Digital Watermarking patents

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

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

Industries:

Technologies: