NL7504438A - Magnetoweerstand magneetkop. - Google Patents

Magnetoweerstand magneetkop.

Info

Publication number
NL7504438A
NL7504438A NL7504438A NL7504438A NL7504438A NL 7504438 A NL7504438 A NL 7504438A NL 7504438 A NL7504438 A NL 7504438A NL 7504438 A NL7504438 A NL 7504438A NL 7504438 A NL7504438 A NL 7504438A
Authority
NL
Netherlands
Prior art keywords
magnetic head
magneto resistance
resistance magnetic
magneto
head
Prior art date
Application number
NL7504438A
Other languages
English (en)
Other versions
NL168981C (nl
NL168981B (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 NLAANVRAGE7504438,A priority Critical patent/NL168981C/nl
Priority to US05/668,948 priority patent/US4040113A/en
Priority to DE2614165A priority patent/DE2614165C2/de
Priority to GB14770/76A priority patent/GB1532093A/en
Priority to CA250,073A priority patent/CA1062369A/en
Priority to JP51040418A priority patent/JPS51124411A/ja
Priority to FR7611009A priority patent/FR2308159A1/fr
Publication of NL7504438A publication Critical patent/NL7504438A/nl
Publication of NL168981B publication Critical patent/NL168981B/nl
Application granted granted Critical
Publication of NL168981C publication Critical patent/NL168981C/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
NLAANVRAGE7504438,A 1975-04-15 1975-04-15 Magnetoweerstand leeskop. NL168981C (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NLAANVRAGE7504438,A NL168981C (nl) 1975-04-15 1975-04-15 Magnetoweerstand leeskop.
US05/668,948 US4040113A (en) 1975-04-15 1976-03-22 Magnetoresistive magnetic head
DE2614165A DE2614165C2 (de) 1975-04-15 1976-04-02 Magnetowiderstandsmagnetkopf
GB14770/76A GB1532093A (en) 1975-04-15 1976-04-12 Magnetic transducer heads
CA250,073A CA1062369A (en) 1975-04-15 1976-04-12 Magnetoresistive magnetic head
JP51040418A JPS51124411A (en) 1975-04-15 1976-04-12 Magnetic reluctance magnetic head
FR7611009A FR2308159A1 (fr) 1975-04-15 1976-04-14 Tete magnetique comportant un element a magnetoresistance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7504438,A NL168981C (nl) 1975-04-15 1975-04-15 Magnetoweerstand leeskop.

Publications (3)

Publication Number Publication Date
NL7504438A true NL7504438A (nl) 1976-10-19
NL168981B NL168981B (nl) 1981-12-16
NL168981C NL168981C (nl) 1982-05-17

Family

ID=19823577

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7504438,A NL168981C (nl) 1975-04-15 1975-04-15 Magnetoweerstand leeskop.

Country Status (7)

