DE60207006D1 - Magneto-resistiver Film und Speicher mit diesem Film - Google Patents

Magneto-resistiver Film und Speicher mit diesem Film

Info

Publication number
DE60207006D1
DE60207006D1 DE60207006T DE60207006T DE60207006D1 DE 60207006 D1 DE60207006 D1 DE 60207006D1 DE 60207006 T DE60207006 T DE 60207006T DE 60207006 T DE60207006 T DE 60207006T DE 60207006 D1 DE60207006 D1 DE 60207006D1
Authority
DE
Germany
Prior art keywords
film
magneto
memory
resistive
resistive film
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
Application number
DE60207006T
Other languages
English (en)
Other versions
DE60207006T2 (de
Inventor
Takashi Ikeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE60207006D1 publication Critical patent/DE60207006D1/de
Application granted granted Critical
Publication of DE60207006T2 publication Critical patent/DE60207006T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
    • H01F10/3227—Exchange coupling via one or more magnetisable ultrathin or granular films
    • H01F10/3231—Exchange coupling via one or more magnetisable ultrathin or granular films via a non-magnetic spacer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
    • H01F10/324—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer
    • H01F10/3286—Spin-exchange coupled multilayers having at least one layer with perpendicular magnetic anisotropy
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Hall/Mr Elements (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Semiconductor Memories (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Heads (AREA)
DE60207006T 2001-06-07 2002-06-06 Magneto-resistiver Film und Speicher mit diesem Film Expired - Lifetime DE60207006T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001172567 2001-06-07
JP2001172567A JP2002368306A (ja) 2001-06-07 2001-06-07 磁気抵抗効果膜およびそれを用いたメモリ

Publications (2)

Publication Number Publication Date
DE60207006D1 true DE60207006D1 (de) 2005-12-08
DE60207006T2 DE60207006T2 (de) 2006-07-13

Family

ID=19014170

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60207006T Expired - Lifetime DE60207006T2 (de) 2001-06-07 2002-06-06 Magneto-resistiver Film und Speicher mit diesem Film

Country Status (7)

Country Link
US (1) US6661703B1 (de)
EP (1) EP1265249B1 (de)
JP (1) JP2002368306A (de)
KR (1) KR100446888B1 (de)
CN (1) CN1221044C (de)
DE (1) DE60207006T2 (de)
TW (1) TW578169B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3592282B2 (ja) * 2001-10-01 2004-11-24 キヤノン株式会社 磁気抵抗効果膜、およびそれを用いたメモリ
US7189583B2 (en) * 2003-07-02 2007-03-13 Micron Technology, Inc. Method for production of MRAM elements
US7002194B2 (en) * 2003-07-18 2006-02-21 International Business Machines Corporation Via AP switching
JP4150047B2 (ja) * 2006-06-28 2008-09-17 株式会社東芝 磁気記憶装置
US20080173975A1 (en) * 2007-01-22 2008-07-24 International Business Machines Corporation Programmable resistor, switch or vertical memory cell
JP5201885B2 (ja) * 2007-06-19 2013-06-05 キヤノン株式会社 磁性物質の検出装置及び検出方法
US7859025B2 (en) * 2007-12-06 2010-12-28 International Business Machines Corporation Metal ion transistor
US20100128519A1 (en) * 2008-11-25 2010-05-27 Seagate Technology Llc Non volatile memory having increased sensing margin

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5585198A (en) * 1993-10-20 1996-12-17 Sanyo Electric Co., Ltd. Magnetorsistance effect element
US5818323A (en) * 1994-09-09 1998-10-06 Sanyo Electric Co., Ltd. Magnetoresistive device
US5909345A (en) * 1996-02-22 1999-06-01 Matsushita Electric Industrial Co., Ltd. Magnetoresistive device and magnetoresistive head
US6064552A (en) * 1997-03-18 2000-05-16 Kabushiki Kaisha Toshiba Magnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrode
JP3679593B2 (ja) 1998-01-28 2005-08-03 キヤノン株式会社 磁性薄膜素子および磁性薄膜メモリ素子およびその記録再生方法
EP0959475A3 (de) * 1998-05-18 2000-11-08 Canon Kabushiki Kaisha Magnetischer Dünnfilmspeicher sowie Schreibe- und Leseverfahren und Anordnung unter Verwendung solchen Speichers

Also Published As

Publication number Publication date
CN1221044C (zh) 2005-09-28
DE60207006T2 (de) 2006-07-13
US6661703B1 (en) 2003-12-09
EP1265249B1 (de) 2005-11-02
KR20030011228A (ko) 2003-02-07
TW578169B (en) 2004-03-01
KR100446888B1 (ko) 2004-09-04
JP2002368306A (ja) 2002-12-20
EP1265249A3 (de) 2004-10-06
EP1265249A2 (de) 2002-12-11
CN1391294A (zh) 2003-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition