DE3683614D1 - Vereinfachtes eichungsverfahren und schaltung fuer einen elektronischen kompass. - Google Patents

Vereinfachtes eichungsverfahren und schaltung fuer einen elektronischen kompass.

Info

Publication number
DE3683614D1
DE3683614D1 DE8686111942T DE3683614T DE3683614D1 DE 3683614 D1 DE3683614 D1 DE 3683614D1 DE 8686111942 T DE8686111942 T DE 8686111942T DE 3683614 T DE3683614 T DE 3683614T DE 3683614 D1 DE3683614 D1 DE 3683614D1
Authority
DE
Germany
Prior art keywords
circuit
calibration process
electronic compass
simplified calibration
simplified
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
Application number
DE8686111942T
Other languages
English (en)
Inventor
Ronald F Hormel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Old Carco LLC
Original Assignee
Chrysler Corp
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 Chrysler Corp filed Critical Chrysler Corp
Application granted granted Critical
Publication of DE3683614D1 publication Critical patent/DE3683614D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01C17/38—Testing, calibrating, or compensating of compasses
DE8686111942T 1985-12-27 1986-08-28 Vereinfachtes eichungsverfahren und schaltung fuer einen elektronischen kompass. Expired - Fee Related DE3683614D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/813,897 US4622843A (en) 1985-12-27 1985-12-27 Simplified calibration technique and auto ranging circuit for an electronic compass control circuit

Publications (1)

Publication Number Publication Date
DE3683614D1 true DE3683614D1 (de) 1992-03-05

Family

ID=25213696

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686111942T Expired - Fee Related DE3683614D1 (de) 1985-12-27 1986-08-28 Vereinfachtes eichungsverfahren und schaltung fuer einen elektronischen kompass.

Country Status (5)

Country Link
US (2) US4622843A (de)
EP (1) EP0227889B1 (de)
JP (1) JPS62157516A (de)
CA (1) CA1266173A (de)
DE (1) DE3683614D1 (de)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4797841A (en) * 1983-11-28 1989-01-10 Magnavox Government And Industrial Electronics Company Method and apparatus for automatic calibration of magnetic compass
DE3682730D1 (de) * 1985-09-03 1992-01-16 British Aerospace Eichung eines magnetischen kompasses.
US4719389A (en) * 1985-12-23 1988-01-12 Chrysler Motors Corporation Method for energizing vacuum fluorescent displays
US4750349A (en) * 1985-12-27 1988-06-14 Chrysler Motors Corporation Microcomputer controlled quick ranging technique and digital filter
US4807462A (en) * 1987-04-03 1989-02-28 Chrysler Motors Corporation Method for performing automatic calibrations in an electronic compass
US4785419A (en) * 1987-11-16 1988-11-15 Tektronix, Inc. Logarithmic amplifier calibrator
JPH01122708U (de) * 1988-02-15 1989-08-21
US5012667A (en) * 1988-03-18 1991-05-07 Great Plains Industries, Inc. Apparatus and method for calibrating a measuring device
US5090231A (en) * 1988-10-07 1992-02-25 Gallagher Lawrence W Electronic compass system
US4972593A (en) * 1989-01-17 1990-11-27 The Charles Stark Draper Laboratory, Inc. Method and apparatus for measuring the undistorted magnetic field of the earth
US5247467A (en) * 1989-08-16 1993-09-21 Hewlett-Packard Company Multiple variable compensation for transducers
US5225999A (en) * 1990-07-06 1993-07-06 The Trustees Of The University Of Pennsylvania Magnetic environment stabilization for effective operation of magnetically sensitive instruments
US5131154A (en) * 1990-10-15 1992-07-21 Donnelly Corporation Method and apparatus for compensating a magnetic compass
US5451822A (en) * 1991-03-15 1995-09-19 Gentex Corporation Electronic control system
US5287295A (en) * 1991-05-30 1994-02-15 Motorola Method and apparatus for calibrating an electronic compass to account for alignment errors in the compass windings
EP0657746A3 (de) * 1991-09-17 1995-11-22 Siemens Ag Verfahren zur Kompensation eines magnetischen Störfeldes in einem Fahrzeug.
US5644851A (en) * 1991-12-20 1997-07-08 Blank; Rodney K. Compensation system for electronic compass
US5255442A (en) * 1991-12-20 1993-10-26 Donnelly Corporation Vehicle compass with electronic sensor
US5333110A (en) * 1991-12-27 1994-07-26 Chrysler Corporation Electronic magnetic compass system and method for interpreting directions of a vehicle
US5351204A (en) * 1991-12-27 1994-09-27 Chrysler Corporation Scaling system and method for an electronic compass
US5253424A (en) * 1991-12-27 1993-10-19 Chrysler Corporation Flux-gate sensor mounting and method
US5353241A (en) * 1991-12-27 1994-10-04 Al Attar Rafi A Shifting system and method for an electronic compass system
US5526022A (en) * 1993-01-06 1996-06-11 Virtual I/O, Inc. Sourceless orientation sensor
US5477470A (en) * 1994-06-20 1995-12-19 Lewis; W. Stan Real-time digital orientation device
US5517430A (en) * 1994-06-20 1996-05-14 Directional Robotics Research, Inc. Real-time digital orientation device
US5586064A (en) * 1994-11-03 1996-12-17 The Trustees Of The University Of Pennsylvania Active magnetic field compensation system using a single filter
US5991085A (en) * 1995-04-21 1999-11-23 I-O Display Systems Llc Head-mounted personal visual display apparatus with image generator and holder
US5737226A (en) * 1995-06-05 1998-04-07 Prince Corporation Vehicle compass system with automatic calibration
US5850624A (en) * 1995-10-18 1998-12-15 The Charles Machine Works, Inc. Electronic compass
US5878370A (en) * 1995-12-01 1999-03-02 Prince Corporation Vehicle compass system with variable resolution
US6047237A (en) * 1997-12-10 2000-04-04 Prince Corporation Compass precalibration method
US6513252B1 (en) 1999-04-08 2003-02-04 Donnelly Corporation Vehicle compass compensation
US6301794B1 (en) * 1999-05-27 2001-10-16 Johnson Controls, Inc. Vehicle compass system with continuous automatic calibration
US6760678B1 (en) * 2000-04-11 2004-07-06 Electronics Tomorrow Limited Electronic compass
US6324451B1 (en) 2000-06-01 2001-11-27 Daimlerchrysler Corporation Detection of the presence of a convertible top using compass electronics
JP4244561B2 (ja) * 2001-07-10 2009-03-25 ヤマハ株式会社 方位測定機能を有する携帯型電子装置
US6651003B2 (en) 2001-07-30 2003-11-18 Innovative Design Solutions, Inc. Method of automatic continuous calibration for an electric compass
KR100465335B1 (ko) * 2002-09-18 2005-01-13 삼성전자주식회사 플럭스게이트를 구비한 감지장치
US6877237B1 (en) * 2004-03-05 2005-04-12 Honeywell International Inc. Method and system for acquiring calibration data for an electronic compass
US7437257B2 (en) * 2004-10-07 2008-10-14 Yamaha Corporation Geomagnetic sensor and geomagnetic sensor correction method, temperature sensor and temperature sensor correction method, geomagnetism detection device
KR100933834B1 (ko) * 2004-10-07 2009-12-24 야마하 가부시키가이샤 지자기 검출 장치
US9057695B2 (en) * 2009-09-24 2015-06-16 Canon Kabushiki Kaisha Apparatus and method for irradiating a scattering medium with a reconstructive wave
US8577637B2 (en) * 2009-09-28 2013-11-05 Teledyne Rd Instruments, Inc. System and method of magnetic compass calibration
FR2967769B1 (fr) * 2010-11-23 2012-11-16 Thales Sa Instruments combine de secours et procede de calibration de l'instrument combine de secours
FI126012B (fi) 2012-12-31 2016-05-31 Suunto Oy Menetelmä ja laite suunnan määrittämiseksi magneettikentässä
US20160327389A1 (en) * 2015-05-06 2016-11-10 Gopro, Inc. Calibration Transfer Between Two Devices

