发明授权
US08553511B2 Disk recording medium, disk production method, disk drive apparatus
失效
磁盘记录介质,磁盘制作方法,磁盘驱动装置
- 专利标题: Disk recording medium, disk production method, disk drive apparatus
- 专利标题(中): 磁盘记录介质,磁盘制作方法,磁盘驱动装置
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申请号: US12652525申请日: 2010-01-05
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公开(公告)号: US08553511B2公开(公告)日: 2013-10-08
- 发明人: Shoei Kobayashi
- 申请人: Shoei Kobayashi
- 申请人地址: JP Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2002-170265 20020611
- 主分类号: G11B20/18
- IPC分类号: G11B20/18
摘要:
A disk recording medium which can implement a recording method having a high degree of reliability for additional information is disclosed. The disk recording medium has a recording and reproduction region into and from which first data can be recorded and reproduced in accordance with a rewritable or write-once-read-many recording method and from which second data recorded in the form of wobbling of a groove can be reproduced. The second data includes address information and additional information. The additional information of the second data is coded in accordance with a first error correction method, and the coded additional information and the address information are recorded in a state coded in accordance with a second error correction method.