JPH0542730B2 - - Google Patents

Info

Publication number
JPH0542730B2
JPH0542730B2 JP20930384A JP20930384A JPH0542730B2 JP H0542730 B2 JPH0542730 B2 JP H0542730B2 JP 20930384 A JP20930384 A JP 20930384A JP 20930384 A JP20930384 A JP 20930384A JP H0542730 B2 JPH0542730 B2 JP H0542730B2
Authority
JP
Japan
Prior art keywords
magnetic
magnetic field
current
bias
magnetic head
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 - Fee Related
Application number
JP20930384A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6187215A (ja
Inventor
Shigemi Imakoshi
Munekatsu Fukuyama
Hideo Suyama
Yutaka Hayata
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP20930384A priority Critical patent/JPS6187215A/ja
Priority to CA000489332A priority patent/CA1248222A/en
Priority to EP85110712A priority patent/EP0173942B1/en
Priority to DE8585110712T priority patent/DE3583088D1/de
Priority to US06/769,937 priority patent/US4691259A/en
Publication of JPS6187215A publication Critical patent/JPS6187215A/ja
Publication of JPH0542730B2 publication Critical patent/JPH0542730B2/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
    • 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
    • G11B5/3945—Heads comprising more than one sensitive element

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP20930384A 1984-08-27 1984-10-05 磁気抵抗効果型磁気ヘツド装置 Granted JPS6187215A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP20930384A JPS6187215A (ja) 1984-10-05 1984-10-05 磁気抵抗効果型磁気ヘツド装置
CA000489332A CA1248222A (en) 1984-08-27 1985-08-23 Magnetic transducer head utilizing magnetoresistance effect
EP85110712A EP0173942B1 (en) 1984-08-27 1985-08-26 Magnetoresistance effect type magnetic head apparatus
DE8585110712T DE3583088D1 (de) 1984-08-27 1985-08-26 Magnetkopf mit magnetowiderstandseffekt.
US06/769,937 US4691259A (en) 1984-08-27 1985-08-27 Magnetic transducer head utilizing magnetoresistance effect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20930384A JPS6187215A (ja) 1984-10-05 1984-10-05 磁気抵抗効果型磁気ヘツド装置

Publications (2)

Publication Number Publication Date
JPS6187215A JPS6187215A (ja) 1986-05-02
JPH0542730B2 true JPH0542730B2 (enrdf_load_stackoverflow) 1993-06-29

Family

ID=16570717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20930384A Granted JPS6187215A (ja) 1984-08-27 1984-10-05 磁気抵抗効果型磁気ヘツド装置

Country Status (1)

Country Link
JP (1) JPS6187215A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7196881B2 (en) 2004-03-08 2007-03-27 Hitachi Global Storage Technologies Netherlands B.V. Adaptive domain stabilization for magnetic recording read sensors

Also Published As

Publication number Publication date
JPS6187215A (ja) 1986-05-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees