BR7802417A - Estrutura magnetica em camadas de campo obliquo para dispositivos de memoria de ampola magnetica e respectivo processo de fabricacao - Google Patents

Estrutura magnetica em camadas de campo obliquo para dispositivos de memoria de ampola magnetica e respectivo processo de fabricacao

Info

Publication number
BR7802417A
BR7802417A BR7802417A BR7802417A BR7802417A BR 7802417 A BR7802417 A BR 7802417A BR 7802417 A BR7802417 A BR 7802417A BR 7802417 A BR7802417 A BR 7802417A BR 7802417 A BR7802417 A BR 7802417A
Authority
BR
Brazil
Prior art keywords
magnetic
manufacturing process
memory devices
light memory
field layers
Prior art date
Application number
BR7802417A
Other languages
English (en)
Portuguese (pt)
Inventor
L Chow
J Unger
S Schwartz
Original Assignee
Burroughs 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 Burroughs Corp filed Critical Burroughs Corp
Publication of BR7802417A publication Critical patent/BR7802417A/pt

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
    • G11C19/085—Generating magnetic fields therefor, e.g. uniform magnetic field for magnetic domain stabilisation
    • 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
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H01F10/20—Ferrites
    • 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
    • H01F10/3222—Exchange coupled hard/soft multilayers, e.g. CoPt/Co or NiFe/CoSm
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Heads (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
BR7802417A 1977-05-02 1978-04-18 Estrutura magnetica em camadas de campo obliquo para dispositivos de memoria de ampola magnetica e respectivo processo de fabricacao BR7802417A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79257777A 1977-05-02 1977-05-02

Publications (1)

Publication Number Publication Date
BR7802417A true BR7802417A (pt) 1979-02-13

Family

ID=25157374

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7802417A BR7802417A (pt) 1977-05-02 1978-04-18 Estrutura magnetica em camadas de campo obliquo para dispositivos de memoria de ampola magnetica e respectivo processo de fabricacao

Country Status (5)

Country Link
JP (1) JPS53135500A (de)
BR (1) BR7802417A (de)
DE (1) DE2817983A1 (de)
FR (1) FR2389968B1 (de)
GB (1) GB1575498A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5867006A (ja) * 1981-10-19 1983-04-21 Yoshifumi Sakurai 積層垂直磁化膜
GB8318111D0 (en) * 1983-07-04 1983-08-03 Secr Defence Magnetic assemblies
DE3634198A1 (de) * 1986-10-08 1988-04-21 Peters W Maschf Querschneider
DE10217027A1 (de) * 2002-04-12 2003-10-30 Valeo Schalter & Sensoren Gmbh Winkelmesssensor
DE102006008122B4 (de) * 2006-02-20 2008-05-08 Barlog Plastics Gmbh Magnetkörper und Verfahren zu dessen Herstellung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3024392A (en) * 1954-08-27 1962-03-06 Baermann Max Process for the manufacture of plastic bound permanent magnets
DE2231591C3 (de) * 1972-06-28 1979-08-09 Max 5060 Bergisch Gladbach Baermann Ringscheibenförmiger Dauermagnet für ein magnetisches Lager, vorzugsweise für Elektrizitätszähler, und daraus aufgebautes dauermagnetisches Lager
JPS5425309B2 (de) * 1972-07-14 1979-08-27
JPS4935898A (de) * 1972-08-03 1974-04-03
US3931618A (en) * 1973-11-14 1976-01-06 Hewlett-Packard Company Housing structure and magnetic biasing for bubble memories
CA1054837A (en) * 1973-12-12 1979-05-22 Xerox Corporation Spherical, void-free particle formation in spray-dried ferrites
US3927397A (en) * 1974-05-02 1975-12-16 Honeywell Inf Systems Bias field apparatus for magnetic domain memory device

Also Published As

Publication number Publication date
FR2389968B1 (de) 1983-02-04
FR2389968A1 (de) 1978-12-01
DE2817983A1 (de) 1978-11-09
GB1575498A (en) 1980-09-24
JPS53135500A (en) 1978-11-27

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