Invention Grant
- Patent Title: Magnetic memory device and manufacturing method of the same
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Application No.: US16568050Application Date: 2019-09-11
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Publication No.: US11069850B2Publication Date: 2021-07-20
- Inventor: Yoshinori Kumura
- Applicant: TOSHIBA MEMORY CORPORATION
- Applicant Address: JP Tokyo
- Assignee: TOSHIBA MEMORY CORPORATION
- Current Assignee: TOSHIBA MEMORY CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Holtz, Holtz & Volek PC
- Priority: JPJP2019-049888 20190318
- Main IPC: H01F10/32
- IPC: H01F10/32 ; H01L43/02 ; H01L43/12 ; H01L27/22

Abstract:
According to one embodiment, a magnetic memory device includes a stacked structure including a first magnetic layer having a fixed magnetization direction, a nonmagnetic layer provided on the first magnetic layer, and a second magnetic layer provided on the nonmagnetic layer and having a variable magnetization direction, a first insulating layer provided along a side surface of the stacked structure and having an upper end located at a position lower than an upper end of the side surface of the stacked structure, and a second insulating layer covering the first insulating layer and having an upper end located at a position higher than the upper end of the first insulating layer.
Public/Granted literature
- US20200303627A1 MAGNETIC MEMORY DEVICE AND MANUFACTURING METHOD OF THE SAME Public/Granted day:2020-09-24
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