(19)

(11)

EP 2 225 676 A2

(12)

(88) Date of publication A3: 24.09.2009 (43) Date of publication: 08.09.2010 Bulletin 2010/36 (21) Application number: 08861527.3 (22) Date of filing: 16.12.2008

(51) International Patent Classification (IPC):  G06F 17/40(2006.01) (86) International application number: PCT/KR2008/007437 (87) International publication number: WO 2009/078649 (25.06.2009 Gazette 2009/26)

(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 MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 18.12.2007 KR 20070133016 (71) Applicant: Korea Institute Of Science&Technology Information Daejeon 305-333 (KR)	(72) Inventors: CHOI, Sung Pil Daejeon 305-330 (KR) SEO, Jerry Hyeon Daejeon 302-725 (KR) KIM, Jin Suk Daejeon 305-755 (KR) CHOI, Yun Soo Daejeon 302-280 (KR) YOON, Hwa Mook Daejeon 305-308 (KR) HAN, Sun Hwa Daejeon 305-729 (KR) (74) Representative: Caspary, Karsten et al Kroher-Strobel Rechts- und Patentanwälte Bavariaring 20 80336 München 80336 München (DE)