(19)

(11)

EP 1 543 698 A2

(12)

(88) Date of publication A3: 14.04.2005 (43) Date of publication: 22.06.2005 Bulletin 2005/25 (21) Application number: 03797493.8 (22) Date of filing: 03.09.2003

(51) International Patent Classification (IPC)7: H04Q 7/38 (86) International application number: PCT/IB2003/004331 (87) International publication number: WO 2004/028170 (01.04.2004 Gazette 2004/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 23.09.2002 GB 0222045 (71) Applicant: Nokia Corporation 02150 Espoo (FI)	(72) Inventor: SPIRITO, Maurizio FIN-00100 Helsinki (FI) (74) Representative: Slingsby, Philip Roy et al Page White & Farrer54 Doughty Street London WC1N 2LS London WC1N 2LS (GB)