(19)

(11)

EP 2 514 031 A2

(12)

(88) Date of publication A3: 18.08.2011 (43) Date of publication: 24.10.2012 Bulletin 2012/43 (21) Application number: 10805726.6 (22) Date of filing: 14.12.2010

(51) International Patent Classification (IPC):  H01Q 13/08(2006.01) H01Q 9/04(2006.01) H01Q 13/10(2006.01) H01Q 1/32(2006.01) (86) International application number: PCT/GB2010/052079 (87) International publication number: WO 2011/073645 (23.06.2011 Gazette 2011/25)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 14.12.2009 GB 0921811 26.05.2010 GB 201008784 11.06.2010 GB 201009752 (71) Applicant: Aerial Research Technology Limited Trinity Way, Manchester M3 7BG (GB)	(72) Inventors: CLEMENTS, Robert, James Stockport SK7 6ER (GB) TODD, James Maximillian Stockport, Cheshire SK8 7JW (GB) (74) Representative: Clark, David James  Appleyard Lees 15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)