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7633217 |
White-light light emitting diode device
A white-light light emitting diode device comprising a light emitting diode element capable of emitting violet light at a wavelength of 400 to 419 nm and a ceramic composite material, wherein the...
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7629738 |
Organic electroluminescence display device providing uniformity of color coordinates by controlling inorganic layer thickness deviation
An organic electroluminescence display device can have uniformity of color coordinates by controlling the thickness of SiNx layer under an organic light-emitting element. Such an organic...
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7626327 |
Lighting apparatus with filter
A lighting apparatus which improves identification of living body tissues, and is suitable for medical lighting. In the lighting apparatus, the light output in a range of wavelength 525 to 590 nm...
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7615922 |
Electro-luminescent display device and method for fabricating the same
A top emission type electro-luminescent display device comprising a thin film transistor, an opaque electrode, an opaque layer, and an electro-luminescent medium layer. The thin film transistor...
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7615797 |
Phosphor composition and method for producing the same, and light-emitting device using the same
A light-emitting device of the present application includes a light-emitting element and a phosphor layer. Output light of the device is white light, which contains red, green, and blue...
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7609230 |
Display method and system using transmissive and emissive components
A method and system is provided for creating a display and generating images. Creating the display includes receiving a transmissive display component over an emissive display component and...
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7608991 |
Light emitting device
There is provided a light emitting device having a plurality of luminous elements emitting with different colors respectively being improved in a luminous intensity deviation and a color deviation...
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7605531 |
Full color display including LEDs with rare earth active areas and different radiative transistions
A full color display comprising a red, a green, and a blue light emitting diode, each light emitting diode including a light emitting region having at least one layer of single crystal rare earth...
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7602116 |
Light apparatus capable of emitting light of multiple wavelengths using nanometer fluorescent material, light device and manufacturing method thereof
A light apparatus is capable of emitting light of multiple wavelengths using a nanometer fluorescent material. The light apparatus comprises an initial light source that emits initial color light....
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7598668 |
Organic semiconductor device and method for manufacturing same
An organic semiconductor device includes organic semiconductor layers ( 3, 4 ) and an electron injecting electrode ( 5 ) which is composed of MgAu alloy and injects electrons into the organic...
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7595585 |
Color conversion and optical enhancement layers for electroluminescent displays
A pixel sub-structure for an electroluminescent display and a method for making the same. The sub-structure comprising: a color conversion layer; and an optical enhancement layer; wherein at least...
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7589464 |
Nanotip electrode electroluminescence device with contoured phosphor layer
A device and a fabrication method are provided for an EL device with a nanotip-contoured phosphor layer. The method comprises: forming a bottom electrode with nanotips; forming a phosphor layer...
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7589461 |
Organic electroluminescent display device having a photonic crystal layer provided over electroluminescent stack
The invention is directed to an organic electroluminescent (EL) display device having an improved light extracting efficiency due to a photonic crystal layer formed proximate one side of a stack....
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7583019 |
Semiconductor light-emitting device with wavelength change material
An image display device including a light emission section which emits light to an intensity adjusting section and a wavelength conversion section which change the intensity and wavelength of the...
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7583023 |
Organic electroluminescent display device and method of fabricating the same
An organic electroluminescent device includes first and second substrates spaced apart from each other, the first and second substrates including a pixel region, an array element layer on an inner...
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7583021 |
Composite emitting device
A composite emitting device including: a supporting substrate, a first emitting part comprising a first electrode, a luminescent medium, and a second electrode stacked in this order on the...
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7576483 |
Display device, display unit, and imaging device
The invention provides a display device capable of improving color separation characteristics by using a color filter having high transmittance. An organic light emitting device emits blue light,...
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7576366 |
Light-emitting diode chip package body and packaging method thereof
AN LED chip package body provides an LED chip with a pad-installed surface, a plurality of pads disposed on the pad-installed surface and a rear surface formed opposite the pad-installed surface....
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7573191 |
Organic EL device having a transflective layer and a light-reflective electrode constituting an optical resonator
An organic EL device includes light-reflective electrodes; light-transmissive electrodes; organic EL layers that are respectively provided between the light-reflective electrodes and the...
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7569987 |
Light emitting apparatus
An object of the present invention is to provide a light emitting apparatus that allows it to easily control the driving of LED and has high color rendering properties. The light emitting...
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7564180 |
Light emission device and method utilizing multiple emitters and multiple phosphors
A light emission device, including at least two LED dies having differing spectral output from one another; and phosphor material including one or more phosphors, arranged to receive spectral...
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7564183 |
Organic electroluminescent display panel with dummy areas
An organic electroluminescent display panel, which comprises a substrate, at least one display structure area, at least one first dummy area, and at least one second dummy area. The display...
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7564065 |
Light emitting device and a lighting apparatus
The present invention provides in one embodiment a light emitting device that has a high efficacy even in a range of low color temperatures, a long-term reliability, and an improved color rendering...
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7554258 |
Light source having an LED and a luminescence conversion body and method for producing the luminescence conversion body
A light source, having at least one LED for emitting a primary radiation and at least one luminescence conversion body having at least one luminescent material for converting the primary radiation...
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7554257 |
Method to generate high efficient devices which emit high quality light for illumination
An electroluminescent apparatus includes an OLED device emitting light in the blue and green spectrums, and at least one down conversion layer. The down conversion layer absorbs at least part of...
