METHOD OF DRIVING PHASE CHANGE MEMORY DEVICE CAPABLE OF REDUCING HEAT DISTURBANCE

摘要

A method of driving phase change memory device includes initializing all memory cells and programming individually at least two selected memory cells disposed at random positions, wherein the selected memory cells are selected among the initialized memory cells.

主权项

1. A method of driving a phase change memory device including a plurality of memory cells disposed at intersections of a plurality of word lines and a plurality of bit lines crossing each other, the method comprising:
initializing all memory cells; and programming individually at least two selected memory cells disposed at random positions, wherein the selected memory cells are selected among the initialized memory cells.