JPS58220241A - 磁気抵抗効果型磁気ヘツド - Google Patents

磁気抵抗効果型磁気ヘツド

Info

Publication number
JPS58220241A
JPS58220241A JP10139582A JP10139582A JPS58220241A JP S58220241 A JPS58220241 A JP S58220241A JP 10139582 A JP10139582 A JP 10139582A JP 10139582 A JP10139582 A JP 10139582A JP S58220241 A JPS58220241 A JP S58220241A
Authority
JP
Japan
Prior art keywords
thin film
magnetic
magnetoresistive
magnetic field
soft magnetic
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.)
Granted
Application number
JP10139582A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0375929B2 (enEXAMPLES
Inventor
Takeshi Sawada
武 沢田
Hiroshi Yoneda
弘 米田
Tetsuya Kaneko
哲也 金子
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP10139582A priority Critical patent/JPS58220241A/ja
Publication of JPS58220241A publication Critical patent/JPS58220241A/ja
Publication of JPH0375929B2 publication Critical patent/JPH0375929B2/ja
Granted legal-status Critical Current

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
    • G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
    • G11B5/3929—Disposition of magnetic thin films not used for directly coupling magnetic flux from the track to the MR film or for shielding
    • 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
    • G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
    • G11B5/3929—Disposition of magnetic thin films not used for directly coupling magnetic flux from the track to the MR film or for shielding
    • G11B5/3935—Flux closure films not being part of the track flux guides
    • G11B5/3938—Flux closure films not being part of the track flux guides the flux closure films being used for absorbing or reducing demagnetisating or saturating fields

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP10139582A 1982-06-15 1982-06-15 磁気抵抗効果型磁気ヘツド Granted JPS58220241A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10139582A JPS58220241A (ja) 1982-06-15 1982-06-15 磁気抵抗効果型磁気ヘツド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10139582A JPS58220241A (ja) 1982-06-15 1982-06-15 磁気抵抗効果型磁気ヘツド

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP29234992A Division JPH07114008B2 (ja) 1992-10-30 1992-10-30 磁気抵抗効果型磁気ヘッド

Publications (2)

Publication Number Publication Date
JPS58220241A true JPS58220241A (ja) 1983-12-21
JPH0375929B2 JPH0375929B2 (enEXAMPLES) 1991-12-03

Family

ID=14299547

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10139582A Granted JPS58220241A (ja) 1982-06-15 1982-06-15 磁気抵抗効果型磁気ヘツド

Country Status (1)

Country Link
JP (1) JPS58220241A (enEXAMPLES)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6252711A (ja) * 1985-08-30 1987-03-07 Sony Corp 磁気抵抗効果型磁気ヘツド
JPS62184616A (ja) * 1986-02-10 1987-08-13 Hitachi Ltd 磁気抵抗効果型磁気ヘツド
US4802043A (en) * 1985-03-25 1989-01-31 Hitachi, Ltd. Magneto-resistive head for protecting against output spike noises
US4814919A (en) * 1985-03-01 1989-03-21 Hitachi, Ltd. Soft-film-bias type magnetoresitive device
US4903158A (en) * 1988-07-28 1990-02-20 Eastman Kodak Company MR head with complementary easy axis permanent magnet
US5557491A (en) * 1994-08-18 1996-09-17 International Business Machines Corporation Two terminal single stripe orthogonal MR head having biasing conductor integral with the lead layers

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814919A (en) * 1985-03-01 1989-03-21 Hitachi, Ltd. Soft-film-bias type magnetoresitive device
US4802043A (en) * 1985-03-25 1989-01-31 Hitachi, Ltd. Magneto-resistive head for protecting against output spike noises
JPS6252711A (ja) * 1985-08-30 1987-03-07 Sony Corp 磁気抵抗効果型磁気ヘツド
JPS62184616A (ja) * 1986-02-10 1987-08-13 Hitachi Ltd 磁気抵抗効果型磁気ヘツド
US4903158A (en) * 1988-07-28 1990-02-20 Eastman Kodak Company MR head with complementary easy axis permanent magnet
US5557491A (en) * 1994-08-18 1996-09-17 International Business Machines Corporation Two terminal single stripe orthogonal MR head having biasing conductor integral with the lead layers
US5653013A (en) * 1994-08-18 1997-08-05 International Business Machines Corporation Two terminal single stripe orthogonal MR head

Also Published As

Publication number Publication date
JPH0375929B2 (enEXAMPLES) 1991-12-03

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