Owner TDK CORPORATION

Inventors ARIOKA, Hiroyuki; TSUKAMOTO, Syuji; HORAI, Takashi

Pub. Number AU-A-2002304172

PCT Number PCT/JP02/05520

PCT Pub. Number WO2002/099793

Priority 2001-169918 05.06.01 JP

Filing date 4 June 2002

Wipo publication date 16 December 2002

G11B 007/0045 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 007/007 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 007/24 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