Invention Grant
- Patent Title: Resistive random access memory device with three-dimensional cross-point structure and method of operating the same
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Application No.: US17195994Application Date: 2021-03-09
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Publication No.: US11495292B2Publication Date: 2022-11-08
- Inventor: Kikuko Sugimae , Yusuke Arayashiki
- Applicant: Kioxia Corporation
- Applicant Address: JP Tokyo
- Assignee: Kioxia Corporation
- Current Assignee: Kioxia Corporation
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Main IPC: G11C13/00
- IPC: G11C13/00 ; H01L45/00 ; H01L27/24

Abstract:
A memory device according to an embodiment includes a first interconnect, a second interconnect, a first variable resistance member, a third interconnect, a second variable resistance member, a fourth interconnect, a fifth interconnect and a third variable resistance member. The first interconnect, the third interconnect and the fourth interconnect extend in a first direction. The second interconnect and the fifth interconnect extend in a second direction crossing the first direction. The first variable resistance member is connected between the first interconnect and the second interconnect. The second variable resistance member is connected between the second interconnect and the third interconnect. The third variable resistance member is connected between the fourth interconnect and the fifth interconnect. The fourth interconnect is insulated from the third interconnect.
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