Patents by Inventor James T. Gotshall

James T. Gotshall 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 receiver audio attenuator
    Patent number: 4198603
    Abstract: A radio receiver includes apparatus for attenuating the audio signal derived from weak and noisy radio frequency signals to render the resulting noisy output audio signals less objectionable. Apparatus is provided to attenuate the AGC audio frequency signal in a predetermined constant attenuation, linearly mix the AGC regulated and attenuated audio frequency signals in a proportion controlled by an attenuation control signal and generate the attenuation control signal from the difference between the radio AGC signal and a predetermined constant reference.
    Type: Grant
    Filed: September 22, 1978
    Date of Patent: April 15, 1980
    Assignee: General Motors Corporation
    Inventors: Frederick A. Aldridge, James T. Gotshall, Burtron D. Schertz