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US 2002/0002696 A1Published application
Semiconductor memory device
AssigneeHyundai Electronics Industries Co., Ltd.
InventorJong Tai Park
Life of this patent
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Abstract
A semiconductor memory device is provided to reduce current consumption during a refresh operation by decreasing the number of wordlines activated at the same time, including a block set having a plurality of cell array blocks which are divided into a plurality of regions which employ wordlines independently from each other, row driving means to alternatively select the wordlines arranged each in the regions, and column driving means to activate columns of the cell arrays involved in the wordlines selected by the row driving means.
Claims11
A semiconductor memory device comprising:
- a block set having a plurality of cell array blocks which each is divided into a plurality of regions which employ wordlines independently from each other;
- row driving means to alternatively select the wordlines arranged each in the regions;
- and
- column driving means to activate columns of the cell arrays involved in the wordlines selected by the row driving means.
1 more element
Dependencies are inferred from the claim text.