FR2209156A1 - - Google Patents
Info
- Publication number
- FR2209156A1 FR2209156A1 FR7338737A FR7338737A FR2209156A1 FR 2209156 A1 FR2209156 A1 FR 2209156A1 FR 7338737 A FR7338737 A FR 7338737A FR 7338737 A FR7338737 A FR 7338737A FR 2209156 A1 FR2209156 A1 FR 2209156A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- 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
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- 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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/722—Protective coatings, e.g. anti-static or antifriction containing an anticorrosive material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/09—Magnetoresistive devices
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- 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
- G11C19/0866—Detecting magnetic domains
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
- H01C1/034—Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being formed as coating or mould without outer sheath
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
- H01C10/103—Adjustable resistors adjustable by mechanical pressure or force by using means responding to magnetic or electric fields, e.g. by addition of magnetisable or piezoelectric particles to the resistive material, or by an electromagnetic actuator
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- 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
- H01F41/32—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 conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetic Heads (AREA)
- Measuring Magnetic Variables (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31101472A | 1972-11-30 | 1972-11-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2209156A1 true FR2209156A1 (en, 2012) | 1974-06-28 |
FR2209156B1 FR2209156B1 (en, 2012) | 1976-06-18 |
Family
ID=23205012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7338737A Expired FR2209156B1 (en, 2012) | 1972-11-30 | 1973-10-23 |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS4984631A (en, 2012) |
BE (1) | BE808069A (en, 2012) |
CA (1) | CA960360A (en, 2012) |
CH (1) | CH567785A5 (en, 2012) |
DE (1) | DE2358875A1 (en, 2012) |
ES (1) | ES420964A1 (en, 2012) |
FR (1) | FR2209156B1 (en, 2012) |
GB (1) | GB1391150A (en, 2012) |
IT (1) | IT993903B (en, 2012) |
NL (1) | NL7316183A (en, 2012) |
SE (1) | SE392486B (en, 2012) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2386098A1 (fr) * | 1977-03-31 | 1978-10-27 | Ibm | Tete magnetique a films minces resistant a la corrosion et son procede de fabrication |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56169171U (en, 2012) * | 1980-05-20 | 1981-12-14 | ||
JPS56165922A (en) * | 1980-05-23 | 1981-12-19 | Matsushita Electric Ind Co Ltd | Production of magnetic head |
EP0060632B1 (en) * | 1981-03-17 | 1985-09-25 | The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and | Thin film magneto-resistive sensors and methods for their manufacture |
JPS5968811A (ja) * | 1982-10-10 | 1984-04-18 | Tdk Corp | Mrヘッドの製造方法 |
JP2661068B2 (ja) * | 1987-10-29 | 1997-10-08 | ソニー株式会社 | 磁気抵抗効果型磁気ヘッド |
GB9126207D0 (en) * | 1991-12-10 | 1992-02-12 | Nat Res Dev | Magnetostrictive material |
-
1973
- 1973-09-18 IT IT29055/73A patent/IT993903B/it active
- 1973-10-12 GB GB4770973A patent/GB1391150A/en not_active Expired
- 1973-10-23 FR FR7338737A patent/FR2209156B1/fr not_active Expired
- 1973-10-26 CA CA184,355A patent/CA960360A/en not_active Expired
- 1973-10-26 JP JP48120047A patent/JPS4984631A/ja active Pending
- 1973-11-13 SE SE7315370A patent/SE392486B/xx unknown
- 1973-11-27 DE DE2358875A patent/DE2358875A1/de active Pending
- 1973-11-27 NL NL7316183A patent/NL7316183A/xx not_active Application Discontinuation
- 1973-11-27 CH CH1662273A patent/CH567785A5/xx not_active IP Right Cessation
- 1973-11-29 ES ES420964A patent/ES420964A1/es not_active Expired
- 1973-11-30 BE BE138392A patent/BE808069A/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2386098A1 (fr) * | 1977-03-31 | 1978-10-27 | Ibm | Tete magnetique a films minces resistant a la corrosion et son procede de fabrication |
Also Published As
Publication number | Publication date |
---|---|
JPS4984631A (en, 2012) | 1974-08-14 |
IT993903B (it) | 1975-09-30 |
CH567785A5 (en, 2012) | 1975-10-15 |
GB1391150A (en) | 1975-04-16 |
CA960360A (en) | 1974-12-31 |
DE2358875A1 (de) | 1974-06-27 |
BE808069A (fr) | 1974-03-15 |
FR2209156B1 (en, 2012) | 1976-06-18 |
NL7316183A (en, 2012) | 1974-06-04 |
SE392486B (sv) | 1977-03-28 |
ES420964A1 (es) | 1976-10-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |