(19)

(11)

EP 1 550 205 A2

(12)

(88) Date of publication A3: 22.07.2004 (43) Date of publication: 06.07.2005 Bulletin 2005/27 (21) Application number: 03759756.4 (22) Date of filing: 07.10.2003

(51) International Patent Classification (IPC)7: H03C 3/09 (86) International application number: PCT/US2003/031789 (87) International publication number: WO 2004/034565 (22.04.2004 Gazette 2004/17)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 08.10.2002 US 417311 P 03.12.2002 US 308593 (71) Applicant: M/A-COM, INC. Lowell, MA 01853 (US)	(72) Inventor: BENGTSON, David Easton, PA 18045 (US) (74) Representative: Johnstone, Douglas Ian et al Baron & Warren,19 South End,Kensington London W8 5BU London W8 5BU (GB)