NL7802472A - Magnetische opneeminrichting van gecodeerde informatie. - Google Patents

Magnetische opneeminrichting van gecodeerde informatie.

Info

Publication number
NL7802472A
NL7802472A NL7802472A NL7802472A NL7802472A NL 7802472 A NL7802472 A NL 7802472A NL 7802472 A NL7802472 A NL 7802472A NL 7802472 A NL7802472 A NL 7802472A NL 7802472 A NL7802472 A NL 7802472A
Authority
NL
Netherlands
Prior art keywords
magnetic recording
recording device
coded information
coded
information
Prior art date
Application number
NL7802472A
Other languages
English (en)
Dutch (nl)
Original Assignee
Cii Honeywell Bull
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 Cii Honeywell Bull filed Critical Cii Honeywell Bull
Publication of NL7802472A publication Critical patent/NL7802472A/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
    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/087—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Measuring Magnetic Variables (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
  • Magnetic Heads (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
NL7802472A 1977-04-29 1978-03-07 Magnetische opneeminrichting van gecodeerde informatie. NL7802472A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7713026A FR2389180A1 (fr) 1977-04-29 1977-04-29 Dispositif de transduction magnetique de detection d'informations magnetiques codees et procede de fabrication dudit dispositif

Publications (1)

Publication Number Publication Date
NL7802472A true NL7802472A (nl) 1978-10-31

Family

ID=9190113

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7802472A NL7802472A (nl) 1977-04-29 1978-03-07 Magnetische opneeminrichting van gecodeerde informatie.

Country Status (9)

Country Link
US (1) US4212041A (xx)
JP (1) JPS5826071B2 (xx)
BR (1) BR7802558A (xx)
DE (1) DE2818978A1 (xx)
ES (1) ES468326A1 (xx)
FR (1) FR2389180A1 (xx)
GB (1) GB1570050A (xx)
IT (1) IT1158675B (xx)
NL (1) NL7802472A (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418372A (en) * 1979-08-02 1983-11-29 Hitachi, Ltd. Magnetic rotary encoder
US4506220A (en) * 1980-11-10 1985-03-19 Canon Kabushiki Kaisha Temperature compensated magnetoresistive effect thin film magnetic sensor
JPS58154615A (ja) * 1982-03-10 1983-09-14 Copal Co Ltd 磁気検出装置
CH659896A5 (de) * 1982-11-22 1987-02-27 Landis & Gyr Ag Magnetfeldsensor.
JPS59179322U (ja) * 1983-05-16 1984-11-30 ティーディーケイ株式会社 磁気センサ
JPS59179320U (ja) * 1983-05-17 1984-11-30 ティーディーケイ株式会社 磁気センサ
JPS6073415A (ja) * 1983-09-30 1985-04-25 Tdk Corp 距離センサ
JPH0241644Y2 (xx) * 1984-09-12 1990-11-06
JPS60247114A (ja) * 1984-12-24 1985-12-06 Hitachi Ltd 位置検出装置
US5266786A (en) * 1991-10-01 1993-11-30 Ncr Corporation Magnetoresistive head for reading magnetic ink characters
FR2737796B1 (fr) * 1995-08-11 1997-11-07 Wynid Technologies Sa Dispositif de lecture de cheques et notamment de la piste portant le numero d'identification bancaire
FR2742898B1 (fr) * 1995-12-22 1998-03-06 Tenenbaum Jean Dispositif de lecture de caracteres magnetisables
FR2779560B1 (fr) * 1998-06-04 2001-01-05 Dassault Automatismes Dispositif de traitement de caracteres magnetiques a reduction de bruit magnetique
US6378773B1 (en) 2000-05-23 2002-04-30 Banctec, Inc. Shielded roller for reducing magnetic interferences in a MICR system read head
KR100632458B1 (ko) * 2004-04-30 2006-10-11 아이치 세이코우 가부시키가이샤 가속도 센서
JP2007093448A (ja) * 2005-09-29 2007-04-12 Aichi Steel Works Ltd モーションセンサ及びこれを用いた携帯電話機

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736419A (en) * 1971-10-26 1973-05-29 Ibm Magnetoresistive sensing of bubble domains with noise suppression
NL7405727A (nl) * 1974-04-29 1975-10-31 Philips Nv Magnetoweerstandkop.
US3979775A (en) * 1975-09-08 1976-09-07 International Business Machines Corporation Magnetoresistive multitransducer assembly with compensation elements for thermal drift and bias balancing

Also Published As

Publication number Publication date
FR2389180B1 (xx) 1980-12-19
FR2389180A1 (fr) 1978-11-24
GB1570050A (en) 1980-06-25
IT7821511A0 (it) 1978-03-23
IT1158675B (it) 1987-02-25
JPS53135525A (en) 1978-11-27
US4212041A (en) 1980-07-08
JPS5826071B2 (ja) 1983-05-31
BR7802558A (pt) 1978-12-26
DE2818978A1 (de) 1978-11-02
ES468326A1 (es) 1980-12-16

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Legal Events

Date Code Title Description
BC A request for examination has been filed
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
BV The patent application has lapsed