Patents Examined by Andrew La
  • Patent number: 8416858
    Abstract: Systems and methods that provide a video stream, the video stream comprising a sequence of plural compressed pictures corresponding to a video program, the plural compressed pictures having plural sets of compressed pictures, each of the plural sets adhering to one or more picture interdependencies, properties, or a combination of the picture interdependencies and properties, and provide auxiliary information in the video stream, the auxiliary information comprising plural data fields, the plural data fields comprising a first data field corresponding to one of multiple possible coding scheme, the coding scheme comprising a set of tiers that uniquely define the one coding scheme, the plural data fields further comprising a second data field different from the first data field, the second data field comprising an indication of whether the one or more picture interdependencies, properties, or a combination of both corresponding to the set of tiers is valid for use in decoding.
    Type: Grant
    Filed: March 1, 2009
    Date of Patent: April 9, 2013
    Assignee: Cisco Technology, Inc.
    Inventors: Arturo A. Rodriguez, Benjamin M. Cook, Ken L. Eppinett, John R. Beun