(19)

(11)

EP 1 050 185 A1

(12)

(43) Date of publication: 08.11.2000 Bulletin 2000/45 (21) Application number: 99908802.4 (22) Date of filing: 18.01.1999

(51) International Patent Classification (IPC)7: H04Q 11/04 (86) International application number: PCT/EP9900/314 (87) International publication number: WO 9938/350 (29.07.1999 Gazette 1999/30)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 23.01.1998 NL 1008106 (71) Applicant: Koninklijke KPN N.V. 9726 AE Groningen (NL)	(72) Inventor: VERVUURT, Fransiscus, Elisabeth, Willem NL-1221 BR Hilversum (NL) (74) Representative: Kruk, Wiggert Johan et al Koninklijke KPN N.V.,Intellectual Property Dep.,P.O.Box 95321 2509 CH Den Haag 2509 CH Den Haag (NL)