(19)

(11)

EP 2 359 433 A1

(12)

(43) Date of publication: 24.08.2011 Bulletin 2011/34 (21) Application number: 09809389.1 (22) Date of filing: 28.08.2009

(51) International Patent Classification (IPC):  H01Q 9/04(2006.01) H01Q 5/00(2006.01) H01Q 21/06(2006.01) (86) International application number: PCT/GB2009/002087 (87) International publication number: WO 2010/023454 (04.03.2010 Gazette 2010/09)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 28.08.2008 EP 08163188 (71) Applicant: COBHAM CTS LTD Leatherhead Surrey KT22 7SA (GB)	(72) Inventors: PHILIPPAKIS, Michael Surrey KT22 7SA (GB) MOORE, David Surrey KT22 7SA (GB) KEMP, Dean Surrey KT22 7SA (GB) PATEL, Mahesh Surrey KT22 7SA (GB) (74) Representative: Haley, Stephen  Gill Jennings & Every LLP The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)