(19)

(11)

EP 2 286 532 A2

(12)

(43) Date of publication: 23.02.2011 Bulletin 2011/08 (21) Application number: 09755015.6 (22) Date of filing: 26.05.2009

(51) International Patent Classification (IPC):  H04L 1/00(2006.01) H04B 7/04(2006.01) H04N 7/66(2006.01) (86) International application number: PCT/KR2009/002786 (87) International publication number: WO 2009/145550 (03.12.2009 Gazette 2009/49)

(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: 27.05.2008 US 56431 P (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: MOON, Sang Chul Seoul 137-724 (KR) KO, Woo Suk Seoul 137-724 (KR) (74) Representative: Cabinet Plasseraud  52, rue de la Victoire 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)