Patents by Inventor Lauriston C. Wah

Lauriston C. Wah 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).

  • Adaptive quadrature amplitude modulation decoding system
    Patent number: 6680985
    Abstract: An adaptive quadrature amplitude modulation (“QAM”) decoding system for use in, for example, high speed, bandwidth efficient QAM communication systems includes a circuit that adaptively adjusts gain and voltage bias and provides adaptive equalization feedback based on the same signal used to decode the QAM symbols.
    Type: Grant
    Filed: August 15, 2000
    Date of Patent: January 20, 2004
    Assignee: Hughes Electronics Corporation
    Inventors: Andrew L. Strodtbeck, Lauriston C. Wah, Susan E. Bach