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7548020 |
Organic EL display device having certain relationships among constituent element refractive indices
An organic EL display device having a supporting substrate; and an organic EL element including an organic luminescent medium sandwiched between a lower electrode and an upper electrode thereon....
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7541734 |
Light emitting device having a layer with a metal oxide and a benzoxazole derivative
It is an object of the present invention to provide a light-emitting device that is high in color purity of light and is high in light extraction efficiency, where sputtering is used to form an...
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7538482 |
Flat display panel and black matrix thereof
A BM (black matrix) structure has a semiconductor layer and a light-shielding layer. The semiconductor layer has a first surface and a second surface. The light-shielding layer is disposed on the...
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7535166 |
Organic EL display
An organic EL display includes an organic EL element which includes first and second electrodes and an active layer interposed therebetween and including an emitting layer, and an outcoupling layer...
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7531955 |
OLED device with improved efficiency and robustness
An organic light-emitting diode (OLED) device including a substrate; an OLED formed on the substrate; a transparent cover provided over the OLED through which light from the OLED is emitted;...
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7521856 |
OLED device
An organic light-emitting device (OLED) comprising an organic active region which emits electromagnetic radiation, a conversion material which converts a portion of the radiation into light of a...
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7513669 |
Light source for LCD back-lit displays
An apparatus having a light source, light pipe, and light conversion layer is disclosed. The light source includes a plurality of LED dies arranged in an array, each LED emitting light having an...
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7514859 |
Ultraviolet emitter display apparatus
An ultraviolet emitter display apparatus includes a substrate layer, a pixel electronics layer positioned above the substrate layer, the pixel electronics layer including electronics to drive the...
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7514867 |
LED lamp provided with optical diffusion layer having increased thickness and method of manufacturing thereof
An LED lamp according to the present invention includes: at least one LED chip 12 that is mounted on a substrate 11; a phosphor resin portion 13 that covers the LED chip 12; a lens 22 to...
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7501660 |
Housing for an electronic component
A housing is specified for an electronic component having at least two connecting parts ( 4 a, 4 b ), which are partially in contact with the housing. The conductivity of at least subareas of the...
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7495383 |
Phosphor based on a combination of quantum dot and conventional phosphors
A phosphor composition and a light source constructed therefrom are disclosed. The phosphor composition includes first and second phosphors. The first phosphor includes first phosphor particles...
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7489073 |
Blue to yellow-orange emitting phosphor, and light source having such a phosphor
The phosphor having the composition xAE2SiO4:D.yREN, in which AE=(Sr, Ba, Ca, Mg) and D=Eu, and RE=La, Y, delivers a blue to yellow-orange emission and is distinguished by a high efficiency. It can...
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7479731 |
Multicolor light-emitting lamp and light source
The present invention provides a technique for fabricating a multicolor light-emitting lamp by using a blue LED having a structure capable of avoiding cumbersome bonding. In particular, the present...
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7471040 |
Mixed-color light emitting diode apparatus, and method for making same
A mixed-color light emitting diode (LED) apparatus may be made by forming a pixellated array of LEDs on a substrate, and then placing phosphors over at least some of the LEDs. The phosphors are...
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7462983 |
White light emitting device
The invention provides light emitting devices having a phosphor layer that are useful as sources of white light, and other applications. The invention provides a light emitting device having a...
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7439673 |
Image display panel having a matrix of electroluminescent cells with shunted memory effect
An image display panel formed from a matrix of electroluminescent cells is described. The display panel has a front array of electrodes and a rear array of electrodes, an electroluminescent...
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7397177 |
LED lamp and method for manufacturing the same
An LED lamp includes at least one LED chip mounted on the principal surface of a substrate and an optical wavelength converting portion, which includes a phosphor for converting the emission of the...
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7391148 |
Phosphor blends for high-CRI fluorescent lamps
A phosphor blend comprises at least two phosphors each selected from one of the groups of phosphors that absorb UV electromagnetic radiation and emit in a region of visible light. The phosphor...
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7391060 |
Phosphor composition and method for producing the same, and light-emitting device using the same
A light-emitting device is produced using a phosphor composition containing a phosphor host having as a main component a composition represented by a composition formula: aM 3 N 2 .bAlN.cSi 3 N 4 ,...
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7365360 |
Organic electronic device
An organic electronic device. The device includes a first electrode to inject or extract hole, the first electrode including a conductive layer and an n-type organic compound layer disposed on the...
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7358663 |
Organic light-emitting diode
An organic light-emitting diode and method of fabricating the same. The organic light-emitting diode includes a substrate having a plurality of protrusions on a first plane thereof, a first...
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7358659 |
Monolithic white light emitting device having nitride cladding layers and passive layer
A monolithic white light emitting device is provided, including an active layer and a passive layer that emits light with a long wavelength obtained by wavelength conversion. White light can be...
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7355337 |
Display panel, electronic apparatus with the same, and method of manufacturing the same
There is provided a display panel that is capable of improving visibility outdoors and which can be easily manufactured. In a display panel in which at least one side thereof serves as a display...
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7354785 |
Electroluminescent light emitting device
An electroluminescent device having a light emitting layer ( 25 ) containing phosphor particles ( 31, 32 ), wherein the phosphor particles protrude from the light emitting layer to cause the...
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7352124 |
Light recycling illumination systems utilizing light emitting diodes
This invention is an illumination system that incorporates a light emitting diode and a partially reflecting optical element. The light emitting diode emits internally generated light and reflects...
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