HK1013363A1 - Method of manufacturing a thin-film magnetic head and magnetic head obtainable by means of said method - Google Patents

Method of manufacturing a thin-film magnetic head and magnetic head obtainable by means of said method

Info

Publication number
HK1013363A1
HK1013363A1 HK98114650A HK98114650A HK1013363A1 HK 1013363 A1 HK1013363 A1 HK 1013363A1 HK 98114650 A HK98114650 A HK 98114650A HK 98114650 A HK98114650 A HK 98114650A HK 1013363 A1 HK1013363 A1 HK 1013363A1
Authority
HK
Hong Kong
Prior art keywords
magnetic head
thin
manufacturing
obtainable
film magnetic
Prior art date
Application number
HK98114650A
Other languages
English (en)
Inventor
Lambertus Postma
Jan Haisma
Jacobus Josephus Maria Ruigrok
Gerardus Henricus Johan Somers
Original Assignee
Onstream 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
Priority claimed from BE9300274A external-priority patent/BE1006925A3/nl
Application filed by Onstream Inc filed Critical Onstream Inc
Publication of HK1013363A1 publication Critical patent/HK1013363A1/xx

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
    • 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
    • G11B5/3916—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide
    • 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
    • G11B5/3916—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide
    • G11B5/3919—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path
    • 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
    • G11B5/3916—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide
    • G11B5/3919—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path
    • G11B5/3922—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure
    • G11B5/3925—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure the two parts being thin films
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49048—Machining magnetic material [e.g., grinding, etching, polishing]

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
HK98114650A 1993-03-22 1998-12-22 Method of manufacturing a thin-film magnetic head and magnetic head obtainable by means of said method HK1013363A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9300274A BE1006925A3 (nl) 1993-03-22 1993-03-22 Werkwijze voor het vervaardigen van een dunnefilm magneetkop en magneetkop vervaardigd volgens de werkwijze.
EP93200993 1993-04-06

Publications (1)

Publication Number Publication Date
HK1013363A1 true HK1013363A1 (en) 1999-08-20

Family

ID=25662714

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98114650A HK1013363A1 (en) 1993-03-22 1998-12-22 Method of manufacturing a thin-film magnetic head and magnetic head obtainable by means of said method

Country Status (8)

Country Link
US (1) US5483735A (ja)
JP (1) JP3284156B2 (ja)
KR (1) KR100297877B1 (ja)
DE (1) DE69420766T2 (ja)
ES (1) ES2139044T3 (ja)
HK (1) HK1013363A1 (ja)
MY (1) MY111205A (ja)
SG (1) SG48089A1 (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5796560A (en) * 1995-03-13 1998-08-18 Kabushiki Kaisha Toshiba Magnetoresistive head
KR970703576A (ko) * 1995-03-24 1997-07-03 요트.게.아 롤페즈 자기헤드와 측정디바이스와 전류 디바이스를 구비한 시스템(System comprising a magnetic head, a measuring device and a current device)
US5905000A (en) * 1996-09-03 1999-05-18 Nanomaterials Research Corporation Nanostructured ion conducting solid electrolytes
FR2754905B1 (fr) * 1996-10-22 1998-11-20 Commissariat Energie Atomique Procede de realisation d'un capteur magnetique magnetoresistif et capteur obtenu par ce procede
US6747854B1 (en) 1997-02-20 2004-06-08 Koninklijke Philips Electronics N.V. Multi-channel magnetic head with magnetoresistive elements
US5982177A (en) * 1997-08-08 1999-11-09 Florida State University Magnetoresistive sensor magnetically biased in a region spaced from a sensing region
EP1053565A1 (en) * 1998-12-03 2000-11-22 Koninklijke Philips Electronics N.V. Method of forming an assembly of stacked layers
JP2000285409A (ja) * 1999-03-29 2000-10-13 Toshiba Corp 磁気ヘッドの製造方法および磁気ヘッド
US6554878B1 (en) 1999-06-14 2003-04-29 International Business Machines Corporation Slurry for multi-material chemical mechanical polishing
US6131271A (en) * 1999-06-25 2000-10-17 International Business Machines Corporation Method of planarizing first pole piece layer of write head by lapping without delamination of first pole piece layer from wafer substrate
US6651313B1 (en) * 2000-10-06 2003-11-25 International Business Machines Corporation Method for manufacturing a magnetic head
DE10107816A1 (de) * 2001-02-16 2002-09-05 Philips Corp Intellectual Pty Netzwerk mit mehreren über Brücken-Terminals verbindbaren Sub-Netzwerken
US7469465B2 (en) * 2004-06-30 2008-12-30 Hitachi Global Storage Technologies Netherlands B.V. Method of providing a low-stress sensor configuration for a lithography-defined read sensor
US20060025053A1 (en) * 2004-07-30 2006-02-02 Marie-Claire Cyrille Method for fabricating a magnetic transducer using a slurry with spherical particles for CMP-assisted photoresist lift-off
US20070185065A1 (en) * 2006-02-03 2007-08-09 Vikramjit Chhokar Combination therapy for coronary artery disease
US7631416B2 (en) * 2007-05-14 2009-12-15 Tdk Corporation Method of making thin film magnetic head using electric lapping guide

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052748A (en) * 1974-04-01 1977-10-04 U.S. Philips Corporation Magnetoresistive magnetic head
JPS59104717A (ja) * 1982-12-08 1984-06-16 Comput Basic Mach Technol Res Assoc 薄膜磁気ヘツドおよびその製造方法
JPS6292219A (ja) * 1985-10-18 1987-04-27 Victor Co Of Japan Ltd 磁気抵抗効果型薄膜磁気ヘツド
FR2604021B1 (fr) * 1986-09-17 1988-10-28 Commissariat Energie Atomique Procede de realisation de tetes magnetiques en couches minces et a structure planaire et tete obtenue par ce procede
JPH01289224A (ja) * 1988-05-17 1989-11-21 Sumitomo Special Metals Co Ltd 薄膜磁気ヘッド用基板及びその製造方法
JPH04351706A (ja) * 1991-05-30 1992-12-07 Matsushita Electric Ind Co Ltd 複合型薄膜磁気ヘッド
EP0579298B1 (en) * 1992-06-15 1997-09-03 Koninklijke Philips Electronics N.V. Method of manufacturing a plate having a plane main surface, method of manufacturing a plate having parallel main surfaces, and device suitable for implementing said methods

Also Published As

Publication number Publication date
DE69420766T2 (de) 2000-06-29
JP3284156B2 (ja) 2002-05-20
KR100297877B1 (ko) 2001-10-24
US5483735A (en) 1996-01-16
DE69420766D1 (de) 1999-10-28
ES2139044T3 (es) 2000-02-01
MY111205A (en) 1999-09-30
SG48089A1 (en) 1998-04-17
JPH076332A (ja) 1995-01-10
KR940022387A (ko) 1994-10-20

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20040316

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)