Resistive memory device

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United States of America Patent

PATENT NO 9570169
SERIAL NO

15173280

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Abstract

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A memory device includes a plurality of memory cells and a control unit. The memory cells include a first segment including a resistive memory material for storing information in a plurality of resistance states, a second segment including a non-insulating material, a first terminal, a second terminal, and a third terminal. The first segment and the second segment are arranged in parallel between the first terminal and the second terminal. The control unit is configured to apply in a write mode a write voltage to the first and the second terminal for writing the resistance state, and to apply in a read mode a read voltage to the first and the second terminal for reading the resistance state, and to apply a control signal to the third terminal for adjusting the electrical resistance of the second segment. A related method and control unit are also disclosed.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Czornomaz, Lukas Zurich, CH 60 408
Deshpande, Veeresh V Zurich, CH 19 68
Jonnalagadda, Vara Sudananda Prasad Wädenswil, CH 9 44
Koelmans, Wabe Adliswil, CH 4 24
Sebastian, Abu Adliswil, CH 151 676

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