(19)

(11)

EP 2 625 596 A1

(12)

(43) Date of publication: 14.08.2013 Bulletin 2013/33 (21) Application number: 11769844.9 (22) Date of filing: 07.10.2011

(51) International Patent Classification (IPC):  G06F 3/12(2006.01) (86) International application number: PCT/EP2011/067551 (87) International publication number: WO 2012/045862 (12.04.2012 Gazette 2012/15)

(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: 11.10.2010 GB 201017032 08.10.2010 US 391214 P (71) Applicant: CANON EUROPA N.V. 1185 XB Amstelveen (NL)	(72) Inventor: HUSTER, Karsten 49536 Lienen (DE) (74) Representative: Reinders, Christian  Canon Europe Ltd European Patent Department 3 The Square Stockley Park Uxbridge, Middlesex UB11 1ET Uxbridge, Middlesex UB11 1ET (GB)