Patents by Inventor James E. D. Cline

James E. D. Cline 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).

  • Phase locked loop for synchronizing VCO with digital data pulses
    Patent number: 4055814
    Abstract: A phase-locked loop is provided with a phase detector capable of providing phase error magnitude and direction information for synchronizing a voltage controlled oscillator with a train of data pulses spaced apart in integral multiples of a fundamental clock period using an edge-triggered flip-flop and simple digital logic gates.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: October 25, 1977
    Assignee: Pertec Computer Corporation
    Inventors: Robert C. Abraham, James E. D. Cline