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热词
    • 3. 发明授权
    • Record carrier, reading apparatus for reading a record carrier, and
method and recording apparatus for recording information on a record
carrier
    • 记录载体,用于读取记录载体的读取装置,以及用于在记录载体上记录信息的方法和记录装置
    • US5390159A
    • 1995-02-14
    • US180002
    • 1994-01-11
    • Erik C. Schylander
    • Erik C. Schylander
    • G11B7/00G11B7/0037G11B7/0045G11B7/005G11B7/007G11B19/12G11B20/10G11B20/12G11B27/00G11B27/034G11B27/10G11B27/22G11B27/30G11B27/32G11B5/09
    • G11B27/329G11B19/12G11B20/10G11B20/1254G11B27/034G11B27/102G11B27/105G11B27/22G11B27/3063G11B27/309G11B27/32G11B2020/10907G11B2220/213G11B2220/218G11B2220/2545G11B2220/255G11B7/0037
    • A record carrier (21;70) is disclosed on which a first information volume (VOL1) is recorded in sectors of a track (10), the sector positions on the track being denoted by logic sector address numbers LSN. The recorded information volume (VOL1) comprises control information (PT;DF) for use in controlling the search for information therein, the control information being arranged according to a predetermined format. A reference to the control information is accommodated in track sectors (VD1) in a predetermined address range. Following the first information volume at least a next information volume (VOL2) is recorded in the track (10), each next information volume comprising substitute reference information for use in controlling the search for information both in that information volume and in the previously recorded information volumes. The substitute reference information is accommodated in track sectors (VD2) in a recoverable substitute address range which is preferably the same as the corresponding address range in the first recorded information volume. Reading apparatus for such record carrier transforms a request for access to sectors (VD1) in the address range of the first information volume (VOL1) into a request for access to sectors (VD2) in the substitute address range of the last-recorded information volume. A method and apparatus for recording information in the predetermined format is also disclosed.
    • 公开了一种在轨道(10)的扇区中记录第一信息量(VOL1)的记录载体(21; 70),轨道上的扇区位置由逻辑扇区地址编号LSN表示。 所记录的信息量(VOL1)包括控制信息(PT; DF),用于控制其中的信息的搜索,控制信息根据预定格式排列。 对于控制信息的参考被容纳在预定地址范围内的轨道扇区(VD1)中。 在第一信息量之后,至少下一个信息量(VOL2)被记录在轨道(10)中,每个下一个信息量包括替代参考信息,用于控制对该信息量和先前记录的信息中的信息的搜索 卷。 替代参考信息被容纳在可恢复替代地址范围中的轨道扇区(VD2)中,该可修复替代地址范围优选地与第一记录信息量中的相应地址范围相同。 这种记录载体的读取装置将访问第一信息量(VOL1)的地址范围中的扇区(VD1)的请求转换为对最后记录的信息量的替代地址范围中的扇区(VD2)的访问请求 。 还公开了以预定格式记录信息的方法和装置。