DE60201625D1 - Halbleiterspeicheranordnung mit Magnetwiderstandselement und Herstellungsverfahren - Google Patents
Halbleiterspeicheranordnung mit Magnetwiderstandselement und HerstellungsverfahrenInfo
- Publication number
- DE60201625D1 DE60201625D1 DE60201625T DE60201625T DE60201625D1 DE 60201625 D1 DE60201625 D1 DE 60201625D1 DE 60201625 T DE60201625 T DE 60201625T DE 60201625 T DE60201625 T DE 60201625T DE 60201625 D1 DE60201625 D1 DE 60201625D1
- Authority
- DE
- Germany
- Prior art keywords
- manufacturing
- memory device
- semiconductor memory
- resistance element
- magnetic resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
- H10B61/22—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having three or more electrodes, e.g. transistors of the field-effect transistor [FET] type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
- G11C11/15—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
-
- 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
-
- 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
- G11C11/1675—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
- H10B61/10—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having two electrodes, e.g. diodes or MIM elements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Hall/Mr Elements (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001122883 | 2001-04-20 | ||
JP2001122883A JP4405103B2 (ja) | 2001-04-20 | 2001-04-20 | 半導体記憶装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60201625D1 true DE60201625D1 (de) | 2004-11-25 |
DE60201625T2 DE60201625T2 (de) | 2006-03-09 |
Family
ID=18972526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60201625T Expired - Lifetime DE60201625T2 (de) | 2001-04-20 | 2002-04-19 | Halbleiterspeicheranordnung mit Magnetwiderstandselement und Herstellungsverfahren |
Country Status (7)
Country | Link |
---|---|
US (3) | US6653703B2 (de) |
EP (1) | EP1251519B1 (de) |
JP (1) | JP4405103B2 (de) |
KR (1) | KR100498182B1 (de) |
CN (1) | CN1197158C (de) |
DE (1) | DE60201625T2 (de) |
TW (1) | TW550639B (de) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5019681B2 (ja) * | 2001-04-26 | 2012-09-05 | ルネサスエレクトロニクス株式会社 | 薄膜磁性体記憶装置 |
US6633497B2 (en) * | 2001-06-22 | 2003-10-14 | Hewlett-Packard Development Company, L.P. | Resistive cross point array of short-tolerant memory cells |
JP2003197875A (ja) * | 2001-12-28 | 2003-07-11 | Toshiba Corp | 磁気記憶装置 |
JP3879518B2 (ja) | 2002-01-21 | 2007-02-14 | ソニー株式会社 | 磁気記憶装置およびその製造方法 |
KR100829556B1 (ko) * | 2002-05-29 | 2008-05-14 | 삼성전자주식회사 | 자기 저항 램 및 그의 제조방법 |
US6891193B1 (en) * | 2002-06-28 | 2005-05-10 | Silicon Magnetic Systems | MRAM field-inducing layer configuration |
JP3866641B2 (ja) * | 2002-09-24 | 2007-01-10 | 株式会社東芝 | 磁気記憶装置およびその製造方法 |
JP3935049B2 (ja) * | 2002-11-05 | 2007-06-20 | 株式会社東芝 | 磁気記憶装置及びその製造方法 |
US6952364B2 (en) | 2003-03-03 | 2005-10-04 | Samsung Electronics Co., Ltd. | Magnetic tunnel junction structures and methods of fabrication |
US6818549B2 (en) * | 2003-03-05 | 2004-11-16 | Hewlett-Packard Development Company, L.P. | Buried magnetic tunnel-junction memory cell and methods |
US6807092B1 (en) * | 2003-06-13 | 2004-10-19 | Infineon Technologies Ag | MRAM cell having frustrated magnetic reservoirs |
US6849465B2 (en) * | 2003-06-20 | 2005-02-01 | Infineon Technologies Ag | Method of patterning a magnetic memory cell bottom electrode before magnetic stack deposition |
US7264975B1 (en) | 2003-09-25 | 2007-09-04 | Cypress Semiconductor Corp. | Metal profile for increased local magnetic fields in MRAM devices and method for making the same |
