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 fabricacaoInfo
- 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
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)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Magnetic Heads (AREA)
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 (es) |
BR (1) | BR7802417A (es) |
DE (1) | DE2817983A1 (es) |
FR (1) | FR2389968B1 (es) |
GB (1) | GB1575498A (es) |
Families Citing this family (5)
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)
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 (es) * | 1972-07-14 | 1979-08-27 | ||
JPS4935898A (es) * | 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 |
-
1977
- 1977-12-22 FR FR7738899A patent/FR2389968B1/fr not_active Expired
-
1978
- 1978-04-04 GB GB1306178A patent/GB1575498A/en not_active Expired
- 1978-04-18 BR BR7802417A patent/BR7802417A/pt unknown
- 1978-04-18 JP JP4620478A patent/JPS53135500A/ja active Pending
- 1978-04-24 DE DE19782817983 patent/DE2817983A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
DE2817983A1 (de) | 1978-11-09 |
FR2389968B1 (es) | 1983-02-04 |
FR2389968A1 (es) | 1978-12-01 |
GB1575498A (en) | 1980-09-24 |
JPS53135500A (en) | 1978-11-27 |
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