Invention Grant
- Patent Title: Magnetic random-access memory cell, memory and device
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Application No.: US17555441Application Date: 2021-12-18
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Publication No.: US12029135B2Publication Date: 2024-07-02
- Inventor: Weisheng Zhao , Zhaohao Wang , Kaihua Cao , Gefei Wang
- Applicant: BEIHANG UNIVERSITY
- Applicant Address: CN Beijing
- Assignee: BEIHANG UNIVERSITY
- Current Assignee: BEIHANG UNIVERSITY
- Current Assignee Address: CN Beijing
- Agency: Westbridge IP LLC
- Priority: CN 2110183850.X 2021.02.10
- Main IPC: H10N50/10
- IPC: H10N50/10 ; H10B61/00 ; H10N50/80

Abstract:
The present disclosure provides a magnetic random-access memory cell, a memory and a device. The magnetic random-access memory cell comprises: a spin-orbit coupling layer and a first magnetic tunnel junction and a second magnetic tunnel junction disposed on the spin-orbit coupling layer, the first magnetic tunnel junction and the second magnetic tunnel junction having at least two symmetrical axes with different lengths; an angle between an easy magnetization symmetrical axis direction of a free layer of the first magnetic tunnel junction and a length direction of the spin-orbit coupling layer is a preset first angle, and an angle between an easy magnetization symmetrical axis direction of a free layer of the second magnetic tunnel junction and the length direction of the spin-orbit coupling layer is a preset second angle; neither of the first angle and the second angle is zero degree, 90 degrees or 180 degrees.
Public/Granted literature
- US20220254993A1 MAGNETIC RANDOM-ACCESS MEMORY CELL, MEMORY AND DEVICE Public/Granted day:2022-08-11
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