LOCATING DATA IN NON-VOLATILE MEMORY
    5.
    发明申请
    LOCATING DATA IN NON-VOLATILE MEMORY 审中-公开
    在非易失性存储器中定位数据

    公开(公告)号:US20150234599A1

    公开(公告)日:2015-08-20

    申请号:US14700694

    申请日:2015-04-30

    Inventor: Earl Cohen

    Abstract: Systems and methods presented herein provide for locating data in non-volatile memory by decoupling a mapping unit size from restrictions such as the maximum size of a reducible unit to provide efficient mapping of larger mapping units. In one embodiment, a method comprises mapping a logical page address in a logical block address space to a read unit address and a number of read units in the non-volatile memory. The method also comprises mapping data of the logical page address to a plurality of variable-sized pieces of data spread across the number of read units starting at the read unit address in the non-volatile memory.

    Abstract translation: 本文提出的系统和方法通过将映射单元大小与诸如可缩减单元的最大大小的限制分离来提供较大映射单元的有效映射来提供将数据定位在非易失性存储器中。 在一个实施例中,一种方法包括将逻辑块地址空间中的逻辑页地址映射到非易失性存储器中的读单元地址和多个读单元。 该方法还包括将逻辑页面地址的数据映射到从非易失性存储器中的读取单元地址开始的多个读取单元上分散的多个可变大小的数据片段。

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