CN1231917C - 可进行稳定的数据读出和数据写入的薄膜磁性体存储器 - Google Patents
可进行稳定的数据读出和数据写入的薄膜磁性体存储器 Download PDFInfo
- Publication number
- CN1231917C CN1231917C CNB021057176A CN02105717A CN1231917C CN 1231917 C CN1231917 C CN 1231917C CN B021057176 A CNB021057176 A CN B021057176A CN 02105717 A CN02105717 A CN 02105717A CN 1231917 C CN1231917 C CN 1231917C
- Authority
- CN
- China
- Prior art keywords
- mentioned
- data
- storage unit
- row
- read
- 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 - Fee Related
Links
- 241001269238 Data Species 0.000 title 2
- 239000010409 thin film Substances 0.000 title 1
- 238000003860 storage Methods 0.000 claims description 690
- 230000005415 magnetization Effects 0.000 claims description 36
- 230000004044 response Effects 0.000 claims description 28
- 239000004065 semiconductor Substances 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 13
- 230000033228 biological regulation Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000013500 data storage Methods 0.000 claims description 5
- 238000013316 zoning Methods 0.000 claims description 4
- 230000005669 field effect Effects 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 abstract description 19
- 239000012212 insulator Substances 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 107
- 239000010410 layer Substances 0.000 description 106
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 31
- 230000004913 activation Effects 0.000 description 28
- 239000002184 metal Substances 0.000 description 24
- 229910052751 metal Inorganic materials 0.000 description 24
- 238000010586 diagram Methods 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 19
- 230000000295 complement effect Effects 0.000 description 12
- 101000801058 Homo sapiens TM2 domain-containing protein 2 Proteins 0.000 description 11
- 102100033691 TM2 domain-containing protein 2 Human genes 0.000 description 11
- 238000013461 design Methods 0.000 description 10
- 101100386518 Caenorhabditis elegans dbl-1 gene Proteins 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000005641 tunneling Effects 0.000 description 8
- 230000005303 antiferromagnetism Effects 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 7
- 108010032595 Antibody Binding Sites Proteins 0.000 description 6
- 230000003213 activating effect Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 101100329534 Haloarcula marismortui (strain ATCC 43049 / DSM 3752 / JCM 8966 / VKM B-1809) csg1 gene Proteins 0.000 description 5
- 101100422777 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SUR1 gene Proteins 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000012467 final product Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 101100166255 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CEP3 gene Proteins 0.000 description 4
- 238000013459 approach Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 101000801068 Homo sapiens TM2 domain-containing protein 3 Proteins 0.000 description 2
- 101100385368 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CSG2 gene Proteins 0.000 description 2
- 102100033692 TM2 domain-containing protein 3 Human genes 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910015136 FeMn Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 101100495436 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CSE4 gene Proteins 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000010181 polygamy Effects 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 150000003377 silicon compounds Chemical group 0.000 description 1
Images
Classifications
-
- 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
- G11C11/1653—Address circuits or decoders
- G11C11/1657—Word-line or row circuits
-
- 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
- G11C11/1659—Cell access
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/14—Dummy cell management; Sense reference voltage generators
-
- 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
-
- 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)
- Mram Or Spin Memory Techniques (AREA)
- Hall/Mr Elements (AREA)
- Semiconductor Memories (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001128962 | 2001-04-26 | ||
JP128962/01 | 2001-04-26 | ||
JP2001243983A JP5019681B2 (ja) | 2001-04-26 | 2001-08-10 | 薄膜磁性体記憶装置 |
JP243983/01 | 2001-08-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1383155A CN1383155A (zh) | 2002-12-04 |
CN1231917C true CN1231917C (zh) | 2005-12-14 |
Family
ID=26614259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021057176A Expired - Fee Related CN1231917C (zh) | 2001-04-26 | 2002-04-15 | 可进行稳定的数据读出和数据写入的薄膜磁性体存储器 |
Country Status (6)
Country | Link |
---|---|
US (8) | US6788568B2 (zh) |
JP (1) | JP5019681B2 (zh) |
KR (1) | KR100514958B1 (zh) |
CN (1) | CN1231917C (zh) |
DE (1) | DE10215117A1 (zh) |
TW (1) | TW536700B (zh) |
Families Citing this family (98)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002230965A (ja) * | 2001-01-24 | 2002-08-16 | Internatl Business Mach Corp <Ibm> | 不揮発性メモリ装置 |
JP4570313B2 (ja) * | 2001-10-25 | 2010-10-27 | 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 |
JP2003151262A (ja) * | 2001-11-15 | 2003-05-23 | Toshiba Corp | 磁気ランダムアクセスメモリ |
US7020008B2 (en) * | 2001-12-26 | 2006-03-28 | Renesas Technology Corp. | Thin film magnetic memory device writing data with bidirectional current |
JP4262954B2 (ja) * | 2001-12-26 | 2009-05-13 | 株式会社ルネサステクノロジ | 薄膜磁性体記憶装置 |
JP4071531B2 (ja) * | 2002-04-23 | 2008-04-02 | 株式会社ルネサステクノロジ | 薄膜磁性体記憶装置 |
JP3808802B2 (ja) * | 2002-06-20 | 2006-08-16 | 株式会社東芝 | 磁気ランダムアクセスメモリ |
KR100496858B1 (ko) * | 2002-08-02 | 2005-06-22 | 삼성전자주식회사 | 비트라인 클램핑 전압에 상관없이 기준 셀로 일정 전류가흐르는 마그네틱 랜덤 억세스 메모리 |
US6760268B2 (en) * | 2002-11-26 | 2004-07-06 | Freescale Semiconductor, Inc. | Method and apparatus for establishing a reference voltage in a memory |
JP2004241013A (ja) * | 2003-02-03 | 2004-08-26 | Renesas Technology Corp | 半導体記憶装置 |
JP4405162B2 (ja) * | 2003-02-14 | 2010-01-27 | 株式会社ルネサステクノロジ | 薄膜磁性体記憶装置 |
JP4170108B2 (ja) * | 2003-02-20 | 2008-10-22 | 株式会社ルネサステクノロジ | 磁気記憶装置 |
JP2004363527A (ja) * | 2003-04-11 | 2004-12-24 | Toshiba Corp | 磁気記憶装置、データ複写装置、データ複写システム、データ複写プログラム、及びデータ複写方法 |
US6947313B2 (en) * | 2003-08-27 | 2005-09-20 | Hewlett-Packard Development Company, L.P. | Method and apparatus of coupling conductors in magnetic memory |
KR100528341B1 (ko) | 2003-12-30 | 2005-11-15 | 삼성전자주식회사 | 자기 램 및 그 읽기방법 |
