JPS5559314A - Magnetic scale signal detector - Google Patents

Magnetic scale signal detector

Info

Publication number
JPS5559314A
JPS5559314A JP13281078A JP13281078A JPS5559314A JP S5559314 A JPS5559314 A JP S5559314A JP 13281078 A JP13281078 A JP 13281078A JP 13281078 A JP13281078 A JP 13281078A JP S5559314 A JPS5559314 A JP S5559314A
Authority
JP
Japan
Prior art keywords
elements
detection
magnetic
output
scale
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.)
Granted
Application number
JP13281078A
Other languages
English (en)
Other versions
JPH0145008B2 (ja
Inventor
Akiyoshi Narimatsu
Hiroyuki Okubo
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
Priority to JP13281078A priority Critical patent/JPS5559314A/ja
Priority to CA000338175A priority patent/CA1140234A/en
Priority to GB7937101A priority patent/GB2034053B/en
Priority to CH9649/79A priority patent/CH659323A5/de
Priority to SE7908903A priority patent/SE455732B/sv
Priority to IT26851/79A priority patent/IT1124694B/it
Priority to DE19792943369 priority patent/DE2943369A1/de
Priority to NL7907932A priority patent/NL190968C/xx
Publication of JPS5559314A publication Critical patent/JPS5559314A/ja
Priority to US06/368,504 priority patent/US4429276A/en
Publication of JPH0145008B2 publication Critical patent/JPH0145008B2/ja
Granted 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
    • G01D5/145—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 relative movement between the Hall device and magnetic fields
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2451—Incremental encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
  • Hall/Mr Elements (AREA)
JP13281078A 1978-10-27 1978-10-27 Magnetic scale signal detector Granted JPS5559314A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP13281078A JPS5559314A (en) 1978-10-27 1978-10-27 Magnetic scale signal detector
CA000338175A CA1140234A (en) 1978-10-27 1979-10-23 Magnetoresistive displacement sensor and signal processing circuits therefor
GB7937101A GB2034053B (en) 1978-10-27 1979-10-25 Magneto resistive displacement sensors
IT26851/79A IT1124694B (it) 1978-10-27 1979-10-26 Trasduttore sensore di spostamento magnetoresistivo
SE7908903A SE455732B (sv) 1978-10-27 1979-10-26 Magnetoresistiv forskjutningsgivare
CH9649/79A CH659323A5 (de) 1978-10-27 1979-10-26 Messwandler mit einem feldplatten-verschiebungsfuehler und mit einem magnetischen gitter.
DE19792943369 DE2943369A1 (de) 1978-10-27 1979-10-26 Magnetwiderstand-verschiebungsfuehler sowie signalverarbeitungsschaltung
NL7907932A NL190968C (nl) 1978-10-27 1979-10-29 Magnetoresistieve verplaatsingssensor.
US06/368,504 US4429276A (en) 1978-10-27 1982-04-15 Magnetoresistive displacement sensor and signal reprocessing circuits therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13281078A JPS5559314A (en) 1978-10-27 1978-10-27 Magnetic scale signal detector

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP893484A Division JPS6035215A (ja) 1984-01-20 1984-01-20 磁気スケ−ル信号検出装置

Publications (2)

Publication Number Publication Date
JPS5559314A true JPS5559314A (en) 1980-05-02
JPH0145008B2 JPH0145008B2 (ja) 1989-10-02

Family

ID=15090102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13281078A Granted JPS5559314A (en) 1978-10-27 1978-10-27 Magnetic scale signal detector

Country Status (9)

Country Link
US (1) US4429276A (ja)
JP (1) JPS5559314A (ja)
CA (1) CA1140234A (ja)
CH (1) CH659323A5 (ja)
DE (1) DE2943369A1 (ja)
GB (1) GB2034053B (ja)
IT (1) IT1124694B (ja)
NL (1) NL190968C (ja)
SE (1) SE455732B (ja)

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57154014A (en) * 1981-03-20 1982-09-22 Hitachi Ltd Magnetic rotary encoder
JPS57158512A (en) * 1981-03-25 1982-09-30 Sharp Corp Magnetic linear encoder
JPS5827013A (ja) * 1981-08-12 1983-02-17 Hitachi Ltd 測定用エンコ−ダ
JPS58169520U (ja) * 1982-05-07 1983-11-12 ソニ−マグネスケ−ル株式会社 磁気スケ−ル装置
JPS5919810A (ja) * 1982-07-26 1984-02-01 Matsushita Electric Ind Co Ltd 回転角検出装置
JPS5979806A (ja) * 1982-10-29 1984-05-09 Hitachi Ltd 多相磁気回転センサおよび多相−２相出力変換方法
JPS59100816A (ja) * 1982-12-01 1984-06-11 Matsushita Electric Ind Co Ltd 磁電変換装置
JPS6029611A (ja) * 1983-07-27 1985-02-15 Sony Magnescale Inc 検出ヘツド
JPS6139592A (ja) * 1984-07-31 1986-02-25 Japan Servo Co Ltd 磁気エンコ−ダ
JPS6156904A (ja) * 1985-07-27 1986-03-22 Sony Magnescale Inc 同軸型磁気スケ−ル
JPS61114125A (ja) * 1984-11-09 1986-05-31 Inoue Japax Res Inc 磁気エンコ−ダ
JPS61161418A (ja) * 1985-01-11 1986-07-22 Japan Servo Co Ltd 磁気エンコ−ダ
JPS61178410U (ja) * 1985-04-26 1986-11-07
JPS6275317A (ja) * 1985-09-30 1987-04-07 Toshiba Corp 変位符号化装置
JPS62289724A (ja) * 1986-06-10 1987-12-16 Yamaha Corp 磁気エンコ−ダ用磁気抵抗センサ
JPS63213382A (ja) * 1987-03-02 1988-09-06 Mitsubishi Kasei Corp 磁気抵抗素子
JP2008209224A (ja) * 2007-02-26 2008-09-11 Daido Steel Co Ltd 磁気センサ
WO2010013690A1 (ja) * 2008-07-29 2010-02-04 アルプス電気株式会社 磁気検知装置
EP2865997A1 (en) 2013-10-28 2015-04-29 Hitachi Metals, Ltd. Magnetic medium for magnetic encoder, magnetic encoder and method for manufacturing magnetic medium

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048983B2 (en) * 1980-09-29 1991-09-18 Hitachi, Ltd. Rotation detecting means for a rotating body
IT1211140B (it) * 1980-12-09 1989-09-29 Sony Corp Dispositivo commutatore a sensore magnetico.
FR2495764A1 (fr) * 1980-12-10 1982-06-11 Alpia Sa Appareil de mesure d'elements de geometrie avec affichage
DE3201005A1 (de) * 1982-01-15 1983-07-28 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Einrichtung zur fehlerkorrektur bei positionsmesssystemen
JPS58148914A (ja) * 1982-03-02 1983-09-05 Fanuc Ltd パルスコ−ダ
JPS595914A (ja) * 1982-07-02 1984-01-12 Hitachi Ltd 磁気的に位置を検出する装置
US4663588A (en) 1983-07-27 1987-05-05 Sony Magnescale Incorporation Detector for use for measuring dimensions of an object
US4757257A (en) * 1984-05-28 1988-07-12 Canon Kabushiki Kaisha Magnetoresistive displacement sensor and signal processing circuit
DE3426784A1 (de) * 1984-07-20 1986-01-30 Bosch Gmbh Robert Magnetoresistiver sensor zur abgabe von elektrischen signalen
JPH0623931Y2 (ja) * 1984-08-30 1994-06-22 株式会社ソキア 磁気スケール用検出器
US4785241A (en) * 1985-08-08 1988-11-15 Canon Denshi Kabushiki Kaisha Encoder unit using magnetoresistance effect element
DE3611469A1 (de) * 1986-04-05 1987-10-08 Bosch Gmbh Robert Vorrichtung und verfahren zur beruehrungslosen positionsmessung
KR920008235B1 (ko) * 1986-06-10 1992-09-25 야마하 가부시끼가이샤 엔코더용 자기 저항 센서
US4940708A (en) * 1986-10-30 1990-07-10 Pfizer Inc. 4-arylsulfonyl-3,4-dihydro-2(1H)-quinoxalinone-1-alkanoic acids, esters, and salts
GB2205406A (en) * 1987-06-04 1988-12-07 Spectrol Reliance Ltd Encoder apparatus
DE3739023A1 (de) * 1987-11-17 1989-05-24 S & S Elektronik Geraetebau Verfahren zur messung und korrektur der stoesselverstellung bei schnellaufenden hubpressen und schaltung zur durchfuehrung des verfahrens
US5047716A (en) * 1988-02-19 1991-09-10 K.K. Sankyo Seiki Seisakusho Movement detector employing constant current drive
JP2787783B2 (ja) * 1990-06-08 1998-08-20 ソニー・プレシジョン・テクノロジー株式会社 位置検出装置
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
JP3259316B2 (ja) * 1992-02-07 2002-02-25 ソニー株式会社 位置検出装置、レンズ装置、ビデオカメラ
DE4233331C2 (de) * 1992-10-05 1995-06-01 Inst Mikrostrukturtechnologie Anordnung zur Bestimmung von Positionen
US5502380A (en) * 1994-04-28 1996-03-26 Rosemount Inc. Analog weighted binary absolute position encoder including an array of sense resistors each having material responsive to FWX and nonresponsive to flux
US6246233B1 (en) 1994-12-30 2001-06-12 Northstar Technologies Inc. Magnetoresistive sensor with reduced output signal jitter and temperature compensation
US5886520A (en) * 1995-01-24 1999-03-23 Canon Kabushiki Kaisha Position sensor having magnetic resistance effect devices for detecting a position of an object
US5889403A (en) * 1995-03-31 1999-03-30 Canon Denshi Kabushiki Kaisha Magnetic detecting element utilizing magnetic impedance effect
US5744950A (en) * 1996-05-09 1998-04-28 Ssi Technologies, Inc. Apparatus for detecting the speed of a rotating element including signal conditioning to provide a fifty percent duty cycle
DE19625016B4 (de) * 1996-06-22 2004-07-01 Robert Bosch Gmbh Verfahren zur genauen Positionsmessung
US5910774A (en) * 1996-09-18 1999-06-08 Itron, Inc. Sensor for count and tamper detection
US6472868B1 (en) * 1998-08-05 2002-10-29 Minebea Co., Ltd. Magnetic impedance element having at least two thin film-magnetic cores
US6326782B1 (en) 1999-03-15 2001-12-04 Delphi Technologies, Inc. Two dimensional magnetoresistive position sensor
FR2795507B1 (fr) * 1999-06-24 2001-08-03 Roulements Soc Nouvelle Capteur de couple a barrette de hall
US6803760B2 (en) * 2002-07-30 2004-10-12 Comprehensive Power, Inc. Apparatus and method for determining an angular position of a rotating component
US7130750B1 (en) 2005-03-22 2006-10-31 Racine Federated, Inc. Flow meter with magnetoresistive sensors and method of measuring flow
DE102008015861A1 (de) * 2008-03-26 2009-10-01 Continental Teves Ag & Co. Ohg Sensoranordnung
DE102009028093A1 (de) * 2009-07-29 2011-02-10 Robert Bosch Gmbh Verfahren zur Herstellung eines magnetischen Sensorelements
JP2012173206A (ja) 2011-02-23 2012-09-10 Yamanashi Nippon Denki Kk 磁気センサ及びその製造方法
JP2013257231A (ja) * 2012-06-13 2013-12-26 Jtekt Corp 回転角センサ
US20140028307A1 (en) * 2012-07-26 2014-01-30 Udo Ausserlechner Magnetoresistive sensor systems and methods having a yaw angle between premagnetization and magnetic field directions
CN103900457B (zh) * 2014-03-18 2017-05-03 广东工业大学 微纳级电磁栅尺及其制造装置及制造方法及位移检测***
CN104697428B (zh) * 2015-03-11 2017-05-17 武汉静磁栅机电制造有限公司 基于磁感应传感器的高精度直线位移检测装置
GB2545012A (en) * 2015-12-03 2017-06-07 Prec Varionic Int Ltd A non-contact sensor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081117A (ja) * 1973-11-17 1975-07-01
JPS51113468U (ja) * 1975-03-10 1976-09-14
JPS5293358A (en) * 1976-02-02 1977-08-05 Denki Onkyo Co Ltd Rotary motion detecting device
JPS52126848U (ja) * 1976-03-22 1977-09-27
JPS52130614A (en) * 1976-04-26 1977-11-02 Nec Corp Magnetic head

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US3127032A (en) * 1964-03-31 roberts
GB1000278A (en) * 1962-02-20 1965-08-04 Stanley Gustav Dehn Displacement measuring device
NL295918A (ja) * 1962-07-31
DE1185227B (de) * 1963-07-25 1965-01-14 Siemens Ag Abtasteinrichtung mit Hallgenerator fuer periodische magnetische Aufzeichnungen
US3582924A (en) 1968-05-17 1971-06-01 Sony Corp Displacement measuring instrument
JPS4835017B1 (ja) 1968-10-02 1973-10-25
NL7414829A (nl) * 1973-11-17 1975-05-21 Sony Corp Magnetoresistief element.
JPS5725766B2 (ja) * 1973-12-12 1982-06-01
JPS576962Y2 (ja) 1974-07-26 1982-02-09
JPS5613244B2 (ja) * 1974-07-31 1981-03-27
US4039936A (en) * 1976-04-05 1977-08-02 International Business Machines Corporation Interleaved magnetoresistive displacement transducers
NL7611522A (nl) * 1976-10-19 1978-04-21 Philips Nv Magnetoweerstand leeskop met onderdrukking van thermischhe ruis.
NL7611521A (nl) * 1976-10-19 1978-04-21 Philips Nv Magnetoweerstand leeskop.