KR100615089B1 (ko) | 2004-07-14 | 2006-08-23 | 삼성전자주식회사 | 낮은 구동 전류를 갖는 자기 램 |
KR100568512B1 (ko) | 2003-09-29 | 2006-04-07 | 삼성전자주식회사 | 열발생층을 갖는 자기열 램셀들 및 이를 구동시키는 방법들 |
US7369428B2 (en) | 2003-09-29 | 2008-05-06 | Samsung Electronics Co., Ltd. | Methods of operating a magnetic random access memory device and related devices and structures |
US7372722B2 (en) | 2003-09-29 | 2008-05-13 | Samsung Electronics Co., Ltd. | Methods of operating magnetic random access memory devices including heat-generating structures |
KR100835275B1 (ko) | 2004-08-12 | 2008-06-05 | 삼성전자주식회사 | 스핀 주입 메카니즘을 사용하여 자기램 소자를 구동시키는방법들 |
JP2005116658A (ja) * | 2003-10-06 | 2005-04-28 | Fujitsu Ltd | 磁気抵抗メモリ装置 |
JP4590862B2 (ja) * | 2003-12-15 | 2010-12-01 | ソニー株式会社 | 磁気メモリ装置及びその製造方法 |
US7608467B2 (en) * | 2004-01-13 | 2009-10-27 | Board of Regents University of Houston | Switchable resistive perovskite microelectronic device with multi-layer thin film structure |
US8409879B2 (en) | 2004-01-13 | 2013-04-02 | Board Of Regents, University Of Houston | Method of using a buffered electric pulse induced resistance device |
US9218901B2 (en) | 2004-01-13 | 2015-12-22 | Board Of Regents, University Of Houston | Two terminal multi-layer thin film resistance switching device with a diffusion barrier and methods thereof |
US6984530B2 (en) * | 2004-03-29 | 2006-01-10 | Hewlett-Packard Development Company, L.P. | Method of fabricating a MRAM device |
KR100660539B1 (ko) | 2004-07-29 | 2006-12-22 | 삼성전자주식회사 | 자기 기억 소자 및 그 형성 방법 |
TWI244162B (en) * | 2004-08-18 | 2005-11-21 | Ind Tech Res Inst | Magnetic random access memory with tape read line, fabricating method and circuit thereof |
CN1606170A (zh) * | 2004-09-24 | 2005-04-13 | 中国科学院物理研究所 | 基于双势垒隧道结共振隧穿效应的晶体管 |
TWI266413B (en) * | 2004-11-09 | 2006-11-11 | Ind Tech Res Inst | Magnetic random access memory with lower bit line current and manufacture method thereof |
US7765676B2 (en) * | 2004-11-18 | 2010-08-03 | Hitachi Global Storage Technologies Netherlands B.V. | Method for patterning a magnetoresistive sensor |
KR100618878B1 (ko) * | 2004-11-26 | 2006-09-04 | 삼성전자주식회사 | 사면체 탄소 화합물로 이루어지는 하드 마스크용 폴리머막및 그 제조 방법과 이를 이용한 미세 패턴 형성 방법 |
JP4373938B2 (ja) * | 2005-02-17 | 2009-11-25 | 株式会社東芝 | 磁気ランダムアクセスメモリ |
JPWO2006115275A1 (ja) * | 2005-04-26 | 2008-12-18 | 国立大学法人京都大学 | Mramおよびその書き込み方法 |
JP2007207778A (ja) * | 2006-01-30 | 2007-08-16 | Toshiba Corp | 磁気抵抗効果素子の製造方法及び磁気記憶装置の製造方法 |
US7941911B2 (en) * | 2006-12-18 | 2011-05-17 | Hitachi Global Storage Technologies Netherlands, B.V. | Planarization methods for patterned media disks |
JP2008211058A (ja) * | 2007-02-27 | 2008-09-11 | Toshiba Corp | 磁気ランダムアクセスメモリ及びその書き込み方法 |
JP4987830B2 (ja) * | 2008-09-25 | 2012-07-25 | 株式会社東芝 | 磁気メモリ |
WO2012001555A1 (en) * | 2010-06-30 | 2012-01-05 | International Business Machines Corporation | Magnetic random access memory device and method for producing a magnetic random access memory device |
JP2013026600A (ja) * | 2011-07-26 | 2013-02-04 | Renesas Electronics Corp | 半導体装置及び磁気ランダムアクセスメモリ |
US20130188311A1 (en) * | 2012-01-23 | 2013-07-25 | International Business Machines Corporation | Cooling and noise-reduction apparatus |
KR101967352B1 (ko) * | 2012-10-31 | 2019-04-10 | 삼성전자주식회사 | 자기 메모리 소자 및 그 제조 방법 |
US9240547B2 (en) | 2013-09-10 | 2016-01-19 | Micron Technology, Inc. | Magnetic tunnel junctions and methods of forming magnetic tunnel junctions |
US20150372223A1 (en) * | 2014-06-18 | 2015-12-24 | Crocus Technology Inc. | Strap Configuration to Reduce Mechanical Stress Applied to Stress Sensitive Devices |
US9502642B2 (en) | 2015-04-10 | 2016-11-22 | Micron Technology, Inc. | Magnetic tunnel junctions, methods used while forming magnetic tunnel junctions, and methods of forming magnetic tunnel junctions |
US9960346B2 (en) | 2015-05-07 | 2018-05-01 | Micron Technology, Inc. | Magnetic tunnel junctions |
US9680089B1 (en) | 2016-05-13 | 2017-06-13 | Micron Technology, Inc. | Magnetic tunnel junctions |
KR102651851B1 (ko) | 2016-12-06 | 2024-04-01 | 삼성전자주식회사 | 반도체 소자 |
CN110890458B (zh) * | 2018-09-07 | 2024-04-12 | 上海磁宇信息科技有限公司 | 一种提高磁性随机存储器写入效率的方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2709600B1 (fr) | 1993-09-02 | 1995-09-29 | Commissariat Energie Atomique | Composant et capteur magnétorésistifs à motif géométrique répété. |
US5640343A (en) * | 1996-03-18 | 1997-06-17 | International Business Machines Corporation | Magnetic memory array using magnetic tunnel junction devices in the memory cells |
US6590750B2 (en) * | 1996-03-18 | 2003-07-08 | International Business Machines Corporation | Limiting magnetoresistive electrical interaction to a preferred portion of a magnetic region in magnetic devices |
US5982658A (en) * | 1997-10-31 | 1999-11-09 | Honeywell Inc. | MRAM design to reduce dissimilar nearest neighbor effects |
US5946228A (en) * | 1998-02-10 | 1999-08-31 | International Business Machines Corporation | Limiting magnetic writing fields to a preferred portion of a changeable magnetic region in magnetic devices |
US6104633A (en) * | 1998-02-10 | 2000-08-15 | International Business Machines Corporation | Intentional asymmetry imposed during fabrication and/or access of magnetic tunnel junction devices |
US5946227A (en) * | 1998-07-20 | 1999-08-31 | Motorola, Inc. | Magnetoresistive random access memory with shared word and digit lines |
JP2000195250A (ja) | 1998-12-24 | 2000-07-14 | Toshiba Corp | 磁気メモリ装置 |
US6611405B1 (en) * | 1999-09-16 | 2003-08-26 | Kabushiki Kaisha Toshiba | Magnetoresistive element and magnetic memory device |
JP3593652B2 (ja) * | 2000-03-03 | 2004-11-24 | 富士通株式会社 | 磁気ランダムアクセスメモリ装置 |
-
2001
- 2001-04-20 JP JP2001122883A patent/JP4405103B2/ja not_active Expired - Fee Related
-
2002
- 2002-04-12 TW TW091107462A patent/TW550639B/zh not_active IP Right Cessation
- 2002-04-19 CN CNB021161232A patent/CN1197158C/zh not_active Expired - Fee Related
- 2002-04-19 DE DE60201625T patent/DE60201625T2/de not_active Expired - Lifetime
- 2002-04-19 KR KR10-2002-0021472A patent/KR100498182B1/ko not_active IP Right Cessation
- 2002-04-19 US US10/125,374 patent/US6653703B2/en not_active Expired - Lifetime
- 2002-04-19 EP EP02008265A patent/EP1251519B1/de not_active Expired - Lifetime
-
2003
- 2003-09-08 US US10/656,283 patent/US6828641B2/en not_active Expired - Lifetime
-
2004
- 2004-06-30 US US10/879,273 patent/US6884633B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20020153580A1 (en) | 2002-10-24 |
JP4405103B2 (ja) | 2010-01-27 |
CN1384545A (zh) | 2002-12-11 |
US20040233763A1 (en) | 2004-11-25 |
US6828641B2 (en) | 2004-12-07 |
US6884633B2 (en) | 2005-04-26 |
KR20030009108A (ko) | 2003-01-29 |
TW550639B (en) | 2003-09-01 |
CN1197158C (zh) | 2005-04-13 |
DE60201625T2 (de) | 2006-03-09 |
EP1251519A1 (de) | 2002-10-23 |
KR100498182B1 (ko) | 2005-07-01 |
JP2002319664A (ja) | 2002-10-31 |
US6653703B2 (en) | 2003-11-25 |
US20040047199A1 (en) | 2004-03-11 |
EP1251519B1 (de) | 2004-10-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |