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7266135 |
Method for producing laser with resonant reflector
In one exemplary embodiment of the invention, a method is employed that is directed to forming a resonant reflector on an optoelectronic device, such as a semiconductor laser for example. The...
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7264980 |
Method of mounting light emitting element
The present invention provides a method of mounting a light emitting element, in which a light emission point can be positioned at high accuracy with respect to the mounting member. A semiconductor...
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7264381 |
Light emitting diode assembly using alternating current as the power source
An LED assembly includes a first LED unit and a second LED unit, the latter is coupled electrically to the first LED unit in such a manner that each of the first and second LED units defines a...
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7264378 |
Power surface mount light emitting die package
A light emitting die package is disclosed. The die package includes a substrate, a reflector plate, and a lens. The substrate is made from thermally conductive but electrically insulating material....
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7266072 |
Semiconductor laser unit and optical head device
A semiconductor laser unit includes a plurality of semiconductor laser elements arranged parallel with one another in a laser beam-emitting direction, and a base for positioning and fixing the...
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7265392 |
Light-emitting-diode chip comprising a sequence of GaN-based epitaxial layers which emit radiation and a method for producing the same
A light-emitting diode chip ( 1 ) comprises a GaN-based, radiation-emitting epitaxial layer sequence ( 3 ), an active region ( 19 ), an n-doped layer ( 4 ) and a p-doped layer ( 5 ). The p-doped...
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7262438 |
LED mounting having increased heat dissipation
There is disclosed a system and method for increasing heat dissipation of LED displays by using the current PCB packaging mounted to a LCD panel support structure thereby eliminating the need for a...
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7262439 |
Charge compensated nitride phosphors for use in lighting applications
Disclosed are phosphor compositions having the formulas Ca 1−a−b Ce a Eu b Al 1+a Si 1−a N 3 , where 0<a≦0.2, 0≦b≦0.2; Ca 1−c−d Ce c Eu d Al 1−c (Mg,Zn) c SiN 3 , where...
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7262437 |
Radiation source and method for producing a lens mould
A radiation source has a field of semiconductor chips, which are disposed below a field of micro-lenses ( 8 ) disposed in a hexagonal lattice structure. The radiation source is distinguished by...
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7261837 |
Arrangement of luminescent materials, wavelength-converting casting compound and light source
The invention proposes an arrangement of luminescent materials for excitation by means of a radiation source and involving the use of a luminescent material having a Ce-activated garnet structure A...
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7261454 |
System and method for forming a back-lighted array using an omni-directional light source
An omni-directional LED device is constructed such that light is prevented from exiting from the top of the LED device. In one embodiment, an opaque barrier is created and in some embodiments...
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7259401 |
Reflection-type optoelectronic semiconductor device
A reflection-type optoelectronic semiconductor device has an LED chip disposed on a first conducting wire portion, a second conducting wire portion connected to the LED chip via a connection wire,...
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7258816 |
Nitride phosphor and method for preparation thereof, and light emitting device
To provide a phosphor containing a comparatively much red component and having high light emitting efficiency, high brightness and further high durability, the nitride phosphor is represented by...
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7259400 |
Nanocomposite photonic structures for solid state lighting
A photonic structure for “white” light generation by phosphors under the excitation of a LED. The photonic structure mounts the LED and an optically transparent nanocomposite matrix having...
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7256473 |
Composite structure with high heat dissipation
A composite structure is disclosed that includes a support wafer and a layered structure on the support wafer. The layered structure includes at least one layer of a monocrystalline material and at...
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7256534 |
Flat panel display with black matrix
A flat panel display has an insulating substrate at the upper part of which a pixel electrode is equipped; an opaque conductive film formed on the front surface of the insulating substrate except...
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7252893 |
Anthracene derivative host having ranges of dopants
A white light-emitting OLED device including spaced anode and cathode, and having blue light-emitting and yellow, orange, or red light-emitting layers, the blue light-emitting layer including a...
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7252788 |
Phosphor, light source and LED
A phosphor with high efficiency having an excitation band corresponding to light of the ultraviolet-visible (300 to 550 nm) wavelength region emitted from a light emitting portion which emits blue...
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7252787 |
Garnet phosphor materials having enhanced spectral characteristics
Phosphor compositions having the formula (Y 1-x-y-z Tb x Gd y Ce z ) 3 (M 1 M 2 ) t (Al 1-r-s Ga r In s ) A-2t O 12+D , where M 1 is Mg or Zn, M 2 is Si or Ge, 0<x+y<1, 0.01<z<0.1,...
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7253445 |
High-efficiency radiating device
A device emits radiation at a predetermined wavelength. The device includes a light-emitting structure which generates the radiation. The device further includes at least one reflective edge in...
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7253446 |
Light emitting device and illumination apparatus
A light-emitting device and illumination apparatus using the same are provided. The light-emitting device includes a semiconductor light-emitting element that emits blue-violet or blue light and a...
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7250635 |
Light emitting system with high extraction efficency
In an epitaxial structure of a solid state lighting system, electrical current injection into the active layer is used to excite the photon emission. The present invention employs a unique...
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7250226 |
Phosphorescent compound, a phosphorescent composition and an organic light-emitting device
An organic polymeric phosphorescent compound and an organic light-emitting device employing the organic polymeric phosphorescent compound. The phosphorescent compound is a neutral organic polymeric...
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7250320 |
Semiconductor light emitting element, manufacturing method thereof, integrated semiconductor light emitting device, manufacturing method thereof, image display device, manufacturing method thereof, illuminating device and manufacturing method thereof
A semiconductor light emitting element, manufacturing method thereof, integrated semiconductor light emitting device, manufacturing method thereof, illuminating device, and manufacturing method...
