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

CAFC
  • US 8,121,343 B2
  • Filed: 10/10/2010
  • Issued: 02/21/2012
  • Est. Priority Date: 07/02/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method of detecting a watermark message comprising:

  • identifying, with a processor, signal characteristics suitable for embedding one or more bits of a watermark message within a signal;

    using a watermarking key to detect said watermark message from the identified signal characteristics.

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