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(11)

EP 1 642 287 A1

(12)

(43) Date of publication: 05.04.2006 Bulletin 2006/14 (21) Application number: 04774084.0 (22) Date of filing: 06.07.2004

(51) International Patent Classification (IPC):  G11B 20/10(1985.01) (86) International application number: PCT/KR2004/001662 (87) International publication number: WO 2005/004147 (13.01.2005 Gazette 2005/02)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 07.07.2003 US 484672 P 29.10.2003 KR 2003075825 02.04.2004 KR 2004022878 (71) Applicant: SAMSUNG ELECTRONICS CO., LTD. Suwon-si Gyeonggi-do 442-742 (KR)	(72) Inventors: MOON, Seong-Jin Suwon-si, Gyeonggi-do 443-738 (KR) JUNG, Kil-Soo Taean-eup, Gyeonggi-do 445-986 (KR) PARK, Sung-Wook Mapo-gu, Seoul 121-761 (KR) (74) Representative: Robinson, Ian Michael  Appleyard Lees 15 Clare Road GB-Halifax, West Yorkshire HX1 2HY GB-Halifax, West Yorkshire HX1 2HY (GB)