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Method and apparatus for dynamic channel bandwidth allocation among multiple parallel video coders

  • US 5,115,309 A
  • Filed: 09/10/1990
  • Issued: 05/19/1992
  • Est. Priority Date: 09/10/1990
  • Status: Expired due to Term
First Claim
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1. Apparatus for dynamically allocating portions of available overall channel bandwidth comprising:

  • a set including a plurality of individual video coders each of which is processing in parallel at least a different portion of at least one video signal comprised of frames wherein each frame contains an at least one image representation;

    means for receiving as an input from each member of said set of individual video coders an average frame quantization step size employed in a previous frame; and

    means responsive to said average frame quantization step size from each of said individual video coders for generating for a current frame a set of estimated channel sharing factors.

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