CN107611255B - 一种高密度磁性存储器件 - Google Patents
一种高密度磁性存储器件 Download PDFInfo
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- CN107611255B CN107611255B CN201710812254.7A CN201710812254A CN107611255B CN 107611255 B CN107611255 B CN 107611255B CN 201710812254 A CN201710812254 A CN 201710812254A CN 107611255 B CN107611255 B CN 107611255B
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- magnetic tunnel
- storage device
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- tunnel junction
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
- G11C11/40603—Arbitration, priority and concurrent access to memory cells for read/write or refresh operations
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/161—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect details concerning the memory cell structure, e.g. the layers of the ferromagnetic memory cell
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/165—Auxiliary circuits
- G11C11/1673—Reading or sensing circuits or methods
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/165—Auxiliary circuits
- G11C11/1675—Writing or programming circuits or methods
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
- H10B61/20—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having three or more electrodes, e.g. transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N52/00—Hall-effect devices
- H10N52/01—Manufacture or treatment
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Hall/Mr Elements (AREA)
Abstract
Description
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710812254.7A CN107611255B (zh) | 2017-09-11 | 2017-09-11 | 一种高密度磁性存储器件 |
US15/795,223 US10020044B2 (en) | 2017-09-11 | 2017-10-26 | High-density magnetic memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710812254.7A CN107611255B (zh) | 2017-09-11 | 2017-09-11 | 一种高密度磁性存储器件 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107611255A CN107611255A (zh) | 2018-01-19 |
CN107611255B true CN107611255B (zh) | 2019-09-10 |
Family
ID=61062852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710812254.7A Active CN107611255B (zh) | 2017-09-11 | 2017-09-11 | 一种高密度磁性存储器件 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10020044B2 (zh) |
CN (1) | CN107611255B (zh) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101998268B1 (ko) * | 2016-10-21 | 2019-07-11 | 한국과학기술원 | 반도체 소자 |
US10236046B2 (en) * | 2016-11-09 | 2019-03-19 | Imec Vzw | Method of propagating magnetic domain wall in magnetic devices |
CN108538328B (zh) * | 2018-03-07 | 2021-11-02 | 北京航空航天大学 | 一种磁性存储器的数据写入方法 |
CN108492845B (zh) * | 2018-04-03 | 2020-05-26 | 电子科技大学 | 一种基于磁性斯格明子的赛道存储器 |
CN109166962B (zh) * | 2018-08-09 | 2020-10-20 | 北京航空航天大学 | 一种互补型磁性存储单元 |
CN110867511B (zh) * | 2018-08-28 | 2021-09-21 | 中电海康集团有限公司 | 垂直磁化的mtj器件 |
CN109256160B (zh) * | 2018-09-13 | 2022-05-17 | 北京航空航天大学 | 一种自旋轨道矩磁存储器读取方法 |
CN109301063B (zh) * | 2018-09-27 | 2022-05-13 | 中国科学院微电子研究所 | 自旋轨道转矩驱动器件 |
US10930843B2 (en) * | 2018-12-17 | 2021-02-23 | Spin Memory, Inc. | Process for manufacturing scalable spin-orbit torque (SOT) magnetic memory |
US10658021B1 (en) | 2018-12-17 | 2020-05-19 | Spin Memory, Inc. | Scalable spin-orbit torque (SOT) magnetic memory |
US10600465B1 (en) * | 2018-12-17 | 2020-03-24 | Spin Memory, Inc. | Spin-orbit torque (SOT) magnetic memory with voltage or current assisted switching |
CN110391331B (zh) * | 2019-07-05 | 2021-03-09 | 北京航空航天大学 | 一种磁性模数转换器 |
US11515205B2 (en) * | 2019-08-30 | 2022-11-29 | Globalfoundries U.S. Inc. | Conductive structures for contacting a top electrode of an embedded memory device and methods of making such contact structures on an IC product |
CN112582531A (zh) * | 2019-09-30 | 2021-03-30 | 华为技术有限公司 | 一种磁性存储器及其制备方法 |
US11430832B2 (en) * | 2019-10-30 | 2022-08-30 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor MRAM device and method |
CN112928135B (zh) * | 2019-12-05 | 2023-04-07 | 浙江驰拓科技有限公司 | 磁性存储器及其制备方法 |
CN111653664A (zh) * | 2020-04-28 | 2020-09-11 | 北京航空航天大学合肥创新研究院 | 一种磁性存储单元和数据写入方法 |
EP4012710A1 (en) | 2020-12-11 | 2022-06-15 | Imec VZW | A memory cell, device and method for writing to a memory cell |
CN114497360A (zh) * | 2022-01-21 | 2022-05-13 | 上海积塔半导体有限公司 | 一种自旋转移矩磁性随机存储器及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106229004A (zh) * | 2016-07-11 | 2016-12-14 | 北京航空航天大学 | 一种光写入的非易失性磁存储器 |
CN106449970A (zh) * | 2016-11-03 | 2017-02-22 | 北京航空航天大学 | 一种低功耗磁性存储单元 |
CN106654002A (zh) * | 2016-11-03 | 2017-05-10 | 北京航空航天大学 | 一种低功耗磁性多阻态存储单元 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6048739A (en) * | 1997-12-18 | 2000-04-11 | Honeywell Inc. | Method of manufacturing a high density magnetic memory device |
JP2000322707A (ja) * | 1999-05-10 | 2000-11-24 | Nec Corp | 高飽和磁束密度を有するCo−Fe−Ni磁性膜、およびこれを磁極に用いた複合型薄膜磁気ヘッド、並びに磁気記憶装置 |
US7514271B2 (en) * | 2007-03-30 | 2009-04-07 | International Business Machines Corporation | Method of forming high density planar magnetic domain wall memory |
US8331125B2 (en) * | 2009-08-26 | 2012-12-11 | International Business Machines Corporation | Array architecture and operation for high density magnetic racetrack memory system |
-
2017
- 2017-09-11 CN CN201710812254.7A patent/CN107611255B/zh active Active
- 2017-10-26 US US15/795,223 patent/US10020044B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106229004A (zh) * | 2016-07-11 | 2016-12-14 | 北京航空航天大学 | 一种光写入的非易失性磁存储器 |
CN106449970A (zh) * | 2016-11-03 | 2017-02-22 | 北京航空航天大学 | 一种低功耗磁性存储单元 |
CN106654002A (zh) * | 2016-11-03 | 2017-05-10 | 北京航空航天大学 | 一种低功耗磁性多阻态存储单元 |
Also Published As
Publication number | Publication date |
---|---|
US10020044B2 (en) | 2018-07-10 |
US20180061482A1 (en) | 2018-03-01 |
CN107611255A (zh) | 2018-01-19 |
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Effective date of registration: 20210303 Address after: 100191 rooms 504a and 504b, 5th floor, 23 Zhichun Road, Haidian District, Beijing Patentee after: Zhizhen storage (Beijing) Technology Co.,Ltd. Address before: 100191 No. 37, Haidian District, Beijing, Xueyuan Road Patentee before: BEIHANG University |
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Effective date of registration: 20231227 Address after: Room 1605, Building 1, No. 117 Yingshan Red Road, Huangdao District, Qingdao City, Shandong Province, 266400 Patentee after: Qingdao Haicun Microelectronics Co.,Ltd. Address before: 100191 rooms 504a and 504b, 5th floor, 23 Zhichun Road, Haidian District, Beijing Patentee before: Zhizhen storage (Beijing) Technology Co.,Ltd. |
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