Patents by Inventor Ralph O. Williams

Ralph O. Williams 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).

  • Pulse repetition modulator apparatus
    Patent number: 4651114
    Abstract: A pulse repetition modulator apparatus having a pulse width modulator to supply a series of maximum transmitter power output bursts that have been generated with a pulse time correlation to the sampled amplitude of the voice signal input to the link. The output bursts would therefore be of variable length with the durations proportional to the amplitude of the voice input signal.
    Type: Grant
    Filed: February 3, 1986
    Date of Patent: March 17, 1987
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Alwin G. Steinmayer, Jr., Ralph O. Williams