NL9000546A - Werkwijze voor het vervaardigen van een dunnefilm magneetkop alsmede een dunnefilm magneetkop vervaardigbaar volgens de werkwijze. - Google Patents

Werkwijze voor het vervaardigen van een dunnefilm magneetkop alsmede een dunnefilm magneetkop vervaardigbaar volgens de werkwijze. Download PDF

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Publication number
NL9000546A
NL9000546A NL9000546A NL9000546A NL9000546A NL 9000546 A NL9000546 A NL 9000546A NL 9000546 A NL9000546 A NL 9000546A NL 9000546 A NL9000546 A NL 9000546A NL 9000546 A NL9000546 A NL 9000546A
Authority
NL
Netherlands
Prior art keywords
magnetic
layer
insulating layer
flux conductors
thin
Prior art date
Application number
NL9000546A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL9000546A priority Critical patent/NL9000546A/nl
Priority to DE69121604T priority patent/DE69121604T2/de
Priority to EP91200453A priority patent/EP0445883B1/en
Priority to US07/664,164 priority patent/US5284572A/en
Priority to KR1019910003579A priority patent/KR100247877B1/ko
Priority to JP3065295A priority patent/JPH04216310A/ja
Publication of NL9000546A publication Critical patent/NL9000546A/nl
Priority to US08/408,451 priority patent/US5473490A/en

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
NL9000546A 1990-03-09 1990-03-09 Werkwijze voor het vervaardigen van een dunnefilm magneetkop alsmede een dunnefilm magneetkop vervaardigbaar volgens de werkwijze. NL9000546A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL9000546A NL9000546A (nl) 1990-03-09 1990-03-09 Werkwijze voor het vervaardigen van een dunnefilm magneetkop alsmede een dunnefilm magneetkop vervaardigbaar volgens de werkwijze.
DE69121604T DE69121604T2 (de) 1990-03-09 1991-03-04 Verfahren zum Herstellen eines Dünnfilmmagnetkopfes sowie nach diesem Verfahren herstellbarer Dünnfilmmagnetkopf
EP91200453A EP0445883B1 (en) 1990-03-09 1991-03-04 Method of producing a thin-film magnetic head as well as a thin-film magnetic head producible by means of the method
US07/664,164 US5284572A (en) 1990-03-09 1991-03-04 Method of producing a thin-film magnetic head utilizing electroplating
KR1019910003579A KR100247877B1 (ko) 1990-03-09 1991-03-06 박막 자기헤드 및 그 생산방법
JP3065295A JPH04216310A (ja) 1990-03-09 1991-03-07 薄膜磁気ヘッドおよびその製造方法
US08/408,451 US5473490A (en) 1990-03-09 1995-03-22 Thin-film magnetic head having an electrically conducting plating base on a magnetic carrier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9000546 1990-03-09
NL9000546A NL9000546A (nl) 1990-03-09 1990-03-09 Werkwijze voor het vervaardigen van een dunnefilm magneetkop alsmede een dunnefilm magneetkop vervaardigbaar volgens de werkwijze.

Publications (1)

Publication Number Publication Date
NL9000546A true NL9000546A (nl) 1991-10-01

Family

ID=19856721

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9000546A NL9000546A (nl) 1990-03-09 1990-03-09 Werkwijze voor het vervaardigen van een dunnefilm magneetkop alsmede een dunnefilm magneetkop vervaardigbaar volgens de werkwijze.

Country Status (6)

Country Link
US (2) US5284572A (ko)
EP (1) EP0445883B1 (ko)
JP (1) JPH04216310A (ko)
KR (1) KR100247877B1 (ko)
DE (1) DE69121604T2 (ko)
NL (1) NL9000546A (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69419642T2 (de) * 1993-03-22 2000-02-17 Onstream Inc Herstellungsverfahren eines Dünnfilmmagnetkopfes und danach hergestellter Magnetkopf
BE1007992A3 (nl) * 1993-12-17 1995-12-05 Philips Electronics Nv Werkwijze voor het vervaardigen van een dunnefilmmagneetkop en magneetkop vervaardigd volgens de werkwijze.
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)
US5982177A (en) * 1997-08-08 1999-11-09 Florida State University Magnetoresistive sensor magnetically biased in a region spaced from a sensing region
JP2002525859A (ja) * 1998-09-24 2002-08-13 マテリアルズ イノヴェーション、インコーポレイティッド 磁気抵抗装置、巨大磁気抵抗装置およびそれらの作製方法
US6329687B1 (en) * 2000-01-27 2001-12-11 Advanced Micro Devices, Inc. Two bit flash cell with two floating gate regions
US7704614B2 (en) * 2006-10-20 2010-04-27 Seagate Technology Llc Process for fabricating patterned magnetic recording media

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921217A (en) * 1971-12-27 1975-11-18 Ibm Three-legged magnetic recording head using a magnetorestive element
NL7709481A (nl) * 1977-08-29 1979-03-02 Philips Nv Werkwijze voor het vervaardigen van een dunne film magneetkop en dunne film magneetkop ver- vaardigd met behulp van de werkwijze.
US4436593A (en) * 1981-07-13 1984-03-13 Memorex Corporation Self-aligned pole tips
JPS5823316A (ja) * 1981-08-04 1983-02-12 Matsushita Electric Ind Co Ltd 薄膜磁気ヘツドの製造方法
JPH07105006B2 (ja) * 1985-11-05 1995-11-13 ソニー株式会社 磁気抵抗効果型磁気ヘツド
DE3644388A1 (de) * 1985-12-27 1987-07-02 Sharp Kk Duennfilm-joch-magnetkopf
NL8701663A (nl) * 1987-07-15 1989-02-01 Philips Nv Dunne film magneetkop met een magnetoweerstandselement.
US5097372A (en) * 1989-08-04 1992-03-17 Matsushita Electric Industrial Co., Ltd. Thin film magnetic head with wide recording area and narrow reproducing area

Also Published As

Publication number Publication date
US5284572A (en) 1994-02-08
JPH04216310A (ja) 1992-08-06
KR910017367A (ko) 1991-11-05
DE69121604D1 (de) 1996-10-02
DE69121604T2 (de) 1997-03-06
US5473490A (en) 1995-12-05
KR100247877B1 (ko) 2000-03-15
EP0445883B1 (en) 1996-08-28
EP0445883A1 (en) 1991-09-11

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BV The patent application has lapsed