Owner LG Electronics Inc.

Inventors Suh, Sang Woon; Jeon, Ik Beom

Agent Freehills

Pub. Number AU-B-2003253457

PCT Number PCT/KR03/01689

PCT Pub. Number WO2004/019331

Priority 10-2002-0049637 22.08.02 KR; 10-2002-0062522 14.10.02 KR

Filing date 21 August 2003

Wipo publication date 11 March 2004

Acceptance publication date 11 June 2009

G11B 7/007 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Arrangement of the information on the record carrier, e.g. form of tracks

G11B 7/004 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

G11B 7/005 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

G11B 7/125 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Optical beam sources therefor

G11B 20/00 (2006.01) Signal processing not specific to the method of recording or reproducing

G11B 20/12 (2006.01) Signal processing not specific to the method of recording or reproducing - Formatting, e.g. arrangement of data block or words on the record carriers

G11B 27/32 (2006.01) Editing - on separate auxiliary tracks of the same or an auxiliary record carrier

G11B 7/0037 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

G11B 7/24 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Record carriers characterised by the selection of the material or by the structure or form