(19)

(11)

EP 2 377 010 A1

(12)

(43) Date of publication: 19.10.2011 Bulletin 2011/42 (21) Application number: 10700050.7 (22) Date of filing: 05.01.2010

(51) International Patent Classification (IPC):  G06F 3/06(2006.01) (86) International application number: PCT/EP2010/050047 (87) International publication number: WO 2010/079160 (15.07.2010 Gazette 2010/28)

(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: 06.01.2009 EP 09305007 (71) Applicant: Thomson Licensing 92130 Issy-les-Moulineaux (FR)	(72) Inventors: ZHANG, Xiao Long F-92443 Issy les Moulineaux cedex (FR) QU, Dong Sheng F-92443 Issy les Moulineaux cedex (FR) (74) Representative: Ruellan-Lemonnier, Brigitte  Technicolor European Patent Operations 1 Rue Jeanne d'Arc 92443 Issy-les-Moulineaux Cedex 92443 Issy-les-Moulineaux Cedex (FR)