DE69006529D1 - Magnetische Sensoreinheit. - Google Patents

Magnetische Sensoreinheit.

Info

Publication number
DE69006529D1
DE69006529D1 DE90303001T DE69006529T DE69006529D1 DE 69006529 D1 DE69006529 D1 DE 69006529D1 DE 90303001 T DE90303001 T DE 90303001T DE 69006529 T DE69006529 T DE 69006529T DE 69006529 D1 DE69006529 D1 DE 69006529D1
Authority
DE
Germany
Prior art keywords
sensor unit
magnetic sensor
magnetic
unit
sensor
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE90303001T
Other languages
English (en)
Other versions
DE69006529T2 (de
Inventor
Yoshiharu Shigeno
Michihiro Murata
Yu Nishino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Application granted granted Critical
Publication of DE69006529D1 publication Critical patent/DE69006529D1/de
Publication of DE69006529T2 publication Critical patent/DE69006529T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/04—Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Measuring Magnetic Variables (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
DE69006529T 1989-03-24 1990-03-20 Magnetische Sensoreinheit. Expired - Lifetime DE69006529T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989033567U JPH02124575U (de) 1989-03-24 1989-03-24

Publications (2)

Publication Number Publication Date
DE69006529D1 true DE69006529D1 (de) 1994-03-24
DE69006529T2 DE69006529T2 (de) 1994-06-01

Family

ID=12390124

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69006529T Expired - Lifetime DE69006529T2 (de) 1989-03-24 1990-03-20 Magnetische Sensoreinheit.

Country Status (4)

Country Link
US (1) US5180903A (de)
EP (1) EP0390405B1 (de)
JP (1) JPH02124575U (de)
DE (1) DE69006529T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4021241A1 (de) * 1990-07-04 1992-01-16 Ultrakust Electronic Gmbh Lesekopf
US5358088A (en) * 1992-11-25 1994-10-25 Mars Incorporated Horizontal magnetoresistive head apparatus and method for detecting magnetic data
US5552589A (en) * 1993-08-31 1996-09-03 Eastman Kodak Company Permanent magnet assembly with MR element for detection/authentication of magnetic documents
US5414355A (en) * 1994-03-03 1995-05-09 Honeywell Inc. Magnet carrier disposed within an outer housing
US5739517A (en) * 1995-01-27 1998-04-14 Nhk Spring Co., Ltd. Apparatus and a method for checking an object to be checked for authenticity
JP3677903B2 (ja) * 1996-10-31 2005-08-03 ミツミ電機株式会社 磁気ヘッド
AU2003902702A0 (en) * 2003-05-30 2003-06-19 Astrosys International Ltd Currency note identification and validation
WO2005083457A1 (ja) * 2004-02-27 2005-09-09 Murata Manufacturing Co., Ltd. 長尺型磁気センサ
DE102008033579B4 (de) * 2008-07-17 2015-03-12 Meas Deutschland Gmbh Messvorrichtung zum Messen magnetischer Eigenschaften
US8844298B2 (en) * 2008-11-18 2014-09-30 S2 Corporation Vibration reducing sample mount with thermal coupling
US8486755B2 (en) * 2008-12-05 2013-07-16 Allegro Microsystems, Llc Magnetic field sensors and methods for fabricating the magnetic field sensors
DE102011110138A1 (de) 2011-08-15 2013-02-21 Meas Deutschland Gmbh Messvorrichtung zum Messen magnetischer Eigenschaften der Umgebung der Messvorrichtung
US9812588B2 (en) 2012-03-20 2017-11-07 Allegro Microsystems, Llc Magnetic field sensor integrated circuit with integral ferromagnetic material
US10234513B2 (en) 2012-03-20 2019-03-19 Allegro Microsystems, Llc Magnetic field sensor integrated circuit with integral ferromagnetic material
CN103512588B (zh) * 2012-06-29 2016-06-08 北京嘉岳同乐极电子有限公司 长磁传感器及制造方法
CN103839320A (zh) * 2012-11-23 2014-06-04 北京嘉岳同乐极电子有限公司 用于金融鉴伪机的磁传感器及其制作方法
CN103926543A (zh) * 2014-04-14 2014-07-16 无锡乐尔科技有限公司 基于磁电阻技术的磁头
US9030778B1 (en) * 2014-07-23 2015-05-12 Singular Technology Co., Ltd. Magnetic head housing with protection sheet bent to cover transducer and bottom-mounted control circuit board

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806902A (en) * 1972-05-15 1974-04-23 Nortronics Co Magnetic head read-to-write gap crossfeed shielding
DE2705439C2 (de) * 1976-02-10 1987-01-22 Denki Onkyo Co., Ltd., Tokio/Tokyo Magnetfühler
DE2838604A1 (de) * 1978-09-05 1980-05-22 Hartmann Georg Elektr Elektromagnetische lesevorrichtung fuer identkarten
JPS57201457A (en) * 1981-06-05 1982-12-09 Kubota Ltd Construction of falling ridge
FR2508203A1 (fr) * 1981-06-19 1982-12-24 Cii Honeywell Bull Dispositif de transduction magnetoresistant de lecture d'informations codees a faible densite
JPS58106658A (ja) * 1981-12-18 1983-06-25 Denki Onkyo Co Ltd 滋気情報読取装置
GB2114795B (en) * 1981-12-21 1985-08-14 Omron Tateisi Electronics Co Verifying system
JPS5969978A (ja) * 1982-10-15 1984-04-20 Sanyo Electric Co Ltd 磁気検出器の製造方法
JPS5979417A (ja) * 1982-10-28 1984-05-08 Sony Corp 磁気ヘツド装置
NL8300730A (nl) * 1983-02-28 1984-09-17 Philips Nv Magneetbandcassetteapparaat alsmede magneetkopeenheid toepasbaar bij een dergelijk apparaat.
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
JPS62128015A (ja) * 1985-11-29 1987-06-10 Hitachi Ltd 磁気抵抗効果型磁気ヘツド
US4988850A (en) * 1988-05-25 1991-01-29 Murata Mfg. Co., Ltd. Magnetoresistance element array

Also Published As

Publication number Publication date
EP0390405B1 (de) 1994-02-09
DE69006529T2 (de) 1994-06-01
EP0390405A1 (de) 1990-10-03
JPH02124575U (de) 1990-10-15
US5180903A (en) 1993-01-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition