FR2852398B1 - Systeme de mesure d'un champ magnetique basse frequence et systeme de modukation d'un champ magnetique mis en oeuvre dans le systeme de mesure - Google Patents

Systeme de mesure d'un champ magnetique basse frequence et systeme de modukation d'un champ magnetique mis en oeuvre dans le systeme de mesure

Info

Publication number
FR2852398B1
FR2852398B1 FR0303133A FR0303133A FR2852398B1 FR 2852398 B1 FR2852398 B1 FR 2852398B1 FR 0303133 A FR0303133 A FR 0303133A FR 0303133 A FR0303133 A FR 0303133A FR 2852398 B1 FR2852398 B1 FR 2852398B1
Authority
FR
France
Prior art keywords
magnetic field
measuring
modulating
low frequency
implemented
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 - Fee Related
Application number
FR0303133A
Other languages
English (en)
Other versions
FR2852398A1 (fr
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 filed Critical
Priority to FR0303133A priority Critical patent/FR2852398B1/fr
Priority to EP04720030A priority patent/EP1601986A2/fr
Priority to PCT/FR2004/000620 priority patent/WO2004083872A2/fr
Publication of FR2852398A1 publication Critical patent/FR2852398A1/fr
Application granted granted Critical
Publication of FR2852398B1 publication Critical patent/FR2852398B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01R33/04—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/261—Amplifier which being suitable for instrumentation applications

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
FR0303133A 2003-03-13 2003-03-13 Systeme de mesure d'un champ magnetique basse frequence et systeme de modukation d'un champ magnetique mis en oeuvre dans le systeme de mesure Expired - Fee Related FR2852398B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0303133A FR2852398B1 (fr) 2003-03-13 2003-03-13 Systeme de mesure d'un champ magnetique basse frequence et systeme de modukation d'un champ magnetique mis en oeuvre dans le systeme de mesure
EP04720030A EP1601986A2 (fr) 2003-03-13 2004-03-12 Systeme de mesure d'un champ magnetique basse frequence et systeme de modulation d'un champ magnetique mis en oeuvre dans le systeme de mesure
PCT/FR2004/000620 WO2004083872A2 (fr) 2003-03-13 2004-03-12 Systeme de mesure d'un champ magnetique basse frequence et systeme de modulation d'un champ magnetique mis en oeuvre dans le systeme de mesure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0303133A FR2852398B1 (fr) 2003-03-13 2003-03-13 Systeme de mesure d'un champ magnetique basse frequence et systeme de modukation d'un champ magnetique mis en oeuvre dans le systeme de mesure

Publications (2)

Publication Number Publication Date
FR2852398A1 FR2852398A1 (fr) 2004-09-17
FR2852398B1 true FR2852398B1 (fr) 2005-07-22

Family

ID=32893284

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0303133A Expired - Fee Related FR2852398B1 (fr) 2003-03-13 2003-03-13 Systeme de mesure d'un champ magnetique basse frequence et systeme de modukation d'un champ magnetique mis en oeuvre dans le systeme de mesure

Country Status (3)

Country Link
EP (1) EP1601986A2 (fr)
FR (1) FR2852398B1 (fr)
WO (1) WO2004083872A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2880131B1 (fr) * 2004-12-23 2007-03-16 Thales Sa Procede de mesure d'un champ magnetique faible et capteur de champ magnetique a sensibilite amelioree
WO2012015012A1 (fr) * 2010-07-30 2012-02-02 三菱電機株式会社 Dispositif capteur magnétique

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1103536A (fr) * 1900-01-01
GB2154744B (en) * 1984-02-25 1987-10-07 Standard Telephones Cables Ltd Magnetic field sensor
JPH09152473A (ja) * 1995-09-29 1997-06-10 Sony Corp 磁気探知装置

Also Published As

Publication number Publication date
WO2004083872A3 (fr) 2005-01-20
EP1601986A2 (fr) 2005-12-07
FR2852398A1 (fr) 2004-09-17
WO2004083872A2 (fr) 2004-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20141128