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Method and apparatus for embedding auxiliary information within original data

  • US 8,027,507 B2
  • Filed: 05/12/2009
  • Issued: 09/27/2011
  • Est. Priority Date: 09/25/1998
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • utilizing an electronic processor programmed for transmarking a media signal by acts of;

    detecting a first digital watermark in the media signal, the media signal being embedded with the first digital watermark using a first digital watermark embedding method;

    embedding detected message information from the first digital watermark into a second digital watermark in the media signal before the media signal undergoes a transformation process such that the second digital watermark is adapted to survive the transformation process.

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