DE1499681A1 - Magnetische Speichereinrichtung - Google Patents
Magnetische SpeichereinrichtungInfo
- Publication number
- DE1499681A1 DE1499681A1 DE19661499681 DE1499681A DE1499681A1 DE 1499681 A1 DE1499681 A1 DE 1499681A1 DE 19661499681 DE19661499681 DE 19661499681 DE 1499681 A DE1499681 A DE 1499681A DE 1499681 A1 DE1499681 A1 DE 1499681A1
- Authority
- DE
- Germany
- Prior art keywords
- layer
- magnetic
- conductors
- storage device
- magnetic material
- 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.)
- Pending
Links
- 238000003860 storage Methods 0.000 title claims description 33
- 239000004020 conductor Substances 0.000 claims description 78
- 229920002120 photoresistant polymer Polymers 0.000 claims description 28
- 239000000696 magnetic material Substances 0.000 claims description 19
- 230000035699 permeability Effects 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 7
- 239000010410 layer Substances 0.000 claims 20
- 239000002344 surface layer Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 27
- 229910052802 copper Inorganic materials 0.000 description 24
- 239000010949 copper Substances 0.000 description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 23
- 239000004922 lacquer Substances 0.000 description 16
- 229910000859 α-Fe Inorganic materials 0.000 description 13
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 10
- 230000015654 memory Effects 0.000 description 9
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000009413 insulation Methods 0.000 description 7
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 5
- 230000006698 induction Effects 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 4
- 230000001066 destructive effect Effects 0.000 description 4
- 238000007772 electroless plating Methods 0.000 description 4
- 229910001004 magnetic alloy Inorganic materials 0.000 description 4
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 4
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910001035 Soft ferrite Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- RSJOBNMOMQFPKQ-UHFFFAOYSA-L copper;2,3-dihydroxybutanedioate Chemical compound [Cu+2].[O-]C(=O)C(O)C(O)C([O-])=O RSJOBNMOMQFPKQ-UHFFFAOYSA-L 0.000 description 1
- QTBSBXVTEAMEQO-DYCDLGHISA-N deuterio acetate Chemical compound [2H]OC(C)=O QTBSBXVTEAMEQO-DYCDLGHISA-N 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000001472 potassium tartrate Substances 0.000 description 1
- 229940111695 potassium tartrate Drugs 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/48—Coating with alloys
- C23C18/50—Coating with alloys with alloys based on iron, cobalt or nickel
-
- 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
- H01F10/06—Thin magnetic films, e.g. of one-domain structure characterised by the coupling or physical contact with connecting or interacting conductors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Thin Magnetic Films (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1567865 | 1965-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1499681A1 true DE1499681A1 (de) | 1969-10-30 |
Family
ID=10063454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661499681 Pending DE1499681A1 (de) | 1965-04-13 | 1966-04-06 | Magnetische Speichereinrichtung |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE679415A (enrdf_load_html_response) |
| DE (1) | DE1499681A1 (enrdf_load_html_response) |
| GB (1) | GB1143775A (enrdf_load_html_response) |
| NL (1) | NL6604884A (enrdf_load_html_response) |
-
0
- GB GB1143775D patent/GB1143775A/en active Active
-
1966
- 1966-04-06 DE DE19661499681 patent/DE1499681A1/de active Pending
- 1966-04-12 NL NL6604884A patent/NL6604884A/xx unknown
- 1966-04-13 BE BE679415D patent/BE679415A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1143775A (enrdf_load_html_response) | |
| BE679415A (enrdf_load_html_response) | 1966-10-13 |
| NL6604884A (enrdf_load_html_response) | 1966-10-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE60014377T2 (de) | Integrierte schaltung und ihre herstellung, und auf einem informationsträger montierte integrierte schaltung | |
| DE60201036T2 (de) | Verfahren zum Herstellen von Verkleidungsschicht auf einem Top-leiter | |
| DE2422927C2 (de) | Integrierte Anordnung magnetischer Wiedergabeelemente | |
| DE3225780A1 (de) | Verfahren zum praezisen ausrichten der polspitzen eines duennfilm-magnetkopfes | |
| DE2857725A1 (de) | Verfahren zur herstellung einer duennfilmspule | |
| DE69627562T2 (de) | Dünnfilmmagnetkernwicklung | |
| DE2835577C2 (de) | Verfahren zur Herstellung eines Dünnfilmmagnetkopfes und Dünnfilmmagnetkopf | |
| DE1040140B (de) | Herstellungsverfahren fuer Magnetkernanordnungen | |
| DE1621091B2 (de) | Laminierte magnetschicht und verfahren zu ihrer herstellung | |
| DE1125971B (de) | Verfahren zum Herstellen eines Magnetkern-Matrixspeichers | |
| DE1284533B (de) | Magnetischer Aufzeichnungstraeger mit zwei uebereinander angeordneten duennen magnetischen Schichten und Verfahren zu seiner Herstellung | |
| DE1499819C3 (de) | Verfahren zur Herstellung einer Mehrfach-Magnetkopfeinheit und danach hergestellte Mehrfach-Magnetkopfeinheit | |
| DE1499681A1 (de) | Magnetische Speichereinrichtung | |
| DE2846179A1 (de) | Tonabnehmer mit bewegter spule | |
| DE2018116C3 (de) | Verfahren zur Herstellung einer magnetischen Speicherstreifenanordnung | |
| DE1236007B (de) | Verfahren zur Herstellung stabfoermiger Magnetkoepfe und danach hergestellter Magnetkopf | |
| DE2329488C3 (de) | Magnetischer Fühler mit einem parametrisch erregten zweiten harmonischen Oszillator | |
| DE2512115C3 (de) | Verfahren zur Herstellung mikroskopisch kleiner Metall- und Metallegierungs-Strukturen für einen Zylinderdomänenspeicher | |
| DE1158111B (de) | Magnetische Speichereinrichtung | |
| DE2114930A1 (de) | Magnetkopf | |
| DE1515910A1 (de) | Verfahren zum Herstellen von elektrischen Leitungsfuehrungen extrem geringer Abmessungen,insbesondere fuer mikominiaturisierte Schaltungen | |
| DE2026766C3 (enrdf_load_html_response) | ||
| DE2556686A1 (de) | Verfahren zum verbinden wenigstens zweier elektrischer leiter | |
| DE1295009B (de) | Magnetring-Speicher und Verfahren zu seiner Herstellung | |
| DE1549052C (de) | Aus dünnen magnetischen Schichten bestehendes Speicherelement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 |