IN170407B - - Google Patents

Info

Publication number
IN170407B
IN170407B IN855/MAS/87A IN855MA1987A IN170407B IN 170407 B IN170407 B IN 170407B IN 855MA1987 A IN855MA1987 A IN 855MA1987A IN 170407 B IN170407 B IN 170407B
Authority
IN
India
Application number
IN855/MAS/87A
Other languages
English (en)
Inventor
Cattaneo Pierre
Chuat Rene
Original Assignee
Lem Liaisons Electron Mec
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 Lem Liaisons Electron Mec filed Critical Lem Liaisons Electron Mec
Publication of IN170407B publication Critical patent/IN170407B/en

Links

Classifications

    • 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
    • G01R15/207—Constructional details independent of the type of device used

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Transformers For Measuring Instruments (AREA)
IN855/MAS/87A 1986-12-12 1987-11-26 IN170407B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH4957/86A CH669852A5 (ro) 1986-12-12 1986-12-12

Publications (1)

Publication Number Publication Date
IN170407B true IN170407B (ro) 1992-03-21

Family

ID=4285461

Family Applications (1)

Application Number Title Priority Date Filing Date
IN855/MAS/87A IN170407B (ro) 1986-12-12 1987-11-26

Country Status (9)

Country Link
US (1) US4939449A (ro)
JP (1) JPS63151866A (ro)
CN (1) CN1012534B (ro)
CH (1) CH669852A5 (ro)
DE (1) DE3741028C2 (ro)
FR (1) FR2608283B1 (ro)
GB (1) GB2198543A (ro)
IN (1) IN170407B (ro)
IT (1) IT1218191B (ro)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2225436A (en) * 1988-11-25 1990-05-30 Gen Electric Co Plc Alternating current sensors
CH679710A5 (ro) * 1989-05-30 1992-03-31 Lem Liaisons Electron Mec
US5097202A (en) * 1989-06-05 1992-03-17 Sigma Instruments, Inc. Faulted current indicators with improved signal to noise ratios
US5055771A (en) * 1989-08-21 1991-10-08 Sigma Instruments, Inc. Faulted current indicators with improved signal to noise ratios
US4952869A (en) * 1989-09-25 1990-08-28 The United States Of America As Represented By The Secretary Of The Army Dual purpose probe for simultaneous voltage and current sampling
JP2796391B2 (ja) * 1990-01-08 1998-09-10 株式会社日立製作所 物理量検出方法および物理量検出装置あるいはこれらの方法あるいは装置を利用したサーボモータおよびこのサーボモータを使用したパワーステアリング装置
JPH05126865A (ja) * 1991-10-22 1993-05-21 Hitachi Ltd 電流検出装置あるいは電流検出方法
CH685892A5 (fr) * 1992-01-21 1995-10-31 Lem S.A. Procédé de montage d'une bobine électrique sur un circuit magnétique à entrefer
FR2691806B1 (fr) * 1992-05-26 1996-04-05 Georges Odet Dispositif de mesure electrotechnique polyvalent.
FR2695482B1 (fr) * 1992-09-10 1994-10-21 Alsthom Gec Dispositif de mesure utilisant une bobine des Rogowski.
FI932122A (fi) * 1993-05-11 1994-11-12 Abb Stroemberg Kojeet Oy Vuontiheyden mittaukseen perustuva sähkövirranmittausanturi ja menetelmä sen virittämiseksi
US5450000A (en) * 1994-02-14 1995-09-12 Unity Power Corporation Using hall device for controlling current in a switchmode circuit
JP3007553B2 (ja) * 1995-03-24 2000-02-07 日本レム株式会社 電流センサ
DE19642472A1 (de) * 1996-10-15 1998-04-16 Abb Research Ltd Flußkompensierter Stromsensor
EP1183543B1 (en) * 1999-05-25 2003-04-23 Arbeitsgemeinschaft Prof. Hugel AGPH Electrical current sensor
US6313623B1 (en) 2000-02-03 2001-11-06 Mcgraw-Edison Company High precision rogowski coil
US6680608B2 (en) 2002-02-27 2004-01-20 Mcgraw-Edison Company Measuring current through an electrical conductor
US6940702B2 (en) * 2002-07-12 2005-09-06 Mcgraw-Edison Company Electrical protection system
US7180717B2 (en) * 2002-07-12 2007-02-20 Cooper Technologies Company Electrical network protection system
US6810069B2 (en) 2002-07-12 2004-10-26 Mcgraw-Edison Company Electrical arc furnace protection system
US6781359B2 (en) * 2002-09-20 2004-08-24 Allegro Microsystems, Inc. Integrated current sensor
US7259545B2 (en) * 2003-02-11 2007-08-21 Allegro Microsystems, Inc. Integrated sensor
FR2870350B1 (fr) * 2004-05-13 2006-07-14 Schneider Electric Ind Sas Dispositif de mesure d'un courant electrique, capteur de courant, declencheur electrique et dispositif de coupure comportant un tel dispositif de mesure
US7777607B2 (en) * 2004-10-12 2010-08-17 Allegro Microsystems, Inc. Resistor having a predetermined temperature coefficient
US7768083B2 (en) 2006-01-20 2010-08-03 Allegro Microsystems, Inc. Arrangements for an integrated sensor
US7638999B2 (en) * 2006-04-07 2009-12-29 Cooper Technologies Company Protective relay device, system and methods for Rogowski coil sensors
US7564233B2 (en) * 2006-11-06 2009-07-21 Cooper Technologies Company Shielded Rogowski coil assembly and methods
US7795862B2 (en) 2007-10-22 2010-09-14 Allegro Microsystems, Inc. Matching of GMR sensors in a bridge
US7738221B2 (en) 2007-12-07 2010-06-15 Cooper Technologies Company Transformer inrush current detector
US8208300B2 (en) * 2008-01-08 2012-06-26 Spansion Israel Ltd Non-volatile memory cell with injector
US7816905B2 (en) * 2008-06-02 2010-10-19 Allegro Microsystems, Inc. Arrangements for a current sensing circuit and integrated current sensor
EP2284549A1 (en) * 2009-08-11 2011-02-16 Liaisons Electroniques-Mècaniques LEM S.A. Mixed mode fluxgate current transducer
DE102013200636B4 (de) * 2013-01-17 2016-04-07 Semikron Elektronik Gmbh & Co. Kg Strommesseinrichtung und Verfahren zum Betrieb einer Strommesseinrichtung
US10935612B2 (en) 2018-08-20 2021-03-02 Allegro Microsystems, Llc Current sensor having multiple sensitivity ranges
US11187764B2 (en) 2020-03-20 2021-11-30 Allegro Microsystems, Llc Layout of magnetoresistance element
US11567108B2 (en) 2021-03-31 2023-01-31 Allegro Microsystems, Llc Multi-gain channels for multi-range sensor
US11994541B2 (en) 2022-04-15 2024-05-28 Allegro Microsystems, Llc Current sensor assemblies for low currents

