Patents by Inventor William H. Sievers

William H. Sievers 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).

  • Programmable output polarity device
    Patent number: 4670714
    Abstract: An apparatus for generating an output signal having a selected output polarity. The apparatus comprises a sensing means for generating a logic signal upon occurrence of an event. Also, a programmable means generates a programmable signal indicating a selected output polarity. The logic signal and the programmable signal are received by polarity setting means for producing an output signal equal to the logic signal with the selected output polarity. Also disclosed is a testing means for temporarily forcing the programmable signal to indicate a selected output polarity for testing.
    Type: Grant
    Filed: December 17, 1984
    Date of Patent: June 2, 1987
    Assignee: Advanced Micro Devices, Inc.
    Inventors: William H. Sievers, Marc S. Garrett