(19)

(11)

EP 0 958 707 A1

(12)

(43) Date of publication: 24.11.1999 Bulletin 1999/47 (21) Application number: 98958275.0 (22) Date of filing: 04.12.1998

(51) International Patent Classification (IPC):  H04W 74/ 04( . ) H04W 88/ 08( . ) (86) International application number: PCT/FI1998/000946 (87) International publication number: WO 1999/030523 (17.06.1999 Gazette 1999/24)

(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: 05.12.1997 FI 19970004446 (71) Applicant: NOKIA TELECOMMUNICATIONS OY 02150 Espoo (FI)	(72) Inventor: PIIRAINEN, Olli FIN-90100 Oulu (FI) (74) Representative: Pakanen, Henrik Jorma, et al  Kolster Oy Ab, P.O. Box 148, Iso Roobertinkatu 23 00121 Helsinki 00121 Helsinki (FI)