Method of referring to digital watermark information...

Details Method of referring to digital watermark information... Method of referring to digital watermark information...

2005-11-22

2005-11-22

Morse, Gregory (Department: 2134)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

C713S162000

Reexamination Certificate

active

06968455

ABSTRACT:
A browser21of a mark user client3obtains Web page11from a mark provider server2and displays it. Then control is transferred to a mark reference program22when a mark is detected, and the program extracts digital watermark information from a mark image. This digital watermark information comprises referred data, and an action definition that includes an action class and an index of the referred data as a parameter. The mark reference program22refers to this action definition, refers to required data through the index included in the action definition, and then performs processing defined by the action class.

REFERENCES:
patent: 5841978 (1998-11-01), Rhoads
patent: 6754822 (2004-06-01), Zhao
patent: 0936531 (1999-08-01), None
patent: 0982930 (2000-03-01), None
patent: 9957623 (1999-11-01), None

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