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573616A (en) * 1969-03-13 1971-04-06 Ibm Current measuring system having a feedback path including a combined high gain amplifier and integrator
US3816766A (en) * 1973-01-29 1974-06-11 Sprague Electric Co Integrated circuit with hall cell
US4096547A (en) * 1976-12-17 1978-06-20 Calabro Anthony Denis Heat transfer mounting device for metallic printed circuit boards
DE3145585A1 (de) * 1981-11-17 1983-05-26 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur herstellung elektrisch leitfaehiger bereiche
JPS58154264A (ja) * 1982-03-09 1983-09-13 Sharp Corp ホ−ル効果半導体集積回路
US4469961A (en) * 1982-07-29 1984-09-04 The United States Of America As Represented By The Secretary Of The Air Force Fast switching driver for inductive load, such as a phase shifter
US4536710A (en) * 1982-08-10 1985-08-20 Schonstedt Instrument Company Magnetic detector instrument with board-mounted sensor assembly
US4488112A (en) * 1982-08-30 1984-12-11 Gte Automatic Electric Inc. Hall effect device test circuit
US4574330A (en) * 1982-12-20 1986-03-04 Burr-Brown Corporation Heat sink for dissipating heat generated by electronic displays
US4639665A (en) * 1983-08-22 1987-01-27 Borg-Warner Corporation Sensing system for measuring a parameter
JPS60149196A (ja) * 1984-01-17 1985-08-06 ソニー株式会社 プリント基板およびその製造方法
SE444623B (sv) * 1984-05-11 1986-04-21 Ericsson Telefon Ab L M Festanordning for att pa ett kretskort fasthalla ett hallelement i ett magnetfelt
FR2584193B1 (fr) * 1985-06-28 1987-08-07 Telemecanique Electrique Capteur inductif pour mesure de courant
US4706017A (en) * 1985-08-05 1987-11-10 Hamilton Standard Controls, Inc. Electrical current sensor
US4756081A (en) * 1985-08-22 1988-07-12 Dart Controls, Inc. Solid state device package mounting method
CH670004A5 (ro) * 1986-02-10 1989-04-28 Landis & Gyr Ag

Also Published As

Publication number Publication date
DE3741028C2 (de) 2003-06-05
GB8728126D0 (en) 1988-01-06
US4939449A (en) 1990-07-03
CN1012534B (zh) 1991-05-01
IT1218191B (it) 1990-04-12
FR2608283A1 (fr) 1988-06-17
IT8748679A0 (it) 1987-12-07
DE3741028A1 (de) 1988-06-23
GB2198543A (en) 1988-06-15
CH669852A5 (ro) 1989-04-14
FR2608283B1 (fr) 1992-05-29
JPS63151866A (ja) 1988-06-24
CN1039658A (zh) 1990-02-14

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