NL194055B - Magneetkop met magnetoresistieve werking. - Google Patents

Magneetkop met magnetoresistieve werking.

Info

Publication number
NL194055B
NL194055B NL8203227A NL8203227A NL194055B NL 194055 B NL194055 B NL 194055B NL 8203227 A NL8203227 A NL 8203227A NL 8203227 A NL8203227 A NL 8203227A NL 194055 B NL194055 B NL 194055B
Authority
NL
Netherlands
Prior art keywords
magnetic head
magnetoresistive effect
magnetoresistive
effect
magnetic
Prior art date
Application number
NL8203227A
Other languages
English (en)
Other versions
NL194055C (nl
NL8203227A (nl
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
Publication of NL8203227A publication Critical patent/NL8203227A/nl
Publication of NL194055B publication Critical patent/NL194055B/nl
Application granted granted Critical
Publication of NL194055C publication Critical patent/NL194055C/nl

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
    • G11B5/39—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
    • 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
    • G11B5/40—Protective measures on heads, e.g. against excessive temperature 

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Hall/Mr Elements (AREA)
  • Measuring Magnetic Variables (AREA)
NL8203227A 1981-08-17 1982-08-17 Magneetkop met magnetoresistieve werking. NL194055C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56128337A JPS5832221A (ja) 1981-08-17 1981-08-17 磁気抵抗効果型磁気ヘツド
JP12833781 1981-08-17

Publications (3)

Publication Number Publication Date
NL8203227A NL8203227A (nl) 1983-03-16
NL194055B true NL194055B (nl) 2001-01-02
NL194055C NL194055C (nl) 2001-05-03

Family

ID=14982293

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8203227A NL194055C (nl) 1981-08-17 1982-08-17 Magneetkop met magnetoresistieve werking.

Country Status (7)

Country Link
US (1) US4516179A (nl)
JP (1) JPS5832221A (nl)
CA (1) CA1182905A (nl)
DE (1) DE3230416A1 (nl)
FR (1) FR2511535B1 (nl)
GB (1) GB2105093B (nl)
NL (1) NL194055C (nl)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6047223A (ja) * 1983-08-25 1985-03-14 Sony Corp 磁気抵抗効果型磁気ヘツド
US4972336A (en) * 1983-10-14 1990-11-20 Applied Magnetics Corporation Read while write magnetic head assembly
US4967300A (en) * 1983-10-14 1990-10-30 Applied Magnetics Corporation Magnetic head assembly having a transverse guiding surface formed of a mixture of aluminum oxide and titanium carbide
HU190640B (en) * 1983-12-13 1986-09-29 Karman,Peter,Hu Integrated magnetic head, preferably for computer technology purposes
US4802043A (en) * 1985-03-25 1989-01-31 Hitachi, Ltd. Magneto-resistive head for protecting against output spike noises
DE3604720A1 (de) * 1985-03-25 1986-10-02 Hitachi, Ltd., Tokio/Tokyo Magnetwiderstandskopf
DE3613619A1 (de) * 1985-04-26 1986-10-30 Sharp K.K., Osaka Duennfilm-magnetkopf
US4987514A (en) * 1989-02-15 1991-01-22 Hewlett-Packard Company Method and apparatus for preventing parasitic electrical discharges in magnetic disk drives
JP2659818B2 (ja) * 1989-09-08 1997-09-30 日本碍子株式会社 磁気ヘッド用コアの製造方法
US5424890A (en) * 1990-02-05 1995-06-13 Sony Corporation Magnetoresistance effect type thin film head
JPH0421916A (ja) * 1990-05-16 1992-01-24 Sony Corp 磁気抵抗効果型薄膜ヘッド
US5247413A (en) * 1990-05-16 1993-09-21 Sony Corporation Magnetoresistance effect type thin film magnetic head with noise reducing electrode
US5311385A (en) * 1991-12-18 1994-05-10 Minnesota Mining And Manufacturing Company Magnetoresistive head with integrated bias and magnetic shield layer
US5539598A (en) * 1994-12-08 1996-07-23 International Business Machines Corporation Electrostatic protection for a shielded MR sensor
US5770968A (en) * 1994-12-30 1998-06-23 Sgs-Thomson Microelectronics, Inc. Differential amplifier with proxy load for control of output common mode range
DE69531931T2 (de) * 1994-12-30 2004-07-29 STMicroelectronics, Inc., Carrollton Symmetrisch ohmische Stromwandlerschaltung und Verfahren dazu
WO1998022939A1 (en) * 1996-11-21 1998-05-28 Philips Electronics N.V. Magnetic head having an integrated circuit and method of manufacturing same
US7486475B2 (en) * 2005-12-14 2009-02-03 International Business Machines Corporation Magnetic data system having bias circuit with bias resistor
US7486476B2 (en) * 2005-12-14 2009-02-03 International Business Machines Corporation Magnetic data system having a shield biasing circuit with resistor coupled between the shield and substrate
MY175701A (en) * 2015-01-12 2020-07-06 Lu Chin Hung A detecting head device for capacitively measuring an acupuncture point frequency of a human body

Family Cites Families (9)

* 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
US3860965A (en) * 1973-10-04 1975-01-14 Ibm Magnetoresistive read head assembly having matched elements for common mode rejection
US4012781A (en) * 1975-08-14 1977-03-15 International Business Machines Corporation Magnetoresistive read head assembly for servo operation
JPS5258515A (en) * 1975-11-08 1977-05-14 Nec Corp Magnetic resistance effect head
US4130847A (en) * 1977-03-31 1978-12-19 International Business Machines Corporation Corrosion resistant thin film head assembly and method for making
JPS54157610A (en) * 1978-05-26 1979-12-12 Sony Corp Magnetic head
JPS5724017A (en) * 1980-07-21 1982-02-08 Sony Corp Magnetic resistance effect type magnetic head
NL8006544A (nl) * 1980-12-02 1982-07-01 Philips Nv Magnetische opneem- en weergeefinrichting met een voorziening voor het verbeteren van het slijtagegedrag van een magneetkop.
JPS57109121A (en) * 1980-12-26 1982-07-07 Sony Corp Magnetic resistance effect type magnetic head

Also Published As

Publication number Publication date
DE3230416C2 (nl) 1989-12-21
US4516179A (en) 1985-05-07
FR2511535B1 (fr) 1985-01-04
JPH0250525B2 (nl) 1990-11-02
CA1182905A (en) 1985-02-19
NL194055C (nl) 2001-05-03
NL8203227A (nl) 1983-03-16
GB2105093A (en) 1983-03-16
GB2105093B (en) 1985-05-09
FR2511535A1 (fr) 1983-02-18
JPS5832221A (ja) 1983-02-25
DE3230416A1 (de) 1983-02-24

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

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