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Assignee: Epistar Corporation


Location: Hsinchu, TW
No. of patents: 114

1      
NumberTitleIssue Date
D660258Light emitting diode
05/22/2012
8165708Customized manufacturing method for an optoelectrical device
The disclosure provides a customized manufacturing method for an optoelectrical device. The customized manufacturing method comprises the steps of providing a manufacturing flow including a front-end flow, a customized module subsequent to the front-end flow, and a ...
04/24/2012
8164084Light-emitting device
A light-emitting device with a tunneling structure and a current spreading layer is disclosed. It includes an electrically conductive permanent substrate, an adhesive layer, an epitaxial structure, a tunneling structure and a current spreading layer. The adhesive la...
04/24/2012
8148196Semiconductor light emitting device
This invention discloses a light emitting semiconductor device including a light-emitting structure and an external optical element. The optical element couples to the light-emitting structure circumferentially. In addition, the refractive index of the external opti...
04/03/2012
D656908Light emitting device
04/03/2012
8143636Light-emitting device
This application discloses a light-emitting device comprising a light-emitting stack layer, a first transparent conductive layer disposed below the light-emitting stack layer, a transparent dielectric barrier layer disposed below the first transparent conductive lay...
03/27/2012
8120011Opto-electronic device
The present application relates to an opto-electronic device. The opto-electronic device includes a first light-emitting structure and a second light-emitting structure. The first light-emitting structure is capable of generating a first light having a first wavelen...
02/21/2012
8110845Light-emitting device containing a composite electroplated substrate
The application is related to a method of forming a substrate of a light-emitting diode by composite electroplating. The application illustrates a light-emitting diode comprising the following elements: a light-emitting epitaxy structure, a reflective layer disposed...
02/07/2012
8110420Light emitting element array
A method of fabricating a light emitting diode array, comprising: providing a temporary substrate; forming a first light emitting stack and a second light emitting stack on the temporary substrate; forming a first insulating layer covering partial of the first light...
02/07/2012
8101959Light emitting device
An embodiment of present invention discloses a light-emitting device comprising a first multi-layer structure comprising a first lower layer; a first upper layer; and a first active layer able to emit light under a bias voltage and positioned between the first lower...
01/24/2012
8097897High-efficiency light-emitting device and manufacturing method thereof
This invention provides a high-efficiency light-emitting device and the manufacturing method thereof. The high-efficiency light-emitting device includes a substrate; a reflective layer; a bonding layer; a first semiconductor layer; an active layer; and a second semi...
01/17/2012
8076686Light emitting diode and manufacturing method thereof
A light-emitting diode and the manufacturing method thereof are disclosed. The manufacturing method includes the steps of: sequentially forming a bonding layer, a geometric pattern layer, a reflection layer, an epitaxial structure and a first electrode on a permanen...
12/13/2011
8067780Light emitting device and the manufacture method thereof
This invention provides a light-emitting element and the manufacture method thereof. The light-emitting element is suitable for flip-chip bonding and comprises an electrode having a plurality of micro-bumps for direct bonding to a submount. Bonding within a relative...
11/29/2011
8063557Light-emitting device having wavelength-converting materials therewithin
A light-emitting device comprising a substrate, a light-emitting stack, and a transparent adhesive layer having wavelength-converting materials embedded therein formed within the light-emitting device is provided. ...
11/22/2011
D648287Light-emitting diode
11/08/2011
8049242Optoelectronic device
An optoelectronic device such as a light-emitting diode chip is disclosed. It includes a substrate, a multi-layer epitaxial structure, a first metal electrode layer, a second metal electrode layer, a first bonding pad and a second bonding pad. The multi-layer epitax...
11/01/2011
8049226Light-emitting device
A light-emitting device comprises a channel structure in the semiconductor layer for connecting an electrode and an ohmic contact layer by means of a substrate transfer process including a wafer-bonding process and a substrate-lifting-off process. The channel struct...
11/01/2011
8043878Method for manufacturing high efficiency light-emitting diodes
A method for manufacturing a light-emitting device comprising the steps of cutting a light-emitting unit by a laser beam, and cleaning the light-emitting unit by an acid solution to remove by-products resulted from the laser cutting. ...
10/25/2011
8039279Method for making a light emitting diode by electroless plating
One embodiment of the invention relates to a method of manufacturing a light emitting diode. The method includes forming an insulating layer on an area, not covered by a seed layer, of at least one of a p-type semiconductor layer and an n-type semiconductor layer, w...
10/18/2011
D646234Light-emitting diode array
10/04/2011
8026659Wavelength converting material and use of same
This invention discloses a wavelength converting material. The wavelength converting material comprises a metal haloaluminate compound phosphor with a chemical formula Mw-pAlyOzXq:Rp, wherein M is at least one e...
