Patents by Inventor James Van Cleave

James Van Cleave 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).

  • Broadband converter/descrambler interface for cable TV
    Patent number: 4864613
    Abstract: A broadband converter/descrambler intended for use with cable-ready video appliances (e.g., a VCR or television) receives signals from a cable TV drop. The cable TV signals are characterized by a plurality of scrambled and unscrambled TV channels. The scrambled channels are received, descrambled and reinserted in an unused portion of the TV spectrum, enabling the converter/descrambler to provide output signals on a plurality of different signal channels to which the video appliance can be tuned.
    Type: Grant
    Filed: July 8, 1988
    Date of Patent: September 5, 1989
    Assignee: General Instrument Corporation
    Inventor: James Van Cleave