75803217
Sep 20, 1999
Steganography computer systems comprising computer hardware and software for use in reading digital watermarks embedded into digital images and for linking to electronic sites such as on the worldwide web in response to the recognition of the digital watermarks; and digital images containing digital watermarks embedded therein which upon recognition are used to link to electronic sites such as on the worldwide web in response to the recognition of the digital watermarks
Electrical and Scientific ApparatusPaper media, namely image containing printed publications, news reports, advertisements, event tickets and pictures of persons, places or objects, which include digital watermarks embedded in the images for recognition by computer software for use in linking to electronic sites such as on the worldwide web in response to the recognition of the digital watermarks
Paper Goods and Printed Matter