Digital Watermarking patents

Rovi is offering for sale its patent portfolio related to “Digital Watermaking”. This patent portfolio includes:

  • 9 US patents
  • 100+ international counterparts


Key technical characteristics include:

  • Relevancy across audio, video, and audio-video medium.
  • Detecting and embedding watermarks using similarity criterion
  • Measuring attributes in watermarks
  • Scaling the size of watermarks to be added to content
  • Maintaining and deploying an “alphabet” of watermarks to various components of a digital file, or content
  • Restoring a tag signal in a video signal the signal and a watermark for further protection


Exemplary patents of interest:

US 6,374,036

US 7,983,260