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
JPS5081117A (ja) * 1973-11-17 1975-07-01
JPS51113468U (ja) * 1975-03-10 1976-09-14
JPS5293358A (en) * 1976-02-02 1977-08-05 Denki Onkyo Co Ltd Rotary motion detecting device
JPS52126848U (ja) * 1976-03-22 1977-09-27
JPS52130614A (en) * 1976-04-26 1977-11-02 Nec Corp Magnetic head

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57154014A (en) * 1981-03-20 1982-09-22 Hitachi Ltd Magnetic rotary encoder
JPH0352565B2 (ja) * 1981-03-20 1991-08-12 Hitachi Ltd
JPS57158512A (en) * 1981-03-25 1982-09-30 Sharp Corp Magnetic linear encoder
JPS5827013A (ja) * 1981-08-12 1983-02-17 Hitachi Ltd 測定用エンコ−ダ
JPS58169520U (ja) * 1982-05-07 1983-11-12 ソニ−マグネスケ−ル株式会社 磁気スケ−ル装置
JPS5919810A (ja) * 1982-07-26 1984-02-01 Matsushita Electric Ind Co Ltd 回転角検出装置
JPH0526124B2 (ja) * 1982-10-29 1993-04-15 Hitachi Ltd
JPS5979806A (ja) * 1982-10-29 1984-05-09 Hitachi Ltd 多相磁気回転センサおよび多相−２相出力変換方法
JPS59100816A (ja) * 1982-12-01 1984-06-11 Matsushita Electric Ind Co Ltd 磁電変換装置
JPH0216973B2 (ja) * 1982-12-01 1990-04-19 Matsushita Electric Ind Co Ltd
JPS6029611A (ja) * 1983-07-27 1985-02-15 Sony Magnescale Inc 検出ヘツド
JPH0429967B2 (ja) * 1983-07-27 1992-05-20
JPS6139592A (ja) * 1984-07-31 1986-02-25 Japan Servo Co Ltd 磁気エンコ−ダ
JPH0430756B2 (ja) * 1984-07-31 1992-05-22
JPS61114125A (ja) * 1984-11-09 1986-05-31 Inoue Japax Res Inc 磁気エンコ−ダ
JPS61161418A (ja) * 1985-01-11 1986-07-22 Japan Servo Co Ltd 磁気エンコ−ダ
JPH052803Y2 (ja) * 1985-04-26 1993-01-25
JPS61178410U (ja) * 1985-04-26 1986-11-07
JPH0132447B2 (ja) * 1985-07-27 1989-06-30 Sony Magnescale Inc
JPS6156904A (ja) * 1985-07-27 1986-03-22 Sony Magnescale Inc 同軸型磁気スケ−ル
JPS6275317A (ja) * 1985-09-30 1987-04-07 Toshiba Corp 変位符号化装置
JPS62289724A (ja) * 1986-06-10 1987-12-16 Yamaha Corp 磁気エンコ−ダ用磁気抵抗センサ
JPS63213382A (ja) * 1987-03-02 1988-09-06 Mitsubishi Kasei Corp 磁気抵抗素子
JP2008209224A (ja) * 2007-02-26 2008-09-11 Daido Steel Co Ltd 磁気センサ
WO2010013690A1 (ja) * 2008-07-29 2010-02-04 アルプス電気株式会社 磁気検知装置
JP5175350B2 (ja) * 2008-07-29 2013-04-03 アルプス電気株式会社 磁気検知装置
EP2865997A1 (en) 2013-10-28 2015-04-29 Hitachi Metals, Ltd. Magnetic medium for magnetic encoder, magnetic encoder and method for manufacturing magnetic medium
US9574906B2 (en) 2013-10-28 2017-02-21 Hitachi Metals, Ltd. Magnetic medium for magnetic encoder, magnetic encoder and method for manufacturing magnetic medium

Also Published As

Publication number Publication date
GB2034053B (en) 1983-05-18
NL190968B (nl) 1994-06-16
CH659323A5 (de) 1987-01-15
SE455732B (sv) 1988-08-01
GB2034053A (en) 1980-05-29
DE2943369A1 (de) 1980-05-08
DE2943369C2 (ja) 1989-02-23
NL7907932A (nl) 1980-04-29
IT1124694B (it) 1986-05-14
CA1140234A (en) 1983-01-25
SE7908903L (sv) 1980-04-28
IT7926851A0 (it) 1979-10-26
NL190968C (nl) 1994-11-16
US4429276A (en) 1984-01-31
JPH0145008B2 (ja) 1989-10-02

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