Patents by Inventor Charles S. Horvitz

Charles S. Horvitz 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).

  • Radio frequency energy detection circuitry
    Patent number: 4922132
    Abstract: Radio frequency energy detection circuitry for changing the logic state of an output signal from an initial state to a second state in response to received radio frequency energy exceeding a first predetermined power level, such circuitry being non-responsive to fades in such received radio frequency signal by preventing the second state of the output signal from reverting to the initial state until the power level of the received radio frequency energy falls below a second, lower predetermined power level.
    Type: Grant
    Filed: March 1, 1989
    Date of Patent: May 1, 1990
    Assignee: Raytheon Company
    Inventors: Charles S. Horvitz, Michael L. Miceli