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    • 7. 发明授权
    • Optical disk
    • 光盘
    • US07102986B2
    • 2006-09-05
    • US10199153
    • 2002-07-19
    • Mineo MoribeSumio KurodaKoichi IidaHiroyuki Takemoto
    • Mineo MoribeSumio KurodaKoichi IidaHiroyuki Takemoto
    • G11B7/24
    • G11B7/24085G11B7/00718G11B7/24079G11B2020/1259
    • The present invention provides an optical disk comprising: at least a rewritable region and a read-only data region, wherein the rewritable region includes a plurality of groove tracks and a plurality of land tracks, the read-only data region includes a plurality of groove tracks and a plurality of land tracks, read-only data comprising control data are written as concavo-convex pits to the groove tracks and/or the land tracks in the read-only data region, and the width of each groove in the read-only data region is smaller than that of each groove in the rewritable region. According to the first optical disk of the present invention, the area of rewritable regions for users can be ensured as broadly as possible failing to deteriorate the high-speed performance of the system.
    • 本发明提供了一种光盘,包括:至少可重写区域和只读数据区域,其中可重写区域包括多个凹槽轨道和多个凹槽轨道,只读数据区域包括多个凹槽 磁道和多个磁道轨道,包括控制数据的只读数据被写入凹凸轨迹和/或只读数据区域中的凹槽磁迹和/或磁道轨迹,并且读取 - 只有数据区域小于可重写区域中每个凹槽的数据区域。 根据本发明的第一光盘,可以尽可能广泛地确保用户可重写区域的面积不会降低系统的高速性能。