(19)

(11)

EP 0 966 794 A1

(12)

(43) Date of publication: 29.12.1999 Bulletin 1999/52 (21) Application number: 98906759.0 (22) Date of filing: 13.03.1998

(51) International Patent Classification (IPC):  H04B 1/ 707( . ) (86) International application number: PCT/AU1998/000159 (87) International publication number: WO 1998/040970 (17.09.1998 Gazette 1998/37)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 13.03.1997 AU 1997PO05630 (71) Applicant: Southern Poro Communications Pty. Ltd. Annandale, NSW 2038 (AU)	(72) Inventor: OPPERMANN, Ian, James Annandale, NSW 2038 (AU) (74) Representative: Brophy, David, et al  F.R. Kelly & Co. 27 Clyde Road Ballsbridge Dublin 4 Dublin 4 (IE)