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

  • US 7,409,073 B2
  • Filed: 07/07/2006
  • Issued: 08/05/2008
  • Est. Priority Date: 07/02/1996
  • Status: Expired due to Fees
First Claim
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1. An article of manufacture comprising a machine readable medium, having thereon stored instructions adapted to be executed by a processor, which instructions when executed result in a process comprising:

  • analyzing a digital signal to identify potential watermarking locations within the digital signal, which potential watermarking locations are suitable for embedding one or more bits of a watermark message;

    using a watermarking key to detect the watermark message from the digital signal at the locations identified by the analyzing step.

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