FR2625322B1 - Capteur de courant a element magnetoresistif - Google Patents

Capteur de courant a element magnetoresistif

Info

Publication number
FR2625322B1
FR2625322B1 FR888817322A FR8817322A FR2625322B1 FR 2625322 B1 FR2625322 B1 FR 2625322B1 FR 888817322 A FR888817322 A FR 888817322A FR 8817322 A FR8817322 A FR 8817322A FR 2625322 B1 FR2625322 B1 FR 2625322B1
Authority
FR
France
Prior art keywords
current sensor
magnetoresistive element
magnetoresistive
sensor
current
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
FR888817322A
Other languages
English (en)
Other versions
FR2625322A1 (fr
Inventor
Michael S Baran
Bruce C Beihoff
Michael A Damiano
James E Hansen
Jerome K Hastings
Allen J Slomczewski
Charles J Tennies
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.)
Eaton Corp
Original Assignee
Eaton 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 Eaton Corp filed Critical Eaton Corp
Publication of FR2625322A1 publication Critical patent/FR2625322A1/fr
Application granted granted Critical
Publication of FR2625322B1 publication Critical patent/FR2625322B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/06—Measuring leads; Measuring probes
    • G01R1/067—Measuring probes
    • G01R1/06766—Input circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/205—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using magneto-resistance devices, e.g. field plates

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR888817322A 1987-12-29 1988-12-28 Capteur de courant a element magnetoresistif Expired - Lifetime FR2625322B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/139,352 US4857837A (en) 1987-12-29 1987-12-29 Magneto resistive current sensor with improved fidelity

Publications (2)

Publication Number Publication Date
FR2625322A1 FR2625322A1 (fr) 1989-06-30
FR2625322B1 true FR2625322B1 (fr) 1992-10-02

Family

ID=22486211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888817322A Expired - Lifetime FR2625322B1 (fr) 1987-12-29 1988-12-28 Capteur de courant a element magnetoresistif

Country Status (3)

Country Link
US (1) US4857837A (fr)
FR (1) FR2625322B1 (fr)
GB (1) GB2218817B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243221A (en) * 1990-04-17 1991-10-23 John Dudding Measuring and displaying time varying magnetic phenomena
DE4202296B4 (de) * 1991-01-29 2004-09-09 Asahi Kasei Electronics Co., Ltd. Magnetisch kompensierter Stromwandler
US5461308A (en) * 1993-12-30 1995-10-24 At&T Ipm Corp. Magnetoresistive current sensor having high sensitivity
US5767668A (en) * 1996-01-18 1998-06-16 Case Western Reserve University Remote current sensor
US5877705A (en) * 1997-04-22 1999-03-02 Nu-Metrics, Inc. Method and apparatus for analyzing traffic and a sensor therefor
US6714000B2 (en) * 1999-06-14 2004-03-30 Genscape, Inc. Method for monitoring power and current flow
AU2001253541A1 (en) 2000-04-13 2001-10-30 Genscape, Inc. Apparatus and method for the measurement and monitoring of electrical power generation and transmission
US6518782B1 (en) * 2000-08-29 2003-02-11 Delta Design, Inc. Active power monitoring using externally located current sensors
US7292400B2 (en) * 2001-04-23 2007-11-06 Seagate Technology Llc Device for limiting current in a sensor
US6603381B2 (en) 2001-08-13 2003-08-05 General Electric Company Primary conductor for a transformer
US7164263B2 (en) * 2004-01-16 2007-01-16 Fieldmetrics, Inc. Current sensor
US7112957B2 (en) * 2004-06-16 2006-09-26 Honeywell International Inc. GMR sensor with flux concentrators
US7388372B2 (en) * 2006-05-31 2008-06-17 Caterpillar Inc. Electrical system with magnetoresistive sensors
US7528592B2 (en) * 2006-05-31 2009-05-05 Caterpillar Inc. Magnetoresistive sensor for current sensing
DE102007045464A1 (de) * 2007-09-24 2009-04-23 Texas Instruments Deutschland Gmbh Einzelinduktivitäts-Energieversorgungssystem mit extrem hohem PSRR für Aktiv-Matrix-OLED-Anzeigen mit zwei Versorgungsspannungen
JP6275941B2 (ja) * 2012-07-24 2018-02-07 矢崎総業株式会社 電流センサ
EP3347724A2 (fr) * 2015-10-22 2018-07-18 Aceinna, Inc. Système adaptable de capteurs de courant moyen
CN110346633A (zh) * 2019-08-02 2019-10-18 武汉三相电力科技有限公司 磁电式电流传感器和电缆故障定位方法
DE102020201657A1 (de) * 2020-02-11 2021-08-12 Robert Bosch Gesellschaft mit beschränkter Haftung Anordnung, Kraftfahrzeug
DE102022135030B3 (de) 2022-12-30 2024-03-14 Dr. Seeger Technologies & Consulting GmbH Messsystem, insbesondere zum Einsatz als Magnetfeldsensor, und Verfahren zum Abgleich des Messsystems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CH651151A5 (de) * 1979-11-27 1985-08-30 Landis & Gyr Ag Messwandler zum messen eines insbesondere von einem messstrom erzeugten magnetfeldes.
CH655581B (fr) * 1981-05-19 1986-04-30
FR2586817B1 (fr) * 1985-09-03 1988-03-18 Renault Capteur de courant et son procede de mise en oeuvre
US4841235A (en) * 1987-06-11 1989-06-20 Eaton Corporation MRS current sensor
US4791361A (en) * 1987-06-11 1988-12-13 Eaton Corporation Current sensor for universal application

Also Published As

Publication number Publication date
US4857837A (en) 1989-08-15
GB8830360D0 (en) 1989-02-22
FR2625322A1 (fr) 1989-06-30
GB2218817A (en) 1989-11-22
GB2218817B (en) 1991-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse