IT1211140B - Dispositivo commutatore a sensore magnetico. - Google Patents

Dispositivo commutatore a sensore magnetico.

Info

Publication number
IT1211140B
IT1211140B IT8125412A IT2541281A IT1211140B IT 1211140 B IT1211140 B IT 1211140B IT 8125412 A IT8125412 A IT 8125412A IT 2541281 A IT2541281 A IT 2541281A IT 1211140 B IT1211140 B IT 1211140B
Authority
IT
Italy
Prior art keywords
magnetic sensor
switch device
sensor switch
magnetic
switch
Prior art date
Application number
IT8125412A
Other languages
English (en)
Other versions
IT8125412A0 (it
Inventor
Hiroyuki Ohkubo
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
Priority claimed from JP55172554A external-priority patent/JPS5797231A/ja
Priority claimed from JP55172553A external-priority patent/JPS5797230A/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of IT8125412A0 publication Critical patent/IT8125412A0/it
Application granted granted Critical
Publication of IT1211140B publication Critical patent/IT1211140B/it

Links

Classifications

    • 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
IT8125412A 1980-12-09 1981-12-02 Dispositivo commutatore a sensore magnetico. IT1211140B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP55172554A JPS5797231A (en) 1980-12-09 1980-12-09 Magnetic sensor switch device
JP55172553A JPS5797230A (en) 1980-12-09 1980-12-09 Magnetic sensor switch device

Publications (2)

Publication Number Publication Date
IT8125412A0 IT8125412A0 (it) 1981-12-02
IT1211140B true IT1211140B (it) 1989-09-29

Family

ID=26494866

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8125412A IT1211140B (it) 1980-12-09 1981-12-02 Dispositivo commutatore a sensore magnetico.

Country Status (7)

