Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroyuki Takahashi0
Date of Patent
April 22, 2008
0Patent Application Number
112730140
Date Filed
November 15, 2005
0Patent Primary Examiner
Patent abstract
Disclosed is a semiconductor-memory device comprising a selector for performing switching control such that in the standby state the refresh operation is performed responsive to an external-refresh-execution command supplied from outside the semiconductor-memory device, while in the active state, the refresh operation is performed, not under the control from outside the semiconductor-memory device, but under the control from a built-in timer.
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