EP 1759477 A4 20100113 - DIGITAL RIGHTS MANAGEMENT SYSTEM
Title (en)
DIGITAL RIGHTS MANAGEMENT SYSTEM
Title (de)
SYSTEM ZUR VERWALTUNG DIGITALER RECHTE
Title (fr)
SYSTEME DE GESTION DES DROITS NUMERIQUES
Publication
Application
Priority
- IL 2005000580 W 20050602
- US 58211404 P 20040622
Abstract (en)
[origin: WO2005125072A2] A digital rights management system (figure 1) for a mobile telephone (10), including a controlled content disk (16) to store content in an encrypted format, and a mobile telephone processor (18) to run a plurality of mobile telephone applications (36, 38, 40) and a secure device driver (22) thereon, the mobile telephone processor (18) being operationally associated with the controlled content disk (16), the mobile telephone applications (36, 38, 40) being unable to decrypt content from the encrypted format, the secure device driver (22) having a receiving module (24) to receive a request from one of the mobile telephone applications (36, 38, 40) to access the content, a validation module (26) to validate the request, and a transport module (28) to substantially directly transfer the content to the one mobile telephone application, contingent upon a positve result of the validating of the validation module (26). Related apparatus and methods are also described.
IPC 8 full level
H04L 9/00 (2006.01); G06F 21/10 (2013.01); H04K 1/00 (2006.01); H04M 1/72403 (2021.01)
CPC (source: EP US)
G06F 21/10 (2013.01 - EP US); H04M 1/72403 (2021.01 - EP)
Citation (search report)
- [X] US 2002099837 A1 20020725 - OE NAOYUKI [JP], et al
- [X] US 2003226012 A1 20031204 - ASOKAN N [FI], et al
- [X] EP 1191422 A2 20020327 - IBM [US]
- [A] GB 2119978 A 19831123 - PHILIPS NV
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)
WO 2005125072 A2 20051229; WO 2005125072 A3 20060202; EP 1759477 A2 20070307; EP 1759477 A4 20100113
DOCDB simple family (application)
IL 2005000580 W 20050602; EP 05747258 A 20050602