NL7612457A - Magnetoresistieve afleeskop. - Google Patents

Magnetoresistieve afleeskop.

Info

Publication number
NL7612457A
NL7612457A NL7612457A NL7612457A NL7612457A NL 7612457 A NL7612457 A NL 7612457A NL 7612457 A NL7612457 A NL 7612457A NL 7612457 A NL7612457 A NL 7612457A NL 7612457 A NL7612457 A NL 7612457A
Authority
NL
Netherlands
Prior art keywords
read head
magnetoresistive read
magnetoresistive
head
Prior art date
Application number
NL7612457A
Other languages
English (en)
Original Assignee
Ibm
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 to US05/633,047 priority Critical patent/US4024489A/en
Application filed by Ibm filed Critical Ibm
Publication of NL7612457A publication Critical patent/NL7612457A/nl

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/33Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39Structure 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
    • G11B5/3903Structure 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
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/90Magnetic feature
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771Transition metal-base component
    • Y10T428/12806Refractory [Group IVB, VB, or VIB] metal-base component
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771Transition metal-base component
    • Y10T428/12806Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826Group VIB metal-base component
    • Y10T428/12847Cr-base component
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771Transition metal-base component
    • Y10T428/12806Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826Group VIB metal-base component
    • Y10T428/12847Cr-base component
    • Y10T428/12854Next to Co-, Fe-, or Ni-base component
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24917Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including metal layer
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24926Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including ceramic, glass, porcelain or quartz layer
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495Thickness [relative or absolute]
    • Y10T428/24967Absolute thicknesses specified
    • Y10T428/24975No layer or component greater than 5 mils thick
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31511Of epoxy ether
NL7612457A 1975-11-18 1976-11-10 Magnetoresistieve afleeskop. NL7612457A (nl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/633,047 US4024489A (en) 1975-11-18 1975-11-18 Magnetoresistive sandwich including sensor electrically parallel with electrical shunt and magnetic biasing layers

Publications (1)

Publication Number Publication Date
NL7612457A true NL7612457A (nl) 1977-05-23

Family

ID=24538069

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7612457A NL7612457A (nl) 1975-11-18 1976-11-10 Magnetoresistieve afleeskop.

Country Status (8)

