DE112011101243A5 - Method and device for manipulating domain information stored in a magnetic medium - Google Patents

Method and device for manipulating domain information stored in a magnetic medium Download PDF

Info

Publication number
DE112011101243A5
DE112011101243A5 DE112011101243T DE112011101243T DE112011101243A5 DE 112011101243 A5 DE112011101243 A5 DE 112011101243A5 DE 112011101243 T DE112011101243 T DE 112011101243T DE 112011101243 T DE112011101243 T DE 112011101243T DE 112011101243 A5 DE112011101243 A5 DE 112011101243A5
Authority
DE
Germany
Prior art keywords
information stored
magnetic medium
domain information
manipulating
manipulating domain
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.)
Granted
Application number
DE112011101243T
Other languages
German (de)
Other versions
DE112011101243B4 (en
Inventor
Rudolf Schäfer
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.)
Leibniz Institut fuer Festkorper und Werkstofforschung Dresden eV
Original Assignee
Leibniz Institut fuer Festkorper und Werkstofforschung Dresden eV
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 Leibniz Institut fuer Festkorper und Werkstofforschung Dresden eV filed Critical Leibniz Institut fuer Festkorper und Werkstofforschung Dresden eV
Publication of DE112011101243A5 publication Critical patent/DE112011101243A5/en
Application granted granted Critical
Publication of DE112011101243B4 publication Critical patent/DE112011101243B4/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
    • G11C19/0841—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using electric current
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/10—Plotting field distribution ; Measuring field distribution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1284—Spin resolved measurements; Influencing spins during measurements, e.g. in spintronics devices
    • 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
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
    • 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
    • G11B11/105—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 of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G11B11/10534—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording
    • G11B11/10539—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording using electromagnetic beams, e.g. polarised light
    • 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

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE112011101243.8T 2010-04-09 2011-03-25 Method and device for manipulating domain information stored in a magnetic medium Expired - Fee Related DE112011101243B4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102010003811A DE102010003811A1 (en) 2010-04-09 2010-04-09 Method and device for manipulating domain information stored in a magnetic medium
DE102010003811.3 2010-04-09
PCT/EP2011/054587 WO2011124479A1 (en) 2010-04-09 2011-03-25 Method and arrangement for manipulating domain information stored in a magnetic medium

Publications (2)

Publication Number Publication Date
DE112011101243A5 true DE112011101243A5 (en) 2013-05-02
DE112011101243B4 DE112011101243B4 (en) 2016-08-11

Family

ID=44063969

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102010003811A Ceased DE102010003811A1 (en) 2010-04-09 2010-04-09 Method and device for manipulating domain information stored in a magnetic medium
DE112011101243.8T Expired - Fee Related DE112011101243B4 (en) 2010-04-09 2011-03-25 Method and device for manipulating domain information stored in a magnetic medium

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102010003811A Ceased DE102010003811A1 (en) 2010-04-09 2010-04-09 Method and device for manipulating domain information stored in a magnetic medium

Country Status (2)

Country Link
DE (2) DE102010003811A1 (en)
WO (1) WO2011124479A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113900411B (en) * 2021-09-27 2024-06-07 泉州装备制造研究所 Three-dimensional magnetic programming device and method based on laser

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3542279A1 (en) * 1984-11-30 1986-06-05 Canon K.K., Tokio/Tokyo Recording and/or reproducing method for Bloch-line memories
US6970379B2 (en) 2003-10-14 2005-11-29 International Business Machines Corporation System and method for storing data in an unpatterned, continuous magnetic layer
ATE478419T1 (en) 2006-05-24 2010-09-15 Stichting Katholieke Univ MAGNETOOPTIC SWITCHING ARRANGEMENT AND METHOD FOR SWITCHING A MAGNETIZABLE MEDIUM
JP5229869B2 (en) * 2008-01-09 2013-07-03 独立行政法人産業技術総合研究所 Nonvolatile optical memory device and method of operating the same

Also Published As

Publication number Publication date
DE112011101243B4 (en) 2016-08-11
WO2011124479A1 (en) 2011-10-13
DE102010003811A1 (en) 2011-10-13

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee