Patents by Inventor Lee-Chung Yu

Lee-Chung Yu 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).

  • Power gating in integrated circuits for leakage reduction
    Patent number: 7913141
    Abstract: A system is disclosed for reducing current leakages in an integrated circuit (IC), the system comprises one or more separated power supply lines connecting between one or more power sources and an isolated circuitry, one or more switches on the separated power supply lines for controlling the connections between the power sources and the isolated circuitry, and one or more controllers for turning the switches on or off according to one or more predetermined conditions.
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: March 22, 2011
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Lee-Chung Yu, Chung-Hsing Wang, Yung-Chin Hou
  • Power gating in integrated circuits for leakage reduction
    Publication number: 20080082876
    Abstract: A system is disclosed for reducing current leakages in an integrated circuit (IC), the system comprises one or more separated power supply lines connecting between one or more power sources and an isolated circuitry, one or more switches on the separated power supply lines for controlling the connections between the power sources and the isolated circuitry, and one or more controllers for turning the switches on or off according to one or more predetermined conditions.
    Type: Application
    Filed: August 16, 2006
    Publication date: April 3, 2008
    Inventors: Lee-Chung Yu, Chung-Hsing Wang, Yung-Chin Hou