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7247394 |
Tuned microcavity color OLED display
A color OLED display having at least three different colored microcavity pixels including a light-reflective structure and a semitransparent structure comprising an array of light-emitting...
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7247257 |
Light emitting device
To minimize the variability in the emitted light color and improve the unevenness of color tone, a light emitting device comprises a light emitting element and a fluorescent substance that is...
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7246930 |
Light source and vehicle lamp
A light source for vehicles can include a base having a cavity formed on its upper surface, an LED chip mounted in the cavity of the base, a resin portion for sealing the LED chip in the cavity, an...
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7244965 |
Power surface mount light emitting die package
A light emitting die package is disclosed. The die package includes a substrate, a reflector plate, and a lens. The substrate may be made from thermally conductive but electrically insulating...
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7245072 |
Phosphor based light sources having a polymeric long pass reflector
A light source includes an LED that emits excitation light, a polymeric multilayer reflector that reflects the excitation light and transmits visible light, and a layer of phosphor material spaced...
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7242032 |
Light emitting device
A light emitting device includes a plurality of chips efficiently disposed in a limited space of an opening that has an approximately elliptical or elongate-circular opening shape. The device...
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7242025 |
Radiation emitting semiconductor component having a nitride compound semiconductor body and a contact metallization layer on its surface
A radiation-emitting semiconductor component has a semiconductor body containing a nitride compound semiconductor, and a contact metallization layer disposed on a surface of the semiconductor body....
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7242031 |
Semiconductor light emitting apparatus and its manufacturing method
A semiconductor light emitting apparatus comprises: a semiconductor light emitting device; resin that seals the semiconductor light emitting device; and antireflective coating provided on a surface...
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7242026 |
Semiconductor light-emitting device
A semiconductor light-emitting device includes a semiconductor light-emitting thin film, the thickness h of which satisfies the following conditional equation:
0.9 × ( 2 m + 1 ) λ 0 4...
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7238304 |
Green light emitting phosphor and light emitting device
As a green light emitting phosphor capable of emission upon excitation with light having a wavelength of 350 to 500 nm, characterized in containing Tb 3+ ions as emission ions in high...
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7238967 |
Light emitting diode
A light emitting diode comprising: a base substrate having a pair of electrodes; a reflection cup installed on the base substrate; a light emitting element arranged at a bottom of the reflection...
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7235816 |
Semiconductor light emitter
A semiconductor light emitter includes a quantum well active layer which includes nitrogen and at least one other Group-V element, and barrier layers which are provided alongside the quantum well...
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7236667 |
Techniques for use of nanocavities to enhance quantum processing with photons and the Zeno effect
Techniques are provided for placing atoms inside an appropriate nanocavity for enhancing two-photon absorption and quantum information processing based on the Zeno effect. Techniques for...
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7233029 |
Optical functional film, method of forming the same, and spatial light modulator, spatial light modulator array, image forming device and flat panel display using the same
An optical functional film comprises a multilayer film formed by stacking a plurality of films. The plurality of films are formed by a same material and refractive indices of adjacent films are...
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7233028 |
Gallium nitride material devices and methods of forming the same
The invention provides gallium nitride material devices, structures and methods of forming the same. The devices include a gallium nitride material formed over a substrate, such as silicon....
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7233027 |
Arrangement comprising at least two different electronic semiconductor circuits
The invention relates to an arrangement comprising at least two different electronic semiconductor circuits (HS) in which each of the semiconductor circuits (HS) is a component made of...
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7230271 |
Light emitting device comprising film having hygroscopic property and transparency and manufacturing method thereof
A light emitting element having an organic compound, which can be extended its longevity is provided. According to the present invention, there is provided a constitution in which, in order to...
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7229573 |
Ce3+ and Eu2+ doped phosphors for light generation
Disclosed are phosphor compositions doped with both Ce 3+ and Eu 2+ and light emitting devices including a semiconductor light source and the above phosphor. Also disclosed are phosphor blends of...
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7229571 |
Phosphor for white LED and a white LED
An object of the present invention is to provide fluorescence showing a peak wavelength of excited spectrum within the wavelength range of from 350 to 500 nm and suitable for a white LED emitting...
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7230280 |
Collimating light from an LED device
A technique for collimating light from a Light Emitting Diode (LED) device involves emitting light from an LED die, collimating the light with a parabolic reflector, and further collimating the...
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7227192 |
Light-emitting device and manufacturing process of the light-emitting device
A light-emitting device comprises a light-emitting unit including a plurality of first connecting pads, a base substrate including a plurality of second connecting pads, and a plurality of...
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7227193 |
Solid-state image sensor with micro-lenses for preventing shading
A solid-state image sensor prevents shading while maintaining the wide dynamic range of an image signal without reducing its resolution. The image sensor has its photodiode array including...
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7227195 |
Led lamp including a plurality of led chips
An LED lamp according to the present invention includes: a substrate 10 having a principal surface 10 a ; at least one LED 12 , which is supported on the principal surface 10 a of the...
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7227194 |
Semiconductor light emitting device
A semiconductor light emitting device includes a mold resin having a cup shape portion on an upper surface of the mold resin. One or more holes penetrate through the cup shape portion to outside of...
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7227236 |
Image sensor package and its manufacturing method
Disclosed are an image sensor package and its manufacturing method. As an example, an infrared ray protection glass is positioned directly on an image sensing region of an image sensor die. An...
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7223998 |
White, single or multi-color light emitting diodes by recycling guided modes
A white, single or multi-color light emitting diode (LED) includes a mirror for reflecting photons within the LED; a first active region, adjacent the mirror, including one or more current-injected...
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