ES420964A1 - Perfeccionamientos introducidos en elementos magnetosensi- bles previstos, por ejemplo, para cabezas exploradoras en memorias de informacion magneticas. - Google Patents

Perfeccionamientos introducidos en elementos magnetosensi- bles previstos, por ejemplo, para cabezas exploradoras en memorias de informacion magneticas.

Info

Publication number
ES420964A1
ES420964A1 ES420964A ES420964A ES420964A1 ES 420964 A1 ES420964 A1 ES 420964A1 ES 420964 A ES420964 A ES 420964A ES 420964 A ES420964 A ES 420964A ES 420964 A1 ES420964 A1 ES 420964A1
Authority
ES
Spain
Prior art keywords
sensing device
data sensing
metallic layer
translation
oxidation
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.)
Expired
Application number
ES420964A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of ES420964A1 publication Critical patent/ES420964A1/es
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/33Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39Structure 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
    • G11B5/3903Structure 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/72Protective coatings, e.g. anti-static or antifriction
    • G11B5/722Protective coatings, e.g. anti-static or antifriction containing an anticorrosive material
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/02Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09Magnetoresistive devices
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C19/00Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0866Detecting magnetic domains
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C1/00Details
    • H01C1/02Housing; Enclosing; Embedding; Filling the housing or enclosure
    • H01C1/034Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being formed as coating or mould without outer sheath
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C10/00Adjustable resistors
    • H01C10/10Adjustable resistors adjustable by mechanical pressure or force
    • H01C10/103Adjustable 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/32Apparatus 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
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N50/00Galvanomagnetic devices
    • H10N50/10Magnetoresistive 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)
  • Measuring Magnetic Variables (AREA)
  • Magnetic Heads (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
ES420964A 1972-11-30 1973-11-29 Perfeccionamientos introducidos en elementos magnetosensi- bles previstos, por ejemplo, para cabezas exploradoras en memorias de informacion magneticas. Expired ES420964A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31101472A 1972-11-30 1972-11-30

Publications (1)

Publication Number Publication Date
ES420964A1 true ES420964A1 (es) 1976-10-01

Family

ID=23205012

Family Applications (1)

Application Number Title Priority Date Filing Date
ES420964A Expired ES420964A1 (es) 1972-11-30 1973-11-29 Perfeccionamientos introducidos en elementos magnetosensi- bles previstos, por ejemplo, para cabezas exploradoras en memorias de informacion magneticas.

Country Status (11)

Country Link
JP (1) JPS4984631A (enrdf_load_stackoverflow)
BE (1) BE808069A (enrdf_load_stackoverflow)
CA (1) CA960360A (enrdf_load_stackoverflow)
CH (1) CH567785A5 (enrdf_load_stackoverflow)
DE (1) DE2358875A1 (enrdf_load_stackoverflow)
ES (1) ES420964A1 (enrdf_load_stackoverflow)
FR (1) FR2209156B1 (enrdf_load_stackoverflow)
GB (1) GB1391150A (enrdf_load_stackoverflow)
IT (1) IT993903B (enrdf_load_stackoverflow)
NL (1) NL7316183A (enrdf_load_stackoverflow)
SE (1) SE392486B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130847A (en) * 1977-03-31 1978-12-19 International Business Machines Corporation Corrosion resistant thin film head assembly and method for making
JPS56169171U (enrdf_load_stackoverflow) * 1980-05-20 1981-12-14
JPS56165922A (en) * 1980-05-23 1981-12-19 Matsushita Electric Ind Co Ltd Production of magnetic head
DE3266466D1 (en) * 1981-03-17 1985-10-31 Secr Defence Brit 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

Also Published As

Publication number Publication date
FR2209156B1 (enrdf_load_stackoverflow) 1976-06-18
CA960360A (en) 1974-12-31
BE808069A (fr) 1974-03-15
DE2358875A1 (de) 1974-06-27
SE392486B (sv) 1977-03-28
IT993903B (it) 1975-09-30
FR2209156A1 (enrdf_load_stackoverflow) 1974-06-28
CH567785A5 (enrdf_load_stackoverflow) 1975-10-15
JPS4984631A (enrdf_load_stackoverflow) 1974-08-14
GB1391150A (en) 1975-04-16
NL7316183A (enrdf_load_stackoverflow) 1974-06-04

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