Method of enhancing error correction performance and storage device using the method
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United States of America Patent
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Jul 22, 2014
Grant Date -
May 9, 2013
app pub date -
Jul 12, 2012
filing date -
Nov 4, 2011
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Abstract
A method of enhancing an error correction performance in a data storage system, and a storage device using the method, determines a deterioration status of a physical area of a memory device to which data is to be stored and compresses data and stores the compressed data and an error correction code (ECC) with respect to the compressed data in an area of which the deterioration status is equal to or greater than a threshold value that is initially set and stores uncompressed data and an ECC with respect to the uncompressed data in an area of which the deterioration status is less than the threshold value.
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