Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kensuke Yamamoto0
Shouichi Ozaki0
Kosuke Yanagidaira0
Date of Patent
December 13, 2016
Patent Application Number
14947955
Date Filed
November 20, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
According to one embodiment, a ZQ calibration circuit comprises a replica buffer controller configured to apply electric stress to a replica buffer circuit with a circuit configuration substantially identical to a circuit configuration of an output buffer circuit according to a usage status of the output buffer circuit during a period when no calibration operation is performed.
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