NO801002L - Magnetfeltdetektor. - Google Patents
Magnetfeltdetektor.Info
- Publication number
- NO801002L NO801002L NO801002A NO801002A NO801002L NO 801002 L NO801002 L NO 801002L NO 801002 A NO801002 A NO 801002A NO 801002 A NO801002 A NO 801002A NO 801002 L NO801002 L NO 801002L
- Authority
- NO
- Norway
- Prior art keywords
- magnetic field
- field detector
- detector
- magnetic
- field
- Prior art date
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)
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 true NO801002L (no) | 1980-10-10 |
NO153666B NO153666B (no) | 1986-01-20 |
NO153666C 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)
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 |
EP3722181A1 (en) | 2019-04-11 | 2020-10-14 | VolkerRail Nederland BV | Magneto inductive principle safety relay current detector |
Family Cites Families (10)
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 DE DE8080301109T patent/DE3066238D1/de not_active Expired
- 1980-04-08 NO NO801002A patent/NO153666C/no unknown
- 1980-04-08 EP EP80301109A patent/EP0017505B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0017505B1 (en) | 1984-01-25 |
NO153666C (no) | 1986-04-30 |
US4305034A (en) | 1981-12-08 |
DE3066238D1 (en) | 1984-03-01 |
EP0017505A3 (en) | 1981-06-03 |
IL59605A (en) | 1983-03-31 |
EP0017505A2 (en) | 1980-10-15 |
NO153666B (no) | 1986-01-20 |
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