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SEMICONDUCTOR MEMORY CARD ACCESS APPARATUS, A COMPUTER-READABLE RECORDING MEDIUM, AN INITIALIZATION METHOD, AND A SEMICONDUCTOR MEMORY CARD

机译:半导体存储卡访问装置,计算机可读记录介质,初始化方法和半导体存储卡

摘要

A predetermined number of erasable blocks positioned at a start of a volume area in a semiconductor memory card are provided so as to include volume management information. A user area following the volume management information includes a plurality of clusters. A size of a partition control area from a master boot record & partition table sector to a partition boot sector is determined so that the plurality of clusters in the user area are not arranged so as to straddle erasable block boundaries. Since cluster boundaries and erasable block boundaries in the user area are aligned, there is no need to perform wasteful processing in which two erasable blocks are erased to rewrite one cluster.
机译:提供预定数量的位于半导体存储卡中的卷区域的开始处的可擦除块,以便包括卷管理信息。跟随卷管理信息的用户区域包括多个集群。确定从主引导记录和分区表扇区到分区引导扇区的分区控制区域的大小,以便不布置用户区域中的多个集群以跨越可擦除块边界。由于用户区域中的群集边界和可擦除块边界是对齐的,因此无需执行浪费的处理,在该处理中,擦除了两个可擦除块以重写一个群集。

著录项

  • 公开/公告号US2014237203A1

    专利类型

  • 公开/公告日2014-08-21

    原文格式PDF

  • 申请/专利权人 PANASONIC CORPORATION;

    申请/专利号US201414264365

  • 发明设计人 TERUTO HIROTA;TAKUJI MAEDA;

    申请日2014-04-29

  • 分类号G06F3/06;

  • 国家 US

  • 入库时间 2022-08-21 16:09:16

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