DE3587014T2 - Verfahren und schaltung zur steuerung eines "flux-gate"-sensors. - Google Patents
Verfahren und schaltung zur steuerung eines "flux-gate"-sensors.Info
- Publication number
- DE3587014T2 DE3587014T2 DE8585307554T DE3587014T DE3587014T2 DE 3587014 T2 DE3587014 T2 DE 3587014T2 DE 8585307554 T DE8585307554 T DE 8585307554T DE 3587014 T DE3587014 T DE 3587014T DE 3587014 T2 DE3587014 T2 DE 3587014T2
- Authority
- DE
- Germany
- Prior art keywords
- sensor
- controlling
- circuit
- flux gate
- flux
- 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
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
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
- G01C17/02—Magnetic compasses
- G01C17/28—Electromagnetic compasses
- G01C17/30—Earth-inductor compasses
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/662,717 US4677381A (en) | 1984-10-19 | 1984-10-19 | Flux-gate sensor electrical drive method and circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3587014D1 DE3587014D1 (de) | 1993-03-04 |
DE3587014T2 true DE3587014T2 (de) | 1993-05-13 |
Family
ID=24658897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585307554T Expired - Fee Related DE3587014T2 (de) | 1984-10-19 | 1985-10-18 | Verfahren und schaltung zur steuerung eines "flux-gate"-sensors. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4677381A (de) |
EP (1) | EP0179634B1 (de) |
JP (1) | JPS61129523A (de) |
CA (1) | CA1249124A (de) |
DE (1) | DE3587014T2 (de) |
ES (1) | ES8801433A1 (de) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4750349A (en) * | 1985-12-27 | 1988-06-14 | Chrysler Motors Corporation | Microcomputer controlled quick ranging technique and digital filter |
DE3637801A1 (de) * | 1986-11-06 | 1988-05-19 | Bosch Gmbh Robert | Vorrichtung zur messung eines zeitlich konstanten oder sich aendernden magnetfeldes |
US4825166A (en) * | 1987-01-27 | 1989-04-25 | Sundstrand Data Control, Inc. | Bobbin for a magnetic sensor |
JPS63142775U (de) * | 1987-03-10 | 1988-09-20 | ||
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 |
JPH01214710A (ja) * | 1988-02-23 | 1989-08-29 | Alps Electric Co Ltd | 方位計測方法およびその装置 |
US5475366A (en) * | 1988-12-05 | 1995-12-12 | Prince Corporation | Electrical control system for vehicle options |
US5614885A (en) * | 1988-12-05 | 1997-03-25 | Prince Corporation | Electrical control system for vehicle options |
US4977374A (en) * | 1989-08-21 | 1990-12-11 | Kleiner Charles T | Radiation hardened magnetic voltage and/or current reference produced by a saturable, two core transformer with first harmonic nulling |
US5270648A (en) * | 1990-08-10 | 1993-12-14 | Watson Industries, Inc. | Single core triaxial flux-gate magnetometer |
US5455716A (en) * | 1990-08-14 | 1995-10-03 | Prince Corporation | Vehicle mirror with electrical accessories |
US5161311A (en) * | 1990-08-29 | 1992-11-10 | Alps Electric Inc. | Calibration and compensation of an electronic compass system |
US5469298A (en) * | 1991-08-14 | 1995-11-21 | Prince Corporation | Reflective display at infinity |
US5353241A (en) * | 1991-12-27 | 1994-10-04 | Al Attar Rafi A | Shifting system and method for an electronic compass system |
US5297065A (en) * | 1991-12-27 | 1994-03-22 | Chrysler Corporation | Magnetic transient detection and calibration technique for an auto-calibrating compass |
US5351204A (en) * | 1991-12-27 | 1994-09-27 | Chrysler Corporation | Scaling system and method for an electronic compass |
US5828984A (en) * | 1991-12-27 | 1998-10-27 | Chrysler Corporation | Data processing method for an electronic compass system |
US5333110A (en) * | 1991-12-27 | 1994-07-26 | Chrysler Corporation | Electronic magnetic compass system and method for interpreting directions of a vehicle |
US5253424A (en) * | 1991-12-27 | 1993-10-19 | Chrysler Corporation | Flux-gate sensor mounting and method |
US5323336A (en) * | 1991-12-27 | 1994-06-21 | Chrysler Corporation | Noise removal method for an electronic compass |
US5297063A (en) * | 1991-12-27 | 1994-03-22 | Chrysler Corporation | Method for selecting calibration data for an auto-calibrating compass |
US5415554A (en) * | 1993-10-28 | 1995-05-16 | Prince Corporation | Trim panel connecting link |
US5511319A (en) * | 1994-08-29 | 1996-04-30 | Prince Corporation | Vehicle compass correction circuit |
US5737226A (en) * | 1995-06-05 | 1998-04-07 | Prince Corporation | Vehicle compass system with automatic calibration |
US5878370A (en) * | 1995-12-01 | 1999-03-02 | Prince Corporation | Vehicle compass system with variable resolution |
US5761094A (en) * | 1996-01-18 | 1998-06-02 | Prince Corporation | Vehicle compass system |
US5689445A (en) * | 1996-04-05 | 1997-11-18 | Rowe-Deines Instruments Incorporated | Electronic compass and attitude sensing system |
US6587573B1 (en) | 2000-03-20 | 2003-07-01 | Gentex Corporation | System for controlling exterior vehicle lights |
US6141881A (en) * | 1997-11-03 | 2000-11-07 | Invotronics Manufacturing | Electronic analogue compass |
