NO772126L - PROCEDURE AND DEVICE FOR PRODUCING DEVIATION CORRECTION SIGNALS FOR A MAGNETIC COMPASS - Google Patents

PROCEDURE AND DEVICE FOR PRODUCING DEVIATION CORRECTION SIGNALS FOR A MAGNETIC COMPASS

Info

Publication number
NO772126L
NO772126L NO772126A NO772126A NO772126L NO 772126 L NO772126 L NO 772126L NO 772126 A NO772126 A NO 772126A NO 772126 A NO772126 A NO 772126A NO 772126 L NO772126 L NO 772126L
Authority
NO
Norway
Prior art keywords
procedure
deviation correction
correction signals
magnetic compass
producing deviation
Prior art date
Application number
NO772126A
Other languages
Norwegian (no)
Inventor
James M Lapeyre
John T Fowler
Original Assignee
Laitram 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
Priority claimed from US05/697,194 external-priority patent/US4091543A/en
Priority claimed from US05/697,195 external-priority patent/US4031630A/en
Application filed by Laitram Corp filed Critical Laitram Corp
Publication of NO772126L publication Critical patent/NO772126L/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Navigation (AREA)
  • Measuring Magnetic Variables (AREA)
NO772126A 1976-06-17 1977-06-16 PROCEDURE AND DEVICE FOR PRODUCING DEVIATION CORRECTION SIGNALS FOR A MAGNETIC COMPASS NO772126L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/697,194 US4091543A (en) 1976-06-17 1976-06-17 Automatic magnetic compass correction
US05/697,195 US4031630A (en) 1976-06-17 1976-06-17 Calibration apparatus for automatic magnetic compass correction

Publications (1)

Publication Number Publication Date
NO772126L true NO772126L (en) 1977-12-20

Family

ID=27105960

Family Applications (1)

Application Number Title Priority Date Filing Date
NO772126A NO772126L (en) 1976-06-17 1977-06-16 PROCEDURE AND DEVICE FOR PRODUCING DEVIATION CORRECTION SIGNALS FOR A MAGNETIC COMPASS

Country Status (4)

Country Link
DE (1) DE2727132A1 (en)
GB (1) GB1579673A (en)
NL (1) NL190247C (en)
NO (1) NO772126L (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143467A (en) * 1978-05-01 1979-03-13 Sperry Rand Corporation Semi-automatic self-contained magnetic azimuth detector calibration apparatus and method
DE2946321A1 (en) * 1979-11-16 1981-05-21 Teldix Gmbh, 6900 Heidelberg Correction system for vehicle magnetic compass - obtains correction function for each indicated bearing by fourier analysis of error curve
FR2484079A1 (en) * 1980-06-05 1981-12-11 Crouzet Sa METHOD FOR COMPENSATING MAGNETIC DISTURBANCES IN THE DETERMINATION OF A MAGNETIC CAP, AND DEVICE FOR IMPLEMENTING SAID METHOD
US4443117A (en) * 1980-09-26 1984-04-17 Terumo Corporation Measuring apparatus, method of manufacture thereof, and method of writing data into same
US4672565A (en) * 1981-03-10 1987-06-09 Nippon Soken, Inc. Direction detecting system for vehicles
DE3123180A1 (en) * 1981-06-11 1983-01-05 Siemens AG, 1000 Berlin und 8000 München CORRECTION METHOD AND DEVICE FOR A MAGNETIC PROBE
FR2507770A1 (en) * 1981-06-11 1982-12-17 Crouzet Sa Magnetic field perturbation compensating system for aircraft - analyses development of modulus of earth field perturbed in space to transform ellipsoidal theoretical sphere
FR2514497A1 (en) * 1981-10-08 1983-04-15 Jaeger HOT WIRE LEVEL DIGITAL LEVEL DETECTION DEVICE
GB2116720B (en) * 1982-03-08 1986-03-12 Roeh Ind Ltd Flow rate sensor
GB2119095B (en) * 1982-03-31 1985-12-24 Goldcrest Electronics Limited Data processing systems for motor vehicles
JPS59155714A (en) * 1982-10-12 1984-09-04 ロケ　マナ　リサーチ　リミテッド Electronic compass for transportation facility
GB2130729B (en) * 1982-10-12 1986-05-14 Plessey Co Plc Electronic compasses
JPS601510A (en) * 1983-06-17 1985-01-07 Honda Motor Co Ltd Correcting method of vehicle mounted geomagnetism sensor
DE4001657A1 (en) * 1990-01-18 1991-07-25 Carl Steiner Position measurement arrangement measures earth's magnetic field - uses high permeability annular element in toroid carrying stimulation and receiving coils
GB9002949D0 (en) * 1990-02-09 1990-04-04 Nautech Ltd Autopilot system
DE10130522B4 (en) * 2001-06-25 2004-05-27 Siemens Ag Method for correcting the magnetic declination of a compass unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3031766A (en) * 1958-07-29 1962-05-01 Lear Inc Magnetic compass compensating system
US3634946A (en) * 1969-02-10 1972-01-18 Lundy Electronics & Syst Inc Digital compass
US3683668A (en) * 1971-01-26 1972-08-15 Sperry Rand Corp Compass calibrator
US3746842A (en) * 1971-09-27 1973-07-17 Laitram Corp Digital magnetic compass
US3848455A (en) * 1973-03-20 1974-11-19 P Banner Magnetic compass corrector means

Also Published As

Publication number Publication date
GB1579673A (en) 1980-11-19
NL190247C (en) 1993-12-16
DE2727132C2 (en) 1988-09-15
NL190247B (en) 1993-07-16
NL7706719A (en) 1977-12-20
DE2727132A1 (en) 1978-01-05

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