DE3278173D1 - Interferometer for measuring a magnetic field, and electric current measuring device comprising such an interferometer - Google Patents

Interferometer for measuring a magnetic field, and electric current measuring device comprising such an interferometer

Info

Publication number
DE3278173D1
DE3278173D1 DE8282401949T DE3278173T DE3278173D1 DE 3278173 D1 DE3278173 D1 DE 3278173D1 DE 8282401949 T DE8282401949 T DE 8282401949T DE 3278173 T DE3278173 T DE 3278173T DE 3278173 D1 DE3278173 D1 DE 3278173D1
Authority
DE
Germany
Prior art keywords
interferometer
magnetic field
electric current
measuring
measuring device
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
Application number
DE8282401949T
Other languages
German (de)
English (en)
Inventor
Michel Papuchon
Herve Arditty
Claude Puech
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3278173D1 publication Critical patent/DE3278173D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect
    • G02F1/095—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect in an optical waveguide structure
    • 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
    • G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
    • G01R33/0322—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect using the Faraday or Voigt effect

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Optics & Photonics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DE8282401949T 1981-11-03 1982-10-22 Interferometer for measuring a magnetic field, and electric current measuring device comprising such an interferometer Expired DE3278173D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8120594A FR2515811A1 (fr) 1981-11-03 1981-11-03 Dispositif interferometrique de mesure de champ magnetique et capteur de courant electrique comportant un tel dispositif

Publications (1)

Publication Number Publication Date
DE3278173D1 true DE3278173D1 (en) 1988-04-07

Family

ID=9263651

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282401949T Expired DE3278173D1 (en) 1981-11-03 1982-10-22 Interferometer for measuring a magnetic field, and electric current measuring device comprising such an interferometer

Country Status (6)

Country Link
US (1) US4560867A (enExample)
EP (1) EP0078731B1 (enExample)
JP (1) JPS5885180A (enExample)
CA (1) CA1205523A (enExample)
DE (1) DE3278173D1 (enExample)
FR (1) FR2515811A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60143420A (ja) * 1983-12-29 1985-07-29 Fuji Photo Film Co Ltd 磁気ヘツドの検査方法
GB2203259A (en) * 1987-02-26 1988-10-12 Plessey Co Plc Polarisation rotator associated with reflective surface
US4843232A (en) * 1987-12-28 1989-06-27 Allied-Signal Inc. Optic switch and speed sensor
US4902134A (en) * 1988-02-03 1990-02-20 Rudolph Research Corporation Optical amplifier and method for amplifying optical polarization state change effects
US5260565A (en) * 1988-08-26 1993-11-09 Santa Barbara Research Center Separation of simultaneous events in a laser firing unit using a polarization technique
EP0430060B1 (de) * 1989-12-01 1994-03-09 Asea Brown Boveri Ag Faseroptischer Stromwandler
JP2866186B2 (ja) * 1990-11-05 1999-03-08 株式会社豊田中央研究所 電磁界強度測定装置
GB9100924D0 (en) * 1991-01-16 1991-02-27 Rogers Alan J Interference-free optical-fibre current measurement
GB9104780D0 (en) * 1991-03-07 1991-04-17 Tatam Ralph P Apparatus and methods for measuring magnetic fields and electric currents
US6084396A (en) * 1994-03-31 2000-07-04 Intel Corporation Method for performing quantitative measurement of DC and AC current flow in integrated circuit interconnects by the measurement of magnetic fields with a magneto optic laser probe
US5617022A (en) * 1995-05-01 1997-04-01 Hydro-Aire Division Of Crane Company Fiberoptic velocity transducer including dielectric coating for filtering and velocity determination
FR2784185B1 (fr) 1998-10-06 2001-02-02 Thomson Csf Dispositif pour l'harmonisation entre une voie d'emission laser et une voie passive d'observation
EP1018492A1 (en) * 1999-01-05 2000-07-12 Corning Incorporated Current measuring method and device
WO2009073736A1 (en) * 2007-12-03 2009-06-11 President And Fellows Of Harvard College Spin based magnetometer
CN104677508B (zh) * 2015-03-16 2017-09-12 北京航空航天大学 一种基于圆偏振探测光的原子自旋进动检测方法及装置
CN108667528B (zh) * 2018-04-10 2020-11-24 中国科学院上海技术物理研究所 一种基于圆偏振态编码的全天时量子通信方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2341422A (en) * 1941-07-09 1944-02-08 Mississippi Valley Res Lab Inc Photoelastic instrument
FR1541816A (fr) * 1967-09-01 1968-10-11 Merlin Gerin Perfectionnements aux dispositifs de mesure électro-optique d'une grandeur électrique
CH512076A (de) * 1970-02-04 1971-08-31 Bbc Brown Boveri & Cie Magnetfeldsonde
US3756690A (en) * 1972-03-30 1973-09-04 Corning Glass Works Optical waveguide light modulator
FR2209937B1 (enExample) * 1972-12-11 1982-03-05 Siemens Ag
JPS5230474A (en) * 1975-09-03 1977-03-08 Fujitsu Ltd Apparatus for measuring power line current
SE417137B (sv) * 1979-05-31 1981-02-23 Asea Ab Optiskt metdon for metning av magnetiska och elektriska felt
FR2461956A1 (fr) * 1979-07-24 1981-02-06 Thomson Csf Dispositif interferometrique de mesure de courant electrique a fibre optique
IT1130802B (it) * 1980-04-23 1986-06-18 Cselt Centro Studi Lab Telecom Sistema ottico ad alta efficienza di accoppiamento in particolare per dispositivi di misura della attenuazione di fibre ottiche mediante retrodiffusione
DE3016104A1 (de) * 1980-04-25 1981-10-29 Siemens AG, 1000 Berlin und 8000 München Sensorvorrichtung mit einer als empfindliches element dienenden lichtleitfaser
US4363061A (en) * 1980-06-10 1982-12-07 Westinghouse Electric Corp. Electric motor and transformer load sensing technique
JPS5737277A (en) * 1980-08-18 1982-03-01 Hitachi Ltd Measuring device for magnetic field

Also Published As

Publication number Publication date
EP0078731B1 (fr) 1988-03-02
US4560867A (en) 1985-12-24
FR2515811A1 (fr) 1983-05-06
EP0078731A1 (fr) 1983-05-11
CA1205523A (en) 1986-06-03
JPS5885180A (ja) 1983-05-21
FR2515811B1 (enExample) 1984-09-14

Similar Documents

Publication Publication Date Title
GB2068137B (en) Voltage and electric field measuring device
GB8319967D0 (en) Magnetic field measuring device
YU296980A (en) Measuring transverter for measuring a magnetic field generated especially with a measuring current
JPS57196539A (en) Test device for electric characteristics
DE3266921D1 (en) Test device for indicating an electric voltage and the polarity thereof, and the passage of current through a conductor
GB2039165B (en) Electrical connection device
GB2022257B (en) Apparatus for sensing an external magnetic field
DE3278173D1 (en) Interferometer for measuring a magnetic field, and electric current measuring device comprising such an interferometer
DE3276208D1 (en) An electrical connection device
GB2097128B (en) Electrical vernier measuring apparatus
DE3273846D1 (en) Magnetic field and electric current measuring device
GB2070257B (en) Apparatus for measuring an electrical field
JPS5497477A (en) Magnetic*optical type current measuring device
JPS5350777A (en) Magnetic field distribution measuring device
JPS5635623A (en) Electric shortcircuit position detecting and indicating device
JPS57178506A (en) Tester for electric device
JPS5317872A (en) Vehicleedecelerating device using eddy current
JPS5657959A (en) Current measuring device
JPS56140263A (en) Electric current measuring apparatus
DE3479758D1 (en) Device for measuring electrical currents using a magnetic-field sensor
GB8403996D0 (en) Current measuring device
JPS54109881A (en) Method and device for measuring electrical current
NO824096L (no) Magnetisk kjerne for elektrisk induksjonsapparat
JPS5529797A (en) Device for measuring electrical current
JPS57120871A (en) Magnetic field measuring device

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee