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Steganographic Encoding and Detecting for Video Signals

  • US 20080131084A1
  • Filed: 10/26/2007
  • Published: 06/05/2008
  • Est. Priority Date: 11/18/1993
  • Status: Active Grant
First Claim
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1. A method comprising:

  • obtaining a plural-bit identifier;

    obtaining a signal representing video data;

    cyclically applying the plural-bit identifier to the signal representing video data at the time of or as part of distribution of the video data, the plural-bit identifier being steganographically applied to the signal representing video data;

    wherein said act of applying utilizes one or more pre-computed carrier signals.

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