(19)
(11) EP 1 825 468 A1

(12)

(43) Date of publication:
29.08.2007 Bulletin 2007/35

(21) Application number: 05819089.3

(22) Date of filing: 13.12.2005
(51) International Patent Classification (IPC): 
G11B 20/10(2006.01)
(86) International application number:
PCT/KR2005/004256
(87) International publication number:
WO 2006/065050 (22.06.2006 Gazette 2006/25)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 13.12.2004 US 634999 P
05.11.2005 KR 20050105755

(71) Applicant: LG ELECTRONICS INC.
Seoul 150-010 (KR)

(72) Inventors:
  • KIM, Byung Jin, 111-204, Hansol Chungu APT. 110
    Sungnam, Kyunggi-do 463-010 (KR)
  • PARK, Sung Wan, 337-1403, Byuksan APT.
    Suwon-si 440-300 (KR)

(74) Representative: Vossius & Partner 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) METHOD FOR SECURING CONTENT ON A RECORDING MEDIUM AND A RECORDING MEDIUM STORING CONTENT SECURED BY THE METHOD