MEMORY SYSTEM AND RELATED WEAR-LEVELING METHOD
申请公布号:US2013145079(A1)
申请号:US201213607980
申请日期:2012.09.10
申请公布日期:2013.06.06
发明人:LEE CHULHO;KIM SEIJIN
分类号:G06F12/02
主分类号:G06F12/02
摘要:A method is provided for performing wear-leveling in a memory system comprising a nonvolatile memory device and a memory controller configured to control the nonvolatile memory device. The method comprises setting a wear-level grade for each of a plurality of memory blocks based on a plurality of wear parameters, and determining an order in which to perform program and/or erase (P/E) operations on the memory blocks based on their respective wear-level grades.
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