MEMORY WEAR LEVELING METHOD, SYSTEM AND DEVICE
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United States of America Patent
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Issued Date -
Mar 25, 2010
app pub date -
Jul 9, 2009
filing date -
Sep 23, 2008
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Abandoned
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Abstract
A wear leveling method for a non-volatile memory is provided. The non-volatile memory includes a plurality of data blocks, each corresponding to a time value. The data blocks are arranged according to a sequence of the time values corresponding thereto. The arranged blocks form a key table. An erase operation is determined whether to be executed for the data blocks. When the erase operation is executed for the data blocks, the corresponding data block is erased according to a sequence of the time values of the data blocks in the key table.
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