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7615800 |
Quantum dot light emitting layer
An inorganic light emitting layer having a plurality of light emitting cores, each core having a semiconductor material that emits light in response to recombination of holes and electrons, each...
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7612362 |
Nitride semiconductor light emitting device
A nitride semiconductor light emitting device includes a substrate, and a first n-type nitride semiconductor layer, a light emitting layer, a first p-type nitride semiconductor layer, a second...
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7612361 |
Method of growing a nitride single crystal on silicon wafer, nitride semiconductor light emitting diode manufactured using the same and the manufacturing method
The invention provides a method for growing a nitride single crystal on a silicon wafer and a method for manufacturing a light emitting device using the same. In growing the nitride single crystal...
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7608853 |
Semiconductor light emitting diode that uses silicon nano dot and method of manufacturing the same
Provided is a semiconductor light emitting diode that uses a silicon nano dot and a method of manufacturing the same. The semiconductor light emitting diode includes a light emitting layer that...
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7608852 |
Luminous device and method of manufacturing the same
A luminous device and a method of manufacturing the luminous device are provided. The luminous device includes a light emitting layer and first and second electrodes connected to the light emitting...
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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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7601982 |
Organic light emitting display and fabricating method thereof
A thin organic light emitting device that can be used in thin devices like mobile phones and personal digital assistants. An organic light emitting display (OLED) includes a layer that blocks UV...
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7598106 |
Optical semiconductor device and fabrication method therefor
An optical semiconductor device such as, for example, a quantum dot SOA and a fabrication method therefor are disclosed wherein an active layer and a current constriction structure can be formed...
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7595549 |
Surface mount semiconductor device
A surface mount semiconductor device using a lead frame can suppress stress applied to a package by a load in a forming process performed for the lead frame projecting from the package at a portion...
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7592618 |
Nanoparticle electroluminescence and method of manufacturing the same
The nanoparticle electroluminescence device includes: a front electrode formed of a transparent conductive material; a rear electrode formed of a conductive material; and an emitting layer...
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7589347 |
Method for fabricating lateral semiconductor device
A lateral junction semiconductor device and method for fabricating the same comprising the steps of taking a semiconductor structure having a stack formed by a plurality of layers of semiconductor...
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7589346 |
GaN based semiconductor light-emitting device and method for producing same
A GaN based semiconductor light-emitting device is provided. The light-emitting device includes a first GaN based compound semiconductor layer of an n-conductivity type; an active layer; a second...
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7589345 |
Nitride-based compound semiconductor substrate and method for fabricating the same
A nitride-based compound semiconductor substrate mainly used for an epitaxial growth of a nitride semiconductor and a method for fabricating the same are disclosed. The nitride-based compound...
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7572652 |
Light emitting element and production method thereof
A light emitting element having a light emitting element portion formed of a group III nitride-based compound semiconductor and having a layer to emit light. The light emitting element portion is...
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7569864 |
Silicon-rich-oxide white light photodiode
A white light photodiode has a film layer and an ultraviolet (UV) photodiode. The film layer is made of an oxide rich in silicon; and is formed through a chemical vapor deposition. A white light...
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7569849 |
Pixel driver circuit and pixel circuit having the pixel driver circuit
A pixel driver circuit for driving a light-emitting element and a pixel circuit having the pixel driver circuit are provided. The pixel driver circuit includes a data line, address lines, switch...
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7569407 |
Methods of coating semiconductor light emitting elements by evaporating solvent from a suspension
Semiconductor light emitting devices are fabricated by placing a suspension including phosphor particles suspended in solvent on at least a portion of a light emitting surface of a semiconductor...
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7564096 |
Scalable power field effect transistor with improved heavy body structure and method of manufacture
A field effect transistor (FET) includes a semiconductor region of a first conductivity type and a well region of a second conductivity type extending over the semiconductor region. A gate...
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7564052 |
Light-emitting element and light emitting device using the same
The present invention provides a light-emitting element having less increase in driving voltage with the accumulation of light-emission time, and provides a light-emitting element having less...
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7554124 |
Nitride-based compound semiconductor light emitting device, structural unit thereof, and fabricating method thereof
A nitride-based compound semiconductor light emitting device includes a first conductive substrate, a first ohmic electrode formed on the first conductive substrate, a bonding metal layer formed on...
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7550757 |
Semiconductor laser and method for manufacturing semiconductor laser
A back-surface-electrode type semiconductor laser of GaN-based compound has low electric resistance and high light emitting efficiency, and includes negative electrodes made of Al having a contact...
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7550755 |
Semiconductor device with tunable energy band gap
The present invention relates to a semiconductor device in which energy band gap can be reversibly varied. An idea of the present invention is to provide a device, which is based on a...
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7547908 |
III-nitride light emitting devices grown on templates to reduce strain
In a III-nitride light emitting device, the device layers including the light emitting layer are grown over a template designed to reduce strain in the device, in particular in the light emitting...
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7544972 |
Organic electroluminescent display device and method of preparing the same
An organic electroluminescent display device and a method of preparing the same are provided. The organic electroluminescent display device may include a first electrode formed on a substrate. A...
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7541610 |
LED device with re-emitting semiconductor construction and converging optical element
A light source is provided including an LED component having an emitting surface, which may include: i) an LED capable of emitting light at a first wavelength; and ii) a re-emitting semiconductor...
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7541206 |
Nitride-based semiconductor light-emitting device and method of manufacturing the same
A nitride-based semiconductor light-emitting device having an improved structure to enhance light extraction efficiency, and a method of manufacturing the same are provided. The method includes the...
