Patents by Inventor Robert R. Goldsborough

Robert R. Goldsborough 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).

  • Frequency shift rate detector
    Patent number: 4114156
    Abstract: 2. A doppler shift rate detector system comprising: a first mixer; input ns for simultaneously applying a carrier signal and a doppler shifted sideband signal to said first mixer; first and second intermediate frequency amplifiers coupled to said first mixer; a mixer and an intermediate frequency amplifier stage coupled to said first and second intermediate frequency amplifiers; a mixer and oscillator stage coupled to said mixer and intermediate frequency amplifier stage; a frequency multiplier coupled to said mixer and oscillator stage; a second mixer coupled to said frequency multiplier; a delay line having an input coupled to said frequency multiplier and an output coupled to said second mixer, a narrow-band active filter coupled to said second mixer; an indicating means coupled to said filter; a low frequency switch coupled to said filter; a R. F. switch coupled to said first and second intermediate amplifiers; a sweep generator coupled to said R. F.
    Type: Grant
    Filed: February 28, 1962
    Date of Patent: September 12, 1978
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Robert R. Goldsborough, David R. Spencer, Samuel F. West