(19)

(11)

EP 2 069 896 A2

(12)

(88) Date of publication A3: 31.07.2008 (43) Date of publication: 17.06.2009 Bulletin 2009/25 (21) Application number: 07825241.8 (22) Date of filing: 02.10.2007

(51) International Patent Classification (IPC):  G06F 3/048(2006.01) (86) International application number: PCT/IB2007/002897 (87) International publication number: WO 2008/041096 (10.04.2008 Gazette 2008/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 02.10.2006 US 540965 05.12.2006 US 567031 (71) Applicant: Nokia Corporation 02150 Espoo (FI)	(72) Inventor: REPONEN, Erika FIN-33100 Tampere (FI) (74) Representative: Tognetty, Virpi Maria et al Nokia Corporation IPR Department Keilalahdentie 4 01250 Espoo 01250 Espoo (FI)