US7372728B2 (en) * | 2004-06-16 | 2008-05-13 | Stmicroelectronics, Inc. | Magnetic random access memory array having bit/word lines for shared write select and read operations |
US7209383B2 (en) * | 2004-06-16 | 2007-04-24 | Stmicroelectronics, Inc. | Magnetic random access memory array having bit/word lines for shared write select and read operations |
FR2871921A1 (fr) * | 2004-06-16 | 2005-12-23 | St Microelectronics Sa | Architecture de memoire a lignes d'ecriture segmentees |
US7079415B2 (en) * | 2004-06-30 | 2006-07-18 | Stmicroelectronics, Inc. | Magnetic random access memory element |
US7136298B2 (en) * | 2004-06-30 | 2006-11-14 | Stmicroelectronics, Inc. | Magnetic random access memory array with global write lines |
US7301800B2 (en) * | 2004-06-30 | 2007-11-27 | Stmicroelectronics, Inc. | Multi-bit magnetic random access memory element |
US7106621B2 (en) * | 2004-06-30 | 2006-09-12 | Stmicroelectronics, Inc. | Random access memory array with parity bit structure |
US7777607B2 (en) * | 2004-10-12 | 2010-08-17 | Allegro Microsystems, Inc. | Resistor having a predetermined temperature coefficient |
US8179711B2 (en) * | 2004-10-26 | 2012-05-15 | Samsung Electronics Co., Ltd. | Semiconductor memory device with stacked memory cell and method of manufacturing the stacked memory cell |
US7606409B2 (en) * | 2004-11-19 | 2009-10-20 | Hitachi High-Technologies Corporation | Data processing equipment, inspection assistance system, and data processing method |
JP2006210396A (ja) * | 2005-01-25 | 2006-08-10 | Fujitsu Ltd | 磁気メモリ装置及びその読み出し方法 |
JP2006344258A (ja) * | 2005-06-07 | 2006-12-21 | Toshiba Corp | 磁気ランダムアクセスメモリ |
WO2007040167A1 (ja) * | 2005-10-03 | 2007-04-12 | Nec Corporation | 磁気ランダムアクセスメモリ |
JP4883982B2 (ja) * | 2005-10-19 | 2012-02-22 | ルネサスエレクトロニクス株式会社 | 不揮発性記憶装置 |
US7321507B2 (en) | 2005-11-21 | 2008-01-22 | Magic Technologies, Inc. | Reference cell scheme for MRAM |
US7187577B1 (en) * | 2005-11-23 | 2007-03-06 | Grandis, Inc. | Method and system for providing current balanced writing for memory cells and magnetic devices |
US7313043B2 (en) * | 2005-11-29 | 2007-12-25 | Altis Semiconductor Snc | Magnetic Memory Array |
JP4157571B2 (ja) | 2006-05-24 | 2008-10-01 | 株式会社東芝 | スピン注入磁気ランダムアクセスメモリ |
US7486550B2 (en) * | 2006-06-06 | 2009-02-03 | Micron Technology, Inc. | Semiconductor magnetic memory integrating a magnetic tunneling junction above a floating-gate memory cell |
US20080002773A1 (en) * | 2006-06-26 | 2008-01-03 | Texas Instruments Incorporated | Video decoded picture buffer |
US7795862B2 (en) * | 2007-10-22 | 2010-09-14 | Allegro Microsystems, Inc. | Matching of GMR sensors in a bridge |
US7706176B2 (en) * | 2008-01-07 | 2010-04-27 | Qimonda Ag | Integrated circuit, cell arrangement, method for manufacturing an integrated circuit and for reading a memory cell status, memory module |
JP5044432B2 (ja) * | 2008-02-07 | 2012-10-10 | 株式会社東芝 | 抵抗変化メモリ |
JP2009200123A (ja) * | 2008-02-19 | 2009-09-03 | Nec Corp | 磁気ランダムアクセスメモリ |
JP2009199695A (ja) * | 2008-02-25 | 2009-09-03 | Toshiba Corp | 抵抗変化メモリ装置 |
JP2009224477A (ja) * | 2008-03-14 | 2009-10-01 | Fujitsu Ltd | 半導体記憶装置及びその製造方法 |
US7813166B2 (en) * | 2008-06-30 | 2010-10-12 | Qualcomm Incorporated | Controlled value reference signal of resistance based memory circuit |
US7974119B2 (en) | 2008-07-10 | 2011-07-05 | Seagate Technology Llc | Transmission gate-based spin-transfer torque memory unit |
US7755923B2 (en) * | 2008-09-18 | 2010-07-13 | Seagate Technology Llc | Memory array with read reference voltage cells |
KR102187427B1 (ko) | 2008-09-19 | 2020-12-08 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체장치 |
US7936580B2 (en) * | 2008-10-20 | 2011-05-03 | Seagate Technology Llc | MRAM diode array and access method |
US9030867B2 (en) * | 2008-10-20 | 2015-05-12 | Seagate Technology Llc | Bipolar CMOS select device for resistive sense memory |
JP5565704B2 (ja) * | 2008-10-23 | 2014-08-06 | 日本電気株式会社 | 半導体記憶装置 |
US7936583B2 (en) * | 2008-10-30 | 2011-05-03 | Seagate Technology Llc | Variable resistive memory punchthrough access method |
US7876599B2 (en) * | 2008-10-31 | 2011-01-25 | Seagate Technology Llc | Spatial correlation of reference cells in resistive memory array |
US7825478B2 (en) * | 2008-11-07 | 2010-11-02 | Seagate Technology Llc | Polarity dependent switch for resistive sense memory |
US8178864B2 (en) | 2008-11-18 | 2012-05-15 | Seagate Technology Llc | Asymmetric barrier diode |
US7800941B2 (en) * | 2008-11-18 | 2010-09-21 | Seagate Technology Llc | Magnetic memory with magnetic tunnel junction cell sets |
US8203869B2 (en) * | 2008-12-02 | 2012-06-19 | Seagate Technology Llc | Bit line charge accumulation sensing for resistive changing memory |
US9368716B2 (en) | 2009-02-02 | 2016-06-14 | Qualcomm Incorporated | Magnetic tunnel junction (MTJ) storage element and spin transfer torque magnetoresistive random access memory (STT-MRAM) cells having an MTJ |
KR20100104624A (ko) * | 2009-03-18 | 2010-09-29 | 삼성전자주식회사 | 반도체 메모리 소자 |
JP2010232475A (ja) * | 2009-03-27 | 2010-10-14 | Renesas Electronics Corp | 磁気記憶装置およびその製造方法 |
KR101068573B1 (ko) * | 2009-04-30 | 2011-09-30 | 주식회사 하이닉스반도체 | 반도체 메모리 장치 |
US8159856B2 (en) | 2009-07-07 | 2012-04-17 | Seagate Technology Llc | Bipolar select device for resistive sense memory |
US8158964B2 (en) | 2009-07-13 | 2012-04-17 | Seagate Technology Llc | Schottky diode switch and memory units containing the same |
US8315081B2 (en) * | 2010-03-22 | 2012-11-20 | Qualcomm Incorporated | Memory cell that includes multiple non-volatile memories |
US8587994B2 (en) * | 2010-09-08 | 2013-11-19 | Qualcomm Incorporated | System and method for shared sensing MRAM |
US8488357B2 (en) * | 2010-10-22 | 2013-07-16 | Magic Technologies, Inc. | Reference cell architectures for small memory array block activation |
US8730719B1 (en) | 2010-12-03 | 2014-05-20 | Iii Holdings 1, Llc | MRAM with metal gate write conductors |
US8648426B2 (en) | 2010-12-17 | 2014-02-11 | Seagate Technology Llc | Tunneling transistors |
JP5703041B2 (ja) * | 2011-01-27 | 2015-04-15 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US10606973B2 (en) * | 2011-02-08 | 2020-03-31 | Iii Holdings 1, Llc | Memory cell layout for low current field-induced MRAM |
JP5736224B2 (ja) | 2011-04-12 | 2015-06-17 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置 |
US8837346B2 (en) | 2011-06-01 | 2014-09-16 | General Electric Company | Repeater pass-through messaging |
JP2012253129A (ja) * | 2011-06-01 | 2012-12-20 | Fujitsu Ltd | 磁気記憶装置及び磁気記憶装置の製造方法 |
US8988923B2 (en) * | 2012-09-11 | 2015-03-24 | The Regents Of The University Of California | Nonvolatile magneto-electric random access memory circuit with burst writing and back-to-back reads |
KR20140035013A (ko) * | 2012-09-12 | 2014-03-21 | 삼성전자주식회사 | 자기장 생성부 및 이것을 포함하는 반도체 테스트 장치 |
US9082509B2 (en) * | 2012-12-19 | 2015-07-14 | Intel Corporation | Method and apparatus for reading variable resistance memory elements |
US9697894B2 (en) * | 2013-03-25 | 2017-07-04 | Agency For Science, Technology And Research | Methods and circuit arrangements for determining resistances |
JP5911106B2 (ja) * | 2013-05-21 | 2016-04-27 | 日本電気株式会社 | 磁気ランダムアクセスメモリ |
KR102082328B1 (ko) * | 2013-07-03 | 2020-02-27 | 삼성전자주식회사 | 수직 자기터널접합을 구비하는 자기 기억 소자 |
US9111625B2 (en) * | 2013-08-09 | 2015-08-18 | Samsung Electronics Co., Ltd. | Adaptive dual voltage write driver with dummy resistive path tracking |
KR20150064950A (ko) * | 2013-12-04 | 2015-06-12 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 |
KR102168652B1 (ko) * | 2013-12-16 | 2020-10-23 | 삼성전자주식회사 | 감지 증폭기, 그것을 포함하는 반도체 메모리 장치 및 그것의 읽기 방법 |
US9275714B1 (en) | 2014-09-26 | 2016-03-01 | Qualcomm Incorporated | Read operation of MRAM using a dummy word line |
US9281041B1 (en) * | 2014-12-16 | 2016-03-08 | Honeywell International Inc. | Delay-based read system for a magnetoresistive random access memory (MRAM) bit |
US10103317B2 (en) | 2015-01-05 | 2018-10-16 | Inston, Inc. | Systems and methods for implementing efficient magnetoelectric junctions |
US10217798B2 (en) | 2015-01-13 | 2019-02-26 | Inston, Inc. | Systems and methods for implementing select devices constructed from 2D materials |
US9978931B2 (en) | 2015-02-13 | 2018-05-22 | Inston Inc. | Systems and methods for implementing robust magnetoelectric junctions |
TWI608476B (zh) * | 2015-04-10 | 2017-12-11 | 格羅方德半導體私人有限公司 | 用於嵌入式快閃應用之自旋轉移力矩磁性隨機存取記憶體(stt-mram)位元格 |
JP6462902B2 (ja) | 2015-06-10 | 2019-01-30 | 東芝メモリ株式会社 | 抵抗変化メモリ |
US20170372761A1 (en) * | 2016-06-28 | 2017-12-28 | Inston Inc. | Systems for Source Line Sensing of Magnetoelectric Junctions |
US10102893B2 (en) | 2016-06-28 | 2018-10-16 | Inston Inc. | Systems for implementing word line pulse techniques in magnetoelectric junctions |
US10460779B2 (en) | 2017-02-08 | 2019-10-29 | Crocus Technology Inc. | MRAM reference cell with shape anisotropy to establish a well-defined magnetization orientation between a reference layer and a storage layer |
US10861527B2 (en) | 2017-06-27 | 2020-12-08 | Inston, Inc. | Systems and methods for optimizing magnetic torque and pulse shaping for reducing write error rate in magnetoelectric random access memory |
WO2019006037A1 (en) | 2017-06-27 | 2019-01-03 | Inston, Inc. | REDUCTION OF WRITE ERROR RATE IN MAGNETOELECTRIC RAM |
US20190296228A1 (en) * | 2018-03-23 | 2019-09-26 | Spin Transfer Technologies, Inc. | Three-Dimensional Arrays with Magnetic Tunnel Junction Devices Including an Annular Free Magnetic Layer and a Planar Reference Magnetic Layer |
JP7005452B2 (ja) * | 2018-07-30 | 2022-01-21 | 株式会社東芝 | 磁気記憶装置 |
JP2021150497A (ja) * | 2020-03-19 | 2021-09-27 | キオクシア株式会社 | 記憶装置 |
US11187764B2 (en) | 2020-03-20 | 2021-11-30 | Allegro Microsystems, Llc | Layout of magnetoresistance element |
CN111754934A (zh) | 2020-06-22 | 2020-10-09 | 武汉华星光电半导体显示技术有限公司 | 显示面板及显示装置 |
US11373705B2 (en) * | 2020-11-23 | 2022-06-28 | Micron Technology, Inc. | Dynamically boosting read voltage for a memory device |
US11682433B2 (en) * | 2021-08-30 | 2023-06-20 | Taiwan Semiconductor Manufacturing Company, Ltd. | Multiple stack high voltage circuit for memory |
Family Cites Families (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5420819A (en) * | 1992-09-24 | 1995-05-30 | Nonvolatile Electronics, Incorporated | Method for sensing data in a magnetoresistive memory using large fractions of memory cell films for data storage |
US6539805B2 (en) * | 1994-07-19 | 2003-04-01 | Vesuvius Crucible Company | Liquid metal flow condition detection |
US5587943A (en) * | 1995-02-13 | 1996-12-24 | Integrated Microtransducer Electronics Corporation | Nonvolatile magnetoresistive memory with fully closed flux operation |
US5640343A (en) | 1996-03-18 | 1997-06-17 | International Business Machines Corporation | Magnetic memory array using magnetic tunnel junction devices in the memory cells |
US5894447A (en) * | 1996-09-26 | 1999-04-13 | Kabushiki Kaisha Toshiba | Semiconductor memory device including a particular memory cell block structure |
TW411471B (en) | 1997-09-17 | 2000-11-11 | Siemens Ag | Memory-cell device |
US6169688B1 (en) * | 1998-03-23 | 2001-01-02 | Kabushiki Kaisha Toshiba | Magnetic storage device using unipole currents for selecting memory cells |
EP0973169B1 (en) * | 1998-05-13 | 2005-01-26 | Sony Corporation | Element exploiting magnetic material and addressing method therefor |
EP0959475A3 (en) * | 1998-05-18 | 2000-11-08 | Canon Kabushiki Kaisha | Magnetic thin film memory and recording and reproducing method and apparatus using such a memory |
US6081445A (en) | 1998-07-27 | 2000-06-27 | Motorola, Inc. | Method to write/read MRAM arrays |
JP2000132961A (ja) * | 1998-10-23 | 2000-05-12 | Canon Inc | 磁気薄膜メモリ、磁気薄膜メモリの読出し方法、及び磁気薄膜メモリの書込み方法 |
US6005800A (en) * | 1998-11-23 | 1999-12-21 | International Business Machines Corporation | Magnetic memory array with paired asymmetric memory cells for improved write margin |
US6215695B1 (en) * | 1998-12-08 | 2001-04-10 | Canon Kabushiki Kaisha | Magnetoresistance element and magnetic memory device employing the same |
JP3589346B2 (ja) * | 1999-06-17 | 2004-11-17 | 松下電器産業株式会社 | 磁気抵抗効果素子および磁気抵抗効果記憶素子 |
US6166948A (en) * | 1999-09-03 | 2000-12-26 | International Business Machines Corporation | Magnetic memory array with magnetic tunnel junction memory cells having flux-closed free layers |
EP1143537A1 (en) * | 1999-09-27 | 2001-10-10 | Matsushita Electric Industrial Co., Ltd. | Magnetoresistance effect memory device and method for producing the same |
JP3891540B2 (ja) * | 1999-10-25 | 2007-03-14 | キヤノン株式会社 | 磁気抵抗効果メモリ、磁気抵抗効果メモリに記録される情報の記録再生方法、およびmram |
JP2001196661A (ja) * | 1999-10-27 | 2001-07-19 | Sony Corp | 磁化制御方法、情報記憶方法、磁気機能素子および情報記憶素子 |
EP1107329B1 (en) * | 1999-12-10 | 2011-07-06 | Sharp Kabushiki Kaisha | Magnetic tunnel junction device, magnetic memory adopting the same, magnetic memory cell and access method of the same |
JP3854767B2 (ja) * | 1999-12-13 | 2006-12-06 | ローム株式会社 | 強磁性トンネル接合素子を用いた装置、およびその製造方法 |
