Patents by Inventor Sanjai Bhargava

Sanjai Bhargava 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).

  • Coding technique for high definition television signals
    Patent number: 5337085
    Abstract: A coding technique for high-definition television signals involves splitting the luminance signal into four sub-bands using a sub-band encoder and separately encoding each sub-band using a simplified vector quantization technique. The characteristics of each respective simplified vector quantization encoder can be matched to the characteristics of the respective sub-bands.
    Type: Grant
    Filed: April 10, 1992
    Date of Patent: August 9, 1994
    Assignee: Comsat Corporation
    Inventors: Lin-Nan Lee, Ashok K. Rao, Sanjai Bhargava