Patent №
US 5,832,119
Granted
1998-11-03
Filed 1995
Owner
DIGIMARC CORPORATION
Lab
—
AI components
2
vision · planning
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
08534005
An embedded multi-bit signal is steganographically detected from empirical data, such as image or audio data, and some aspect of a related system's operation is controlled in accordance therewith. One application of the invention is a video playback or recording device that is controlled in accordance with the embedded multi-bit signal to limit playback or recording operations. Another is a photo-duplication kiosk that recognizes certain steganographic markings in an image being copied and interrupts the copying operation.
AI classification
Ownership
DIGIMARC CORPORATION
assignment · 76990316
Assignors
RHOADS, GEOFFREY B.
On an employer assignment, the assignors are typically the inventors.