Owner LG Electronics Inc.

Inventors Suh, Sang Woon; Kim, Jin Yong

Agent Freehills

Pub. Number AU-B-2004256679

PCT Pub. Number WO2005/006324

Priority 10-2003-0065628 22.09.03 KR; 10-2003-0063591 15.09.03 KR; 10-2003-0046420 09.07.03 KR; 10-2003-0063271 09.09.03 KR

Filing date 2 July 2004

Wipo publication date 20 January 2005

Acceptance publication date 29 January 2009

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

G11B 7/0045 (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 7/007 (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 7/085 (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 - with provision for moving the light beam into, or out of, its operative position

G11B 7/00 (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