JPS5178647A - - Google Patents

Info

Publication number
JPS5178647A
JPS5178647A JP50002141A JP214175A JPS5178647A JP S5178647 A JPS5178647 A JP S5178647A JP 50002141 A JP50002141 A JP 50002141A JP 214175 A JP214175 A JP 214175A JP S5178647 A JPS5178647 A JP S5178647A
Authority
JP
Japan
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.)
Granted
Application number
JP50002141A
Other versions
JPS5927115B2 (ja
Inventor
Yoshimi Makino
Hiroyuki Ookubo
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.)
Sony Corp
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 JPS5178647A publication Critical patent/JPS5178647A/ja
Publication of JPS5927115B2 publication Critical patent/JPS5927115B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
    • G01D5/147—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the movement of a third element, the position of Hall device and the source of magnetic field being fixed in respect to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
    • C07F9/66—Arsenic compounds
    • C07F9/70—Organo-arsenic compounds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance sensors
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/9517—Proximity switches using a magnetic detector using galvanomagnetic devices
JP752141A 1974-12-29 1974-12-29 情報検出装置 Expired JPS5927115B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21417574 1974-12-29

Publications (2)

Publication Number Publication Date
JPS5178647A true JPS5178647A (ja) 1976-07-08
JPS5927115B2 JPS5927115B2 (ja) 1984-07-03

Family

ID=16651473

Family Applications (1)

Application Number Title Priority Date Filing Date
JP752141A Expired JPS5927115B2 (ja) 1974-12-29 1974-12-29 情報検出装置

Country Status (7)

Country Link
US (1) US4021728A (ja)
JP (1) JPS5927115B2 (ja)
CA (1) CA1063207A (ja)
DE (1) DE2558956A1 (ja)
FR (1) FR2296182A1 (ja)
GB (1) GB1535197A (ja)
NL (1) NL191248C (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945578U (ja) * 1982-09-20 1984-03-26 三洋電機株式会社 磁気検出器
JPS6034086A (ja) * 1983-08-06 1985-02-21 Sharp Corp 磁気センサ
JPH05501183A (ja) * 1990-03-02 1993-03-04 シーメンス アクチエンゲゼルシヤフト 電子スイツチ
JP2003295961A (ja) * 2002-04-02 2003-10-17 Nemoto Kyorindo:Kk コントローラ装置
JP2005024423A (ja) * 2003-07-03 2005-01-27 Nemoto Kyorindo:Kk スリット部材、エンコーダ装置、コントローラ装置、薬液注入装置

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4296377A (en) * 1978-03-27 1981-10-20 Sony Corporation Magnetic signal field sensor that is substantially immune to angular displacement relative to the signal field
US4371116A (en) * 1978-04-04 1983-02-01 Sage David M Variable reactance alignment detector and control
JPS54157610A (en) * 1978-05-26 1979-12-12 Sony Corp Magnetic head
FR2428875A1 (fr) * 1978-06-16 1980-01-11 Cii Honeywell Bull Procede et appareil de lecture d'informations codees magnetiquement
US4255708A (en) * 1978-12-15 1981-03-10 International Business Machines Corporation Magnetoresistive position transducer with invariable peak signal
GB2052855B (en) * 1979-03-30 1983-05-18 Sony Corp Magnetoresistive transducers
US4394621A (en) * 1980-12-08 1983-07-19 International Business Machines Corporation Electronic velocity measurement especially for self-clocking write head
IT1211140B (it) * 1980-12-09 1989-09-29 Sony Corp Dispositivo commutatore a sensore magnetico.
FR2508203A1 (fr) * 1981-06-19 1982-12-24 Cii Honeywell Bull Dispositif de transduction magnetoresistant de lecture d'informations codees a faible densite
US4616281A (en) * 1982-03-10 1986-10-07 Copal Company Limited Displacement detecting apparatus comprising magnetoresistive elements
ES520422A0 (es) * 1983-03-08 1984-03-16 Zottnik Edmund Sistema codificado de validacion y comando.
US4523193A (en) * 1983-11-21 1985-06-11 Levinson Samuel H Remote-controlled doorbell signal receiver
US4668913A (en) * 1985-03-14 1987-05-26 International Business Machines Corporation Constant flux magneto resistive magnetic reluctance sensing apparatus
US4812674A (en) * 1985-05-20 1989-03-14 Square D Company Safety gate limit switch using Hall effect transducer
US4713723A (en) * 1986-07-01 1987-12-15 Kaufman Lance R Isolation transformer
US4835509A (en) * 1986-07-29 1989-05-30 Nippondenso Co., Ltd. Noncontact potentiometer
GB2205406A (en) * 1987-06-04 1988-12-07 Spectrol Reliance Ltd Encoder apparatus
JPH02271216A (ja) * 1989-04-13 1990-11-06 Hitachi Metals Ltd 磁気式エンコーダ
DE4003212A1 (de) * 1990-01-31 1991-08-01 Royd Luedtke Einrichtung zur identifikation von stueckguetern
JP2720681B2 (ja) * 1992-01-06 1998-03-04 株式会社村田製作所 移動体の移動検出装置
DE4343677A1 (de) * 1993-12-21 1995-06-22 Teves Gmbh Alfred Schaltungsanordnung zur Auswertung des Meßsignals einer Brückenschaltung
US5831431A (en) * 1994-01-31 1998-11-03 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Miniaturized coil arrangement made by planar technology, for the detection of ferromagnetic materials
JPH08249602A (ja) * 1995-03-06 1996-09-27 Mitsubishi Electric Corp 磁気式記憶再生方法ならびにそれに用いる磁気再生装置、磁気記憶媒体およびその製法
JP3605880B2 (ja) * 1995-05-12 2004-12-22 株式会社デンソー 非接触型回転センサ
DE19628566A1 (de) * 1996-07-16 1998-01-29 Bosch Gmbh Robert Magnetfeldempfindlicher Sensor
JP3726418B2 (ja) * 1997-04-18 2005-12-14 株式会社デンソー 回転検出装置
JP2001059851A (ja) * 1999-08-20 2001-03-06 Yazaki Corp 電流検出装置及び電流検出方法
DE102008015861A1 (de) * 2008-03-26 2009-10-01 Continental Teves Ag & Co. Ohg Sensoranordnung
US9030780B2 (en) * 2012-08-08 2015-05-12 The United States Of America As Represented By The Secretary Of The Army Method and apparatus for reading a non-volatile memory using a spin torque oscillator
US9245617B2 (en) 2013-12-17 2016-01-26 The United States Of America As Represented By The Secretary Of The Army Nonvolatile memory cells programable by phase change and method
CN106998644B (zh) * 2016-01-22 2020-08-07 鸿富锦精密电子(郑州)有限公司 静电保护电路及具有该静电保护电路的电子装置
US10466206B2 (en) * 2016-12-12 2019-11-05 Southwest Research Institute Non destructive magnetostrictive testing with unidirectional guided waves generated by ferromagnetic strip sensor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997648A (en) * 1944-09-27 1961-08-22 Bell Telephone Labor Inc Magnetic field detector
US3405355A (en) * 1965-02-26 1968-10-08 Navy Usa Thin film magnetoresistance magnetometer having a current path etched at an angle tothe axes of magnetization
GB1245954A (en) * 1967-12-07 1971-09-15 Ici Ltd Device for the detection of the rotational motion of a shaft
US3493694A (en) * 1966-01-19 1970-02-03 Ampex Magnetoresistive head
US3546579A (en) * 1968-10-22 1970-12-08 Sperry Rand Corp Thin-ferromagnetic-film magnetoresistance magnetometer sensitive to easy axis field components and biased to be insensitive to hard axis field components
DE1910601C3 (de) * 1969-03-01 1973-10-04 Siemens Ag, 1000 Berlin U. 8000 Muenchen Meßumformer
US3731007A (en) * 1971-04-19 1973-05-01 Denki Onkyo Co Ltd Magnetic head having a magneto-resistive bridge circuit
US3716781A (en) * 1971-10-26 1973-02-13 Ibm Magnetoresistive sensing device for detection of magnetic fields having a shape anisotropy field and uniaxial anisotropy field which are perpendicular
JPS4854957A (ja) * 1971-11-08 1973-08-02
US3814863A (en) * 1972-10-11 1974-06-04 Ibm Internally biased magnetoresistive magnetic transducer
JPS575067B2 (ja) * 1973-07-13 1982-01-28

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945578U (ja) * 1982-09-20 1984-03-26 三洋電機株式会社 磁気検出器
JPH0240552Y2 (ja) * 1982-09-20 1990-10-29
JPS6034086A (ja) * 1983-08-06 1985-02-21 Sharp Corp 磁気センサ
JPH05501183A (ja) * 1990-03-02 1993-03-04 シーメンス アクチエンゲゼルシヤフト 電子スイツチ
JP2003295961A (ja) * 2002-04-02 2003-10-17 Nemoto Kyorindo:Kk コントローラ装置
JP2005024423A (ja) * 2003-07-03 2005-01-27 Nemoto Kyorindo:Kk スリット部材、エンコーダ装置、コントローラ装置、薬液注入装置

Also Published As

Publication number Publication date
NL7515046A (nl) 1976-07-01
JPS5927115B2 (ja) 1984-07-03
NL191248C (nl) 1995-04-03
FR2296182B1 (ja) 1982-02-19
US4021728A (en) 1977-05-03
DE2558956C2 (ja) 1989-09-14
CA1063207A (en) 1979-09-25
FR2296182A1 (fr) 1976-07-23
NL191248B (nl) 1994-11-01
DE2558956A1 (de) 1976-07-01
GB1535197A (en) 1978-12-13

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