Invention Grant
US09472282B2 Resistive memory device and method of operating the same 有权
电阻式存储器件及其操作方法

Resistive memory device and method of operating the same
Abstract:
A resistive memory device includes a memory cell array that has a plurality of resistive memory cells that are arranged respectively on regions where a plurality of first signal lines and a plurality of second signal lines cross each other. A write circuit is connected to a selected first signal line that is connected to a selected memory cell from among the plurality of memory cells, and provides pulses to the selected memory cell. A voltage detector detects a node voltage at a connection node between the selected first signal line and the write circuit. A voltage generation circuit generates a first inhibit voltage and a second inhibit voltage that are applied respectively to unselected first and second signal lines connected to unselected memory cells from among the plurality of memory cells, and changes a voltage level of the second inhibit voltage based on the node voltage that is detected.
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