(19)

(11)

EP 0 796 543 A1

(12)

(43) Date of publication: 24.09.1997 Bulletin 1997/39 (21) Application number: 95941279.0 (22) Date of filing: 29.11.1995

(51) International Patent Classification (IPC):  H04W 8/ 06( . ) H04W 8/ 12( . ) (86) International application number: PCT/SE1995/001431 (87) International publication number: WO 1996/018273 (13.06.1996 Gazette 1996/27)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI NL (30) Priority: 07.12.1994 SE 19940004285 (71) Applicant: TELEFONAKTIEBOLAGET LM ERICSSON 126 25 Stockholm (SE)	(72) Inventors: DOE, Stephen Shoreham West Sussex BN43 6JE (GB) ÖHMAN, Peter S-182 45 Enebyberg (SE) NORDBERG, Christian S-118 52 Stockholm (SE) (74) Representative: Norin, Klas, et al  Telefonaktiebolaget L M Ericsson Patent and Trademark Department 126 25 Stockholm 126 25 Stockholm (SE)