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7319248 High brightness light emitting diode  
The present invention discloses a high brightness light emitting diode. The light emitting diode primarily includes a permanent substrate, a reflective mirror formed on said permanent substrate, an...
7317212 Light emitting diode  
The present invention relates to a light emitting diode. According to the present invention, a structure capable of reducing total reflection of light, including micro-lenses or projections made of...
7306964 Method of manufacturing a vertically-structured GaN-based light emitting diode  
The present invention relates to a method of manufacturing a vertically-structured GaN-based light emitting diode. The method of manufacturing a vertically-structured GaN-based light emitting diode...
7306960 High radiance LED chip and a method for producing same  
The invention concerns a light-emitting diode chip comprising a radiation-emitting active region and a window layer. To increase the luminous efficiency, the cross-sectional area of the...
7304325 Group III nitride compound semiconductor light-emitting device  
A semiconductor laminate containing a light-emitting layer is etched to reveal a side surface. A reflection surface opposite to the side surface of the semiconductor laminate is provided in one and...
7301271 Light-emitting devices with high light collimation  
Light-emitting devices, and related components, systems and methods are disclosed. In some embodiments, the devices (e.g., light-emitting diodes) comprise a multi-layer stack of materials including...
7297988 Flip chip type nitride semiconductor light emitting device  
The present invention relates to a flip chip type nitride semiconductor light emitting device having p-type and n-type nitride semiconductor layers, and an active layer in between. The invention...
7294864 Flip chip type nitride semiconductor light-emitting diode  
A flip chip type nitride semiconductor light-emitting diode includes a light-transmissive substrate for growing nitride single crystals; an n-type nitride semiconductor layer formed on the...
7294519 Semiconductor light-emitting device and method of manufacturing the same  
Provided are a semiconductor light-emitting device having nano-needles and a method of manufacturing the same. The provided semiconductor light-emitting device improves the extraction efficiency of...
7294862 Photonic crystal light emitting device  
A photonic crystal structure is formed in an n-type layer of a III-nitride light emitting device. In some embodiments, the photonic crystal n-type layer is formed on a tunnel junction. The device...
7294866 Flip-chip light-emitting device with micro-reflector  
A Flip-chip light-emitting device with integral micro-reflector. The flip-chip light-emitting device emits reflected light provided by a light-emitting layer. The micro-reflector reflects light...
7291865 Light-emitting semiconductor device  
A flip-chip type of Group III nitride based compound semiconductor light-emitting device comprises a transparent conductive film 10 made of ITO on a p-type contact layer. On the transparent...
7291864 Single or multi-color high efficiency light emitting diode (LED) by growth over a patterned substrate  
A single or multi-color light emitting diode (LED) with high extraction efficiency is comprised of a substrate, a buffer layer formed on the substrate, one or more patterned layers deposited on top...
7285436 Method of manufacturing a semiconductor light-emitting device  
A semiconductor light-emitting device exhibits high reflectance even with less number of pairs of light-reflecting layers, and allows light emitted from the active layer to be effectively extracted...
7282748 Light emitting module and lamp  
A light-emitting module having a light-emitting efficiency. The light-emitting module that emits light includes a semiconductor light-emitting element that emits light; and a light transmission...
7279722 Light emitting device with adjustable reflector cup  
A light emitting device has a light emitting diode (LED), a reflector cup, and one or more adjustment mechanisms to control the intensity profile of light emitted from the light emitting device....
7279345 Method of forming light emitting devices with improved light extraction efficiency  
A method of bonding a transparent optical element to a light emitting device having a stack of layers including semiconductor layers comprising an active region is provided. The method includes...
7279719 Light emitting diode  
A counter reflecting surface is provided opposite to a light emitting element in its light emitting surface. A side reflecting member having an inclined reflecting surface is provided apart from...
7276737 Light emitting devices with improved light extraction efficiency  
A device includes a light emitting semiconductor device bonded to an optical element. In some embodiments, the optical element may be elongated or shaped to direct a portion of light emitted by the...
7274040 Contact and omnidirectional reflective mirror for flip chipped light emitting devices  
A light emitting device includes a substrate, a doped substrate layer, a layer of first conductivity type overlying the doped substrate layer, a light emitting layer overlying the layer of first...
7274042 Electroluminescent device having anti-reflective member  
A light emitting device having an anti-reflective member. The light emitting device includes an anti-reflective member including a reflective layer and a first electrode; a second electrode; and a...
