EP 1574059 A2 20050914 - METHOD FOR ACCESS CONTROL IN DIGITAL PAY TELEVISION
Title (en)
METHOD FOR ACCESS CONTROL IN DIGITAL PAY TELEVISION
Title (de)
VERFAHREN ZUR ZUGANGSTEUERUNG BEIM DIGITALEN PAY-TV
Title (fr)
PROCEDE DE CONTROLE D'ACCES EN TELEVISION NUMERIQUE PAYANTS
Publication
Application
Priority
- FR 0350181 W 20031216
- FR 0215978 A 20021217
Abstract (en)
[origin: FR2848764A1] The procedure involves creating an access authorization signal (CW) in a user device e.g. chip card (26) to enable decoding of a signal by a receiving station if a user is authorized to access information in the signal. Messages for monitoring allocation of rights (ECM) having contents with configurable aspects is emitted. The contents enable an additional offer of a service/program to a subscriber based on users profile.
IPC 1-7
IPC 8 full level
H04N 7/16 (2011.01); H04N 7/167 (2011.01)
CPC (source: EP KR)
H04N 7/163 (2013.01 - EP); H04N 7/165 (2013.01 - EP); H04N 7/1675 (2013.01 - EP); H04N 21/2543 (2013.01 - EP); H04N 21/25891 (2013.01 - EP); H04N 21/26606 (2013.01 - EP); H04N 21/4181 (2013.01 - EP); H04N 21/4623 (2013.01 - EP KR); H04N 21/47211 (2013.01 - EP); H04N 21/63345 (2013.01 - EP)
Citation (search report)
See references of WO 2004057871A2
Designated contracting state (EPC)
DE ES FR GB IT
DOCDB simple family (publication)
FR 2848764 A1 20040618; AU 2003302182 A1 20040714; AU 2003302182 A8 20040714; BR 0317347 A 20051108; CN 1726714 A 20060125; EP 1574059 A2 20050914; JP 2006510323 A 20060323; KR 20050090399 A 20050913; MX PA05006345 A 20050826; WO 2004057871 A2 20040708; WO 2004057871 A3 20040812
DOCDB simple family (application)
FR 0215978 A 20021217; AU 2003302182 A 20031216; BR 0317347 A 20031216; CN 200380106221 A 20031216; EP 03809993 A 20031216; FR 0350181 W 20031216; JP 2004561580 A 20031216; KR 20057011171 A 20050616; MX PA05006345 A 20031216