Patents by Inventor Afshin S. Daryoush

Afshin S. Daryoush 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).

  • Light controlled antennas
    Patent number: 4751513
    Abstract: The characteristics of antennas are modified by photosensitive electrical elements connected to the radiating elements. The photosensitive elements are biased by light, by direct electrical bias, or both. The photosensitive element may be a PIN diode. The bias may be applied by general illumination or conducted by a fiber optic cable.
    Type: Grant
    Filed: May 2, 1986
    Date of Patent: June 14, 1988
    Assignee: RCA Corporation
    Inventors: Afshin S. Daryoush, Peter R. Herczfeld, Arye Rosen