Material display

Details Material display Material display

2006-05-09

2006-05-09

Morse, Gregory (Department: 2134)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

C725S020000, C386S349000

Reexamination Certificate

active

07043638

ABSTRACT:
The invention relates to a data storage medium storing data material having a data replay order, the stored data material being associated with dummy data material stored on the medium at a different position in the data replay order, in which metadata identifying the data material is encoded as a watermark in the dummy data material.

REFERENCES:
patent: 5636078 (1997-06-01), Tsai
patent: 6166496 (2000-12-01), Lys et al.
patent: 2002/0016848 (2002-02-01), Yohsimine et al.
patent: 2002/0078456 (2002-06-01), Hudson et al.
patent: 2002/0124173 (2002-09-01), Stone
patent: 1 069 722 (2001-01-01), None

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