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Method of referring to digital watermark information embedded in a mark image

  • US 20010021978A1
  • Filed: 02/09/2001
  • Published: 09/13/2001
  • Est. Priority Date: 03/10/2000
  • Status: Active Grant
First Claim
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1. A method for referring to digital watermark information in a mark image, the digital watermark information being embedded in the mark image, processing being performed with reference to the digital watermark information, wherein the digital watermark information comprises referred data, and an action definition that includes an action class and an index of the referred data as a parameter, said method comprising a step of referring to said action definition;

  • and a step of referring to said referred data through the index included in the action definition to perform processing defined by the action class.

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