Patents by Inventor Yi-Ming Chen

Yi-Ming Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20160141331
    Abstract: A light-emitting diode is provided. The light-emitting diode comprises: a first light-emitting structure, comprising: a first area; a second area; a first isolation path having an electrode isolation layer between the first area and the second area; an electrode contact layer covering the first area; and an electrical connecting structure covering the second area; wherein each of the first area and the second area sequentially comprises a first conductive type semiconductor layer, an active layer, and a second conductive type semiconductor layer, and the electrode contact layer covers a sidewall of the first area.
    Type: Application
    Filed: January 26, 2016
    Publication date: May 19, 2016
    Inventors: Tsung-Hsien YANG, Han-Min WU, Jhih-Sian WANG, Yi-Ming CHEN, Tzu-Ghieh HSU
  • Patent number: 9337394
    Abstract: A semiconductor light-emitting device comprises a semiconductor stack comprising a side, a first surface and a second surface opposite to the first surface, wherein the semiconductor stack further comprises a conductive via extending from the first surface to the second surface; a transparent conductive layer formed on the second surface; a first pad portion and a second pad portion formed on the first surface and electrically connected to the semiconductor stack; and an insulating layer formed between the first pad portion and the semiconductor stack and between the second pad portion and the semiconductor stack.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: May 10, 2016
    Assignee: Epistar Corporation
    Inventors: Yi-Ming Chen, Chun-Yu Lin, Tsung-Hsien Yang, Tzu-Chieh Hsu, Kun-De Lin, Yao-Ning Chan, Chih-Chiang Lu
  • Publication number: 20160103080
    Abstract: A dual-function wafer handling apparatus for handling a wafer includes an aligner for rotating the wafer, an ID reader disposed corresponding to an edge of the wafer for reading an ID of the wafer, and an optical defect inspection unit for capturing images to analysis.
    Type: Application
    Filed: October 13, 2014
    Publication date: April 14, 2016
    Inventors: Ming-Han TSAI, Sheng-Hsiang CHUANG, Guan-Cyun LI, Yen-Ju WEI, Chiung-Min LIN, Yi-Ming CHEN
  • Patent number: 9305904
    Abstract: A light-emitting diode device includes a transparent substrate having an edge side, a peripheral region and a central region surrounded by the peripheral region; and a plurality of light-emitting diode units disposed along the peripheral region and having a first light-emitting diode unit with an edge parallel to the edge side. The central region is devoid of any light-emitting diode unit.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: April 5, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Jhih-Sian Wang, Chia-Liang Hsu, Yi-Ming Chen, Yi-Tang Lai
  • Patent number: 9293634
    Abstract: A semiconductor optoelectronic device comprises an operating substrate; a semiconductor epitaxial stack unit disposed on the operating substrate comprising a first semiconductor material layer having a first electrical conductivity disposed on the operating substrate and a second semiconductor material layer having a second electrical conductivity disposed on the first semiconductor material layer; a transparent conductive layer disposed on the second semiconductor material layer, wherein the transparent conductive layer comprises a first surface, a directly contacting part disposed on the first surface and directly contacting with the second semiconductor material layer, a second surface substantially parallel with the first surface, and a directly contacting corresponding part disposed on the second surface corresponding to the directly contacting part; and a first electrode disposed on the operating substrate and electrically connected with the semiconductor epitaxial stack by the transparent conductive la
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: March 22, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Hsin-Ying Wang, Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Hsiang-Ling Chang
  • Publication number: 20160079475
    Abstract: A light-emitting device of an embodiment of the present disclosure comprises a substrate; a semiconductor stack comprising a first type semiconductor layer, a second type semiconductor layer and an active layer formed between the first type semiconductor layer and the second type semiconductor layer, wherein the first type semiconductor layer comprises a non-planar roughened surface; a bonding layer formed between the substrate and the semiconductor stack; and multiple recesses each comprising a bottom surface lower than the non-planar roughened surface; and multiple buried electrodes physically buried in the first type semiconductor layer, wherein the multiple buried electrodes are formed in the multiple recesses respectively, and one of the multiple buried electrodes comprises an upper surface higher than the non-planar roughened surface of the first type semiconductor layer.
    Type: Application
    Filed: November 30, 2015
    Publication date: March 17, 2016
    Inventors: Ching-Huai NI, Chia-Liang HSU, Yi-Ming CHEN
  • Patent number: 9281443
    Abstract: The application provides a light-emitting diode array, including: a first light-emitting diode including a first area; a second area; a first isolation path between the first area and the second area, and the first isolation path including an electrode isolation layer; and an electrode contact layer covering the first area; a second light-emitting diode including a semiconductor stack layer; and a second electrical bonding pad on the semiconductor stack layer; and a second isolation path between the first light-emitting diode and the second light-emitting diode, wherein the second isolation path includes an electrical connecting structure electrically connected to the first light-emitting diode and the second light-emitting diode.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: March 8, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Tsung-Hsien Yang, Han-Min Wu, Jhih-Sian Wang, Yi-Ming Chen, Tzu-Ghieh Hsu
  • Patent number: 9269859
    Abstract: A light-emitting device comprises a semiconductor light-emitting stacked layer having a first connecting surface, wherein the semiconductor light-emitting stacked layer comprises a first alignment pattern on the first connecting surface, and a substrate under the semiconductor light-emitting stacked layer, wherein the substrate has a second connecting surface being operable for connecting with the first connecting surface, wherein the substrate comprises a second alignment pattern on the second connecting surface, and the second alignment pattern is corresponding to the first alignment pattern.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: February 23, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Chia-Liang Hsu, Yi-Ming Chen, Hsin-Chih Chiu
  • Publication number: 20160005941
    Abstract: A semiconductor light-emitting device includes a semiconductor stack comprising a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer, wherein the first semiconductor layer includes a periphery surface surrounding the active layer; a plurality of vias penetrating the semiconductor stack to expose the first semiconductor layer; and a patterned metal layer formed on the plurality of vias and covered the periphery surface of the first semiconductor layer.
    Type: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Inventors: Min-Yen Tsai, Chao-Hsing Chen, Tsung-Hsun Chiang, Wen-Hung Chuang, Bo-Jiun Hu, Tzu-Yao Tseng, Jia-Kuen Wang, Kuan-Yi Lee, Yi-Ming Chen, Chun-Yu Lin, Tsung-Hsien Yang, Tzu-Chieh Hsu, Kun-De Lin, Yao-Ning Chan, Chih-Chiang Lu
  • Patent number: 9202983
    Abstract: A light-emitting device comprises a substrate; a semiconductor stack comprising a first type semiconductor layer, a second type semiconductor layer and an active layer formed between the first type semiconductor layer and the second type semiconductor layer; a bonding layer formed between the substrate and the semiconductor stack; and a plurality of buried electrodes physically buried in the first type semiconductor layer.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: December 1, 2015
    Assignee: EPISTAR CORPORATION
    Inventors: Ching-Huai Ni, Chia-Liang Hsu, Yi-Ming Chen
  • Publication number: 20150330885
    Abstract: An apparatus applicable to a storage container is provided and includes a filtering cartridge, a gas supply device and a particle counter. The filtering cartridge is configured to be disposed on the storage container. The filtering cartridge includes a flexible housing and a filter. The flexible housing has a first portion and a second portion opposite to the first portion. The flexible housing includes a gas inlet, a first gas outlet and a second gas outlet. The gas inlet is disposed on the first portion. The first gas outlet is disposed on the first portion. The second gas outlet is disposed on the second portion and connected to the storage container. The filter is disposed over the second gas outlet. The gas supply device is connected to the gas inlet, thereby purging gas into the flexible housing. The particle counter is connected to the first gas outlet.
    Type: Application
    Filed: May 13, 2014
    Publication date: November 19, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Ming-Han TSAI, Yi-Ming CHEN
  • Publication number: 20150262980
    Abstract: A light-emitting diode device includes a transparent substrate having an edge side, a peripheral region and a central region surrounded by the peripheral region; and a plurality of light-emitting diode units disposed along the peripheral region and having a first light-emitting diode unit with an edge parallel to the edge side. The central region is devoid of any light-emitting diode unit.
    Type: Application
    Filed: June 1, 2015
    Publication date: September 17, 2015
    Inventors: Jhih-Sian WANG, Chia-Liang HSU, Yi-Ming CHEN, Yi-Tang LAI
  • Patent number: 9136436
    Abstract: An optoelectronic device comprises a semiconductor stack having a first surface, a contact layer having a first pattern on the first surface for ohmically contacting the semiconductor stack, a void in the semiconductor stack and surrounding the contact layer, and a mirror structure on the first surface and covering the contact layer, wherein the first surface has a first portion which is not covered by the contact layer and a second portion covered by the contact layer, and the first portion is rougher than the second portion.
    Type: Grant
    Filed: September 17, 2014
    Date of Patent: September 15, 2015
    Assignee: EPISTAR CORPORATION
    Inventors: Kun-De Lin, Yao-Ning Chan, Yi-Ming Chen, Tzu-Chieh Hsu
  • Publication number: 20150205382
    Abstract: A touch stylus with wireless charging function and operating method thereof are disclosed. The touch stylus includes a receiving coil, a resonant circuit, a rectifier circuit, and a voltage regulation output circuit. The receiving coil is used to receive an AC signal from outside. The resonant circuit is coupled to the receiving coil and used to perform a resonant process on the AC signal. The rectifier circuit is coupled to the resonant circuit and used to perform a rectifier process on the resonated AC signal. The voltage regulation output circuit is coupled to the rectifier circuit and used to perform a voltage regulation process on the rectified AC signal to convert the rectified AC signal into an output power for the operation of the touch stylus.
    Type: Application
    Filed: December 17, 2014
    Publication date: July 23, 2015
    Inventors: Chia-Hsiu LIN, Te-Chang LIN, Ya-Ling LU, Yi-Ming CHEN, Wei-Yuan CHENG
  • Patent number: 9087967
    Abstract: A light-emitting device of an embodiment of the present application comprises a substrate; a first semiconductor light-emitting structure formed on the substrate, wherein the first semiconductor light-emitting structure comprises a first semiconductor layer having a first conductivity type, a second semiconductor layer having a second conductivity type and a first active layer formed between the first semiconductor layer and the second semiconductor layer, wherein the first active layer is capable of emitting a first light having a first dominant wavelength; and a first thermal-sensitive layer formed on a path of the first light, wherein the first thermal-sensitive layer comprises a material characteristic which varies with a temperature change.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: July 21, 2015
    Assignee: EPISTAR CORPORATION
    Inventors: Shih-I Chen, Tsung-Xian Lee, Yi-Ming Chen, Wei-Yu Chen, Ching-Pei Lin, Min-Hsun Hsieh, Cheng-Nan Han, Tien-Yang Wang, Hsing-Chao Chen, Hsin-Mao Liu, Zong-Xi Chen, Tzu-Chieh Hsu, Chien-Fu Huang, Yu-Ren Peng
  • Publication number: 20150155444
    Abstract: Disclosed is a light-emitting device comprising a light-emitting stack having a length, a width, a first conductivity type semiconductor layer, an active layer on the first conductivity type semiconductor layer, and a second conductivity type semiconductor layer on the active layer, wherein the first conductivity type semiconductor layer, the active layer, and the second conductivity type semiconductor layer are stacked in a stacking direction. A first electrode is coupled to the first conductivity type semiconductor layer and extended in a direction parallel to the stacking direction and a second electrode is coupled to the second conductivity type semiconductor layer and extended in a direction parallel to the stacking direction. A dielectric layer is disposed between the first electrode and the second electrode.
    Type: Application
    Filed: December 22, 2014
    Publication date: June 4, 2015
    Inventors: Shih-I CHEN, Wei-Yu CHEN, Yi-Ming CHEN, Ching-Pei LIN, Tsung-Xian LEE
  • Patent number: 9048165
    Abstract: A light-emitting diode device having two electrode pads for connecting to an external power comprises a substrate; a plurality of light-emitting diode units on the substrate; and a plurality of conductive connecting structures electrically connecting the plurality of light-emitting diode units; wherein the two electrode pads are encircled by the plurality of light-emitting diode units.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: June 2, 2015
    Assignee: Epistar Corporation
    Inventors: Jhih-Sian Wang, Chia-Liang Hsu, Yi-Ming Chen, Yi-Tang Lai
  • Patent number: 9048345
    Abstract: A method of forming a light-emitting diode includes: providing a substrate having one or more first openings passing through the substrate; forming a sacrificial layer on the substrate; forming an epitaxial layer on the sacrificial layer; connecting a supporting substrate with the epitaxial layer; and separating the substrate from the epitaxial layer by selectively etching the sacrificial layer.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: June 2, 2015
    Assignee: Epistar Corporation
    Inventors: Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Hsin-Ying Wang
  • Publication number: 20150144984
    Abstract: A semiconductor light-emitting device comprises a semiconductor stack comprising a side, a first surface and a second surface opposite to the first surface, wherein the semiconductor stack further comprises a conductive via extending from the first surface to the second surface; a transparent conductive layer formed on the second surface; a first pad portion and a second pad portion formed on the first surface and electrically connected to the semiconductor stack; and an insulating layer formed between the first pad portion and the semiconductor stack and between the second pad portion and the semiconductor stack.
    Type: Application
    Filed: November 26, 2014
    Publication date: May 28, 2015
    Inventors: Yi-Ming CHEN, Chun-Yu LIN, Tsung-Hsien YANG, Tzu-Chieh HSU, Kun-De LIN, Yao-Ning CHAN, Chih-Chiang LU
  • Publication number: 20150137169
    Abstract: A semiconductor light-emitting device comprises a semiconductor stack having a first surface, wherein the first surface comprises multiple protrusion portions and multiple concave portions; a first electrode on the first surface and electrically connecting with the semiconductor stack; a second electrode on the first surface and electrically connecting with the semiconductor stack; and a transparent conduction layer conformally covering the first surface and between the first electrode and the semiconductor stack, wherein the first electrode comprises a first bonding portion and a first extending portion, and the first extending portion is between the first bonding portion and the transparent conduction layer and conformally covers the transparent conduction layer.
    Type: Application
    Filed: November 18, 2014
    Publication date: May 21, 2015
    Inventors: Yi-Ming CHEN, Tsung-Hsien YANG