Patents by Inventor Michael David Score

Michael David Score 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).

  • Modulation scheme for filterless switching amplifiers
    Patent number: 6211728
    Abstract: A Class-D switching amplifier (20) having a terinary modulation scheme implemented in an H-bridge configuration. The present invention has four states of operation, and achieves increased efficiency and reduced cost by delivering current to the load only when needed, and once delivered, maintaining the current. The Class-D switching amplifier eliminates the need for post amplifier filters.
    Type: Grant
    Filed: November 16, 1999
    Date of Patent: April 3, 2001
    Assignee: Texas Instruments Incorporated
    Inventors: Wayne Tien-Feng Chen, Marco Corsi, Roy Clifton Jones, III, Michael David Score