Patents by Inventor Edwyn D. Smith

Edwyn D. Smith 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).

  • Correlated double sampling CCD video preprocessor-amplifier
    Patent number: 4287441
    Abstract: The invention provides a preprocessor using sample-and-hold circuits and lifiers which performs double correlated sampling of the output of a CCD with full efficiency at rates up to those at which these elements can perform individually.
    Type: Grant
    Filed: March 30, 1979
    Date of Patent: September 1, 1981
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventor: Edwyn D. Smith