(19)
(11) EP 1 690 367 A2

(12)

(88) Date of publication A3:
23.03.2006

(43) Date of publication:
16.08.2006 Bulletin 2006/33

(21) Application number: 04798827.4

(22) Date of filing: 10.11.2004
(51) International Patent Classification (IPC): 
H04L 9/32(2006.01)
(86) International application number:
PCT/IB2004/003687
(87) International publication number:
WO 2005/045554 (19.05.2005 Gazette 2005/20)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK YU

(30) Priority: 11.11.2003 US 705449
09.09.2004 US 939078

(71) Applicant: Nokia Corporation
02150 Espoo (FI)

(72) Inventors:
  • ALVE, Jukka
    FIN-00400 Helsinki (FI)
  • IKONEN, Ari
    FIN-21280 Raisio (FI)
  • KANGAS, Mauri
    FIN-21530 Paimio (FI)
  • HEIKKILA, Tapani
    FIN-02710 Espoo (FI)

(74) Representative: Read, Matthew Charles et al
Venner Shipley LLP 20 Little Britain
London EC1A 7DH
London EC1A 7DH (GB)

   


(54) SYSTEM AND METHOD FOR USING DRM TO CONTROL CONDITIONAL ACCESS TO BROADBAND DIGITAL CONTENT