FR2687497B1 - Procede de realisation d'une tete magnetique en couches minces. - Google Patents

Procede de realisation d'une tete magnetique en couches minces.

Info

Publication number
FR2687497B1
FR2687497B1 FR9201612A FR9201612A FR2687497B1 FR 2687497 B1 FR2687497 B1 FR 2687497B1 FR 9201612 A FR9201612 A FR 9201612A FR 9201612 A FR9201612 A FR 9201612A FR 2687497 B1 FR2687497 B1 FR 2687497B1
Authority
FR
France
Prior art keywords
producing
magnetic head
thin films
films
thin
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
FR9201612A
Other languages
English (en)
Other versions
FR2687497A1 (fr
Inventor
Lazzari Jean-Pierre
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.)
Silmag
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Silmag
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 Commissariat a lEnergie Atomique CEA, Silmag filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR9201612A priority Critical patent/FR2687497B1/fr
Publication of FR2687497A1 publication Critical patent/FR2687497A1/fr
Application granted granted Critical
Publication of FR2687497B1 publication Critical patent/FR2687497B1/fr
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
    • G11B5/31—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
    • 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
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
    • G11B5/3106—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing where the integrated or assembled structure comprises means for conditioning against physical detrimental influence, e.g. wear, contamination
    • 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
    • G11B5/3109—Details
    • G11B5/313—Disposition of layers
    • G11B5/3143—Disposition of layers including additional layers for improving the electromagnetic transducing properties of the basic structure, e.g. for flux coupling, guiding or shielding
FR9201612A 1992-02-13 1992-02-13 Procede de realisation d'une tete magnetique en couches minces. Expired - Fee Related FR2687497B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9201612A FR2687497B1 (fr) 1992-02-13 1992-02-13 Procede de realisation d'une tete magnetique en couches minces.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9201612A FR2687497B1 (fr) 1992-02-13 1992-02-13 Procede de realisation d'une tete magnetique en couches minces.

Publications (2)

Publication Number Publication Date
FR2687497A1 FR2687497A1 (fr) 1993-08-20
FR2687497B1 true FR2687497B1 (fr) 1995-10-13

Family

ID=9426604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9201612A Expired - Fee Related FR2687497B1 (fr) 1992-02-13 1992-02-13 Procede de realisation d'une tete magnetique en couches minces.

Country Status (1)

Country Link
FR (1) FR2687497B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724480B1 (fr) 1994-09-13 1996-12-06 Commissariat Energie Atomique Tete magnetique a pieces polaires horizontales
US5615069A (en) * 1995-06-07 1997-03-25 Seagate Technology, Inc. Thin-film transducer design for undershoot reduction

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3685144A (en) * 1967-09-18 1972-08-22 Ncr Co Method of making a magnetic transducer
JPS55135323A (en) * 1979-04-11 1980-10-22 Fujitsu Ltd Manufacture of thin-film magnetic head
JPS5693111A (en) * 1979-12-25 1981-07-28 Nec Corp Induction-type thin-film magnetic head
JPS57143726A (en) * 1981-02-28 1982-09-06 Nippon Telegr & Teleph Corp <Ntt> Thin film magnetic head
JPS5837830A (ja) * 1981-08-28 1983-03-05 Fujitsu Ltd 薄膜磁気ヘツド
JPH0758534B2 (ja) * 1985-12-25 1995-06-21 ソニー株式会社 薄膜磁気ヘッド素子の製法
JPH1048217A (ja) * 1996-08-05 1998-02-20 Igaku Seibutsugaku Kenkyusho:Kk プロテインキナーゼのリン酸化酵素活性の測定法及び測定キット

Also Published As

Publication number Publication date
FR2687497A1 (fr) 1993-08-20

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Legal Events

Date Code Title Description
ST Notification of lapse