Patents by Inventor Peter W. Cheng

Peter W. Cheng 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: 6118331
    Abstract: A method and system for providing a filter having an increased speed and decreased settling time are disclosed. The method and system comprise summing means for adding and subtracting. The method and system further comprise means coupled to the summer for providing a delay; and a clock coupled to the delay providing means. The clock determines a number of samples during a predetermined time. The clock is operated at a plurality of frequencies such that the total number of samples during the predetermined time is a predetermined number. According to the method and system disclosed, the filter has an increased speed. The increased speed of the filter can operate to extend the lifetime of power devices.
    Type: Grant
    Filed: June 20, 1997
    Date of Patent: September 12, 2000
    Assignee: Texas Instruments Incorporated
    Inventors: Mohammad Yunus, Sofjan Goenawan, Peter W. Cheng