Patent №
US 7,130,443
Granted
2006-10-31
Filed 2002
Owner
BRITISH BROADCASTING CORPORATION
Lab
—
AI components
1
vision
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
09936816
A watermarking system and method is proposed for still or moving pictures in which a watermark is embedded robustly and simply into DC-values, but without causing unacceptable visible picture degradation. The watermark is secure and can be readily detected, and the method can be used to convey additional data. Also disclosed is a method for watermarking a sequence of pictures in which the visibility of artifacts is reduced. The watermark may carry data and may be used to label a program.
AI classification
Ownership
BRITISH BROADCASTING CORPORATION
assignment · 124250947
Assignors
WERNER, OLIVER HARTWIG, MASON, ANDREW JAMES, SALMON, RICHARD AUBREY
On an employer assignment, the assignors are typically the inventors.