BE829374A - Tete magnetique munie d'un element sensible aux variations d'intensite de champ magnetique, et procede pour la fabrication d'une telle tete - Google Patents
Tete magnetique munie d'un element sensible aux variations d'intensite de champ magnetique, et procede pour la fabrication d'une telle teteInfo
- Publication number
- BE829374A BE829374A BE156609A BE156609A BE829374A BE 829374 A BE829374 A BE 829374A BE 156609 A BE156609 A BE 156609A BE 156609 A BE156609 A BE 156609A BE 829374 A BE829374 A BE 829374A
- Authority
- BE
- Belgium
- Prior art keywords
- head
- variations
- manufacturing
- magnetic
- field intensity
- Prior art date
Links
Classifications
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/332—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using thin films
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/3116—Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7406962A NL7406962A (nl) | 1974-05-24 | 1974-05-24 | Magneetkop welke gebruik maakt van een mag- neetveldgevoelig element en werkwijze voor het vervaardigen daarvan. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE829374A true BE829374A (fr) | 1975-11-24 |
Family
ID=19821421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE156609A BE829374A (fr) | 1974-05-24 | 1975-05-22 | Tete magnetique munie d'un element sensible aux variations d'intensite de champ magnetique, et procede pour la fabrication d'une telle tete |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS51319A (it) |
| BE (1) | BE829374A (it) |
| CA (1) | CA1047161A (it) |
| DE (1) | DE2522861C3 (it) |
| FR (1) | FR2272460B1 (it) |
| GB (1) | GB1497575A (it) |
| IT (1) | IT1038346B (it) |
| NL (1) | NL7406962A (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2003647B (en) * | 1977-09-02 | 1982-05-06 | Magnex Corp | Thin film magnetic recording heads |
| DE3204184A1 (de) * | 1982-02-06 | 1983-08-11 | Robert Bosch Gmbh, 7000 Stuttgart | Duennschicht-mehrspur-magnetkopf hoher spurdichte |
| NL8201846A (nl) * | 1982-05-06 | 1983-12-01 | Philips Nv | Sensor met een magneetveldgevoelig element en werkwijze voor het vervaardigen daarvan. |
| JPH0626008B2 (ja) * | 1984-11-16 | 1994-04-06 | 三洋電機株式会社 | 磁気抵抗効果型磁気ヘツド |
| US4853815A (en) * | 1984-12-21 | 1989-08-01 | Siemens Aktiengesellschaft | Magnetic thin-film head on a nonmagnetic substrate for vertical mangetization |
| FR2671220B1 (fr) * | 1990-12-27 | 1995-02-17 | Thomson Csf | Procede de fabrication de capteurs magneto-resistifs, et dispositif magnetique realise suivant un tel procede. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5229607B2 (it) * | 1972-01-01 | 1977-08-03 |
-
1974
- 1974-05-24 NL NL7406962A patent/NL7406962A/xx unknown
-
1975
- 1975-05-21 JP JP5980075A patent/JPS51319A/ja active Pending
- 1975-05-21 CA CA227,485A patent/CA1047161A/en not_active Expired
- 1975-05-21 IT IT2360275A patent/IT1038346B/it active
- 1975-05-21 GB GB2180175A patent/GB1497575A/en not_active Expired
- 1975-05-22 BE BE156609A patent/BE829374A/xx unknown
- 1975-05-23 DE DE19752522861 patent/DE2522861C3/de not_active Expired
- 1975-05-23 FR FR7516123A patent/FR2272460B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1038346B (it) | 1979-11-20 |
| GB1497575A (en) | 1978-01-12 |
| NL7406962A (nl) | 1975-11-26 |
| FR2272460B1 (it) | 1978-09-01 |
| DE2522861A1 (de) | 1975-12-04 |
| FR2272460A1 (it) | 1975-12-19 |
| CA1047161A (en) | 1979-01-23 |
| DE2522861C3 (de) | 1978-12-21 |
| DE2522861B2 (de) | 1978-04-27 |
| JPS51319A (en) | 1976-01-06 |
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