(19)

(11)

EP 1 196 865 A1

(12)

(43) Date of publication: 17.04.2002 Bulletin 2002/16 (21) Application number: 00908202.5 (22) Date of filing: 15.02.2000

(51) International Patent Classification (IPC)7: G06F 17/30, G08G 1/0967 (86) International application number: PCT/SE0000/306 (87) International publication number: WO 0049/530 (24.08.2000 Gazette 2000/34)

(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: LT LV (30) Priority: 17.02.1999 SE 9000531 (71) Applicant: TELIA AB 123 86 Farsta (SE)	(72) Inventors: PARASNIS, Amalendu S-972 53 Lulea (SE) ISAKSSON, Lars-Ake S-954 35 Gammelstad (SE) CHRISTIANSSON, Jonas S-973 33 Lulea (SE) ÖKVIST, Göran S-974 41 Lulea (SE) (74) Representative: Hopfgarten, Nils et al L.A. Groth & Co. KBP.O. Box 6107 102 32 Stockholm 102 32 Stockholm (SE)