Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 3, 2010
Patent Application Number
12005478
Date Filed
December 27, 2007
Patent Primary Examiner
Patent abstract
A refresh controlling circuit includes an MRS latch unit configured to output a mask information signal of a bank and a mask information signal of a segment by synchronizing a first address signal and a second address signal with a pulse signal, a bank active control unit configured to output a bank active signal in response to the mask information signal of the bank, and a decoding unit configured to output a row address decoding signal in response to the bank active signal, the mask information signal of the segment, and a third address signal.
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