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ATE406660T1 - Magnetischer speicher - Google Patents

Magnetischer speicher

Info

Publication number
ATE406660T1
ATE406660T1 AT01940492T AT01940492T ATE406660T1 AT E406660 T1 ATE406660 T1 AT E406660T1 AT 01940492 T AT01940492 T AT 01940492T AT 01940492 T AT01940492 T AT 01940492T AT E406660 T1 ATE406660 T1 AT E406660T1
Authority
AT
Austria
Prior art keywords
memory
magnetic
external magnetic
high external
magnetic storage
Prior art date
Application number
AT01940492T
Other languages
English (en)
Inventor
Kars-Michiel Lenssen
Jacobus Ruigrok
Original Assignee
Nxp Bv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE406660T1 publication Critical patent/ATE406660T1/de

Links

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
    • G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/32—Composite [nonstructural laminate] of inorganic material having metal-compound-containing layer and having defined magnetic layer
    • Y10T428/325—Magnetic layer next to second metal compound-containing layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Semiconductor Memories (AREA)
  • Hall/Mr Elements (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Liquid Crystal (AREA)
  • Magnetic Record Carriers (AREA)
  • Luminescent Compositions (AREA)
AT01940492T 2000-06-23 2001-05-16 Magnetischer speicher ATE406660T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00202187 2000-06-23

Publications (1)

Publication Number Publication Date
ATE406660T1 true ATE406660T1 (de) 2008-09-15

Family

ID=8171680

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01940492T ATE406660T1 (de) 2000-06-23 2001-05-16 Magnetischer speicher

Country Status (9)

Country Link
US (1) US6661071B2 (de)
EP (1) EP1297533B1 (de)
JP (1) JP4982025B2 (de)
KR (1) KR100806493B1 (de)
CN (1) CN1280831C (de)
AT (1) ATE406660T1 (de)
DE (1) DE60135551D1 (de)
TW (1) TWI249743B (de)
WO (1) WO2002005286A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6833277B2 (en) * 2002-01-24 2004-12-21 Massachusetts Institute Of Technology Method and system for field assisted statistical assembly of wafers
EP1339065A3 (de) * 2002-02-22 2005-06-15 Kabushiki Kaisha Toshiba Magnetischer Direktzugriffsspeicher
JP2004047656A (ja) 2002-07-11 2004-02-12 Sony Corp 磁気不揮発性メモリ素子およびその製造方法
JP4182728B2 (ja) * 2002-11-15 2008-11-19 ソニー株式会社 磁気記憶素子の記録方法、磁気記憶装置
US7712147B2 (en) * 2002-12-18 2010-05-04 Nxp B.V. Method and device for protection of an mram device against tampering
JP2006511892A (ja) * 2002-12-18 2006-04-06 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 改竄からｍｒａｍ素子を保護するための方法及び装置
WO2004055918A2 (en) * 2002-12-18 2004-07-01 Koninklijke Philips Electronics N.V. Tamper-resistant packaging and approach
US7485976B2 (en) * 2002-12-18 2009-02-03 Nxp B.V. Tamper resistant packaging and approach
JP4013140B2 (ja) * 2003-01-15 2007-11-28 ソニー株式会社 磁気メモリ装置
US6940153B2 (en) * 2003-02-05 2005-09-06 Hewlett-Packard Development Company, L.P. Magnetic shielding for magnetic random access memory card
DE602004027227D1 (de) 2003-03-31 2010-07-01 Panasonic Corp Speicherzelle, speicher mit der speicherzelle, speicherzellenherstellungsverfahren und speicheraufzeichnungs-/leseverfahren
CN100364097C (zh) * 2003-03-31 2008-01-23 松下电器产业株式会社 存储单元、使用该存储单元的存储器、存储单元制造方法和存储器记录/读取方法
JP2006526833A (ja) * 2003-06-05 2006-11-24 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 不揮発性メモリに格納されたデータの整合性管理
US20040257861A1 (en) * 2003-06-17 2004-12-23 Berndt Dale F. Method of incorporating magnetic materials in a semiconductor manufacturing process
WO2004114409A1 (ja) * 2003-06-20 2004-12-29 Nec Corporation 磁気ランダムアクセスメモリ
US7474547B2 (en) * 2003-09-02 2009-01-06 Nxp B.V. Active shielding for a circuit comprising magnetically sensitive materials
US6859388B1 (en) * 2003-09-05 2005-02-22 Freescale Semiconductor, Inc. Circuit for write field disturbance cancellation in an MRAM and method of operation
US7545662B2 (en) * 2005-03-25 2009-06-09 Taiwan Semiconductor Manufacturing Co., Ltd. Method and system for magnetic shielding in semiconductor integrated circuit
US7445942B2 (en) * 2005-07-15 2008-11-04 Magic Technologies, Inc. Process for manufacturing segmented MRAM array with patterned segmented magnetic shields
JP5423944B2 (ja) * 2008-06-26 2014-02-19 日本電気株式会社 磁気ランダムアクセスメモリ
JP5476185B2 (ja) 2010-03-31 2014-04-23 ルネサスエレクトロニクス株式会社 半導体装置及び半導体装置の製造方法
KR102007258B1 (ko) * 2012-11-21 2019-08-05 삼성전자주식회사 광전 집적회로 기판의 제조방법
US9954163B2 (en) * 2014-05-15 2018-04-24 Everspin Technologies, Inc. Structures and methods for shielding magnetically sensitive components
US10168143B2 (en) * 2017-03-08 2019-01-01 International Business Machines Corporation Strain monitoring of MRAM arrays

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708789A (en) * 1971-01-19 1973-01-02 Int Pour L Inf Co Thin film binary data information stores
US5569544A (en) * 1992-11-16 1996-10-29 Nonvolatile Electronics, Incorporated Magnetoresistive structure comprising ferromagnetic thin films and intermediate layers of less than 30 angstroms formed of alloys having immiscible components
US5659499A (en) * 1995-11-24 1997-08-19 Motorola Magnetic memory and method therefor
US5902690A (en) * 1997-02-25 1999-05-11 Motorola, Inc. Stray magnetic shielding for a non-volatile MRAM
US5831920A (en) * 1997-10-14 1998-11-03 Motorola, Inc. GMR device having a sense amplifier protected by a circuit for dissipating electric charges
JPH11238377A (ja) * 1998-02-24 1999-08-31 Motorola Inc 不揮発性磁気抵抗メモリのための浮遊磁気遮へい
US5940319A (en) * 1998-08-31 1999-08-17 Motorola, Inc. Magnetic random access memory and fabricating method thereof
JP2000090658A (ja) * 1998-09-09 2000-03-31 Sanyo Electric Co Ltd 磁気メモリ素子
US6197456B1 (en) * 1999-01-19 2001-03-06 Lsi Logic Corporation Mask having an arbitrary complex transmission function
US6872993B1 (en) * 1999-05-25 2005-03-29 Micron Technology, Inc. Thin film memory device having local and external magnetic shielding

Also Published As

Publication number Publication date
WO2002005286A1 (en) 2002-01-17
TWI249743B (en) 2006-02-21
JP4982025B2 (ja) 2012-07-25
KR20030009287A (ko) 2003-01-29
KR100806493B1 (ko) 2008-02-21
CN1280831C (zh) 2006-10-18
JP2004503102A (ja) 2004-01-29
CN1388972A (zh) 2003-01-01
EP1297533A1 (de) 2003-04-02
EP1297533B1 (de) 2008-08-27
US6661071B2 (en) 2003-12-09
DE60135551D1 (de) 2008-10-09
US20020008988A1 (en) 2002-01-24

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties