(19)
(11) EP 1 151 533 A1

(12)

(43) Date of publication:
07.11.2001 Bulletin 2001/45

(21) Application number: 00901224.6

(22) Date of filing: 27.01.2000
(51) International Patent Classification (IPC)7H03F 3/60, H03F 3/21
(86) International application number:
PCT/GB0000/225
(87) International publication number:
WO 0045/508 (03.08.2000 Gazette 2000/31)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 27.01.1999 GB 9901634

(71) Applicant: The Secretary of State for Defence
Farnborough,Hampshire GU14 0LX (GB)

(72) Inventors:
  • BARNES, Andrew, Robert
    Malvern,Worcestershire WR14 3PS (GB)
  • MOORE, Mark, Terence
    Malvern,Worcestershire WR14 3PS (GB)
  • ALLENSON, Michael, Barry
    Malvern,Worcestershire WR14 3PS (GB)
  • DAVIS, Robert, Gordon
    Malvern,Worcestershire WR14 3PS (GB)

(74) Representative: Bowdery, Anthony Oliver et al
QinetiQ Group plc,Cody Technology Park,IP Formalities,A4 Bldg, Rm G016,Ively Road
Farnborough, Hants GU14 0LX
Farnborough, Hants GU14 0LX (GB)

   


(54) MICROWAVE AMPLIFIERS