EP 1702467 A1 20060920 - PROCESS FOR UPDATING ACCESS RIGHTS TO CONDITIONAL ACCESS DATA
Title (en)
PROCESS FOR UPDATING ACCESS RIGHTS TO CONDITIONAL ACCESS DATA
Title (de)
PROZESS ZUM AKTUALISIEREN VON ZUGANGSRECHTEN ZU BEDINGTER-ZUGANG-DATEN
Title (fr)
PROCÉDURE DE MISE À JOUR DE DROITS D'ACCÈS À DES DONNÉES À ACCÈS CONDITIONNEL
Publication
Application
Priority
- EP 2004053481 W 20041215
- EP 03104710 A 20031216
- EP 04804836 A 20041215
Abstract (en)
[origin: EP1545130A1] The security modules related to group number in which access rights are to be updated, and encryption keys (KUA1-KUA3) of the modules, are determined. The access rights are encrypted with the keys and authorization messages (EMM1-EMM3) with encrypted access rights and identifiers (UA1-UA3) of security modules are sent to destination. The access rights are decrypted in security modules corresponding to identifiers.
IPC 8 full level
H04N 7/16 (2011.01); H04N 7/167 (2011.01)
CPC (source: EP US)
H04N 7/163 (2013.01 - EP US); H04N 7/1675 (2013.01 - EP US); H04N 21/25808 (2013.01 - EP US); H04N 21/25866 (2013.01 - EP US); H04N 21/26606 (2013.01 - EP US); H04N 21/4181 (2013.01 - EP US); H04N 21/4182 (2013.01 - EP US); H04N 21/4623 (2013.01 - EP US)
Citation (search report)
See references of WO 2005069622A1
Citation (examination)
- WO 02102074 A1 20021219 - CANAL PLUS TECHNOLOGIES [FR], et al
- WO 03039153 A2 20030508 - FRANCE TELECOM [FR], et al
- WO 03075570 A1 20030912 - ADB POLSKA SP [PL], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1545130 A1 20050622; EP 1702467 A1 20060920; US 2005129234 A1 20050616; WO 2005069622 A1 20050728
DOCDB simple family (application)
EP 03104710 A 20031216; EP 04804836 A 20041215; EP 2004053481 W 20041215; US 1223004 A 20041216