US6473336B2 (en) * | 1999-12-16 | 2002-10-29 | Kabushiki Kaisha Toshiba | Magnetic memory device |
JP3325868B2 (ja) * | 2000-01-18 | 2002-09-17 | ティーディーケイ株式会社 | トンネル磁気抵抗効果素子の製造方法、薄膜磁気ヘッドの製造方法およびメモリ素子の製造方法 |
US6185143B1 (en) * | 2000-02-04 | 2001-02-06 | Hewlett-Packard Company | Magnetic random access memory (MRAM) device including differential sense amplifiers |
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 |
DE10113853B4 (de) | 2000-03-23 | 2009-08-06 | Sharp K.K. | Magnetspeicherelement und Magnetspeicher |
US6317376B1 (en) * | 2000-06-20 | 2001-11-13 | Hewlett-Packard Company | Reference signal generation for magnetic random access memory devices |
DE10036140C1 (de) * | 2000-07-25 | 2001-12-20 | Infineon Technologies Ag | Verfahren und Anordnung zum zerstörungsfreien Auslesen von Speicherzellen eines MRAM-Speichers |
US6317375B1 (en) * | 2000-08-31 | 2001-11-13 | Hewlett-Packard Company | Method and apparatus for reading memory cells of a resistive cross point array |
JP2002170377A (ja) * | 2000-09-22 | 2002-06-14 | Mitsubishi Electric Corp | 薄膜磁性体記憶装置 |
JP4656720B2 (ja) * | 2000-09-25 | 2011-03-23 | 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 |
JP4726290B2 (ja) * | 2000-10-17 | 2011-07-20 | ルネサスエレクトロニクス株式会社 | 半導体集積回路 |
JP4726292B2 (ja) * | 2000-11-14 | 2011-07-20 | 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 |
JP4667594B2 (ja) * | 2000-12-25 | 2011-04-13 | 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 |
JP3920565B2 (ja) * | 2000-12-26 | 2007-05-30 | 株式会社東芝 | 磁気ランダムアクセスメモリ |
US6721203B1 (en) * | 2001-02-23 | 2004-04-13 | Western Digital (Fremont), Inc. | Designs of reference cells for magnetic tunnel junction (MTJ) MRAM |
JP4712204B2 (ja) * | 2001-03-05 | 2011-06-29 | ルネサスエレクトロニクス株式会社 | 記憶装置 |
JP4405103B2 (ja) | 2001-04-20 | 2010-01-27 | 株式会社東芝 | 半導体記憶装置 |
JP2003016777A (ja) * | 2001-06-28 | 2003-01-17 | Mitsubishi Electric Corp | 薄膜磁性体記憶装置 |
US6542407B1 (en) * | 2002-01-18 | 2003-04-01 | Sandisk Corporation | Techniques of recovering data from memory cells affected by field coupling with adjacent memory cells |
US6912160B2 (en) * | 2003-03-11 | 2005-06-28 | Fujitsu Limited | Nonvolatile semiconductor memory device |
US7180123B2 (en) * | 2003-07-21 | 2007-02-20 | Macronix International Co., Ltd. | Method for programming programmable eraseless memory |
US7564716B2 (en) * | 2006-11-16 | 2009-07-21 | Freescale Semiconductor, Inc. | Memory device with retained indicator of read reference level |
US7606070B2 (en) * | 2006-12-29 | 2009-10-20 | Sandisk Corporation | Systems for margined neighbor reading for non-volatile memory read operations including coupling compensation |
-
2001
- 2001-08-10 JP JP2001243983A patent/JP5019681B2/ja not_active Expired - Fee Related
- 2001-12-27 TW TW090132550A patent/TW536700B/zh not_active IP Right Cessation
-
2002
- 2002-01-18 US US10/050,810 patent/US6788568B2/en not_active Expired - Fee Related
- 2002-04-05 DE DE10215117A patent/DE10215117A1/de not_active Ceased
- 2002-04-13 KR KR10-2002-0020210A patent/KR100514958B1/ko not_active IP Right Cessation
- 2002-04-15 CN CNB021057176A patent/CN1231917C/zh not_active Expired - Fee Related
-
2004
- 2004-05-11 US US10/842,417 patent/US6922355B2/en not_active Expired - Lifetime
