Patents by Inventor Haochun Liu

Haochun 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).

  • Publication number: 20200105682
    Abstract: A semiconductor device and a method of forming the same are provided. The semiconductor device includes a die structure including a plurality of die regions and a plurality of first seal rings. Each of the plurality of first seal rings surrounds a corresponding die region of the plurality of die regions. The semiconductor device further includes a second seal ring surrounding the plurality of first seal rings and a plurality of connectors bonded to the die structure. Each of the plurality of connectors has an elongated plan-view shape. A long axis of the elongated plan-view shape of each of the plurality of connectors is oriented toward a center of the die structure.
    Type: Application
    Filed: February 1, 2019
    Publication date: April 2, 2020
    Inventors: Haochun Liu, Ching-Wen Hsiao, Kuo-Ching Hsu, Mirng-Ji Lii
  • Publication number: 20200006311
    Abstract: A method comprises depositing a protection layer over a first substrate, wherein the first substrate is part of a first semiconductor die, forming an under bump metallization structure over the protection layer, forming a connector over the under bump metallization structure, forming a first dummy plane along a first edge of a top surface of the first semiconductor die and forming a second dummy plane along a second edge of the top surface of the first semiconductor die, wherein the first dummy plane and the second dummy plane form an L-shaped region.
    Type: Application
    Filed: September 12, 2019
    Publication date: January 2, 2020
    Inventors: Yao-Chun Chuang, Yu-Chen Hsu, Haochun Liu, Chita Chuang, Chen-Cheng Kuo, Chen-Shien Chen