Method and system for digital watermarking

CAFC
  • US 7,770,017 B2
  • Filed: 12/26/2007
  • Issued: 08/03/2010
  • Est. Priority Date: 07/02/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. An article of manufacture for authorized distribution of multimedia content comprising a non-transitory machine-readable medium having stored thereon instructions adapted to be executed by a processor, the instructions which, when executed, results in the processing comprising:

  • receiving at least one copy of content to be imperceptibly encoded with at least one digital watermark;

    encoding the digital watermark into one or more locations in the content utilizing a key associated with a plurality of functions describing how the digital watermark is to be encoded anddetecting at least one digital watermark using the key.

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