Country Link
US (1) US4492922A (it)
CA (1) CA1182171A (it)
CH (1) CH657949A5 (it)
DE (1) DE3148754A1 (it)
FR (1) FR2495859B1 (it)
GB (1) GB2089514B (it)
IT (1) IT1211140B (it)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS595914A (ja) * 1982-07-02 1984-01-12 Hitachi Ltd 磁気的に位置を検出する装置
EP0151002B1 (en) * 1984-01-25 1991-08-28 Matsushita Electric Industrial Co., Ltd. Magnetic detector
US4865568A (en) * 1985-06-18 1989-09-12 Sanshin Kogyo Kabushiki Kaisha Trim angle sensor for marine propulsion device
US4801830A (en) * 1986-08-04 1989-01-31 Canon Kabushiki Kaisha Brushless motor
DE3708104A1 (de) * 1987-03-13 1988-09-22 Bosch Gmbh Robert Positionsmessvorrichtung
JPH01178816A (ja) * 1988-01-11 1989-07-17 Alps Electric Co Ltd 磁気センサ
EP0379180B1 (en) * 1989-01-18 1996-11-20 Nippondenso Co., Ltd. Magnetic detection device and physical quantity detection device using same
US5038130A (en) * 1990-11-06 1991-08-06 Santa Barbara Research Center System for sensing changes in a magnetic field
JP2527856B2 (ja) * 1991-06-18 1996-08-28 三菱電機株式会社 磁気センサ
US5247278A (en) * 1991-11-26 1993-09-21 Honeywell Inc. Magnetic field sensing device
DE4303403C2 (de) * 1992-02-05 1996-03-28 Mitsubishi Electric Corp Linear-Verschiebungsdetektor
US5570015A (en) * 1992-02-05 1996-10-29 Mitsubishi Denki Kabushiki Kaisha Linear positional displacement detector for detecting linear displacement of a permanent magnet as a change in direction of magnetic sensor unit
US5637995A (en) * 1992-12-09 1997-06-10 Nippondenso Co., Ltd. Magnetic detection device having a magnet including a stepped portion for eliminating turbulence at the MR sensor
DE4341890C2 (de) * 1992-12-09 2003-11-06 Denso Corp Magnetische Detektionseinrichtung
SE9401450L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt vid detektering av magnetiska element
US5644228A (en) * 1993-08-31 1997-07-01 Eastman Kodak Company Permanent magnet assembly with MR and DC compensating bias
US5705924A (en) * 1993-11-09 1998-01-06 Eastman Kodak Company Hall effect sensor for detecting an induced image magnet in a smooth material
US5825593A (en) * 1994-02-18 1998-10-20 Seagate Technology, Inc. Electric field modulated MR sensor
US5644226A (en) * 1994-03-02 1997-07-01 Nippondenso Co., Ltd. Magnetic detector having a bias magnet and magnetoresistive elements shifted away from the center of the magnet
DE4408078A1 (de) * 1994-03-10 1995-09-14 Philips Patentverwaltung Winkelsensor
SE9401449L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt och anordning vid kodning av elektroniska etiketter
SE9401436L (sv) * 1994-04-26 1995-10-27 Rso Corp Amorfa band med förbättrade egenskaper
SE9401448L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt och anordning vid excitering och detektering av magnetiska element
SE503526C2 (sv) * 1994-10-26 1996-07-01 Rso Corp Sätt för detektering av etiketter med amorfa magnetoelastiska band
JP2655106B2 (ja) * 1994-12-07 1997-09-17 日本電気株式会社 磁気抵抗センサ
JP2982638B2 (ja) * 1995-01-19 1999-11-29 株式会社デンソー 変位検出装置
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
US5781005A (en) * 1995-06-07 1998-07-14 Allegro Microsystems, Inc. Hall-effect ferromagnetic-article-proximity sensor
DE19532065C2 (de) * 1995-08-31 1998-05-07 Bosch Gmbh Robert Magnetoresistiver Sensor
US6674280B1 (en) * 1999-12-31 2004-01-06 Honeywell International Inc. Position detection apparatus with distributed bridge sensor
JP4006674B2 (ja) * 2001-05-22 2007-11-14 日立金属株式会社 方位計
DE10132215A1 (de) * 2001-07-03 2003-01-23 Philips Corp Intellectual Pty Anordnung zum Messen der Winkelposition eines Objektes
US6833706B2 (en) * 2002-04-01 2004-12-21 Schlumberger Technology Corporation Hole displacement measuring system and method using a magnetic field
US6924966B2 (en) * 2002-05-29 2005-08-02 Superconductor Technologies, Inc. Spring loaded bi-stable MEMS switch
US6795697B2 (en) * 2002-07-05 2004-09-21 Superconductor Technologies, Inc. RF receiver switches
US20040017187A1 (en) * 2002-07-24 2004-01-29 Van Ostrand Kent E. Magnetoresistive linear position sensor
US6833697B2 (en) * 2002-09-11 2004-12-21 Honeywell International Inc. Saturated magnetoresistive approach for linear position sensing
US7023201B2 (en) * 2003-12-15 2006-04-04 Texas Instruments Incorporated Magnetic position sensor apparatus and method
US6940275B2 (en) * 2003-12-15 2005-09-06 Texas Instruments Incorporated Magnetic position sensor apparatus and method
US9372242B2 (en) * 2012-05-11 2016-06-21 Memsic, Inc. Magnetometer with angled set/reset coil
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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS576962Y2 (it) * 1974-07-26 1982-02-09
JPS5613244B2 (it) * 1974-07-31 1981-03-27
JPS5927115B2 (ja) * 1974-12-29 1984-07-03 ソニー株式会社 情報検出装置
US4039936A (en) * 1976-04-05 1977-08-02 International Business Machines Corporation Interleaved magnetoresistive displacement transducers
CA1126818A (en) * 1978-03-27 1982-06-29 Hiroyuki Ohkubo Apparatus for sensing an external magnetic field
JPS5559314A (en) * 1978-10-27 1980-05-02 Sony Corp Magnetic scale signal detector
GB2052855B (en) * 1979-03-30 1983-05-18 Sony Corp Magnetoresistive transducers

Also Published As

Publication number Publication date
US4492922A (en) 1985-01-08
GB2089514B (en) 1984-10-03
FR2495859A1 (fr) 1982-06-11
GB2089514A (en) 1982-06-23
IT8125412A0 (it) 1981-12-02
DE3148754A1 (de) 1982-08-05
CA1182171A (en) 1985-02-05
CH657949A5 (de) 1986-09-30
FR2495859B1 (fr) 1988-03-18
DE3148754C2 (it) 1991-08-01

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961228