IT1038346B - MAGNETIC HEAD USING AN ELEMENT SENSITIVE TO A MAGNETIC FIELD AND MANUFACTURING METHOD OF THE SAME - Google Patents

MAGNETIC HEAD USING AN ELEMENT SENSITIVE TO A MAGNETIC FIELD AND MANUFACTURING METHOD OF THE SAME

Info

Publication number
IT1038346B
IT1038346B IT2360275A IT2360275A IT1038346B IT 1038346 B IT1038346 B IT 1038346B IT 2360275 A IT2360275 A IT 2360275A IT 2360275 A IT2360275 A IT 2360275A IT 1038346 B IT1038346 B IT 1038346B
Authority
IT
Italy
Prior art keywords
manufacturing
same
magnetic field
element sensitive
magnetic head
Prior art date
Application number
IT2360275A
Other languages
Italian (it)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1038346B publication Critical patent/IT1038346B/en

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)
IT2360275A 1974-05-24 1975-05-21 MAGNETIC HEAD USING AN ELEMENT SENSITIVE TO A MAGNETIC FIELD AND MANUFACTURING METHOD OF THE SAME IT1038346B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7406962A NL7406962A (en) 1974-05-24 1974-05-24 MAGNETIC HEAD USING A MAGNETIC FIELD SENSITIVE ELEMENT AND METHOD FOR MANUFACTURING THE SAME.

Publications (1)

Publication Number Publication Date
IT1038346B true IT1038346B (en) 1979-11-20

Family

ID=19821421

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2360275A IT1038346B (en) 1974-05-24 1975-05-21 MAGNETIC HEAD USING AN ELEMENT SENSITIVE TO A MAGNETIC FIELD AND MANUFACTURING METHOD OF THE SAME

Country Status (8)

Country Link
JP (1) JPS51319A (en)
BE (1) BE829374A (en)
CA (1) CA1047161A (en)
DE (1) DE2522861C3 (en)
FR (1) FR2272460B1 (en)
GB (1) GB1497575A (en)
IT (1) IT1038346B (en)
NL (1) NL7406962A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2003647B (en) * 1977-09-02 1982-05-06 Magnex Corp Thin film magnetic recording heads
DE3204184A1 (en) * 1982-02-06 1983-08-11 Robert Bosch Gmbh, 7000 Stuttgart THICK LAYER MULTIPLE TRACK MAGNET HEAD HIGH TRACK DENSITY
NL8201846A (en) * 1982-05-06 1983-12-01 Philips Nv SENSOR WITH A MAGNETIC FIELD SENSITIVE ELEMENT AND METHOD FOR MANUFACTURING THAT.
JPH0626008B2 (en) * 1984-11-16 1994-04-06 三洋電機株式会社 Magnetoresistive magnetic head
EP0185289B1 (en) * 1984-12-21 1988-07-27 Siemens Aktiengesellschaft Thin-film magnetic head on a non-magnetic substrate for perpendicular magnetization
FR2671220B1 (en) * 1990-12-27 1995-02-17 Thomson Csf PROCESS FOR MANUFACTURING MAGNETO-RESISTIVE SENSORS, AND MAGNETIC DEVICE PRODUCED BY SUCH A PROCESS.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5229607B2 (en) * 1972-01-01 1977-08-03

Also Published As

Publication number Publication date
FR2272460B1 (en) 1978-09-01
DE2522861A1 (en) 1975-12-04
NL7406962A (en) 1975-11-26
DE2522861C3 (en) 1978-12-21
FR2272460A1 (en) 1975-12-19
JPS51319A (en) 1976-01-06
GB1497575A (en) 1978-01-12
CA1047161A (en) 1979-01-23
DE2522861B2 (en) 1978-04-27
BE829374A (en) 1975-11-24

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