Optimization methods for the insertion, protection, and detection of digital watermarks in digital data

  • US 7,987,371 B2
  • Filed: 07/09/2008
  • Issued: 07/26/2011
  • Est. Priority Date: 07/02/1996
  • Status: Expired due to Fees
First Claim
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1. A method for generating a digital watermark message encoded digital data signal, comprising:

  • obtaining a digital data signal;

    identifying, with a processor, a plurality of candidate bits in said digital data signal;

    obtaining a digital watermark message to be encoded; and

    encoding said digital watermark message in a first encoding bit set consisting of all or less than all of said plurality of candidate bits.

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