Semiconductor memory device for high speed data access

A semiconductor memory device having a high speed for a data transmission includes a plurality of cell blocks, each having a plurality of unit cells for storing data; a plurality of local bit line sense amplifying block, each for sensing and amplifying the data stored in the N number of cell blocks;...

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Bibliographic Details
Main Authors Ko, Jae-Bum, Ahn, Jin-Hong, Hong, Sang-Hoon, Kim, Se-Jun
Format Patent
LanguageEnglish
Published 08.08.2006
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Summary:A semiconductor memory device having a high speed for a data transmission includes a plurality of cell blocks, each having a plurality of unit cells for storing data; a plurality of local bit line sense amplifying block, each for sensing and amplifying the data stored in the N number of cell blocks; a global bit line sense amplifying block for latching the data amplified by the local bit line sense amplifying blocks; and a data transferring block for transmitting the data from the local bit line sense amplifying block to the global bit line sense amplifying block.