(19)

(11)

EP 1 133 880 A2

(12)

(88) Date of publication A3: 10.08.2000 (43) Date of publication: 19.09.2001 Bulletin 2001/38 (21) Application number: 99958222.4 (22) Date of filing: 29.11.1999

(51) International Patent Classification (IPC)7: H04Q 3/495, H04M 3/42, G07C 1/10 (86) International application number: PCT/FI9900/989 (87) International publication number: WO 0033/547 (08.06.2000 Gazette 2000/23)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 27.11.1998 FI 982581 (71) Applicant: Helsingin Puhelin OYJ - Helsingfors Telefon ABP 00130 Helsinki (FI)	(72) Inventors: HYNNINEN, Ari FIN-00370 Helsinki (FI) JAUHIAINEN, Juha-Pekka FIN-00900 Helsinki (FI) (74) Representative: Lipsanen, Jari Seppo Einari et al Seppo Laine Oy,Itämerenkatu 3 B 00180 Helsinki 00180 Helsinki (FI)