METHOD OF DECAYING HOT DATA
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United States of America Patent
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Issued Date -
May 31, 2012
app pub date -
Nov 7, 2011
filing date -
Nov 26, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Reserve a plurality of blocks in a flash. Write a plurality of hot data into the plurality of blocks in a cyclic and sequential manner. After completing a cycle of writing data and hot data is to be written into the plurality of blocks, send a logic block address corresponding to hot data of a page to a cold/hot data identifying engine if the hot data of the page of a decay block are not updated. And the cold/hot data identifying engine decays a count of a counter corresponding to the logic block address according to the logic block address.
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