Patents by Inventor Louis C. Liu

Louis C. 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).

  • Method for fabricating a radio frequency integrated circuit and product formed thereby
    Patent number: 4933860
    Abstract: A method of designing and fabricating a semiconductor integrated circuit for operation at radio frequencies. The method includes fabricating an integrated circuit having circuit components, at least one of which is an active device, testing the electrical performance of at least one of the active devices and then forming an electrical conductor to the integrated circuit to interconnect selected ones of the circuit components to form a radio frequency circuit, wherein the selection is based on the outcome of the electrical performance test.
    Type: Grant
    Filed: May 20, 1988
    Date of Patent: June 12, 1990
    Assignee: TRW Inc.
    Inventor: Louis C. Liu