(19)

(11)

EP 1 232 484 A1

(12)

(43) Date of publication: 21.08.2002 Bulletin 2002/34 (21) Application number: 00977622.0 (22) Date of filing: 14.11.2000

(51) International Patent Classification (IPC)7: G07C 1/10 (86) International application number: PCT/FI0000/993 (87) International publication number: WO 0103/7225 (25.05.2001 Gazette 2001/21)

(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: 15.11.1999 FI 992449 (71) Applicant: Nokia Corporation 02150 Espoo (FI)	(72) Inventor: SAARI, Jarmo FIN-20610 Turku (FI) (74) Representative: Valkeiskangas, Tapio  Kolster Oy AB, Iso Roobertinkatu 23, P.O. Box 148 00121 Helsinki 00121 Helsinki (FI)