(19)

(11)

EP 1 311 969 A1

(12)

(43) Date of publication: 21.05.2003 Bulletin 2003/21 (21) Application number: 01937018.8 (22) Date of filing: 05.06.2001

(51) International Patent Classification (IPC)7: G06F 17/00 (86) International application number: PCT/KR0100/960 (87) International publication number: WO 0200/6982 (24.01.2002 Gazette 2002/04)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 14.07.2000 KR 2000040378 (71) Applicant: Woori Technology Inc. Seoul 157-835 (KR)	(72) Inventors: KIM, Deok-Woo,WooriTG Building Seoul 157-835 (KR) BYUN, Tae-Uk,WooriTG Building Seoul 157-835 (KR) CHO, Young-Guk,WooriTG Building Seoul 157-835 (KR) JEON, Dae-Young,WooriTG Building Seoul 157-835 (KR) (74) Representative: Modiano, Guido, Dr.-Ing. et al Modiano, Josif, Pisanty & Staub,Baaderstrasse 3 80469 München 80469 München (DE)