Signing and authentication devices and processes and corresponding products, notably for DVB/MPEG MHP digital streams

Details for Australian Patent Application No. 2002360105 (hide)

Owner THOMSON Licensing S.A.

Inventors Durand, Alain; Pasquier, Frederic; Schaefer, Ralf; Lesenne, Laurent

Agent FB Rice

Pub. Number AU-B-2002360105

PCT Number PCT/EP02/14897

PCT Pub. Number WO2003/098895

Priority PCT/EP02/05610 22.05.02 EP

Filing date 8 November 2002

Wipo publication date 2 December 2003

Acceptance publication date 20 December 2007

International Classifications

H04N 7/08 (2006.01) Television systems - Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band

G09C 1/00 (2006.01) Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system

H04L 9/18 (2006.01) Arrangements for secret or secure communication - Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems

H04L 9/32 (2006.01) Arrangements for secret or secure communication - including means for verifying the identity or authority of a user of the system

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

H04N 7/081 (2006.01) Television systems - the additional information signals being transmitted by means of a subcarrier

H04N 7/16 (2006.01) Television systems - Secrecy systems

H04N 7/173 (2006.01) Television systems - with two-way working, e.g. subscriber sending a programme selection signal

H04N 7/24 (2006.01) Television systems - Systems for the transmission of television signals using pulse code modulation

Event Publications

3 April 2003 Complete Application Filed

  Priority application(s): PCT/EP02/05610 22.05.02 EP

29 January 2004 Application Open to Public Inspection

  Published as AU-B-2002360105

20 December 2007 Application Accepted

  Published as AU-B-2002360105

17 April 2008 Standard Patent Sealed

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002360106-METHOD FOR TRANSMITTING PACKET SWITCHED DATA IN A CELLULAR RADIOCOMMUNICATION SYSTEM DURING CELL CHANGE

2002360104-HIGH SPEED TRANSFER SYSTEM