Patents by Inventor Chia-Liang Hsu

Chia-Liang Hsu 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).

  • Patent number: 9601667
    Abstract: A light-emitting device is provided. The light-emitting device comprises: a light-emitting stack having an active layer; an electrode structure on the light-emitting stack and comprising a first electrode and an extension electrode protruding from the first electrode toward an edge of the light-emitting device in a first extending direction; a transparent insulating layer between the light-emitting stack and the electrode structure, wherein the transparent insulating layer comprises a first part and an extension part protruding from the first part toward the edge of the light-emitting device in a second extending direction; wherein a surface area of a surface of the first electrode distal from the transparent insulating layer is smaller than a surface area of a surface of the transparent insulating layer distal from the light-emitting stack, the first electrode is right above the first part, and a part of the extension electrode is right above the extension part.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: March 21, 2017
    Assignee: EPISTAR CORPORATION
    Inventors: Wen-Luh Liao, Hung-Ta Cheng, Yao-Ru Chang, Shih-I Chen, Chia-Liang Hsu
  • Publication number: 20170054057
    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; wherein an upper surface of the buried electrode and the non-planar roughened surface of the first type semiconductor layer are substantially on the same plane.
    Type: Application
    Filed: November 3, 2016
    Publication date: February 23, 2017
    Inventors: Ching-Huai NI, Chia-Liang HSU, Yi-Ming CHEN
  • Patent number: 9577170
    Abstract: A light-emitting device is disclosed. The light-emitting device comprises a supportive substrate; a first light-emitting element and a second light-emitting element on the supportive substrate, wherein the first light-emitting element comprises a transparent layer on the supportive substrate, a first light-emitting stacked layer on the transparent layer, and a plurality of contact parts between the transparent layer and the first light-emitting stacked layer; and the second light-emitting element comprises an electrode and a second light-emitting stacked layer between the electrode and the supportive substrate; and a metal line on the supportive substrate and electrically connecting the electrode and one of the contact parts.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: February 21, 2017
    Assignee: EPISTAR CORPORATION
    Inventors: Shih-I Chen, Chia-Liang Hsu, Tzu-Chieh Hsu, Han-Min Wu, Ye-Ming Hsu, Chien-Fu Huang, Chao-Hsing Chen, Chiu-Lin Yao, Hsin-Mao Liu, Chien-Kai Chung
  • Publication number: 20170025592
    Abstract: A light-emitting structure comprises a semiconductor light-emitting element which includes a first connection point and a second connection point. The light-emitting structure further includes a first electrode electrically connected to the first connection point, and a second electrode electrically connected the second connection point. The first electrode and the second electrode can form a concave on which the semiconductor light-emitting element is located.
    Type: Application
    Filed: October 5, 2016
    Publication date: January 26, 2017
    Inventor: Chia-Liang HSU
  • Publication number: 20170002463
    Abstract: A thin-film deposition apparatus comprises a chamber; a carrier in the chamber; a showerhead on the carrier, wherein the showerhead comprises multiple first gas-dispensing holes, multiple second gas-dispensing holes and multiple plasma-generating portions; and a first gas inlet system for providing a first process gas, wherein the first process gas outputted from the multiple first gas-dispensing holes.
