(19)

(11)

EP 2 603 991 A2

(12)

(88) Date of publication A3: 18.05.2012 (43) Date of publication: 19.06.2013 Bulletin 2013/25 (21) Application number: 11816592.7 (22) Date of filing: 10.08.2011

(51) International Patent Classification (IPC):  H04J 11/00(2006.01) H04W 24/10(2009.01) H04B 7/26(2006.01) H04W 52/00(2009.01) (86) International application number: PCT/KR2011/005818 (87) International publication number: WO 2012/020976 (16.02.2012 Gazette 2012/07)

(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: 26.07.2011 KR 20110074076 05.11.2010 US 410493 P 12.10.2010 US 392436 P 04.10.2010 US 389476 P 16.09.2010 US 383437 P 16.08.2010 US 374160 P 10.08.2010 US 372452 P (71) Applicant: Samsung Electronics Co., Ltd Gyeonggi-do 443-742 (KR)	(72) Inventors: KIM, Soeng Hun Yongin-si Gyeonggi-do 446-908 (KR) KIM, Sang Bum Seoul 140-220 (KR) JEONG, Kyeong In Suwon-si Gyeonggi-do 443-711 (KR) VAN LIESHOUT, Gert, Jan NL-7314 CG Apeldoorn (NL) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser  Leopoldstrasse 4 80802 München 80802 München (DE)