METHODS OF PROGRAMMING NON-VOLATILE MEMORY DEVICES INCLUDING TRANSITION METAL OXIDE LAYER AS DATA STORAGE MATERIAL LAYER AND DEVICES SO OPERATED
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Abstract
A method of programming a non-volatile memory device including a transition metal oxide layer includes applying a first electric pulse to the transition metal oxide layer for a first period to establish a resistance of the transition metal oxide layer and applying a second electric pulse to the transition metal oxide layer for a second period, longer than the first period, to increase the resistance of the transition metal oxide layer. Related devices are also disclosed.
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Citations
25 Claims
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1-20. -20. (canceled)
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21. A method of programming a memory device including a data storage material layer, the method comprising:
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applying a first electric pulse to the data storage material layer for a first period to reduce a resistance of the data storage material layer; and
applying a second electric pulse to the data storage material layer for a second period, longer than the first period, to increase the resistance of the data storage material layer. - View Dependent Claims (22, 23)
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24. A memory device comprising:
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a lower electrode on a substrate;
an upper electrode on the lower electrode; and
a data storage material layer between the lower electrode and the upper electrode configured to provide relatively high resistance responsive to a first electric pulse applied to the data storage material layer for a first period and to provide a relatively low resistance responsive to a second electric pulse applied to the data storage material layer for a second period, longer than the first period. - View Dependent Claims (25)
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Specification