7271020 Light emitting diode covered with a reflective layer and method for fabricating the same  
A light emitting diode (LED) covered with a reflective layer by imprinting process is provided. The imprinting process includes coating a plastic layer on a mold to form an imprinting substrate;...
7271424 Light-emitting diode with openings formed in a stacked structure  
A light-emitting diode has a sub-mount, a first conductivity type substrate deposed on the sub-mount, a reflector layer deposed between the sub-mount and the first conductivity type substrate, a...
7264976 Advance ridge structure for microlens gapless approach  
A method of manufacturing a plurality of microlenses on a substrate comprises forming a grid having raised ridges defining a plurality of openings on the substrate and forming a plurality of...
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...
7262550 Light emitting diode utilizing a physical pattern  
Light-emitting devices, and related components, systems and methods are disclosed. In some embodiments, the light-emitting devices include of multi-stack materials. The multi-stack may include a...
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...
7259447 Flip-chip type nitride semiconductor light emitting diode  
Disclosed herein is a flip-chip type nitride semiconductor light emitting diode. The light emitting diode comprises an n-type nitride semiconductor layer formed on a transparent substrate and...
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...
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...
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...
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...
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...
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...
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...
7223999 Liquid crystal display device having a thin film transistor substrate with a multi-cell gap structure and method of manufacturing same  
A liquid crystal display, in accordance with the present invention, includes a first substrate having a thin film transistor and a first electrode formed thereon. The first electrode is...
7221002 Light emitting element, method of manufacturing the same, and semiconductor device having light emitting element  
An InGaN active layer is formed on a sapphire substrate. A p-side electrode is formed on the InGaN active layer to supply an electric current to this InGaN active layer. The p-side electrode...
7211833 Light emitting diodes including barrier layers/sublayers  
Semiconductor light emitting devices, such as light emitting diodes, include a substrate, an epitaxial region on the substrate that includes a light emitting region such as a light emitting diode...
7211831 Light emitting device with patterned surfaces  
Light-emitting devices, and related components, systems and methods are disclosed. The light-emitting device can include a multi-layer stack of materials including a light-generating region and a...
7211832 Light emitting apparatus  
A light emitting apparatus has: a support; a wiring layer that is formed on the support; and an LED element that is flip-chip mounted on the wiring layer formed on the support. The wiring layer...
7208775 Polarized radiation source using spin extraction/injection  
Spin-polarized electrons can be efficiently extracted from an n-doped semiconductor layer (n-S) by forming a modified Schottky contact with a ferromagnetic material (FM) and a δ-doped layer at an...
7205578 Semiconductor component which emits radiation, and method for producing the same  
This invention describes a radiation-emitting semiconductor component with the a multilayered structure ( 4 ) that contains a radiation-emitting active layer ( 5 ), and a window ( 1 ) transparent...
7205573 Light-emitting device having a compound substrate  
A light-emitting device includes a compound substrate including a high thermal conductive layer and a substrate disposed around the high thermal conductive layer, an adhesive layer formed on the...
7205569 Thin film transistor with microlens structures  
A thin film transistor with a microlens. A metal gate is formed on a substrate. A gate dielectric covers the metal gate. A semiconductor layer is formed on the gate dielectric. Source/drain metal...
7199401 Light-emitting semiconductor device  
An LED includes a semiconductor region having an active layer sandwiched between two confining layers of opposite conductivity types for generating heat. A cathode is arranged centrally on one of...
7187009 Light emitting diode device for illumination objects  
A plurality of LEDs are mounted on a substrate aggregation, a transparent layer is formed on the substrate aggregation. The transparent layer between adjacent divisions is removed to form an...
7183586 Semiconductor element and manufacturing method for the same  
A nitride semiconductor light emitting element is provided with: a substrate 11 having a pair of main surfaces that face each other; a nitride semiconductor layer of a first conductivity type...
7173287 Semiconductor light-emitting device  
A semiconductor light-emitting device is made of a group III-nitride compound semiconductor expressed as Al x Ga y In 1−x−y N (where 0≦x≦1, 0≦y≦1, and 0≦x+y≦1). The semiconductor...
7172909 Light emitting diode having an adhesive layer and a reflective layer and manufacturing method thereof  
A light emitting diode having an adhesive layer and a reflective layer and a manufacturing method thereof featured by adhering together a light emitting diode stack and a substrate having a...
7173289 Light emitting diode structure having photonic crystals  
A light emitting diode (LED) structure includes a substrate with a surface and cylindrical photonic crystals, a first type doping semiconductor layer, a first electrode, a light emitting layer, a...
Matches 51 - 100 out of 376 < 1 2 3 4 5 6 7 8 >