Patents by Inventor Norman L. Whisler

Norman L. Whisler 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).

  • Automatic frequency translator for use with a delay/amplitude equalizer
    Patent number: 3999130
    Abstract: Apparatus for use with a controller of a delay/amplitude equalizer. The disclosed apparatus supplies a reference signal with a frequency offset component identical in amplitude and phase to an offset frequency of the received signal. The availability of a received signal and a reference signal permits setting tap weight in the tapped delay line of the transversal filter of a delay/amplitude equalizer.
    Type: Grant
    Filed: February 21, 1975
    Date of Patent: December 21, 1976
    Assignee: The Magnavox Company
    Inventor: Norman L. Whisler