Customized Advertisement Splicing In Encrypted Entertainment Sources

  • US 20080235722A1
  • Filed: 03/20/2007
  • Published: 09/25/2008
  • Est. Priority Date: 03/20/2007
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • receiving gap information from an entertainment content source configured to provide an entertainment stream associated with a contributing source information providing a source of the entertainment stream and a chronological order to render the entertainment stream, the entertainment stream being encrypted and having an associated first decryption key multiplexed into a key distribution system, the gap information identifying a gap in the entertainment stream where an ad may be one of inserted or substituted;

    synchronizing a target ad from an advertisement stream to a time base corresponding to the gap;

    decrypting the entertainment stream using the first decryption key selected from the key distribution system based on the contributing source information; and

    rendering the entertainment stream and the target ad as a composite stream based on the chronological order, the target ad being rendered during the gap in the entertainment stream.

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