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Integrating digital watermarks in multimedia content

  • US 7,643,649 B2
  • Filed: 12/13/2005
  • Issued: 01/05/2010
  • Est. Priority Date: 11/18/1993
  • Status: Expired due to Fees
First Claim
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1. A method for decoding auxiliary data in audio visual content with an audio or video track, comprising:

  • using a programmed computer to decode auxiliary data from the audio or video tracks, wherein the auxiliary data includes at least one digital watermark from the audio or video track;

    evaluating auxiliary data from one of the audio or video tracks in a process dependent on auxiliary data from a different one of the audio or video tracks;

    using the auxiliary data decoded from the audio and video tracks, including the digital watermark, to control processing of the audio visual content in a device.

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