(19)

(11)

EP 0 908 029 A1

(12)

(43) Date of publication: 14.04.1999 Bulletin 1999/15 (21) Application number: 97933954.0 (22) Date of filing: 11.07.1997

(51) International Patent Classification (IPC):  H04B 10/ 20( . ) H04B 10/ 213( . ) H04Q 11/ 00( . ) H04B 10/ 02( . ) H04J 14/ 02( . ) (86) International application number: PCT/SE1997/001267 (87) International publication number: WO 1998/004058 (29.01.1998 Gazette 1998/04)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 18.07.1996 SE 19960002806 (71) Applicant: TELEFONAKTIEBOLAGET LM ERICSSON 126 25 Stockholm (SE)	(72) Inventors: ÖBERG, Magnus S-129 40 Hägersten (SE) JOHANSSON, Bengt S-138 29 Hägersten (SE) EGNELL, Lars, Erik S-133 37 Saltsjöbaden (SE) (74) Representative: Forssell, Gunilla  Albihns Patentbyra Stockholm AB, Box 5581 114 85 Stockholm 114 85 Stockholm (SE)