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7540645 |
Solid-state light source
A solid-state light source includes a semiconductor light source for emitting light and an optical system having a fiber optic element. The fiber optic element has an input for receiving emitted...
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7538340 |
Low side emitting light source and method of making the same
A light source having a die, a substrate, and a housing is disclosed. The die has a semiconducting light emitting device thereon, the die having a top surface and a bottom surface, light being...
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7535034 |
PNP light emitting transistor and method
A semiconductor light-emitting transistor device, including: a bipolar pnp transistor structure having a p-type collector, an n-type base, and a p-type emitter; a first tunnel junction coupled with...
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7531827 |
Gallium nitride-based light emitting diode and fabrication method thereof
A light emitting diode (LED) and a method for fabricating the same, capable of improving brightness by forming a InGaN layer having a low concentration of indium, and whose lattice constant is...
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7528403 |
Hybrid silicon-on-insulator waveguide devices
Device designs and techniques for providing efficient hybrid silicon-on-insulator devices where a silicon waveguide core or resonator is clad by the insulator and a top functional cladding layer in...
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7521729 |
Nitride semiconductor laser element having impurity introduction region
A nitride semiconductor laser element, has: a nitride semiconductor layer including a first nitride semiconductor layer, an active layer, and a second nitride semiconductor layer laminated in that...
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7521724 |
Light emitting diode package and process of making the same
A light emitting diode (LED) package and process of making the same includes a silicon-on-insulator (SOI) substrate that is composed of two silicon based materials and an insulation layer...
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7518150 |
White light source and illumination apparatus using the same
A light emitting device including a blue-system semiconductor light emitting element, a green-system semiconductor light emitting element, a yellow fluorescent member which absorbs a part of blue...
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7514707 |
Group III nitride semiconductor light-emitting device
An object of the present invention is to provide a Group III nitride semiconductor light-emitting device with high emission efficiency. The inventive Group III nitride semiconductor light-emitting...
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7511306 |
Semiconductor light emitting device and apparatus having a translucent conductive film
A semiconductor light emitting device includes: a semiconductor laminated body including a light emitting layer and having a light extraction surface for light emitted from the light emitting...
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7508049 |
Semiconductor optical device
A semiconductor optical device comprises a first conductive type III-V compound semiconductor layer, a second conductive type III-V compound semiconductor layer, and an active region. The first...
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7508009 |
Electrochromic device based on nanocrystalline materials
An electrochromic device, comprising a first electrode ( 3 ), a second electrode ( 5 ) and an electrolyte ( 4 ) separating the electrodes ( 3, 5 ), where at least one of said first and second...
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7507599 |
ZnX (X=S, Se, Te) quantum dot preparation method
A ZnX, X is S, Se, Te or a combination thereof, quantum dot preparation method. This method comprises the following steps: dissolving S powder, Se powder, Te powder or a combination thereof into an...
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7495249 |
Radiation-emitting semiconducting body with confinement layer
A radiation-emitting semiconductor with a radiation-emitting active layer having In x Al y Ga 1-x-y P (0≦x≦1, 0≦y≦1, 0≦x+y≦1) is described. The active layer is arranged between a first...
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7488971 |
Nitride semiconductor; light-emitting device, light-emitting diode, laser device and lamp using the semiconductor; and production methods thereof
A nitride semiconductor product including an n-type layer, a light-emitting layer, and a p-type layer which are formed of a nitride semiconductor and sequentially stacked on a substrate in the...
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7482618 |
ZnO group epitaxial semiconductor device and its manufacture
A method for manufacturing a semiconductor device includes the steps of: (a) preparing a non-polar single crystal substrate; (b) epitaxially growing an MgO layer on the non-polar single crystal...
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7476913 |
Light emitting device having a mirror portion
A light emitting device has a cup portion with a bottom surface opening, and one electrode of a light emitting element is connected to the cup portion. The other electrode of the light emitting...
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7476910 |
Semiconductor light emitting device and method for manufacturing the same
In a semiconductor light emitting device, a semiconductor light emitting element has a light extracted surface on which a plurality of convex structures is formed. The convex structures each have a...
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7468528 |
Semiconductor light-emitting device
A semiconductor light-emitting device is provided. The semiconductor light-emitting device includes a laminated semiconductor structure portion composed of at least a first conductivity type first...
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7465954 |
Nanowire devices and systems, light-emitting nanowires, and methods of precisely positioning nanoparticles
A radiation-emitting device includes a nanowire that is structurally and electrically coupled to a first electrode and a second electrode. The nanowire includes a double-heterostructure...
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7462884 |
Nitride semiconductor device
A nitride semiconductor device having excellent ESD tolerance, by preventing uneven distribution of the electric current in the p-side nitride semiconductor layer. The p-side nitride semiconductor...
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7456436 |
LED device having reduced spectrum
A structure of light emitting diode (LED) effectively reduces its spectral width. The LED structure is applied in a three color mixing of a backlight module to broaden a color space and to improve...
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7453092 |
Light emitting device and light emitting element having predetermined optical form
A light emitting device having: a predetermined optical form that is provided on a surface of an LED element mounted on a base, the predetermined optical form being made to allow an increase in...
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7449789 |
Light-emitting device, planar light source and direct type backlight module
A light-emitting device ( 12 ) includes a base ( 14 ) and two red light-emitting chips ( 22 ), two green light-emitting chips ( 24 ) and a blue light-emitting chip ( 26 ) arranged on the base red,...
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