Semiconductor memory device and semiconductor system including the same

A semiconductor memory device includes a memory cell array including a normal region for storing a plurality of data, an error information region for storing a plurality of error information data corresponding to the plurality of normal data, respectively, and a redundancy region for replacing the n...

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Bibliographic Details
Main Author KU KIE-BONG
Format Patent
LanguageEnglish
Published 19.07.2016
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
INFORMATION STORAGE
PHYSICS
STATIC STORES
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Summary:A semiconductor memory device includes a memory cell array including a normal region for storing a plurality of data, an error information region for storing a plurality of error information data corresponding to the plurality of normal data, respectively, and a redundancy region for replacing the normal region, an error detection unit suitable for detecting an error on the plurality of data in response to the plurality of error information data, and storing an error location information, which indicates a storage region of a data having an error in the normal and redundancy regions, based on an error detection result, and a repair operation unit suitable for replacing the storage region, which is indicated by the error location information, by the redundancy region during a repair operation period.
Bibliography:Application Number: US201314106798