Memory
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United States of America Patent
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Jul 21, 2009
Grant Date -
Dec 27, 2007
app pub date -
Jun 8, 2007
filing date -
Jun 16, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A memory includes an access control portion performing an internal access operation on the basis of an external access operation, a refresh control portion performing a refresh operation, a refresh division control portion dividing the refresh operation into a read operation and a rewrite operation and an address determination portion determining whether or not an address to be subjected to the refresh operation and an address to be subjected to the external access operation during the refresh operation coincide with each other.
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