(19)

(11)

EP 1 142 368 A1

(12)

(43) Date of publication: 10.10.2001 Bulletin 2001/41 (21) Application number: 99963622.8 (22) Date of filing: 17.12.1999

(51) International Patent Classification (IPC)7: H04Q 7/22, H04Q 7/38, G07F 9/00 (86) International application number: PCT/FI9901/054 (87) International publication number: WO 0042/787 (20.07.2000 Gazette 2000/29)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 11.01.1999 FI 990037 (71) Applicant: Telefonaktiebolaget L M Ericsson (Publ) 126 25 Stockholm (SE)	(72) Inventor: AHONEN, Pasi, Matti, Kalevi FIN-04200 Kerava (FI) (74) Representative: Kärkkäinen, Veli-Matti et al Borenius & Co Oy Ab,Kansakoulukuja 3 00100 Helsinki 00100 Helsinki (FI)