(19)

(11)

EP 1 181 735 A1

(12)

(43) Date of publication: 27.02.2002 Bulletin 2002/09 (21) Application number: 00931378.4 (22) Date of filing: 17.05.2000

(51) International Patent Classification (IPC)7: H01P 1/161, H01P 1/165 (86) International application number: PCT/GB0001/855 (87) International publication number: WO 0070/704 (23.11.2000 Gazette 2000/47)

(84) Designated Contracting States: AT BE CH CY 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: 17.05.1999 GB 9911449 (71) Applicant: Channel Master Limited Theale, Berkshire RG7 4AB (GB)	(72) Inventor: STOKES, Jamie Berkshire RG30 2SJ (GB) (74) Representative: Naismith, Robert Stewart et al CRUIKSHANK & FAIRWEATHER 19 Royal Exchange Square Glasgow, G1 3AE Scotland Glasgow, G1 3AE Scotland (GB)