| 摘要 |
The present invention relates to a method of efficiently managing a memory cell array. A new memory cell array management method of the present invention allows reduction of power consumption and improvement of performance of a memory system. In a method of efficiently managing a memory cell array according to the present invention, only some sub-word lines after activation of a main word line are activated, and then a window including a memory cell array connected with the activated sub-word lines is activated and managed. Then, a memory address region included in the window is mapped.
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