHT SOURCES  
An LED light source, which includes at least one LED, a panel between the LED and the light emission surface of the light source, and a filler material inside the panel containing a material to...
US20110297973 LED WITH AN ADSORPTION PLATE  
The present invention relates to an LED with an adsorption plate attached thereto, and more particularly, to an LED which is covered with a light transmitter made of a light-transmitting material...
US20060157720 Nanocrystals including III-V semiconductors  
Semiconductor nanocrystals including III-V semiconductors can include a core including III-V alloy. The nanocrystal can include an overcoating including a II-VI semiconductor.
US20110012141 SINGLE-COLOR WAVELENGTH-CONVERTED LIGHT EMITTING DEVICES  
A packaged light emitting device (LED) includes an LED chip configured to emit light within a first wavelength range, and a wavelength conversion material on the LED chip. The wavelength conversion...
US20100038656 Nitride LEDs based on thick templates  
Thick HVPE templates of nitrides enhance both the growth conditions and resulting device performance of LEDs, power devices, solar cells, and other electrical elements. The use of HVPE templates...
US20110121344 COLOR CORRECTION FOR WAFER LEVEL WHITE LEDs  
A method for fabricating a plurality of LED chips comprises providing a plurality of LEDs and forming a plurality of spacers each of which is on at least one of the LEDs. Coating the LEDs with a...
US20110266584 WHITE LIGHT EMITTING DIODE WITH YELLOW, GREEN AND RED LIGHT EMITTING PHOSPHORS  
Provided is a white light emitting diode (LED) including a blue LED chip; and yellow, green, and red light emitting phosphors that are coated on the blue LED chip at a predetermined mixing ratio...
US20110297981 FLUORESCENT STRUCTURE AND METHOD FOR FORMING THE FLUORESCENT STRUCTURE AND LED PACKAGE USING THE SAME  
A fluorescent structure for a light-emitting package includes a first fluorescent layer and a second fluorescent layer covering the first fluorescent layer. The first fluorescent layer includes...
US20090057699 LED with Particles in Encapsulant for Increased Light Extraction and Non-Yellow Off-State Color  
In one embodiment, sub-micron size granules of TiO2, ZrO2, or other white colored non-phosphor inert granules are mixed with a silicone encapsulant and applied over an LED. In one experiment, the...
US20110031521 COMPOSITE PHOSPHOR POWDER, LIGHT EMITTING DEVICE USING THE SAME AND METHOD FOR MANUFACTURING COMPOSITE PHOSHPOR POWDER  
The invention provides a high quality composite phosphor powder which ensures diversity in emission spectrum, color reproduction index, color temperature and color, a light emitting device using...
US20110140146 LED UNIT  
An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face...
US20110140145 LED UNIT  
An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face...
US20120037938 SR2S15N8 Luminous substance emitting red and light source comprising a luminous substance of said king and method for producing the luminous substance  
A red-emitting luminescent material that belongs to the class of nitridosilicates and is doped with at least one activator D, in particular Eu, wherein the material is a modified D-doped alkaline...
US20120068208 MICRO-STRUCTURE PHOSPHOR COATING  
An optical emitter includes micro-structure phosphor coating on a light-emitting diode die mounted on a package substrate. The micro-structures are transferred onto a micro-structure phosphor...
US20110198651 Red and Green Fluorosulfide Phosphor, Preparation Method and White-Light Emitting Diodes  
Novel red and green fluorosulfide phosphors have a chemical formula of (A1-x-yCexBy)SF, wherein A and B are both trivalent metal ions, 0
US20110102704 WHITE LED FOR LIQUID CRYSTAL DISPLAY BACKLIGHTS  
A light emitting diode (LED), method for optimizing an LED having characteristics which are tailored for a liquid crystal color filter set, and a liquid crystal display (LCD) using the LED are...
US20110007228 WHITE LIGHT EMITTING DEVICE  
A white light emitting device capable of expanding the wavelength range of a blue LED used for realizing white light. The white light emitting device according to the present invention includes a...
US20120062821 WHITE LED, BACKLIGHT USING SAME, AND LIQUID CRYSTAL DISPLAY DEVICE CONFORMING TO EBU STANDARD  
In a embodiment, a white LED for a backlight of a liquid crystal display device conforming to the EBU standard includes an ultraviolet (purple) light-emitting element, and a phosphor layer which...
US20110006325 PHOSPHOR AND LED LIGHT-EMITTING DEVICE USING THE SAME  
An LED light emitting device is provided that has high color rendering properties and is excellent color uniformity and, at the same time, can realize even luminescence unattainable by conventional...
US20110220953 LED ASSEMBLY  
A light emission diode (LED) assembly, comprising a LED die (10), a phosphor layer (12), and a filter layer (14), wherein said filter layer (14) is developed in such a manner that light rays with a...
US20110309399 FLUORESCENT SUBSTANCE, METHOD OF MANUFACTURING THE FLUORESCENT SUBSTANCE, AND LIGHT EMITTING DEVICE USING THE FLUORESCENT SUBSTANCE  
A fluorescent substance is provided having excellent temperature properties and capable of being excited by light in the region from near ultraviolet to short-wavelength visible light to emit light...
US20080121917 HIGH EFFICIENCY WHITE, SINGLE OR MULTI-COLOR LIGHT EMITTING DIODES (LEDS) BY INDEX MATCHING STRUCTURES  
Light emitting diode (LED) structures with an overstructure material having a refractive-index matched to the active layer and ways to produce such materials are disclosed. Various implementations...
US20110073881 LEDs USING SINGLE CRYSTALLLINE PHOSPHOR AND METHODS OF FABRICATING SAME  
Methods for fabricating LED chips from a wafer and devices fabricated using the methods with one method comprising depositing LED epitaxial layers on an LED growth wafer to form a plurality of LEDs...
US20110211353 JACKETED LED ASSEMBLIES AND LIGHT STRINGS CONTAINING SAME  
A jacketed light emitting diode assembly is provided, which includes a light emitting diode including a set of positive and negative contacts, and a lens body containing a semiconductor chip and...
US20110163344 Production of Nitride-Based Phosphors  
This invention relates to a new method for the production of nitride-based phosphors, in particular, of phosphors containing rare earth elements. The phosphors can be used, for example, in light...
US20120037882 PHOSPHOR, PHOSPHOR MANUFACTURING METHOD, AND WHITE LIGHT EMITTING DEVICE  
Provided are a phosphor, a phosphor manufacturing method, and a white light emitting device. The phosphor is represented as a chemical formula of aMO-bAlN-cSi3N4, which uses light having a peak...
US20110272722 ENCAPSULATION STRUCTURE FOR LIGHT-EMITTING DIODE  
The present invention relates to an encapsulation structure for light-emitting diode, which includes an encapsulation base, at least one light-emitting diode chip, a first encapsulation material...
US20110163322 PHOSPHOR, PHOSPHOR MANUFACTURING METHOD, AND WHITE LIGHT EMITTING DEVICE  
Provided are a phosphor, a phosphor manufacturing method, and a white light emitting device. The phosphor is represented as a chemical formula of MaSibOcNd:Eu, which uses light having a peak...
US20100320492 RED EMITTING SIAION-BASED MATERIAL  
The invention relates to a red emitting material of the composition a(MIIN2/3)*b(MIIIN)*c(MIVN4/3)*d1CeO3/2*d2EuO*xMIVO2*yMIIIO3 /2 with Cerium and Europium present in the material. This material...
US20100301353 LED LIGHTING DEVICE HAVING A CONVERSION REFLECTOR  
An LED lighting device is provided which may include at least one light-emitting diode and at least one conversion reflector, wherein the conversion reflector is configured to emit at least a...
US20110049545 LED PACKAGE WITH PHOSPHOR PLATE AND REFLECTIVE SUBSTRATE  
After flip chip LEDs are mounted on a submount wafer and their growth substrates removed, a phosphor plate is affixed to the exposed top surface of each LED. A reflective material, such as silicone...
US20080135860 Rules For Efficient Light Sources Using Phosphor Converted Leds  
An LED lamp including an LED and one or more phosphors, wherein for each phosphor, a figure of merit (FOM) defined as the product of (incident LED flux)×(excitation cross-section of the ...
US20110140147 LED UNIT  
An LED unit includes an LED and a lens mounted on the LED. The lens includes a light-incident face adjacent to the LED, a light-emergent face remote from the LED, and a light-reflecting face...
US20070257273 Novel optical cover for optical chip  
A cover for use together with a transmitter of an encoded light or EMR beam for intercepting and re-directing the beam away from the transmitter toward a receiver, an optical device or another...
US20110062470 REDUCED ANGULAR EMISSION CONE ILLUMINATION LEDS  
A light emitting diode (LED) package includes a support, an LED die mounted on the support, a reflector around the LED die, and a lens over the LED die. The reflector has an angled reflective...
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