Patent №
US 6,567,535
Granted
2003-05-20
Filed 2001
Owner
DIGIMARC CORPORATION
Lab
—
AI components
2
nlp · hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
09758523
Multi-bit auxiliary information is hidden in audio and imagery (e.g., digital photographs, video), using steganographic techniques. Such information can be used for various purposes, including identifying audio/imagery as originating from a particular source, copy control, etc. In some embodiments, operation of the system changes over time. This change may be triggered by various events, including passage of new information to the system through audio or imagery being processed.
AI classification
Ownership
DIGIMARC CORPORATION
assignment · 114720354
Assignors
RHOADS, GEOFFREY B.
On an employer assignment, the assignors are typically the inventors.