Country Link
US (1) US4040113A (nl)
JP (1) JPS51124411A (nl)
CA (1) CA1062369A (nl)
DE (1) DE2614165C2 (nl)
FR (1) FR2308159A1 (nl)
GB (1) GB1532093A (nl)
NL (1) NL168981C (nl)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1545295A (en) * 1975-04-14 1979-05-10 Philips Electronic Associated Magnetoresistive read head
NL7611522A (nl) * 1976-10-19 1978-04-21 Philips Nv Magnetoweerstand leeskop met onderdrukking van thermischhe ruis.
FR2390778A1 (fr) * 1977-05-13 1978-12-08 Cii Honeywell Bull Dispositif de lecture d'informations magnetiques
US4141051A (en) * 1977-10-11 1979-02-20 U.S. Philips Corporation Variable dynamic range magneto-resistive head
JPS5475284A (en) * 1977-11-29 1979-06-15 Asahi Chemical Ind Threeeterminal magnetic reluctance effect element
FR2413726A1 (fr) * 1977-12-30 1979-07-27 Cii Hb Procede et dispositif de lecture d'une information codee sous forme d'intervalles de grandeurs predeterminees
DE3014469A1 (de) * 1980-04-15 1981-10-22 Siemens AG, 1000 Berlin und 8000 München Magnetoresistiver sensor
US4371905A (en) * 1980-11-13 1983-02-01 Computer & Communications Technology Corporation High resolution hall effect read head
DE3279790D1 (en) * 1981-12-09 1989-08-03 Matsushita Electric Ind Co Ltd Thin film magnetic head
DE3390321T1 (de) * 1982-11-11 1985-01-24 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Dünnfilm-Magnetkopf
US4535375A (en) * 1983-01-14 1985-08-13 Magnetic Peripherals, Inc. Magnetoresistive head
US4580175A (en) * 1983-01-14 1986-04-01 Magnetic Peripherals, Inc. Endless, folded magnetoresistive head
US4712144A (en) * 1985-08-20 1987-12-08 International Business Machines Corporation Method and apparatus for reading recorded data by a magnetoresistive head
US5048175A (en) * 1989-03-03 1991-09-17 Seagate Technology, Inc. Method for grounding pole structures in thin film magnetic heads
FR2656454B1 (fr) * 1989-12-22 1995-07-21 Thomson Csf Tete de lecture multipiste.
US5390061A (en) * 1990-06-08 1995-02-14 Hitachi, Ltd. Multilayer magnetoresistance effect-type magnetic head
US5065094A (en) * 1990-08-07 1991-11-12 Seagate Technology, Inc. Two terminal magnetoresistive sensor having DC blocking capacitor
US5555142A (en) * 1990-09-27 1996-09-10 Kabushiki Kaisha Toshiba Magnetic disk system
JP2707191B2 (ja) * 1992-10-19 1998-01-28 シャープ株式会社 マルチトラック磁気信号再生装置
US5327303A (en) * 1992-12-18 1994-07-05 Seagate Technology, Inc. MR preamplifier having feedback loops for minimizing differential low frequency components and regulating common mode low frequency components of the preamplifier output signal
US5455730A (en) * 1993-02-18 1995-10-03 International Business Machines Corporation Contact magnetic recording disk file with a magnetoresistive read sensor
US5426542A (en) * 1994-01-21 1995-06-20 Seagate Technology, Inc. Electronically coupled high-impedance magnetoresistive preamplifier
US5436773A (en) * 1994-06-10 1995-07-25 International Business Machines Corporation Enhanced linearity range for magneto resistive transducer servo by changing the direction of the bias current
US5764451A (en) * 1996-03-28 1998-06-09 Read-Rite Corporation Multi-tapped coil having tapped segments casaded for amplification for improving signal-to-noise ratio
US5914630A (en) * 1996-05-10 1999-06-22 Vtc Inc. MR head preamplifier with output signal amplitude which is independent of head resistance
US6456449B1 (en) 1997-08-07 2002-09-24 International Business Machines Corporation Disk drive with wide servo burst pattern and wide servo sensing element
GB0423676D0 (en) * 2004-10-25 2004-11-24 Arjo Wiggins Ltd Method for reading magnetic data

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814863A (en) * 1972-10-11 1974-06-04 Ibm Internally biased magnetoresistive magnetic transducer
NL164410C (nl) * 1974-04-01 1980-12-15 Philips Nv Magnetoweerstand magneetkop.

Also Published As

Publication number Publication date
FR2308159B1 (nl) 1982-04-23
DE2614165C2 (de) 1985-10-17
US4040113A (en) 1977-08-02
FR2308159A1 (fr) 1976-11-12
DE2614165A1 (de) 1976-10-28
NL168981C (nl) 1982-05-17
JPS51124411A (en) 1976-10-29
CA1062369A (en) 1979-09-11
GB1532093A (en) 1978-11-15
JPS5713049B2 (nl) 1982-03-15
NL168981B (nl) 1981-12-16

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee