Patents by Inventor Vytas F. Volertas

Vytas F. Volertas 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).

  • Unidirectional phase shift keyed communication system
    Patent number: 4130802
    Abstract: A unidirectional phase shift keyed (UPSK) communication system wherein the data sequence to either an in-phase channel or a quadrature channel is delayed by a one-half bit period with respect to the data sequence to the other channel whereby bi-phase modulation is effected in phase shift steps in a predetermined phasor direction.
    Type: Grant
    Filed: January 15, 1976
    Date of Patent: December 19, 1978
    Assignee: RCA Corporation
    Inventors: Edward J. Nossen, Vytas F. Volertas