×

Digital watermarking and television services

  • US 20030192060A1
  • Filed: 02/12/2003
  • Published: 10/09/2003
  • Est. Priority Date: 01/30/2001
  • Status: Abandoned Application
First Claim
Patent Images

1. A method of operating a digital video recorder, the digital video recorder having an input to receive content, said method comprising the steps of:

  • decoding a digital watermark embedded in content, the digital watermark comprising an identifier;

    communicating the identifier to an interactive television service provider; and

    receiving related information in response to communicating the identifier.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×