(19)

(11)

EP 2 106 476 A1

(12)

(43) Date of publication: 07.10.2009 Bulletin 2009/41 (21) Application number: 07860775.1 (22) Date of filing: 29.12.2007

(51) International Patent Classification (IPC):  D06F 58/28(2006.01) (86) International application number: PCT/KR2007/006998 (87) International publication number: WO 2008/082227 (10.07.2008 Gazette 2008/28)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 29.12.2006 KR 20060138622 05.03.2007 KR 20070021564 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: HONG, Sog Kie Seoul 153-023 (KR) KIM, Jong Seok Seoul 153-023 (KR) JEON, Si Moon Seoul 153-023 (KR) (74) Representative: Cabinet Plasseraud  52, rue de la Victoire 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)