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3678593A (en) * 1968-12-26 1972-07-25 Sperry Rand Corp Compass system and components therefor having automatic field cancellation
US3683668A (en) * 1971-01-26 1972-08-15 Sperry Rand Corp Compass calibrator
US3899834A (en) * 1972-10-02 1975-08-19 Westinghouse Electric Corp Electronic compass system
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
US4227404A (en) * 1978-04-17 1980-10-14 Century Geophysical Corporation Digital mineral logging system
US4143467A (en) * 1978-05-01 1979-03-13 Sperry Rand Corporation Semi-automatic self-contained magnetic azimuth detector calibration apparatus and method
US4347730A (en) * 1979-01-22 1982-09-07 The United States Of America As Represented By The Secretary Of The Army Method and apparatus for calibrating gyroscopically-stabilized, magnetically-slaved heading reference system
US4424631A (en) * 1982-03-02 1984-01-10 Prince Corporation Electrical compass
US4425717A (en) * 1982-06-24 1984-01-17 Prince Corporation Vehicle magnetic sensor
JPS59155714A (ja) * 1982-10-12 1984-09-04 ロケ　マナ　リサーチ　リミテッド 輸送機関用電子コンパス
US4546551A (en) * 1983-03-24 1985-10-15 Prince Corporation Electrical control system
US4505054A (en) * 1983-05-25 1985-03-19 Prince Corporation Magnetic sensor mounting system
US4611293A (en) * 1983-11-28 1986-09-09 Magnavox Government And Industrial Electronics Company Method and apparatus for automatic calibration of magnetic compass

Also Published As

Publication number Publication date
US4622843A (en) 1986-11-18
EP0227889B1 (de) 1992-01-22
EP0227889A2 (de) 1987-07-08
CA1266173A (en) 1990-02-27
US4720992A (en) 1988-01-26
JPS62157516A (ja) 1987-07-13
EP0227889A3 (en) 1988-05-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee