Patents by Inventor De-Shiang LIU

De-Shiang LIU 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: 10854803
    Abstract: A manufacturing method of a light emitting device package structure is provided. The method includes following operations: (i) providing a circuit redistribution structure; (ii) providing a first substrate; (iii) forming a circuit layer structure over the first substrate, wherein the circuit layer structure includes a first circuit layer; (iv) before or after operation (iii), placing a light emitting device between the first substrate and the circuit layer structure or over the circuit layer structure, wherein the light emitting device is electrically connected with the first circuit layer; and (v) placing the circuit redistribution structure over the light emitting device, wherein the circuit redistribution structure includes a first redistribution layer, a second redistribution layer, and a chip, and the first redistribution layer includes a second circuit layer and a conductive contact that contacts the second circuit layer.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: December 1, 2020
    Assignee: UNIMICRON TECHNOLOGY CORP.
    Inventors: Pei-Wei Wang, Cheng-Ta Ko, Yu-Hua Chen, De-Shiang Liu, Tzyy-Jang Tseng
  • Publication number: 20200235272
    Abstract: A manufacturing method of a light emitting device package structure is provided. The method includes following operations: (i) providing a circuit redistribution structure; (ii) providing a first substrate; (iii) forming a circuit layer structure over the first substrate, wherein the circuit layer structure includes a first circuit layer; (iv) before or after operation (iii), placing a light emitting device between the first substrate and the circuit layer structure or over the circuit layer structure, wherein the light emitting device is electrically connected with the first circuit layer; and (v) placing the circuit redistribution structure over the light emitting device, wherein the circuit redistribution structure includes a first redistribution layer, a second redistribution layer, and a chip, and the first redistribution layer includes a second circuit layer and a conductive contact that contacts the second circuit layer.
    Type: Application
    Filed: April 7, 2020
    Publication date: July 23, 2020
    Inventors: Pei-Wei WANG, Cheng-Ta KO, Yu-Hua CHEN, De-Shiang LIU, Tzyy-Jang TSENG
  • Patent number: 10651358
    Abstract: A light emitting device package structure includes a substrate, a circuit layer structure, a light emitting device, a first redistribution layer, a conductive connector, a second redistribution layer, and a chip. The circuit layer structure is disposed over the substrate, and the circuit layer structure includes a first circuit layer. The light emitting device is disposed over the circuit layer structure and is electrically connected with the first circuit layer. The first redistribution layer is disposed over the light emitting device and includes a second circuit layer and a conductive contact contacting the second circuit layer. The conductive connector connects the first circuit layer and the second circuit layer. The second redistribution layer is disposed over the first redistribution layer and includes a third circuit layer contacting the conductive contact. The chip is disposed over the second redistribution layer and is electrically connected with the third circuit layer.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: May 12, 2020
    Assignee: UNIMICRON TECHNOLOGY CORP.
    Inventors: Pei-Wei Wang, Cheng-Ta Ko, Yu-Hua Chen, De-Shiang Liu, Tzyy-Jang Tseng
  • Publication number: 20200118989
    Abstract: A light emitting device package structure includes: a substrate structure including a substrate and a first circuit layer, the substrate having a first surface, the first circuit layer over the first surface; a chip over the substrate structure and electrically connected to the first circuit layer; a conductive connector over the substrate structure and electrically connected to the first circuit layer; a redistribution structure over the conductive connector, the redistribution structure including a first redistribution layer and a second redistribution layer over the first redistribution layer, the first redistribution layer including a second circuit layer electrically connected to the first circuit layer and a conductive contact in contact with the second circuit layer, the second redistribution layer including a third circuit layer in contact with the conductive contact; and a light emitting device over the redistribution structure and electrically connected to the third circuit layer.
    Type: Application
    Filed: November 30, 2018
    Publication date: April 16, 2020
    Inventors: Pei-Wei WANG, Cheng-Ta KO, De-Shiang LIU, Yu-Hua CHEN
  • Publication number: 20200006610
    Abstract: A light emitting device package structure includes a substrate, a circuit layer structure, a light emitting device, a first redistribution layer, a conductive connector, a second redistribution layer, and a chip. The circuit layer structure is disposed over the substrate, and the circuit layer structure includes a first circuit layer. The light emitting device is disposed over the circuit layer structure and is electrically connected with the first circuit layer. The first redistribution layer is disposed over the light emitting device and includes a second circuit layer and a conductive contact contacting the second circuit layer. The conductive connector connects the first circuit layer and the second circuit layer. The second redistribution layer is disposed over the first redistribution layer and includes a third circuit layer contacting the conductive contact. The chip is disposed over the second redistribution layer and is electrically connected with the third circuit layer.
    Type: Application
    Filed: September 25, 2018
    Publication date: January 2, 2020
    Inventors: Pei-Wei WANG, Cheng-Ta KO, Yu-Hua CHEN, De-Shiang LIU, Tzyy-Jang TSENG