公开(公告)号：EP1447797B1

公开(公告)日：2007-08-15

申请号：EP04002914.2

申请日：2004-02-10

申请人： KABUSHIKI KAISHA TOSHIBA

发明人： Tanaka, Masahiko c/o Toshiba Corporation ,  Ohsawa, Hideaki c/o Toshiba Corporation ,  Ogawa, Akihito c/o Toshiba Corporation ,  Morishita, Naoki c/o Toshiba Corporation

IPC分类号： G11B7/007 ,  G11B7/0045

CPC分类号： G11B7/0062 ,  G11B7/00736 ,  G11B7/126

摘要： An optical disk according to the invention has a lead-in area in which information concerning characteristics of an optical head for use in recording or reproducing the information and an optimum condition of a light beam for recording the information on the optical disk or reproducing the information from the optical disk are recorded.

公开(公告)号：EP1447797A3

公开(公告)日：2005-09-14

申请号：EP04002914.2

申请日：2004-02-10

申请人： KABUSHIKI KAISHA TOSHIBA

发明人： Tanaka, Masahiko c/o Toshiba Corporation ,  Ohsawa, Hideaki c/o Toshiba Corporation ,  Ogawa, Akihito c/o Toshiba Corporation ,  Morishita, Naoki c/o Toshiba Corporation

IPC分类号： G11B7/007 ,  G11B7/0045

CPC分类号： G11B7/0062 ,  G11B7/00736 ,  G11B7/126

摘要： An optical disk according to the invention has a lead-in area in which information concerning characteristics of an optical head for use in recording or reproducing the information and an optimum condition of a light beam for recording the information on the optical disk or reproducing the information from the optical disk are recorded.

公开(公告)号：EP1447797A2

公开(公告)日：2004-08-18

申请号：EP04002914.2

申请日：2004-02-10

申请人： Kabushiki Kaisha Toshiba

发明人： Tanaka, Masahiko c/o Toshiba Corporation ,  Ohsawa, Hideaki c/o Toshiba Corporation ,  Ogawa, Akihito c/o Toshiba Corporation ,  Morishita, Naoki c/o Toshiba Corporation

IPC分类号： G11B7/00 ,  G11B7/26 ,  G11B7/007 ,  G11B7/085

CPC分类号： G11B7/0062 ,  G11B7/00736 ,  G11B7/126

摘要： An optical disk according to the invention has a lead-in area in which information concerning characteristics of an optical head for use in recording or reproducing the information and an optimum condition of a light beam for recording the information on the optical disk or reproducing the information from the optical disk are recorded.

摘要翻译： 根据本发明的光盘具有导入区域，其中关于用于记录或再现信息的光学头的特性的信息以及用于在光盘上记录信息或再现信息的光束的最佳条件 从光盘被记录。