US5939881A (en) * | 1997-11-13 | 1999-08-17 | Raytheon Company | High dynamic range digital fluxgate magnetometer |
US6301794B1 (en) | 1999-05-27 | 2001-10-16 | Johnson Controls, Inc. | Vehicle compass system with continuous automatic calibration |
FR2828739B1 (fr) * | 2001-08-16 | 2003-12-12 | Commissariat Energie Atomique | Magnetometre a correction de dissymetrie de structure |
US6968273B2 (en) | 2002-03-01 | 2005-11-22 | Gentex Corporation | Electronic compass system |
US7149627B2 (en) * | 2002-03-01 | 2006-12-12 | Gentex Corporation | Electronic compass system |
JP4709744B2 (ja) * | 2003-02-24 | 2011-06-22 | ジェンテックス コーポレイション | 電子コンパスシステム |
US7098658B2 (en) * | 2004-04-01 | 2006-08-29 | Visteon Global Technologies, Inc. | Digital signal conditioning solution for a magnetometer circuit |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2852859A (en) * | 1958-09-23 | A-axis | ||
US2475593A (en) * | 1945-08-28 | 1949-07-12 | Sperry Corp | Self-synchronous flux valve system |
US3678593A (en) * | 1968-12-26 | 1972-07-25 | Sperry Rand Corp | Compass system and components therefor having automatic field cancellation |
US3626280A (en) * | 1970-04-03 | 1971-12-07 | Collins Radio Co | Frequency controlled flux detector excitation |
US3744312A (en) * | 1971-06-02 | 1973-07-10 | Smiths Industries Ltd | Navigation apparatus |
US3903610A (en) * | 1972-08-18 | 1975-09-09 | North Atlantic Industries | Apparatus for measuring magnetic field direction |
US4030204A (en) * | 1974-03-18 | 1977-06-21 | Edwards Robert A | Remote indicating solid state magnetic sensor |
US3943763A (en) * | 1974-12-11 | 1976-03-16 | The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp | Magnetic heading reference |
US3991361A (en) * | 1975-03-27 | 1976-11-09 | Westinghouse Electric Corporation | Semi-automatic compass calibrator apparatus for a vehicle mounted flux gate compass system to cancel out effect of local magnetic disturbances |
US4024382A (en) * | 1975-09-08 | 1977-05-17 | The Laitram Corporation | Loran compensated magnetic compass |
IT1073691B (it) * | 1976-08-26 | 1985-04-17 | Importazioni Esportazioni Rapp | Perfezionamento nelle bussole statiche |
US4112755A (en) * | 1976-12-20 | 1978-09-12 | Gerald Leslie Sullivan | "Strapdown" induction compass transmitter with means to compensate for heading errors during turns and during dives and climbs due to the vertical component of the Earth's magnetic field and due to two cycle error |
US4157619A (en) * | 1977-10-14 | 1979-06-12 | Scientific Drilling Controls | Inclination and direction responsive apparatus |
US4293815A (en) * | 1978-05-01 | 1981-10-06 | Century Geophysical Corporation | Fluxgate magnetometer circuit with earth's field elimination |
US4336596A (en) * | 1978-07-24 | 1982-06-22 | E-Systems, Inc. | Method and apparatus for electronically rotating a heading signal |
US4277751A (en) * | 1978-09-29 | 1981-07-07 | Neil Brown Instruments Systems, Inc. | Low-power magnetometer circuit with constant current drive |
FR2484079A1 (fr) * | 1980-06-05 | 1981-12-11 | Crouzet Sa | Procede de compensation des perturbations magnetiques dans la determination d'un cap magnetique, et dispositif pour la mise en oeuvre de ce procede |
JPS6212976Y2 (de) * | 1980-10-20 | 1987-04-03 | ||
JPS5784310A (en) * | 1980-11-13 | 1982-05-26 | Alps Electric Co Ltd | Direction sensing means |
US4373271A (en) * | 1980-12-11 | 1983-02-15 | General Motors Corporation | Solid state compass |
JPS57116211A (en) * | 1981-01-09 | 1982-07-20 | Mitsubishi Electric Corp | Measuring device for direction |
DE3123180A1 (de) * | 1981-06-11 | 1983-01-05 | Siemens AG, 1000 Berlin und 8000 München | Korrekturverfahren und -einrichtung fuer eine magnetfeldsonde |
JPS5828611A (ja) * | 1981-08-13 | 1983-02-19 | Alps Electric Co Ltd | 磁気式方位検出装置 |
US4424631A (en) * | 1982-03-02 | 1984-01-10 | Prince Corporation | Electrical compass |
US4546551A (en) * | 1983-03-24 | 1985-10-15 | Prince Corporation | Electrical control system |
DE3312880A1 (de) * | 1983-04-11 | 1984-10-11 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Magnetischer erdfelddetektor, insbesondere fuer koppelnavigationseinrichtungen von fahrzeugen |
-
1984
- 1984-10-19 US US06/662,717 patent/US4677381A/en not_active Expired - Lifetime
-
1985
- 1985-10-03 CA CA000492204A patent/CA1249124A/en not_active Expired
- 1985-10-17 JP JP60230072A patent/JPS61129523A/ja active Granted
- 1985-10-18 EP EP85307554A patent/EP0179634B1/de not_active Expired - Lifetime
- 1985-10-18 DE DE8585307554T patent/DE3587014T2/de not_active Expired - Fee Related
- 1985-10-18 ES ES548030A patent/ES8801433A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0179634A2 (de) | 1986-04-30 |
EP0179634A3 (en) | 1988-07-20 |
DE3587014D1 (de) | 1993-03-04 |
ES548030A0 (es) | 1987-12-16 |
JPH0548844B2 (de) | 1993-07-22 |
CA1249124A (en) | 1989-01-24 |
JPS61129523A (ja) | 1986-06-17 |
ES8801433A1 (es) | 1987-12-16 |
US4677381A (en) | 1987-06-30 |
EP0179634B1 (de) | 1993-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |