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    • 10. 发明申请
    • FLASH STORAGE DEVICE WITH ENHANCED DATA CORRECTION
    • 具有增强数据校正功能的闪存存储器件
    • US20130238842A1
    • 2013-09-12
    • US13786503
    • 2013-03-06
    • INNODISK CORPORATION
    • HSI-HSI WU
    • G06F12/02
    • G06F12/0246G06F11/1044G06F2212/7204
    • Provided herein is a flash storage device with enhanced data correction, comprising a controller and at least one flash memory comprising a main area and a spare area. The main area comprises a plurality of sectors. The controller selects from the plurality of sectors at least one sector as an auxiliary sector and leaves the other sectors as data sectors for storing data. The spare area is capable of extending the storage capacity with the assistance from the auxiliary sector. The extended spare area is divided into a plurality of spare spaces according to the number of the data sectors, each of the spare spaces corresponding to one of the data sectors to store error correction codes (ECCs) for data verification. Thereby, the spare area is extended by sacrificing parts of the space of the main area so as to store lengthened error correction codes and enhance data correction.
    • 本文提供了具有增强的数据校正的闪存存储设备,包括控制器和包括主区域和备用区域的至少一个闪存。 主区域包括多个扇区。 控制器从多个扇区中选择至少一个扇区作为辅助扇区,并将其他扇区作为用于存储数据的数据扇区。 备用区能够在辅助部门的协助下扩大存储容量。 扩展备用区域根据数据扇区的数量被划分为多个备用空间,每个备用空间对应于一个数据扇区,以存储用于数据验证的纠错码(ECC)。 因此,通过牺牲主区域的空间的一部分来延长备用区域,以便存储加长的纠错码并增强数据校正。