(19)

(11)

EP 1 155 562 A2

(12)

(88) Date of publication A3: 30.11.2000 (43) Date of publication: 21.11.2001 Bulletin 2001/47 (21) Application number: 00902686.5 (22) Date of filing: 02.02.2000

(51) International Patent Classification (IPC)7: H04M 11/00, H04M 3/00, H04M 3/42 (86) International application number: PCT/FI0000/069 (87) International publication number: WO 0046/972 (10.08.2000 Gazette 2000/32)

(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: 03.02.1999 FI 990203 (71) Applicant: Helsingin Puhelin OYJ 00131 Helsinki (FI)	(72) Inventor: KYLÄ-REKOLA, Matti FIN-02210 Espoo (FI) (74) Representative: Brax, Matti Juhani  Berggren Oy Ab,P.O. Box 16 00101 Helsinki 00101 Helsinki (FI)