SE502773C2 - Magnetfältsdetektor - Google Patents

Magnetfältsdetektor

Info

Publication number: SE502773C2
Authority: SE; Sweden
Prior art keywords: magnetic field; coil; signal; control signal; integrator
Prior art date: 1990-01-04

Application number

SE9000026A

Other languages

English (en)

Swedish (sv)

Other versions

SE9000026L (sv

SE9000026D0 (sv

Inventor

Roger Malmhaell

Bertil Rydergren

Jan Silfven

Original Assignee

Instrument Verken Ab

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.)

1990-01-04

Filing date

1990-01-04

Publication date

1996-01-08

1990-01-04 Application filed by Instrument Verken Ab filed Critical Instrument Verken Ab

1990-01-04 Priority to SE9000026A priority Critical patent/SE502773C2/sv

1990-01-04 Publication of SE9000026D0 publication Critical patent/SE9000026D0/xx

1990-12-24 Priority to GB9028070A priority patent/GB2239713B/en

1990-12-28 Priority to JP2408654A priority patent/JP2776638B2/ja

1990-12-28 Priority to DE4042162A priority patent/DE4042162A1/de

1991-01-04 Priority to US07/637,352 priority patent/US5187437A/en

1991-01-04 Priority to FR9100381A priority patent/FR2656702B1/fr

1991-07-05 Publication of SE9000026L publication Critical patent/SE9000026L/

1996-01-08 Publication of SE502773C2 publication Critical patent/SE502773C2/sv

Links

230000005415 magnetization Effects 0.000 claims abstract description 14
239000000835 fiber Substances 0.000 claims description 28
239000005300 metallic glass Substances 0.000 claims 1
238000010586 diagram Methods 0.000 description 10
238000000034 method Methods 0.000 description 7
230000001419 dependent effect Effects 0.000 description 3
238000007493 shaping process Methods 0.000 description 3
229910045601 alloy Inorganic materials 0.000 description 2
239000000956 alloy Substances 0.000 description 2
238000011010 flushing procedure Methods 0.000 description 2
238000009499 grossing Methods 0.000 description 2
229910001092 metal group alloy Inorganic materials 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
238000004804 winding Methods 0.000 description 2
MNARAEXGMVEFDO-UHFFFAOYSA-N 3-(2-fluoroethyl)-8-[4-(4-fluorophenyl)-4-oxobutyl]-1-phenyl-1,3,8-triazaspiro[4.5]decan-4-one Chemical compound C1CN(CCCC(=O)C=2C=CC(F)=CC=2)CCC21C(=O)N(CCF)CN2C1=CC=CC=C1 MNARAEXGMVEFDO-UHFFFAOYSA-N 0.000 description 1
230000005330 Barkhausen effect Effects 0.000 description 1
230000003321 amplification Effects 0.000 description 1
239000013078 crystal Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
230000005284 excitation Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
238000003199 nucleic acid amplification method Methods 0.000 description 1
238000010791 quenching Methods 0.000 description 1
230000000171 quenching effect Effects 0.000 description 1
238000007712 rapid solidification Methods 0.000 description 1
230000011664 signaling Effects 0.000 description 1

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

Landscapes

Physics & Mathematics (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Measuring Magnetic Variables (AREA)
Geophysics And Detection Of Objects (AREA)

SE9000026A 1990-01-04 1990-01-04 Magnetfältsdetektor SE502773C2 (sv)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
SE9000026A SE502773C2 (sv)	1990-01-04	1990-01-04	Magnetfältsdetektor
GB9028070A GB2239713B (en)	1990-01-04	1990-12-24	A magnetic field detector
JP2408654A JP2776638B2 (ja)	1990-01-04	1990-12-28	磁場検出装置
DE4042162A DE4042162A1 (de)	1990-01-04	1990-12-28	Magnetfelddetektor
US07/637,352 US5187437A (en)	1990-01-04	1991-01-04	Magnetic field detector for detecting earth's magnetic field
FR9100381A FR2656702B1 (fr)	1990-01-04	1991-01-04	Detecteur de champ magnetique.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9000026A SE502773C2 (sv)	1990-01-04	1990-01-04	Magnetfältsdetektor

Publications (3)

Publication Number	Publication Date
SE9000026D0 SE9000026D0 (sv)	1990-01-04
SE9000026L SE9000026L (sv)	1991-07-05
SE502773C2 true SE502773C2 (sv)	1996-01-08

Family

ID=20378160

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9000026A SE502773C2 (sv)	1990-01-04	1990-01-04	Magnetfältsdetektor

Country Status (6)

Country	Link
US (1)	US5187437A (ja)
JP (1)	JP2776638B2 (ja)
DE (1)	DE4042162A1 (ja)
FR (1)	FR2656702B1 (ja)
GB (1)	GB2239713B (ja)
SE (1)	SE502773C2 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5600611A (en) *	1995-10-04	1997-02-04	Timex Corporation	Wrist mountable compass
DE19613402A1 (de) *	1996-04-03	1997-10-09	Siemens Ag	Stromkompensierter Magnetfeldsensor und Verwendung desselben in einem Drehwinkelsensor
US20050149169A1 (en) *	2003-04-08	2005-07-07	Xingwu Wang	Implantable medical device
US20050149002A1 (en) *	2003-04-08	2005-07-07	Xingwu Wang	Markers for visualizing interventional medical devices
JP4856916B2 (ja) *	2005-09-12	2012-01-18	オンセミコンダクター・トレーディング・リミテッド	磁気センサの信号検出回路
JP5518661B2 (ja) *	2010-09-30	2014-06-11	株式会社フジクラ	半導体集積回路、磁気検出装置、電子方位計
DE102011005764A1 (de) *	2011-03-18	2012-09-20	Robert Bosch Gmbh	Vorrichtung und Verfahren zum Messen von Magnetfeldern

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1067791A (en) *	1965-02-23	1967-05-03	Sperry Gyroscope Co Ltd	Magnetometers
US3568052A (en) *	1969-06-06	1971-03-02	William W Anderson	Time interval magnetometer
FR2212536B1 (ja) *	1973-01-02	1976-04-09	Crouzet Sa
GB2044460B (en) *	1979-01-11	1983-05-25	Ca Minister Nat Defence	Fluxgate magnetometers
US4267640A (en) *	1979-04-30	1981-05-19	Rca Corporation	System for ascertaining magnetic field direction
US4300095A (en) *	1979-08-22	1981-11-10	Rockwell International Corporation	Self excited saturatable core magnetic field detection apparatus
US4290018A (en) *	1979-08-22	1981-09-15	Rockwell International Corporation	Magnetic field strength measuring apparatus with triangular waveform drive means
JPS5843502A (ja) *	1981-09-09	1983-03-14	Aisin Seiki Co Ltd	ウイ−ガンド効果素子
DE3213197A1 (de) *	1982-04-08	1983-10-20	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Sonde zur zeitverschluesselten erfassung von magnetischen feldern
JPS6057277A (ja) *	1983-09-09	1985-04-03	Mishima Kosan Co Ltd	自励式磁気検出方法
DE3345712A1 (de) *	1983-12-17	1985-06-27	Robert Bosch Gmbh, 7000 Stuttgart	Magnetometer mit zeitverschluesselung zur messung von magnetfeldern
US4739263A (en) *	1985-07-15	1988-04-19	Tdk Corporation	Magnetic sensor using the earth's magnetism
US4742888A (en) *	1986-12-03	1988-05-10	Amacker Joseph A	Folding ladder stand
US4918824A (en) *	1988-10-05	1990-04-24	International Navigation, Inc.	Electronic digital compass

1990
- 1990-01-04 SE SE9000026A patent/SE502773C2/sv not_active IP Right Cessation
- 1990-12-24 GB GB9028070A patent/GB2239713B/en not_active Expired - Fee Related
- 1990-12-28 JP JP2408654A patent/JP2776638B2/ja not_active Expired - Lifetime
- 1990-12-28 DE DE4042162A patent/DE4042162A1/de not_active Withdrawn
1991
- 1991-01-04 US US07/637,352 patent/US5187437A/en not_active Expired - Fee Related
- 1991-01-04 FR FR9100381A patent/FR2656702B1/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FR2656702A1 (fr)	1991-07-05
GB2239713B (en)	1994-07-06
DE4042162A1 (de)	1991-07-11
JP2776638B2 (ja)	1998-07-16
FR2656702B1 (fr)	1993-05-07
GB2239713A (en)	1991-07-10
GB9028070D0 (en)	1991-02-13
US5187437A (en)	1993-02-16
SE9000026L (sv)	1991-07-05
JPH03295482A (ja)	1991-12-26
SE9000026D0 (sv)	1990-01-04

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2000-09-11

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