AU2001243631A1 - Quantum magnetic memory - Google Patents

Quantum magnetic memory

Info

Publication number
AU2001243631A1
AU2001243631A1 AU2001243631A AU4363101A AU2001243631A1 AU 2001243631 A1 AU2001243631 A1 AU 2001243631A1 AU 2001243631 A AU2001243631 A AU 2001243631A AU 4363101 A AU4363101 A AU 4363101A AU 2001243631 A1 AU2001243631 A1 AU 2001243631A1
Authority
AU
Australia
Prior art keywords
magnetic memory
quantum magnetic
quantum
memory
magnetic
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.)
Abandoned
Application number
AU2001243631A
Inventor
Michael A. Brown Jr.
Eric C. Hannah
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.)
Intel Corp
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of AU2001243631A1 publication Critical patent/AU2001243631A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/10—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using electron beam; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/11—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam, e.g. of electrons or X-rays other than a beam of light or a magnetic field for recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/115—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam,e.g. of electrons or X-rays other than a beam of light for reproducing
    • 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B2005/0002—Special dispositions or recording techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Hall/Mr Elements (AREA)
AU2001243631A 2000-03-30 2001-03-13 Quantum magnetic memory Abandoned AU2001243631A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09539722 2000-03-30
US09/539,722 US6388912B1 (en) 2000-03-30 2000-03-30 Quantum magnetic memory
PCT/US2001/008080 WO2001075894A2 (en) 2000-03-30 2001-03-13 Quantum magnetic memory

Publications (1)

Publication Number Publication Date
AU2001243631A1 true AU2001243631A1 (en) 2001-10-15

Family

ID=24152382

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001243631A Abandoned AU2001243631A1 (en) 2000-03-30 2001-03-13 Quantum magnetic memory

Country Status (6)

Country Link
US (1) US6388912B1 (en)
KR (1) KR100510757B1 (en)
CN (1) CN1251178C (en)
AU (1) AU2001243631A1 (en)
DE (1) DE10196004T1 (en)
WO (1) WO2001075894A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6741494B2 (en) * 1995-04-21 2004-05-25 Mark B. Johnson Magnetoelectronic memory element with inductively coupled write wires
US6639832B2 (en) * 2001-08-08 2003-10-28 Intel Corporation Quantum magnetic memory
AU2003265062A1 (en) * 2002-10-03 2004-04-23 Koninklijke Philips Electronics N.V. Programmable magnetic memory device
JP4317503B2 (en) * 2004-08-25 2009-08-19 株式会社日立製作所 Magnetization information recording method and magnetic recording / reproducing apparatus
US7746689B2 (en) * 2005-11-30 2010-06-29 Intel Corporation Molecular quantum memory
JP5001661B2 (en) * 2006-03-13 2012-08-15 株式会社クレステック Electron beam recorder
WO2007136243A1 (en) * 2006-05-24 2007-11-29 Stichting Katholieke Universiteit, More Particulary The Radboud University Nijmegen Medical Centre Magneto-optical switching device and method for switching a magnetizable medium
KR101527868B1 (en) 2011-04-07 2015-06-10 삼성전자주식회사 Information storage device including optical element
AT518687B1 (en) * 2016-02-15 2019-03-15 Univ Wien Tech Method for determining the spin state of spin-transition compounds

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5446687A (en) 1994-01-31 1995-08-29 Terastore, Inc. Data storage medium for storing data as a polarization of a data magnetic field and method and apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom
US5546337A (en) 1994-01-31 1996-08-13 Terastore, Inc. Method and apparatus for storing data using spin-polarized electrons
US5654566A (en) * 1995-04-21 1997-08-05 Johnson; Mark B. Magnetic spin injected field effect transistor and method of operation
JPH10208320A (en) * 1997-01-21 1998-08-07 Toyota Central Res & Dev Lab Inc Storage device
US6034887A (en) * 1998-08-05 2000-03-07 International Business Machines Corporation Non-volatile magnetic memory cell and devices
US6061265A (en) * 1998-12-23 2000-05-09 Intel Corporation Quantum magnetic memory

Also Published As

Publication number Publication date
KR20030012859A (en) 2003-02-12
WO2001075894A2 (en) 2001-10-11
KR100510757B1 (en) 2005-08-26
CN1251178C (en) 2006-04-12
US6388912B1 (en) 2002-05-14
CN1432178A (en) 2003-07-23
WO2001075894A3 (en) 2002-04-18
DE10196004T1 (en) 2003-03-13

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