Information processing apparatus enabling electronic...

Details Information processing apparatus enabling electronic... Information processing apparatus enabling electronic...

2005-12-27

2005-12-27

Ahmed, Samir (Department: 2623)

Image analysis

Applications

C380S054000, C713S176000

Reexamination Certificate

active

06980668

ABSTRACT:
In order to protect the copyright of data in accordance with the intent of a copyright holder, an arbitrary timing can be set for the application of an electronic watermark to data. For example, a data registration timing, a data communication timing or a data output timing can be arbitrarily selected.

REFERENCES:
patent: 6131162 (2000-10-01), Yoshiura et al.
patent: 6148333 (2000-11-01), Guedalia et al.
patent: 6182218 (2001-01-01), Saito
patent: 6233684 (2001-05-01), Stefik et al.
patent: 6266419 (2001-07-01), Lacy et al.
patent: 6330672 (2001-12-01), Shur
patent: 6389421 (2002-05-01), Hawkins et al.
U.S. Appl. No. 09/318,630.
U.S. Appl. No. 09/318,630, filed May 26, 1999, pending.

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