-
2005
- 2005-06-28 US US11/167,411 patent/US7102922B2/en not_active Expired - Fee Related
-
2006
- 2006-08-17 US US11/505,476 patent/US7379366B2/en not_active Expired - Fee Related
-
2008
- 2008-04-11 US US12/081,153 patent/US7567454B2/en not_active Expired - Fee Related
-
2009
- 2009-06-30 US US12/494,725 patent/US7733692B2/en not_active Expired - Fee Related
-
2010
- 2010-04-06 US US12/755,018 patent/US8000133B2/en not_active Expired - Fee Related
-
2011
- 2011-07-06 US US13/177,301 patent/US8351253B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1383155A (zh) | 2002-12-04 |
US6922355B2 (en) | 2005-07-26 |
US7102922B2 (en) | 2006-09-05 |
US20020172073A1 (en) | 2002-11-21 |
KR20030009102A (ko) | 2003-01-29 |
US20070007536A1 (en) | 2007-01-11 |
US20050237794A1 (en) | 2005-10-27 |
US20040208052A1 (en) | 2004-10-21 |
US20080225582A1 (en) | 2008-09-18 |
JP2003017665A (ja) | 2003-01-17 |
US8000133B2 (en) | 2011-08-16 |
US7733692B2 (en) | 2010-06-08 |
US7567454B2 (en) | 2009-07-28 |
JP5019681B2 (ja) | 2012-09-05 |
US20110260224A1 (en) | 2011-10-27 |
US6788568B2 (en) | 2004-09-07 |
US20100195382A1 (en) | 2010-08-05 |
KR100514958B1 (ko) | 2005-09-15 |
DE10215117A1 (de) | 2002-11-07 |
US20090262575A1 (en) | 2009-10-22 |
US8351253B2 (en) | 2013-01-08 |
TW536700B (en) | 2003-06-11 |
US7379366B2 (en) | 2008-05-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1231917C (zh) | 可进行稳定的数据读出和数据写入的薄膜磁性体存储器 | |
CN1210718C (zh) | 具备高集成化的存储器阵列的薄膜磁性体存储器 | |
CN1199186C (zh) | 备有具有磁隧道接合部的存储单元的薄膜磁性体存储装置 | |
CN1310253C (zh) | 磁随机存取存储器及其制造方法 | |
CN1294596C (zh) | 磁随机存取存储器及其读出方法、制造方法 | |
CN1186780C (zh) | 高速且稳定地进行数据读出工作的薄膜磁性体存储器 | |
CN1402254A (zh) | 具有含磁隧道结的存储器单元的薄膜磁存储装置 | |
CN1263040C (zh) | 通过磁场的施加进行数据写入的薄膜磁性体存储装置 | |
CN1269134C (zh) | 磁随机存取存储器及其制造方法 | |
CN1207718C (zh) | 容易控制数据写入电流的薄膜磁性体存储器 | |
CN1448943A (zh) | 磁存储装置 | |
CN1197084C (zh) | 磁随机存取存储器 | |
CN1286115C (zh) | 磁随机存取存储器及其读出电路、它的制造方法 | |
CN100338682C (zh) | 非易失性存储器和半导体集成电路器件 | |
CN1269133C (zh) | 通过双向数据写入磁场实施数据写入的薄膜磁体存储装置 | |
CN1213435C (zh) | 利用电阻值的变化来存储数据的数据读出容限大的存储装置 | |
CN1276436C (zh) | 在多个存储单元间共有存取元件的薄膜磁性体存储器 | |
CN1956207A (zh) | 自旋注入磁随机存取存储器 | |
CN1490818A (zh) | 薄膜磁性体存储器及与之相关的半导体集成电路器件 | |
CN1305140C (zh) | 磁性随机防问存储器及其数据读取方法 | |
CN1841768A (zh) | 自旋注入场效应晶体管、磁随机存取存储器和可重构逻辑电路 | |
CN1469386A (zh) | 磁随机存取存储器 | |
CN1385860A (zh) | 具有磁性隧道接合部的薄膜磁体存储装置 | |
CN1442859A (zh) | 磁性随机存取存储器 | |
CN1505038A (zh) | 实现冗长置换且可高速读出的存储装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: RENESAS ELECTRONICS CORPORATION Free format text: FORMER OWNER: MISSUBISHI ELECTRIC CORP. Effective date: 20140416 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140416 Address after: Kawasaki, Kanagawa, Japan Patentee after: Renesas Electronics Corporation Address before: Tokyo, Japan, Japan Patentee before: Missubishi Electric Co., Ltd. |
|
CP02 | Change in the address of a patent holder |
Address after: Tokyo, Japan, Japan Patentee after: Renesas Electronics Corporation Address before: Kawasaki, Kanagawa, Japan Patentee before: Renesas Electronics Corporation |
|
CP02 | Change in the address of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051214 Termination date: 20180415 |
|
CF01 | Termination of patent right due to non-payment of annual fee |