NO153666C - Magnetfeltdetektor. - Google Patents

Magnetfeltdetektor.

Info

Publication number: NO153666C
Authority: NO; Norway
Prior art keywords: magnetic field; field detector; detector; magnetic; field
Prior art date: 1979-04-09

Application number

NO801002A

Other languages

English (en)

Other versions

NO153666B (no

NO801002L (no

Inventor

James C Long

Monroe J Willner

William R Good

Original Assignee

Hughes Aircraft Co

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.)

1979-04-09

Filing date

1980-04-08

Publication date

1986-04-30

1980-04-08 Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co

1980-10-10 Publication of NO801002L publication Critical patent/NO801002L/no

1986-01-20 Publication of NO153666B publication Critical patent/NO153666B/no

1986-04-30 Publication of NO153666C publication Critical patent/NO153666C/no

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

Landscapes

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

NO801002A 1979-04-09 1980-04-08 Magnetfeltdetektor. NO153666C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/027,970 US4305034A (en)	1979-04-09	1979-04-09	Magnetic field intensity measuring device with frequency change indication

Publications (3)

Publication Number	Publication Date
NO801002L NO801002L (no)	1980-10-10
NO153666B NO153666B (no)	1986-01-20
NO153666C true NO153666C (no)	1986-04-30

Family

ID=21840824

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO801002A NO153666C (no)	1979-04-09	1980-04-08	Magnetfeltdetektor.

Country Status (5)

Country	Link
US (1)	US4305034A (no)
EP (1)	EP0017505B1 (no)
DE (1)	DE3066238D1 (no)
IL (1)	IL59605A (no)
NO (1)	NO153666C (no)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5030913A (en) *	1982-06-21	1991-07-09	The United States Of America As Represented By The Secretary Of The Navy	Multiple sensor magnetometer with temporal noise rejection and controllable spatial response on a moving platform
US4851775A (en) *	1987-07-02	1989-07-25	Precision Navigation, Incorporated	Digital compass and magnetometer having a sensor coil wound on a high permeability isotropic core
US5124648A (en) *	1987-08-25	1992-06-23	Analog Devices, Inc.	Single winding saturable core magnetometer with field nulling
US4859944A (en) *	1987-08-25	1989-08-22	Analog Devices, Inc.	Single-winding magnetometer with oscillator duty cycle measurement
DE19523449A1 (de) *	1995-06-28	1997-01-02	Bayer Ag	Verfahren zur Herstellung von 2,2-Dialkyl-aryliden-cycloalkanonen
JP3091413B2 (ja) *	1996-06-11	2000-09-25	科学技術振興事業団	磁気センサ
US5924212A (en) *	1996-10-09	1999-07-20	Donnelly Corporation	Electronic compass
KR100296301B1 (ko) *	1998-11-19	2001-08-07	구자홍	모니터의지자계자동보정장치
JP3559459B2 (ja) *	1998-12-14	2004-09-02	株式会社東芝	磁界センサ
US6512370B1 (en)	1999-02-12	2003-01-28	Elf Engineering, Ltd.	Low power, frequency-mode magnetometer
CN1309168C (zh) *	2001-06-18	2007-04-04	株式会社山武	高频振荡型接近传感器
US6653831B2 (en) *	2001-11-20	2003-11-25	Gentex Corporation	Magnetometer having a dynamically adjustable bias setting and electronic vehicle compass incorporating the same
US20050088175A1 (en) *	2003-10-25	2005-04-28	Honeywell International Inc.	Permalloy magnetization reversal sensor
DE102005060461A1 (de) *	2005-12-17	2007-07-12	Paul Hartmann Ag	Medizinische Zusammensetzung
US8432157B2 (en)	2010-09-30	2013-04-30	Rockwell Automation Technologies, Inc.	Inductive proximity sensor with active circuit to cancel stray fields
TWI582447B (zh) *	2014-12-11	2017-05-11	財團法人工業技術研究院	磁場感測裝置及其磁場感測方法
NL2025339B1 (en)	2019-04-11	2020-10-27	Volkerwessels Intellectuele Eigendom Bv	Magneto inductive principle safety relay current detector.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2991414A (en) *	1957-09-26	1961-07-04	Burroughs Corp	Electrical apparatus
US3040247A (en) *	1958-01-21	1962-06-19	Roland L Van Allen	Magnetic field detector
US3210689A (en) *	1961-09-15	1965-10-05	Honeywell Inc	Signal detecting and amplifying circuit utilizing a saturable core
US3416072A (en) *	1965-04-19	1968-12-10	Burroughs Corp	Thin film magnetometer employing phase shift discrimination
US3356963A (en) *	1966-06-23	1967-12-05	Willard E Buck	Fused quartz motion sensitive transducer
US3768011A (en) *	1970-06-09	1973-10-23	W Swain	Means for measuring magnitude and direction of a direct current or permanent magnet, including clip-on direct current sensing inductor
US3744044A (en) *	1971-04-21	1973-07-03	R Vosteen	Electronic system to detect objects in confined volume
US3870948A (en) *	1972-09-05	1975-03-11	Acme Cleveland Corp	Proximity circuit with active device feedback
US3890580A (en) *	1973-12-27	1975-06-17	Motorola Inc	Two phase oscillator
US4053849A (en) *	1976-10-01	1977-10-11	Systron Donner Corporation	Oscillation means for generating a differential AC signal proportional to movement of a conducting member

1979
- 1979-04-09 US US06/027,970 patent/US4305034A/en not_active Expired - Lifetime
1980
- 1980-03-13 IL IL59605A patent/IL59605A/xx unknown
- 1980-04-08 NO NO801002A patent/NO153666C/no unknown
- 1980-04-08 EP EP80301109A patent/EP0017505B1/en not_active Expired
- 1980-04-08 DE DE8080301109T patent/DE3066238D1/de not_active Expired

Also Published As

Publication number	Publication date
NO153666B (no)	1986-01-20
EP0017505B1 (en)	1984-01-25
IL59605A (en)	1983-03-31
EP0017505A2 (en)	1980-10-15
NO801002L (no)	1980-10-10
US4305034A (en)	1981-12-08
EP0017505A3 (en)	1981-06-03
DE3066238D1 (en)	1984-03-01

Publication	Publication Date	Title
IT1102048B (it)	1985-10-07	Rilevatore magnetico
NL180639C (nl)	1987-04-01	Magnetische vastzetinrichting.
AT359307B (de)	1980-11-10	Kassette
IT8025904A0 (it)	1980-11-12	Magnetometro.
NO153666C (no)	1986-04-30	Magnetfeltdetektor.
NL186659C (nl)	1991-01-16	Magnetisch transducentsamenstelsel.
NL181762B (nl)	1987-05-18	Magneetbandcassette.
FI801836A7 (fi)	1980-12-24	Magnetkompass
NL181958C (nl)	1987-12-01	Magneetbandcassette.
IT8024716A0 (it)	1980-09-17	Striscia magnetica.
NL188057C (nl)	1992-03-16	Magnetische eenheid.
IT7819248A0 (it)	1978-01-13	Struttura magnetica.
IT8024173A0 (it)	1980-08-14	Dispositivi elettromagnetici.
NO802172L (no)	1981-02-11	Substituerte difenyletere.
IT8021197A0 (it)	1980-04-04	Dispositivo elettromagnetico.
IT8025834A0 (it)	1980-11-07	Immonopotenziatore contenente ricino.
NL189929C (nl)	1993-09-01	Ringmagneetsysteem.
IT7928437A0 (it)	1979-12-28	Bobina smagnetizzatrice.
NL7803231A (nl)	1979-10-02	Magnetische wiskop.
IT8026123A0 (it)	1980-11-20	Dispositivi elettromagnetici.
EP0040640A4 (en)	1983-05-16	MAGNETICALLY SENSITIVE SEMICONDUCTOR DEVICE.
IT8021230A0 (it)	1980-04-04	Amminoacetonitrili idrossiimmino sostituiti.
BE874157A (fr)	1979-05-29	Detecteur ionique
IT7927387A0 (it)	1979-11-19	Dispositivi elettromagnetici.
IT8041514A0 (it)	1980-01-25	Klystron amplificatore.