Semiconductor memory device

Details Semiconductor memory device Semiconductor memory device

2005-09-27

2005-09-27

Nguyen, Tan T. (Department: 2827)

Static information storage and retrieval

Read/write circuit

Data refresh

C365S230030

Reexamination Certificate

active

06950363

ABSTRACT:
A semiconductor memory device which can reduce the frequency of a CBR (column before row) refresh operation comprises a memory cell array having a plurality of memory cells, and a CBR refresh unit responsive to m receptions of CBR refresh commands for performing a refresh operation once for the memory cell array.

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