(19)

(11)

EP 1 348 155 A2

(12)

(88) Date of publication A3: 13.03.2003 (43) Date of publication: 01.10.2003 Bulletin 2003/40 (21) Application number: 01272018.1 (22) Date of filing: 14.12.2001

(51) International Patent Classification (IPC)7: G06F 3/02, G06F 3/033 (86) International application number: PCT/EP0114/860 (87) International publication number: WO 0205/2395 (04.07.2002 Gazette 2002/27)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 27.12.2000 GB 0031707 (71) Applicant: Nokia Corporation 02150 Espoo (FI)	(72) Inventors: GASSLANDER, Magnus S-58237 Linkoping (SE) SCOTT, Johan S-58229 Linkoping (SE) (74) Representative: Piotrowicz, Pawel Jan Andrzej et al Venner, Shipley & Co., 20 Little Britain London EC1A 7DH London EC1A 7DH (GB)