Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sumio Ogawa0
Yasuji Koshikawa0
Date of Patent
November 3, 2009
0Patent Application Number
121710810
Date Filed
July 10, 2008
0Patent Primary Examiner
Patent abstract
In a semiconductor memory device provided with a redundancy circuit for conducting a repair of defective memory cells, the memory cell defects which are unevenly distributed can be efficiently repaired.
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