09/27/2011
8022425Semiconductor device
An exemplary semiconductor device is provided. The semiconductor device includes a semiconductor stacked layer and a conductive structure. The conductive structure is located on the semiconductor stacked layer. The conductive structure includes a bottom portion and ...
09/20/2011
8008680Light-emitting diode device and manufacturing method thereof
A light-emitting diode (LED) device and manufacturing methods thereof are provided, wherein the LED device comprises a substrate, a first type conductivity semiconductor layer, an active layer, a second type conductivity semiconductor layer, a transparent conductive...
08/30/2011
D644188Light emitting diode array
08/30/2011
D644187Light emitting diode array
08/30/2011
7988325Wavelength converting system
An embodiment of the invention discloses a wavelength converting system. The wavelength converting system comprises: a wavelength converter having a first area and a second area; a first light source disposed under the first area and inducing a first mixed light bei...
08/02/2011
7973331Light-emitting device
The present invention is related to a light-emitting device. The present invention illustrates a vertical light-emitting device in one embodiment, comprising the following elements: a conductive substrate includes a through-hole, a patterned semiconductor structure ...
07/05/2011
7968867Light-emitting device and method for manufacturing the same
A light-emitting device and the method for making the same is disclosed. The light-emitting device is a semiconductor device, comprising a growth substrate, an n-type semiconductor layer, a quantum well active layer and a p-type semiconductor layer. It combines the ...
06/28/2011
7967491Light-emitting device
This application relates to a light-emitting device comprising a light channel having an upper surface, a lower surface opposite to the upper surface, an inner surface intersecting with each of the upper and lower surface by different angles, and an escape surface; ...
06/28/2011
RE42422Light emitting diode having a transparent substrate
A light emitting diode having a transparent substrate and a method for manufacturing the same. The light emitting diode is formed by creating two semiconductor multilayers and bonding them. The first semiconductor multilayer is formed on a non-transparent substrate....
06/07/2011
7953134Semiconductor light-emitting device
A semiconductor light-emitting device includes a substrate, a first cladding layer over the substrate, an active region on the first cladding layer, and a second cladding layer on the active region, wherein the active region includes a first type barrier layer that ...
05/31/2011
7951633Light emitting diode and method of making the same
A light emitting diode (LED) and a method of making the same are disclosed. The present invention uses a metal layer of high conductivity and high reflectivity to prevent the substrate from absorbing the light emitted. This invention also uses the bonding technology...
05/31/2011
7943948High efficient phosphor-converted light emitting diode
A light-emitting device and manufacturing method thereof are disclosed. The light-emitting device includes a substrate, a semiconductor light-emitting structure, a filter layer, and a fluorescent conversion layer. The method comprises forming a semiconductor light-e...
05/17/2011
7934855Flat light-emitting apparatus
A flat light-emitting apparatus includes a light-emitting element for radiating visible light consisting of a first-wavelength light with a wavelength substantially not less than 600 nm and a second-wavelength light with a wavelength substantially not greater than 4...
05/03/2011
7906795Light-emitting device
A light-emitting device comprising a semiconductor light-emitting stack, comprising a light emitting area; an electrode formed on the semiconductor light-emitting stack, wherein the electrode comprises a current injected portion and an extension portion; a current b...
03/15/2011
7906792Semiconductor light-emitting device and method
The present invention discloses a semiconductor light-emitting device including a semiconductor light-emitting element, a first attaching layer and a wavelength conversion structure. The primary light emitted from the semiconductor light-emitting element enters the ...
03/15/2011
7902562Light emitting diode device that includes a three dimensional cloud structure and manufacturing method thereof
A light-emitting diode device (LED) device and manufacturing methods thereof are provided, wherein the LED device comprises a substrate, a first n-type semiconductor layer, an n-type three-dimensional electron cloud structure, a second n-type semiconductor layer, an...
03/08/2011
7888162Method of manufacturing a photoelectronic device
This application discloses a method of manufacturing a photoelectronic device comprising steps of providing a semiconductor stack layer, forming at least one metal adhesive on the semiconductor stack layer by a printing technology, forming an electrode by heating th...
02/15/2011
7884380Semiconductor light emitting device
This invention discloses a light emitting semiconductor device including a light-emitting structure and an external optical element. The optical element couples to the light-emitting structure circumferentially. In addition, the refractive index of the external opti...
02/08/2011
7884376Optoelectronic semiconductor device and manufacturing method thereof
An embodiment of the invention discloses an optoelectronic semiconductor device comprising a semiconductor system capable of performing a conversion between light energy and electrical energy; an interfacial layer formed on at least two surfaces of the semiconductor...
02/08/2011
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