DE69122816T2 - Magnetkopf - Google Patents

Magnetkopf

Info

Publication number
DE69122816T2
DE69122816T2 DE69122816T DE69122816T DE69122816T2 DE 69122816 T2 DE69122816 T2 DE 69122816T2 DE 69122816 T DE69122816 T DE 69122816T DE 69122816 T DE69122816 T DE 69122816T DE 69122816 T2 DE69122816 T2 DE 69122816T2
Authority
DE
Germany
Prior art keywords
magnetic head
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
DE69122816T
Other languages
English (en)
Other versions
DE69122816D1 (de
Inventor
Yasunari Sugiyama
Hiroyuki Ohmori
Kazuhiko Hayashi
Masatoshi Hayakawa
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
Application granted granted Critical
Publication of DE69122816D1 publication Critical patent/DE69122816D1/de
Publication of DE69122816T2 publication Critical patent/DE69122816T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/332—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
DE69122816T 1990-08-21 1991-08-20 Magnetkopf Expired - Fee Related DE69122816T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2219828A JPH04102215A (ja) 1990-08-21 1990-08-21 磁気ヘッド

Publications (2)

Publication Number Publication Date
DE69122816D1 DE69122816D1 (de) 1996-11-28
DE69122816T2 true DE69122816T2 (de) 1997-05-15

Family

ID=16741680

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122816T Expired - Fee Related DE69122816T2 (de) 1990-08-21 1991-08-20 Magnetkopf

Country Status (4)

Country Link
US (1) US5585983A (de)
EP (1) EP0472162B1 (de)
JP (1) JPH04102215A (de)
DE (1) DE69122816T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69431614T2 (de) * 1993-08-25 2003-06-12 Nippon Telegraph & Telephone Magnetfeldmessverfahren und -vorrichtung
IT1269440B (it) * 1994-01-19 1997-04-01 Fita Om Carrelli Elevatori S P Carrello elevatore a motorizzazione elettrica
JP3360519B2 (ja) * 1995-03-17 2002-12-24 株式会社豊田中央研究所 積層型磁界検出装置
US5889403A (en) * 1995-03-31 1999-03-30 Canon Denshi Kabushiki Kaisha Magnetic detecting element utilizing magnetic impedance effect
JPH09167308A (ja) * 1995-12-19 1997-06-24 Canon Electron Inc 磁気再生方法、磁気検出素子、磁気検出装置、及び磁気記録媒体
EP0780833A3 (de) * 1995-12-20 1999-01-07 Ampex Corporation Verbessertes Magnetaufzeichnungssystem mit sättigbarer Schichte und gebrauchmachend von MR-Elementen
JPH09320224A (ja) * 1996-06-04 1997-12-12 Matsushita Electric Ind Co Ltd 磁気ヘッドユニット、その製造方法並びに磁気記録再生装置
US5830590A (en) * 1996-06-28 1998-11-03 Ampex Corporation Magnetic storage and reproducing system with a low permeability keeper and a self-biased magnetoresistive reproduce head
US5861220A (en) * 1996-08-06 1999-01-19 Ampex Corporation Method and apparatus for providing a magnetic storage and reproducing media with a keeper layer having a longitudinal anisotropy
US6025979A (en) * 1997-09-04 2000-02-15 Oki Electric Industry Co., Ltd. Magnetoresistive sensor and head with alternating magnetic bias field
KR100378553B1 (ko) * 1999-04-15 2003-03-31 마쯔시다덴기산교 가부시키가이샤 자기재생소자 및 그것을 사용한 자기헤드와 그 제조방법
JP2002056510A (ja) * 2000-08-07 2002-02-22 Matsushita Electric Ind Co Ltd シールド型磁気ヘッド並びに磁気再生装置
US6956716B2 (en) * 2003-07-30 2005-10-18 Hitachi Global Storage Technologies Netherlands, B.V. Magnetic head having multilayer heater for thermally assisted write head and method of fabrication thereof
DE102004039212A1 (de) * 2004-08-12 2006-03-02 Wacker-Chemie Gmbh Rheologiesteuerung von Pickering-Emulsion durch Elektrolyte

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7507049A (nl) * 1975-06-13 1976-12-15 Philips Nv Magnetische omzetinrichting met magnetoweerstand element.
GB2037474B (en) * 1978-12-11 1983-08-24 Racal Recorders Ltd Magneting recording and reproduction
JPS58166510A (ja) * 1982-03-29 1983-10-01 Toshiba Corp 磁気再生装置
JPS58185007A (ja) * 1982-04-21 1983-10-28 Toshiba Corp 磁気再生装置
US4703378A (en) * 1984-03-01 1987-10-27 Sony Corporation Magnetic transducer head utilizing magnetoresistance effect
US4851944A (en) * 1987-02-17 1989-07-25 Magnetic Peripherals Inc. Ganged MR head sensor

Also Published As

Publication number Publication date
EP0472162B1 (de) 1996-10-23
EP0472162A1 (de) 1992-02-26
US5585983A (en) 1996-12-17
DE69122816D1 (de) 1996-11-28
JPH04102215A (ja) 1992-04-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee