(19)

(11)

EP 2 301 243 A1

(12)

(43) Date of publication: 30.03.2011 Bulletin 2011/13 (21) Application number: 09769211.5 (22) Date of filing: 22.06.2009

(51) International Patent Classification (IPC):  H04N 5/33(2006.01) (86) International application number: PCT/EP2009/057730 (87) International publication number: WO 2009/156362 (30.12.2009 Gazette 2009/53)

(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 TR Designated Extension States: AL BA RS (30) Priority: 25.06.2008 GB 0811633 (71) Applicant: Thales Holdings UK Plc Addlestone, Surrey KT15 2NX (GB)	(72) Inventors: CRAIG, Robert Glasgow G514BZ (GB) MCGEOCH, Stephen Glasgow G514BZ (GB) PARSONS, John F Glasgow G514BZ (GB) (74) Representative: Round, Edward Mark  Marks & Clerk LLP 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)