Country Link
US (1) US4024489A (nl)
JP (1) JPS5640406B2 (nl)
CA (1) CA1068412A (nl)
DE (1) DE2650484C2 (nl)
FR (1) FR2332587B1 (nl)
GB (1) GB1534735A (nl)
IT (1) IT1075854B (nl)
NL (1) NL7612457A (nl)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1599161A (en) * 1976-07-15 1981-09-30 Matsushita Electric Ind Co Ltd Magnetic recording medium and method of making the same
JPS5891B2 (nl) * 1977-09-30 1983-01-05 Shunichi Iwasaki
JPS6114572B2 (nl) * 1978-05-26 1986-04-19 Sony Corp
JPS56169171U (nl) * 1980-05-20 1981-12-14
JPS56165922A (en) * 1980-05-23 1981-12-19 Matsushita Electric Ind Co Ltd Production of magnetic head
EP0048289A1 (de) * 1980-09-19 1982-03-31 Ibm Deutschland Gmbh Magnetoresistiver Dünnfilm-Abtastkopf mit Unterdrückung thermisch induzierter Spannungsspitzen
JPS57211910A (en) * 1981-06-24 1982-12-25 Tokyo Shibaura Electric Co Conductor device
JPH0157511B2 (nl) * 1981-07-01 1989-12-06 Hitachi Ltd
US4504787A (en) * 1982-04-05 1985-03-12 Honeywell Inc. Electronic watthour meter
DE3374622D1 (de) * 1982-04-14 1987-12-23 Matsushita Electric Ind Co Ltd A playback head for perpendicular magnetic recordings
US4533872A (en) * 1982-06-14 1985-08-06 Honeywell Inc. Magnetic field sensor element capable of measuring magnetic field components in two directions
JPS5945629A (en) * 1982-09-07 1984-03-14 Alps Electric Co Ltd Thin film magnetic head
JPH0130408B2 (nl) * 1982-11-30 1989-06-20 Copal Co Ltd
GB2143071B (en) * 1983-07-09 1987-10-28 Magnetic Components Limited Magnetoresistive transducers
US4639806A (en) * 1983-09-09 1987-01-27 Sharp Kabushiki Kaisha Thin film magnetic head having a magnetized ferromagnetic film on the MR element
JPS60101710A (en) * 1983-11-05 1985-06-05 Alps Electric Co Ltd Vertical magnetic recording medium
JPS62245511A (en) * 1986-04-18 1987-10-26 Hitachi Ltd Magneto-resistance effect type magnetic head and its manufacture
US4897288A (en) * 1987-01-28 1990-01-30 Honeywell Inc. Vialess shorting bars for magnetoresistive devices
US4754431A (en) * 1987-01-28 1988-06-28 Honeywell Inc. Vialess shorting bars for magnetoresistive devices
DE3854457D1 (de) * 1987-07-07 1995-10-19 Nippon Denso Co Stromdetektoranordnung mit ferromagnetischem Magnetwiderstandselement.
US4918655A (en) * 1988-02-29 1990-04-17 Honeywell Inc. Magnetic device integrated circuit interconnection system
US4847584A (en) * 1988-10-14 1989-07-11 Honeywell Inc. Magnetoresistive magnetic sensor
US5262666A (en) * 1989-05-15 1993-11-16 Nippondenso Co., Ltd. Semiconductor device with a nickel alloy protective resistor
US5018037A (en) * 1989-10-10 1991-05-21 Krounbi Mohamad T Magnetoresistive read transducer having hard magnetic bias
US5084794A (en) * 1990-03-29 1992-01-28 Eastman Kodak Company Shorted dual element magnetoresistive reproduce head exhibiting high density signal amplification
US5260652A (en) * 1992-03-25 1993-11-09 Seagate Technology, Inc. Magnetoresistive sensor with electrical contacts having variable resistive regions for enhanced sensor sensitivity
TW243530B (en) * 1992-12-30 1995-03-21 Ibm Magnetoresistive sensor with improved microtrack profile for improved servo-positioning precision
JP2576751B2 (ja) * 1993-02-22 1997-01-29 日本電気株式会社 磁気抵抗効果ヘッド
JP3027081B2 (ja) * 1993-12-09 2000-03-27 アルプス電気株式会社 薄膜素子
US5576908A (en) * 1994-04-01 1996-11-19 International Business Machines Corporation Actuator and file level initialization of magnetoresistive transducers
JPH0887721A (ja) * 1994-09-16 1996-04-02 Tdk Corp 磁気変換素子及び薄膜磁気ヘッド
US5664316A (en) * 1995-01-17 1997-09-09 International Business Machines Corporation Method of manufacturing magnetoresistive read transducer having a contiguous longitudinal bias layer
US5767673A (en) * 1995-09-14 1998-06-16 Lucent Technologies Inc. Article comprising a manganite magnetoresistive element and magnetically soft material
JP2980043B2 (ja) * 1996-12-24 1999-11-22 日本電気株式会社 磁気ヘッド及び磁気記録再生方法
JPH10247307A (ja) * 1997-03-04 1998-09-14 Fujitsu Ltd 磁気ヘッド及び磁気記憶装置
US5985162A (en) * 1997-03-05 1999-11-16 Headway Technologies, Inc. Method for forming soft adjacent layer (SAL) magnetoresistive (MR) sensor element with electrically insulated soft adjacent layer (SAL)
US5920980A (en) * 1997-03-05 1999-07-13 Headway Technologies, Inc. Method of making a soft adjacent layer (SAL) magnetoresistive (MR) sensor element with electrically insulated soft adjacent layer (SAL)
US6040962A (en) * 1997-05-14 2000-03-21 Tdk Corporation Magnetoresistive element with conductive films and magnetic domain films overlapping a central active area
US6103136A (en) * 1998-03-23 2000-08-15 Headway Technologies, Inc. Method for forming a soft adjacent layer (SAL) magnetoresistive (MR) sensor element with transversely magnetically biased soft adjacent layer (SAL)
US6007731A (en) * 1998-03-23 1999-12-28 Headway Technologies, Inc. Soft adjacent layer (SAL) magnetoresistive (MR) sensor element with electrically insulated soft adjacent layer (SAL)
US6215301B1 (en) * 1998-04-24 2001-04-10 U.S. Philips Corporation Magnetoresistive detector comprising a layer structure and a current directing means
US6160687A (en) * 1998-05-29 2000-12-12 International Business Machines Corporation Method of providing improvement in the prevention of shield-to-lead shorts in MR/GMR heads, MR/GMR heads produced thereby and storage devices using MR/GMR heads produced thereby
JP2000011331A (ja) 1998-06-18 2000-01-14 Tdk Corp 磁気抵抗効果素子及び薄膜磁気ヘッド
EP1408562A4 (en) * 2001-07-19 2009-12-23 Panasonic Corp Magnetic sensor and method for manufacturing the same
JP4399211B2 (ja) * 2002-12-21 2010-01-13 株式会社ハイニックスセミコンダクターHynix Semiconductor Inc. バイオセンサー

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945038A (en) * 1971-12-22 1976-03-16 Compagnie Internationale Pour L'informatique Read-write magnetoresistive transducer having a plurality of MR elements
US3813692A (en) * 1972-10-11 1974-05-28 Ibm Internally biased magnetoresistive magnetic transducer
US3814863A (en) * 1972-10-11 1974-06-04 Ibm Internally biased magnetoresistive magnetic transducer
US3940797A (en) * 1973-09-20 1976-02-24 International Business Machines Corporation Shielded magnetoresistive magnetic transducer
US3864751A (en) * 1973-10-04 1975-02-04 Ibm Induced bias magnetoresistive read transducer
FR2248566B1 (nl) * 1973-10-23 1976-11-19 Cii

Also Published As

Publication number Publication date
CA1068412A (en) 1979-12-18
JPS5640406B2 (nl) 1981-09-21
JPS5262417A (en) 1977-05-23
FR2332587B1 (nl) 1980-07-25
IT1075854B (it) 1985-04-22
DE2650484A1 (de) 1977-06-08
FR2332587A1 (fr) 1977-06-17
CA1068412A1 (nl)
US4024489A (en) 1977-05-17
GB1534735A (en) 1978-12-06
DE2650484C2 (nl) 1981-09-24

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Legal Events

Date Code Title Description
BV The patent application has lapsed