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US20100314993 |
OXYFLUORIDE PHOSPHORS AND WHITE LIGHT EMITTING DIODES INCLUDING THE OXYFLUORIDE PHOSPHOR FOR SOLID-STATE LIGHTING APPLICATIONS
A blue-green emitting Ce3+-activated oxyfluoride phosphor for use with a light emitting diode (LED) in solid state lighting applications. The blue-green emitting Ce3+-activated oxyfluoride phosphor...
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US20130069522 |
WAY OF REDUCING LED'S COLOR TEMPERATURE AND COLOR COORDINATES DRIFTING
The present invention relates to a way of reducing LED's color temperature and color coordinates drifting, more particularly to a phosphor-converted LED with blue ray light emitting body so that...
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US20130093307 |
LED LAMP HAVING TWO LAYERS OF FLUORESCENT POWDER
An LED lamp has two layers of fluorescent powder, wherein a blue light of 400-530 nm emitted by a blue light LED chip first irradiates on an inner layer of silicate fluorescent powder to excite a...
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US20110226314 |
BLUE PHOSPHORS, WHITE LIGHT ILLUMINATION DEVICES AND SOLAR CELLS UTILIZING THE SAME
The invention provides phosphors composed of Eu(1-x-w)MaxMbwMgMc10O17, wherein Ma is Yb, Sn, Ce, Tb, Dy, or combinations thereof, and 0
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US20100308712 |
NITRIDE-BASED RED-EMITTING PHOSPHORS IN RGB RED-GREEN-BLUE LIGHTING SYSTEMS
Embodiments of the present invention are directed to nitride-based, red-emitting phosphors in red, green, and blue (RGB) lighting systems, which in turn may be used in backlighting displays and...
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US20090283778 |
Electroluminescent display useful for displaying a predetermined pattern
An electroluminescent display comprising semiconductor nanocrystals, wherein the semiconductor nanocrystals are selected to emit light at a predetermined wavelength and are disposed in a...
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US20110298358 |
WARM WHITE LED AND ITS LUTETIUM-BASED PHOSPHOR
A lutetium-based phosphor having the chemical formula: xLu3Al5O12.yGd3Al5O12:CePrEuTb, and being capable of radiating reddish orange-red spectrum when activated by a shortwave light emitted by an...
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US20130113365 |
METHOD OF PRODUCING COATED PHOSPHOR, COATED PHOSPHOR AND WHITE LIGHT SOURCE
To provide a coated phosphor having good phosphor characteristics that can maintain light emitting characteristic for a long period of time. A mixing process is prepared in which a phosphor and...
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US20110227476 |
LIGHT EMITTING DEVICE USING ORANGE-RED PHOSPHOR WITH CO-DOPANTS
Disclosed herein are lighting apparatuses having a light source, a first phosphor, and a second phosphor, wherein the lighting apparatuses exhibit increased R9 values. In some embodiments, the...
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US20120286645 |
LAMP WITH PHOSPHOR COMPOSITION FOR IMPROVED LUMEN PERFORMANCE, AND METHOD FOR MAKING SAME
Disclosed herein are lamps comprising a radiation source and a phosphor blend configured for conversion of radiation, the phosphor blend including at least two different rare earth phosphors,...
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US20130063021 |
PHOSPHORS AND VISIBLE AND UV LIGHT EMITTING DEVICES UTILIZING THE SAME
Disclosed is a phosphor having a formula of M(M′1-y-zEuyMnz)(M″1-xPrx)(PO4)2. M is a monovalent metal element selected from Li, Na, K, or combinations thereof. M′, Eu, and Mn are divalent metal...
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US20120306354 |
COATED PHOSPHORS AND LIGHT EMITTING DEVICES INCLUDING THE SAME
Provided according to embodiments of the invention are method of coating a phosphor that include contacting the phosphor with a sol comprising at least one of silica, alumina, borate and a...
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US20120081001 |
Green Emitting Phosphor
A green emitting phosphor is provided, allowing the internal quantum efficiency to be increased. The green emitting phosphor comprises a mother crystal containing Sr, Ga and S, and a luminescent...
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US20110068680 |
PHOSPHOR, LIGHT EMITTING DEVICE, AND PLASMA DISPLAY PANEL
The present invention provides a phosphor with high luminance and color purity. The phosphor of the present invention is represented by the general formula: aYO3/2·(3−a)CeO3/2·bAlO3/2·cGaO3/2, wher...
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US20110156575 |
Display Device with Quantum Dot Phosphor and Manufacturing Method Thereof
A display device and a method of manufacturing the same are provided. The display device includes an illuminate unit and a color filter. The illuminate unit has a light-emitting chip and a...
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US20110115366 |
Light source having phosphor including divalent, trivalent and tetravalent elements
A phosphor having an excitation band relative to lights in the wide range of wavelengths from ultraviolet to visible light, and having an emission spectrum in the red range and so on, with a wide...
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US20120286647 |
Phosphor converted LED
The invention is directed to a light emitting comprising a blue emitting LED, a first phosphor layer exited at the emitting wavelength of the LED, which phosphor has an emission wavelength within a...
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US20120056528 |
FLUORESCENT SUBSTANCE AND LIGHT-EMITTING DEVICE EMPLOYING THE SAME
The fluorescent substance according to the embodiment is generally represented by (M1−xECx)aSibAlOcNd, and is a kind of the Sr2Si7Al3ON13 phosphors. The substance is in the form of crystals h...
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US20110254435 |
PHOSPHORS AND WHITE LIGHT ILLUMINATION DEVICES UTILIZING THE SAME
Disclosed are compositions and synthetic methods of phosphors that can be efficiently excited by blue light. The wavelength of the blue light is between 400 nm to 480 nm. The phosphors contain...
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US20130009541 |
LED LIGHTING DEVICE HAVING A PHOSPHOR COMPOSITION
There is herein described a phosphor composition for converting the light emitted from LED dies. The phosphor composition has an emission dominant wavelength responsive to an excitation dominant...
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US20060022582 |
White LEDs with tunable CRI
A method for the manufacturing of white LEDs is proposed, which can achieve a tunable color rendering index (CRI) or luminosity through the use of at least two phosphor composition layers of...
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US20100301738 |
PHOSPHOR, LIGHT EMITTING DEVICE USING THE SAME AND METHOD OF MANUFACTURING THE PHOSPHOR
Provided are a phosphor which is capable of emitting green light of high luminance and in which unfavorable effects on other members has been reduced so as to be applicable to white light having...
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US20060103295 |
Non-pixellated display
A non-pixellated segmented display is disclosed. The display comprises a first electrode having a first pattern, an insulator layer having a second pattern, an electroluminescent layer, and a...
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US20100060144 |
TRI-COLOR WHITE LIGHT LED LAMP
The invention relates to a tri-color lamp for generating white light comprising a phosphor composition comprising a phosphor of general formula (Ba1-x-y-z-SrxCay)2SiO4:Euz, wherein 0≦x≦1, 0≦y...
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US20130002129 |
PHOSPHOR AND LEDS CONTAINING SAME
There is herein described a phosphor for use in white pc-LED applications. The phosphor has a composition represented by (Y1-x-yGdxCey)3(Al1-zScz)5O12 wherein 0
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US20120176026 |
(OXY) NITRIDE PHOSPHOR, WHITE LIGHT-EMITTING DEVICE INCLUDING THE (OXY) NITRIDE PHOSPHOR, METHOD OF PREPARING PHOSPHOR, AND NITRIDE PHOSPHOR PREPARED BY THE METHOD
Provided is an (oxy)nitride phosphor, which is a compound represented by Formula 1 below: {M(1-x)Eux}aSibOcNd wherein,M is an alkaline earth metal; and0
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US20120019126 |
OXYNITRIDE PHOSPHORS, METHOD OF PREPARATION, AND LIGHT EMITTING INSTRUMENT
An oxynitride phosphor is presented. The oxynitride phosphor has a formula: ApBqOrNs: R such that A is barium or a combination of barium with at least one of Li, Na, K, Y, Sc, Be, Mg, Ca, Sr, Ba,...
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US20110279017 |
Oxycarbonitride Phosphors and Light Emitting Devices Using the Same
Disclosed herein is a novel family of oxycarbonitride phosphor compositions and light emitting devices incorporating the same. Within the sextant system of M-Al—Si—O—N—C-Ln and quintuplet system ...
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US20120007494 |
PHOSPHOR COMPOSITION AND LIGHT EMITTING DEVICE USING THE SAME
Disclosed herein are phosphor compositions which can exhibit a broad emission spectrum and improved color rendering index (CRI) relative to conventional phosphor materials. The phosphor...
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US20110109221 |
OXYNITRIDE PHOSPHOR, METHOD OF PREPARING OXYNITRIDE PHOSPHOR, AND WHITE LIGHT EMITTING DEVICE INCLUDING THE OXYNITRIDE PHOSPHOR
An oxynitride phosphor including: a compound represented by Formula 1: M1a-xM2x-yCeySib-zAlzOc-xNx, Formula 1 wherein M1 is at least one element selected from the group consisting of calcium,...
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US20100314992 |
Porous phosphor, manufacturing method of the porous phosphor, and lighting device coated with the porous phosphor
The present invention discloses a porous phosphor and manufacturing method of the same. The method includes manufacturing an organic-inorganic hybrid porous structure from solution comprising deep...
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US20070075629 |
Nitride and oxy-nitride cerium based phosphor materials for solid-state lighting applications
Three new cerium (Ce) based phosphor materials based on nitride and oxy-nitride compounds emit yellow or blue to green photons upon excitation by ultraviolet (UV) or blue light radiation. The two...
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US20130083082 |
COMPOSITE AND OTHER PHOSPHOR MATERIALS FOR EMITTING VISIBLE LIGHT AND APPLICATIONS IN GENERATION OF VISIBLE LIGHT INCLUDING LIGHT-EMITTING SCREENS
Techniques and optically excited light-emitting devices based on phosphors are provided to use phosphor materials which absorb excitation light to emit visible light and include a composite...
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US20060152136 |
Transparent conductive laminate and display
A transparent electroconductive film characterized in comprising a laminate having a three-layered structure in which a transparent electroconductive layer is formed via a transparent gas barrier...
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US20120267999 |
HALOPHOSPHATE PHOSPHOR AND WHITE LIGHT-EMITTING DEVICE
The present invention provides a blue (blue-green) phosphor that has sufficient emission intensity in the wavelength region around 490 nm and that has high emission luminance at a temperature...
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US20130020930 |
YELLOW-GREEN TO YELLOW-EMITTING PHOSPHORS BASED ON HALOGENATED-ALUMINATES
Disclosed herein are yellow-green and yellow-emitting aluminate based phosphors for use in white LEDs, general lighting, and LED and backlighting displays. In one embodiment of the present...
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US20120229018 |
METHOD OF LIGHT DISPERSION AND PREFERENTIAL SCATTERING OF CERTAIN WAVELENGTHS OF LIGHT-EMITTING DIODES AND BULBS CONSTRUCTED THEREFROM
A light emitting diode (LED) bulb configured to scatter certain wavelengths of light. The LED bulb includes a base having threads, a bulb shell, at least one LED, and a plurality of particles...
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US20090051269 |
(OXY) NITRIDE PHOSPHOR, WHITE LIGHT-EMITTING DEVICE INCLUDING THE (OXY) NITRIDE PHOSPHOR, METHOD OF PREPARING PHOSPHOR, AND NITRIDE PHOSPHOR PREPARED BY THE METHOD
Provided is an (oxy)nitride phosphor, which is a compound represented by Formula 1 below: {M(1-x)Eux}aSibOcNd wherein,M is an alkaline earth metal; and0
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US20070159058 |
PHOSPHORS AND DISPLAY DEVICE
A phosphor particle includes a phosphor containing zinc sulfide as a base material, and a coating layer applied on the phosphor and made of a magnesium phosphate expressed by Mg3(PO4)2.
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US20090146548 |
Device for Illuminating Using Blue, Green, Yellow, or Red Light Emitting Diodes
The invention relates to an apparatus for illumination with blue, green, yellow or red light-emitting diodes (LEDS), comprising one or more coloured LEDs and a light-scattering cover associated...
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US20100301739 |
LUMINESCENT CERAMIC AND LIGHT-EMITTING DEVICE USING THE SAME
Some embodiments provide luminescent ceramics which have a lower amount of dopant than conventional luminescent ceramics. In some embodiments, the luminescent ceramic comprises a host material...
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US20110037380 |
PHOSPHOR COMPOSITION WITH SELF-ADJUSTING CHROMATICITY
Disclosed herein are “smart” phosphor compositions capable of regulating the chromaticity of their emission to substantially constant values even with variations in the excitation radiation the...
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US20110084594 |
PHOSPHORS, FABRICATING METHOD THEREOF, AND LIGHT EMITTING DEVICES EMPLOYING THE SAME
The invention provides a phosphor emitting UV and visible light, which may be collocated with other phosphors to provide a white light illumination device, composed of (M1-xREx)9M′(PO4)7 or M...
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US20110304264 |
SURFACE-MODIFIED SILICATE FLUORESCENT SUBSTANCES
The invention relates to surface-modified phosphor particles based on luminescent particles which comprise at least one luminescent compound selected from the group of the silicate phosphors, where...
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US20130118414 |
ILLUMINATION DEVICE FOR USE IN AQUACULTURE AND AQUACULTURE DEVICE
A light emitting element for emitting at least two types of light having respective emission peak wavelengths which are different, by not less than 5 nm, from each other in the range of 400 nm to...
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US20130076234 |
LIGHT EMITTING MODULE AND PHOSPHOR
A light emitting module includes a light emitting device that emits ultraviolet rays or short-wavelength visible light, a blue phosphor that is excited by the ultraviolet rays or the...
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US20110127905 |
ALKALINE EARTH BORATE PHOSPHORS
A phosphor of formula I is included phosphor composition in a lighting apparatus capable of emitting white light Ba2-aSraCa1-x-y-zMgxCeyM1bM2z(BO3)2 (I) whereinM1 is Eu, Tb, Pr, Dy, Mn, or a...
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US20130026908 |
PHOSPHOR AND MANUFACTURING METHOD THEREFORE, AND LIGHT EMISSION DEVICE USING THE PHOSPHOR
Provided is the phosphor expressed by a general composition formula MmAaBbOoNn:Z (where element M is one or more kinds of elements having bivalent valency, element A is one or more kinds of...
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US20100013376 |
Mixed semiconductor nanocrystal compositions
Composition comprising one or more energy donors and one or more energy acceptors, wherein energy is transferred from the energy donor to the energy acceptor and wherein: the energy acceptor is a...
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US20120146486 |
Phosphors and Light-Emitting Devices Using the Same
The present invention relates to novel phosphors, which are represented by a formula of (A1-xMx)8D12O24S2, wherein x, A, M and D are defined the same as the specification. In addition, the present...
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