KR940001050A - 복합형 박막자기헤드 - Google Patents

복합형 박막자기헤드 Download PDF

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Publication number
KR940001050A
KR940001050A KR1019930009465A KR930009465A KR940001050A KR 940001050 A KR940001050 A KR 940001050A KR 1019930009465 A KR1019930009465 A KR 1019930009465A KR 930009465 A KR930009465 A KR 930009465A KR 940001050 A KR940001050 A KR 940001050A
Authority
KR
South Korea
Prior art keywords
recording
thin film
gap
magnetic head
head
Prior art date
Application number
KR1019930009465A
Other languages
English (en)
Inventor
히데오 스야마
후미 스가와라
Original Assignee
오가 노리오
소니 가부시기가이샤
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 오가 노리오, 소니 가부시기가이샤 filed Critical 오가 노리오
Publication of KR940001050A publication Critical patent/KR940001050A/ko

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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
    • G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read
    • 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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets

Abstract

2갭형 구성의 MR/유도형 일체구성의 복합형 박막자기헤드에 있어서, 불핀요한 기록자계누출을 방지하여 기록 트랙폭을 제어하여 재생시의 SN 비의 향상을 도모하는 동시에, 고트랙밀도화 즉 고기록밀도화를 도모한다.
자기저항효과소자(MR 소자) (4)를 가지고 이루어지는 박막자기저항효과형 재생헤드와 유도형 기록헤드가 적층되어서, 각각 재생갭 g1과 기록갭이 g2이 각각 별도로 형성되어 이루어지는 복합형 박막 자기헤드에 있어서, 기록갭 g2에 근접하여 기록트랙폭규제용 자성층(8)을 배설하여 구성한다.

Description

복합형 박막자기헤드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 복합형 박막자기헤드의 일예의 요부의 약산적 확대단면도,
제5도는 복합형 박막자기헤드의 일예의 요부의 약산적 확대평면도.

Claims (3)

  1. 자기저항효과소자를 가지고 이루어지는 박막자기저항효과형 재생헤드와 유도형 기록헤드가 적층되어서, 각각 재생갭과 기록갭이 각각 별도로 형성되어 이루어지는 복합형 박막자기헤드에 있어서, 상기 기록갭에 근접하여 기록트랙폭규제용 자성층이 배설되어 이루어지는 것을 특징으로 하는 복합형 박막자기헤드.
  2. 제1항에 있어서, 상기 자기저항효과소자가 자기기록매체와의 대향면에 대하여 수직의 방향으로 연재하도록 배설되어 이루어지는 것을 특징으로 하는 복합형 박막자기헤드.
  3. 제1항에 있어서, 상기 자기저항효과소자가 비자성중간층을 통하여 최소한 한쪽이 자기저항효과를 가진 자성층이 적층되어 이루어지는 것을 특징으로 하는 복합형 박막자기헤드.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930009465A 1992-06-17 1993-05-31 복합형 박막자기헤드 KR940001050A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4158263A JPH064832A (ja) 1992-06-17 1992-06-17 複合型薄膜磁気ヘッド
JP92-158,263 1992-06-17

Publications (1)

Publication Number Publication Date
KR940001050A true KR940001050A (ko) 1994-01-10

Family

ID=15667798

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930009465A KR940001050A (ko) 1992-06-17 1993-05-31 복합형 박막자기헤드

Country Status (3)

Country Link
EP (1) EP0574896A3 (ko)
JP (1) JPH064832A (ko)
KR (1) KR940001050A (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06162450A (ja) * 1992-11-19 1994-06-10 Matsushita Electric Ind Co Ltd 磁気抵抗効果型ヘッド及びその製造方法
EP0640955B1 (en) * 1993-08-27 1999-05-19 Read-Rite Corporation Magnetic head assembly with write pole/shield structure
US5640753A (en) * 1994-03-03 1997-06-24 Seagate Technology, Inc. Method of fabricating an inverted magnetoresistive head
US5668689A (en) * 1994-03-03 1997-09-16 Seagate Technology, Inc. Inverted magnetoresistive head
DE69516442T2 (de) * 1994-03-03 2000-08-10 Seagate Technology Magnetoresistiver Kopf und Herstellungsverfahren
US5867350A (en) * 1995-03-29 1999-02-02 Sony Corporation Magneto-resistance effect head with insulated bias conductor embedded in shield groove
US6276856B1 (en) 1999-01-12 2001-08-21 The Procter & Gamble Company Self cleaning dip-in package for liquids
CN102563838A (zh) * 2011-09-29 2012-07-11 刘艳妮 一种便携式热水器
JP6342141B2 (ja) 2013-11-15 2018-06-13 富士通コンポーネント株式会社 タッチパネル装置及びタッチパネル装置の制御方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4803580A (en) * 1987-02-17 1989-02-07 Magnetic Peripherals Inc. Double-gap magnetoresistive head having an elongated central write/shield pole completely shielding the magnetoresistive sensor strip in the read gap
EP0372420B1 (en) * 1988-12-02 1995-09-20 Hitachi, Ltd. Magnetic recording-reproducing apparatus and magnetoresistive head for use therewith
JP2728487B2 (ja) * 1989-02-08 1998-03-18 株式会社日立製作所 録再分離複合型磁気ヘッド
JPH0421916A (ja) * 1990-05-16 1992-01-24 Sony Corp 磁気抵抗効果型薄膜ヘッド
JP2830559B2 (ja) * 1991-11-20 1998-12-02 日本電気株式会社 複合型薄膜磁気ヘッドの製造方法

Also Published As

Publication number Publication date
JPH064832A (ja) 1994-01-14
EP0574896A2 (en) 1993-12-22
EP0574896A3 (en) 1994-07-13

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