发明名称 Method of recording indicia for indicating presence or absence of error in medium after error checking and apparatus therefor.
摘要 <p>There is disclosed an information record method comprising the steps of recording information in one record area of an information record medium having a plurality of record areas, reproducing the recorded information and checking error thereof, and recording an indicia indicating presence or absence of error at a portion of the record area in accordance with an error check result. An information record apparatus used for the above method comprises a device for recording information on an information record medium having a plurality of record areas, a device for moving the record device to a record area to which information is to be recorded, a device for reproducing the information recorded in the record area, a device for checking error based on the reproduced information, and a device for recording an indicia for indicating presence or absence of error at a portion of the record area in accordance with error check result.</p>
申请公布号 EP0261918(A2) 申请公布日期 1988.03.30
申请号 EP19870308348 申请日期 1987.09.21
申请人 CANON KABUSHIKI KAISHA 发明人 SAKAGAMI, WATARU;IIJIMA, KATSUMI
分类号 G11B7/0033;G11B7/004;G11B20/18;(IPC1-7):G11B20/18;G11B7/013 主分类号 G11B7/0033
代理机构 代理人
主权项
地址