Data protection system that protects data by encrypting the data

Details for Australian Patent Application No. 2002241312 (hide)

Owner Matsushita Electric Industrial Co., Ltd.

Inventors Nakano, Toshihisa; Tatebayashi, Makoto; Matsuzaki, Natsume; Ohmori, Motoji

Agent Griffith Hack

Pub. Number AU-B-2002241312

PCT Pub. Number WO2002/078419

Priority 2001-095730 29.03.01 JP; 2001-285608 19.09.01 JP

Filing date 28 March 2002

Wipo publication date 15 October 2002

Acceptance publication date 2 August 2007

International Classifications

H04L 9/08 (2006.01) Arrangements for secret or secure communication - Key distribution

G06F 21/00 (2006.01) Security arrangements for protecting computers or computer systems against unauthorised activity

G11B 20/00 (2006.01) Signal processing not specific to the method of recording or reproducing

H04L 29/06 (2006.01) Arrangements, apparatus, circuits or systems, not covered by a single one of groups - characterised by a protocol

H04N 5/913 (2006.01) Details of television systems - for scrambling

H04N 7/167 (2006.01) Television systems - Systems rendering the television signal unintelligible and subsequently intelligible

Event Publications

3 April 2003 Application Open to Public Inspection

  Published as AU-B-2002241312

2 August 2007 Application Accepted

  Published as AU-B-2002241312

29 November 2007 Standard Patent Sealed

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