(19)

(11)

EP 1 092 310 A1

(12)

(43) Date of publication: 18.04.2001 Bulletin 2001/16 (21) Application number: 99933397.4 (22) Date of filing: 28.06.1999

(51) International Patent Classification (IPC)7: H04M 1/00 (86) International application number: PCT/SE9901/158 (87) International publication number: WO 0002/361 (13.01.2000 Gazette 2000/02)

(84) Designated Contracting States: DE DK ES FI FR GB IT SE Designated Extension States: LT LV (30) Priority: 01.07.1998 SE 9802359 (71) Applicant: TELIA AB 123 86 Farsta (SE)	(72) Inventors: AYOUB, Souhad S-141 55 Huddinge (SE) WINROTH, Mats, Olof D-85586 Poing (DE) (74) Representative: Hopfgarten, Nils et al L.A. Groth & Co. KBP.O. Box 6107 102 32 Stockholm 102 32 Stockholm (SE)