Patents by Inventor Vernal Wynn Thompson

Vernal Wynn Thompson 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).

  • Secant correction circuit
    Patent number: 4084159
    Abstract: An antenna tracking system in which attenuation of gain in the azimuth tracking circuit as a function of the angle of elevation of the antenna is compensated. A correction circuit is provided in the servo loop for amplifying the azimuth error signal and rate gyro signal by an amount equal to the secant of the elevation angle.
    Type: Grant
    Filed: September 2, 1976
    Date of Patent: April 11, 1978
    Assignee: Sperry Rand Corporation
    Inventors: Wilbert Cleon Anderson, Vernal Wynn Thompson, Lawrence Walter Urry