DE2635753C2 - Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren Schicht - Google Patents

Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren Schicht

Info

Publication number
DE2635753C2
DE2635753C2 DE19762635753 DE2635753A DE2635753C2 DE 2635753 C2 DE2635753 C2 DE 2635753C2 DE 19762635753 DE19762635753 DE 19762635753 DE 2635753 A DE2635753 A DE 2635753A DE 2635753 C2 DE2635753 C2 DE 2635753C2
Authority
DE
Germany
Prior art keywords
bubble
drivers
memory
quadrant
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.)
Expired
Application number
DE19762635753
Other languages
German (de)
English (en)
Other versions
DE2635753A1 (de
Inventor
Marlin Marshall Cologne Hanson
Frederick George Eagn Hewitt
Alan David Minneapolis Minn. Kaske
Ernest James St. Paul Torok
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.)
Unisys Corp
Original Assignee
Sperry 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
Priority claimed from US05/603,891 external-priority patent/US4040039A/en
Application filed by Sperry Corp filed Critical Sperry Corp
Publication of DE2635753A1 publication Critical patent/DE2635753A1/de
Application granted granted Critical
Publication of DE2635753C2 publication Critical patent/DE2635753C2/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11C13/042—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 information stored in the form of interference pattern
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
DE19762635753 1975-08-11 1976-08-09 Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren Schicht Expired DE2635753C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60384075A 1975-08-11 1975-08-11
US05/603,891 US4040039A (en) 1975-08-11 1975-08-11 Single wall domain latrix for optical data processing system

Publications (2)

Publication Number Publication Date
DE2635753A1 DE2635753A1 (de) 1977-02-17
DE2635753C2 true DE2635753C2 (de) 1982-10-21

Family

ID=27084535

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762635753 Expired DE2635753C2 (de) 1975-08-11 1976-08-09 Magneto-optischer Speicher für binäre Informationen durch Verschieben von Blasendomänen in einer ebenen, magnetisierbaren Schicht

Country Status (5)

Country Link
JP (1) JPS5222440A (enExample)
DE (1) DE2635753C2 (enExample)
FR (1) FR2321171A1 (enExample)
GB (1) GB1559112A (enExample)
IT (1) IT1123608B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012724A (en) * 1975-11-28 1977-03-15 Sperry Rand Corporation Method of improving the operation of a single wall domain memory system
US4011550A (en) * 1975-11-28 1977-03-08 Sperry Rand Corporation Method of improving the operation of a single wall domain memory system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513452A (en) * 1967-10-12 1970-05-19 Bell Telephone Labor Inc Single domain wall propagation in magnetic sheets
US3651498A (en) * 1970-03-02 1972-03-21 Ibm Holographic storage and retrieval system
BE791239A (fr) * 1971-11-12 1973-05-10 Philips Nv Memoire magnetique
US3831156A (en) * 1971-12-06 1974-08-20 Hughes Aircraft Co Biasing apparatus for magnetic domain stores

Also Published As

Publication number Publication date
GB1559112A (en) 1980-01-16
IT1123608B (it) 1986-04-30
FR2321171B1 (enExample) 1982-07-09
DE2635753A1 (de) 1977-02-17
FR2321171A1 (fr) 1977-03-11
JPS5222440A (en) 1977-02-19

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