(19)
(11) EP 1 459 278 A1

(12)

(43) Date of publication:
22.09.2004 Bulletin 2004/39

(21) Application number: 02718680.8

(22) Date of filing: 17.04.2002
(51) International Patent Classification (IPC)7G09C 1/00
(86) International application number:
PCT/KR2002/000695
(87) International publication number:
WO 2003/050784 (19.06.2003 Gazette 2003/25)
(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: 12.12.2001 KR 2001078588

(71) Applicant: Electronics and Telecommunications Research Institute
Taejon 305-350 (KR)

(72) Inventors:
  • KIM, Ho Won
    305-350 Taejon (KR)
  • CHOI, Yong Je
    500-070 Kwangju (KR)
  • RYU, Heui Su
    305-728 Taejon (KR)
  • KIM, Moo Seop
    302-150 Taejon (KR)
  • HONG, Do Won
    305-762 Taejon (KR)
  • CHUNG, Kyo Il
    305-707 Taejon (KR)
  • PARK, Young Soo
    302-766 Taejon (KR)

(74) Representative: Betten & Resch 
Patentanwälte,Theatinerstrasse 8
80333 München
80333 München (DE)

   


(54) ENCRYPTION APPARATUS APPLYING KASUMI ENCRYPTION ALGORITHM