(19)

(11)

EP 2 524 283 A1

(12)

(43) Date of publication: 21.11.2012 Bulletin 2012/47 (21) Application number: 10842837.6 (22) Date of filing: 15.01.2010

(51) International Patent Classification (IPC):  G06F 3/041(2006.01) (86) International application number: PCT/CN2010/070201 (87) International publication number: WO 2011/085553 (21.07.2011 Gazette 2011/29)

(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 (71) Applicant: Nokia Corporation 02150 Espoo (FI)	(72) Inventors: YANG, Fan Beijing 100029 (CN) YUAN, Shijun Beijing 100088 (CN) (74) Representative: Jaatinen, Jussi Imari  Nokia Corporation Intellectual Property Department Keilalahdentie 4 02150 Espoo 02150 Espoo (FI)