    Type: Application
    Filed: June 30, 2016
    Publication date: January 5, 2017
    Inventors: Nai-Wen Fan, Shau-Yi Chen, Ai-Sen Liu, Zhi Zhong Ke, Chien-Bao Lin, Wen-Hao Zhuo, Feng-Zhi Chen, Chien-Cheng Kuo, Shih-Hao Chan, Chih-Hao Chen, Wei-Chih Peng, Chia-Liang Hsu
  • Patent number: 9520545
    Abstract: A light-emitting device is provided. The light-emitting device comprises: a supporting member having a top surface; a first conductive via and a second conductive via separated from the first conductive, wherein the first conductive via and the second conductive via each has only one through-hole in the supporting member; and a semiconductor structure on the top surface of the supporting member, wherein the semiconductor structure comprises a first conductive type semiconductor layer, a second conductive type semiconductor layer and an active layer between the first conductive type semiconductor layer and the second conductive type semiconductor layer, wherein the semiconductor structure overlays the second conductive via; and a conductive layer on a sidewall of the semiconductor structure and electrically connecting the first conductive via to one of the semiconductor layers.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: December 13, 2016
    Assignee: EPISTAR CORPORATION
    Inventor: Chia-Liang Hsu
  • Patent number: 9515225
    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: Grant
    Filed: November 30, 2015
    Date of Patent: December 6, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Ching-Huai Ni, Chia-Liang Hsu, Yi-Ming Chen
  • Patent number: 9484498
    Abstract: A light-emitting structure comprises a semiconductor light-emitting element which includes a first connection point and a second connection point. The light-emitting structure further includes a first electrode electrically connected to the first connection point, and a second electrode electrically connected the second connection point. The first electrode and the second electrode can form a concave on which the semiconductor light-emitting element is located.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: November 1, 2016
    Assignee: EPISTAR CORPORATION
    Inventor: Chia-Liang Hsu
  • Patent number: 9478698
    Abstract: A light-emitting device is disclosed and comprises: a transparent substrate; a semiconductor light-emitting stack on the transparent substrate, wherein the semiconductor light-emitting stack comprises a first semiconductor layer close to the transparent substrate, a second semiconductor layer away from the transparent substrate, and a light-emitting layer capable of emitting a light disposed between the first semiconductor layer and the second semiconductor layer; and a bonding layer between the transparent substrate and the semiconductor light-emitting stack, wherein the bonding layer has a gradually changed refractive index, and each of critical angles at the bonding layer and the transparent substrate for the light emitted from the light-emitting layer towards the transparent substrate is larger than 35 degrees.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: October 25, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Tsung-Hsien Yang, Tzu-Chieh Hsu, Yi-Ming Chen, Yi-Tang Lai, Jhih-Jheng Yang, Chih-Wei Wei, Ching-Sheng Chen, Shih-I Chen, Chia-Liang Hsu, Ye-Ming Hsu
  • Patent number: 9455242
    Abstract: A semiconductor optoelectronic device comprises a growth substrate; a semiconductor epitaxial stack formed on the growth substrate comprising a sacrificial layer with electrical conductivity formed on the growth substrate; a first semiconductor material layer having a first electrical conductivity formed on the sacrificial layer, and a second semiconductor material layer having a second electrical conductivity formed on the first semiconductor material layer; and a first electrode directly formed on the growth substrate and electrically connected to the semiconductor epitaxial stack via the growth substrate.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: September 27, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Hsin-Ying Wang, Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Chien-Kai Chung, Min-Hsun Hsieh, Chia-Liang Hsu, Chao-Hsing Chen, Chiu-Lin Yao, Chien-Fu Huang, Hsin-Mao Liu, Hsiang-Ling Chang
  • Publication number: 20160218247
    Abstract: The present disclosure provides a method of manufacturing a light-emitting device, which comprises providing a first substrate and a plurality of semiconductor stacked blocks on the first substrate, and each of the plurality semiconductor stacked blocks comprises a first conductive-type semiconductor layer, a light-emitting layer on the first conductive-type semiconductor layer, and a second conductive-type semiconductor layer on the light-emitting layer; wherein there is a trench separating two adjacent semiconductor stacked blocks on the first substrate, and a width of the trench is less than 10 ?m; and conducting a first separating step to separate a first semiconductor stacked block of the plurality of semiconductor stacked blocks from the first substrate and keep a second semiconductor stacked block on the first substrate.
    Type: Application
    Filed: July 5, 2013
    Publication date: July 28, 2016
    Inventors: Chien-Fu HUANG, Yao-Ning CHAN, Tzu Chieh HSU, Yi Ming CHEN, Hsin-Chih CHIU, Chih-Chiang LU, Chia-Liang HSU, Chun-Hsien CHANG
  • Publication number: 20160211414
    Abstract: An optoelectronic element comprises a semiconductor stack comprising an active layer, wherein the semiconductor stack has a first surface and a second surface opposite to the first surface; a first transparent layer on the second surface; a plurality of cavities in the first transparent layer; and a layer on the first transparent layer, wherein the first transparent layer comprises oxide or diamond-like carbon.
    Type: Application
    Filed: March 29, 2016
    Publication date: July 21, 2016
    Inventors: Wen-Luh LIAO, Shao-Ping LU, Hung-Ta CHENG, Shih-I CHEN, Chia-Liang HSU, Shou-Chin WEI, Ching-Pei LIN, Yu-Ren PENG, Chien-Fu HUANG, Wei-Yu CHEN, Chun-Hsien CHANG
  • Publication number: 20160204322
    Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.
    Type: Application
    Filed: March 23, 2016
    Publication date: July 14, 2016
    Inventors: Fu Chun TSAI, Wen Luh LIAO, Shih I CHEN, Chia Liang HSU, Chih Chiang LU
  • Publication number: 20160197230
    Abstract: A method of manufacturing a light-emitting device comprises the steps of: providing a semiconductor light-emitting stack having a first connecting surface and a first alignment pattern; providing a substrate having a second connecting surface and a second alignment pattern; detecting the position of the first alignment pattern and the position of the second alignment pattern; and moving at least one of the substrate and the semiconductor light-emitting stack to make the first alignment pattern be aligned with the second alignment pattern.
    Type: Application
    Filed: January 27, 2016
    Publication date: July 7, 2016
    Inventors: Chia-Liang HSU, Yi-Ming CHEN, Hsin-Chih CHIU
  • Patent number: 9385272
    Abstract: An optoelectronic device comprises an optoelectronic system for emitting a light and a semiconductor layer on the optoelectronic system, wherein the semiconductor layer comprises a metal element of Ag and an atomic concentration of Ag in the semiconductor layer is larger than 1*1016 cm?3.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: July 5, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Shih-I Chen, Chia-Liang Hsu, Chien-Fu Huang, Tzu-Chieh Hsu
  • Publication number: 20160190416
    Abstract: A light-emitting device is provided. The light-emitting device comprises: a supporting member having a top surface; a first conductive via and a second conductive via separated from the first conductive, wherein the first conductive via and the second conductive via each has only one through-hole in the supporting member; and a semiconductor structure on the top surface of the supporting member, wherein the semiconductor structure comprises a first conductive type semiconductor layer, a second conductive type semiconductor layer and an active layer between the first conductive type semiconductor layer and the second conductive type semiconductor layer, wherein the semiconductor structure overlays the second conductive via; and a conductive layer on a sidewall of the semiconductor structure and electrically connecting the first conductive via to one of the semiconductor layers.
    Type: Application
    Filed: March 3, 2016
    Publication date: June 30, 2016
    Inventor: Chia-Liang HSU
  • Publication number: 20160172343
    Abstract: A light-emitting diode device is disclosed. The light-emitting diode device includes a transparent substrate with a first surface, a second surface opposite to the first surface, and a side surface connected to the first surface and the second surface; a first light-emitting structure; a second light-emitting structure; a connecting layer, connected to the first light-emitting structure and the second light-emitting structure; a circuit arranged between the transparent substrate and the first light-emitting structure, and having a portion formed on the first surface without extending to the second surface; and a structure with diffusers, covering the first light-emitting structure and the second light-emitting structure on the first surface without crossing over the side surface.
    Type: Application
    Filed: February 22, 2016
    Publication date: June 16, 2016
    Inventor: Chia-Liang HSU
  • Publication number: 20160141459
    Abstract: A light-emitting device is provided. The light-emitting device comprises: a light-emitting stack having an active layer; an electrode structure on the light-emitting stack and comprising a first electrode and an extension electrode protruding from the first electrode toward an edge of the light-emitting device in a first extending direction; a transparent insulating layer between the light-emitting stack and the electrode structure, wherein the transparent insulating layer comprises a first part and an extension part protruding from the first part toward the edge of the light-emitting device in a second extending direction; wherein a surface area of a surface of the first electrode distal from the transparent insulating layer is smaller than a surface area of a surface of the transparent insulating layer distal from the light-emitting stack, the first electrode is right above the first part, and a part of the extension electrode is right above the extension part.
    Type: Application
    Filed: January 22, 2016
    Publication date: May 19, 2016
    Inventors: Wen-Luh LIAO, Hung-Ta CHENG, Yao-Ru CHANG, Shih-I CHEN, Chia-Liang HSU
  • Publication number: 20160126433
    Abstract: This disclosure discloses a method for making a light-emitting device, comprising steps of: providing a substrate; forming a light-emitting stack on the substrate; forming a first layer on the light-emitting stack; providing a permanent substrate; forming a second layer on the permanent substrate; bonding the first layer and the second layer to form a bonding layer to connect the substrate and the permanent substrate; wherein a refractive index of the bonding layer decreases from the light-emitting stack toward the permanent substrate.
    Type: Application
    Filed: January 11, 2016
    Publication date: May 5, 2016
    Inventors: Chien-Fu HUANG, Shiuan-Leh LIN, Chih-Chiang LU, Chia-Liang HSU
  • Patent number: 9331249
    Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: May 3, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Fu Chun Tsai, Wen Luh Liao, Shih I Chen, Chia Liang Hsu, Chih Chiang Lu