(19)

(11)

EP 0 724 799 A1

(12)

(43) Date of publication: 07.08.1996 Bulletin 1996/32 (21) Application number: 94918952.0 (22) Date of filing: 27.06.1994

(51) International Patent Classification (IPC):  H04B 3/ 54( . ) H04L 12/ 56( . ) (86) International application number: PCT/GB1994/001391 (87) International publication number: WO 1995/001030 (05.01.1995 Gazette 1995/02)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 25.06.1993 GB 19930013199 (71) Applicant: REMOTE METERING SYSTEMS LTD. Odiham, Hants RG25 1JZ (GB)	(72) Inventors: ALLISON, Robert, Joseph Hants RG24 0TP (GB) SCHOLEFIELD, David, Roger Hants SO23 7OP (GB) (74) Representative: Harman, Michael Godfrey, et al  Holmwood 37 Upper Park Road Camberley Surrey GU15 2EG Camberley Surrey GU15 2EG (GB)