(19)

(11)

EP 1 997 220 A1

(12)

(43) Date of publication: 03.12.2008 Bulletin 2008/49 (21) Application number: 06799326.1 (22) Date of filing: 19.10.2006

(51) International Patent Classification (IPC):  H02P 1/54(2006.01) H02P 25/18(2006.01) (86) International application number: PCT/KR2006/004252 (87) International publication number: WO 2008/047961 (24.04.2008 Gazette 2008/17)

(84) Designated Contracting States: DE FR GB (71) Applicant: LG Electronics Inc. Seoul 150-010 (KR)	(72) Inventors: AHN, Jae-Hong Gyeonggi-do 430-804 (KR) HAN, Seung-Do Incheon 405-231 (KR) OH, Seung-Suk Gyeonggi-do 423-854 (KR) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)