Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium
Reexamination Certificate
2007-02-13
2007-02-13
Tran, Thai Q. (Department: 2621)
Motion video signal processing for recording or reproducing
Local trick play processing
With randomly accessible medium
C360S060000, C380S201000, C380S210000
Reexamination Certificate
active
10073020
ABSTRACT:
This invention provides a digital watermark embedding method that is a method of embedding a digital watermark, which is generated according to specific rules, in contents comprising digital data, and increases the strength of the digital watermark corresponding to content during a predetermined time period at the beginning of the digital watermark.
REFERENCES:
patent: 6226387 (2001-05-01), Tewfik et al.
patent: 6665417 (2003-12-01), Yoshiura et al.
patent: 7027611 (2006-04-01), Hashimoto
patent: 1 229 548 (1999-09-01), None
patent: 1 260 565 (2000-07-01), None
patent: 1 006 722 (2000-06-01), None
patent: 1006722 (2000-07-01), None
patent: 1 032 205 (2000-08-01), None
patent: WO 98/12835 (1998-03-01), None
patent: WO 00/70523 (2000-11-01), None
patent: WO 02/23905 (2002-03-01), None
patent: WO 02/50832 (2002-06-01), None
Nikolaidis N et al: “Robust image watermarking in the spatial domain” Signal Processing, Elsevier Science Publishers B.V. Amsterdam, NL, vol. 66, No. 3, May 28, 1998, pp. 385-403, XP004124959.
Chowdhury Nigar
Pioneer Corporation
Tran Thai Q.
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