Patents by Inventor Evan C. Johnson

Evan C. Johnson 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).

  • Publication number: 20110164827
    Abstract: A system for processing video data to improve image quality at low data rates comprising an encoder generating an entropy signal representing the relative entropy of the video data and a plurality of filters each receiving the entropy signal and a threshold setting and filtering the video data if the entropy signal is greater than the threshold setting.
    Type: Application
    Filed: February 5, 2010
    Publication date: July 7, 2011
    Inventors: Robert W. Reams, Evan C. Johnson
  • Publication number: 20110167445
    Abstract: A system for providing audiovisual data. A run-length audiovisual data system for providing run-length audiovisual content. An advertising content system for providing advertising content. A semantic filter system for processing the run-length audiovisual content and the advertising content and matching the run-length audiovisual content to the advertising content based on semantic filter output matching.
    Type: Application
    Filed: February 5, 2010
    Publication date: July 7, 2011
    Inventors: Robert W. Reams, Evan C. Johnson