GB1461301A - Non-pendulous course determining device on a vehicle - Google Patents

Non-pendulous course determining device on a vehicle

Info

Publication number
GB1461301A
GB1461301A GB4874A GB4874A GB1461301A GB 1461301 A GB1461301 A GB 1461301A GB 4874 A GB4874 A GB 4874A GB 4874 A GB4874 A GB 4874A GB 1461301 A GB1461301 A GB 1461301A
Authority
GB
United Kingdom
Prior art keywords
vehicle
magnetometer
cos
earth
component
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
Application number
GB4874A
Other languages
English (en)
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.)
Thales Avionics SAS
Original Assignee
Crouzet SA
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 Crouzet SA filed Critical Crouzet SA
Publication of GB1461301A publication Critical patent/GB1461301A/en
Expired 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
    • G01C17/02—Magnetic compasses
    • G01C17/28—Electromagnetic compasses
    • G01C17/30—Earth-inductor compasses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Navigation (AREA)
GB4874A 1973-01-02 1974-01-02 Non-pendulous course determining device on a vehicle Expired GB1461301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7300084A FR2212536B1 (enExample) 1973-01-02 1973-01-02

Publications (1)

Publication Number Publication Date
GB1461301A true GB1461301A (en) 1977-01-13

Family

ID=9112843

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4874A Expired GB1461301A (en) 1973-01-02 1974-01-02 Non-pendulous course determining device on a vehicle

Country Status (6)

Country Link
US (1) US3936949A (enExample)
CH (1) CH570607A5 (enExample)
DE (1) DE2400002A1 (enExample)
FR (1) FR2212536B1 (enExample)
GB (1) GB1461301A (enExample)
IT (1) IT1009538B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2177512A (en) * 1985-06-20 1987-01-21 Ca Minister Nat Defence Determining orientation of magnetometer

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2651678C2 (de) * 1976-11-12 1986-05-22 Teldix Gmbh, 6900 Heidelberg Kursmeßgerät für ein Fahrzeug
DE2929504C2 (de) * 1978-07-21 1984-05-10 Mitsubishi Denki K.K., Tokio/Tokyo Richtungsweiservorrichtung
US4277751A (en) * 1978-09-29 1981-07-07 Neil Brown Instruments Systems, Inc. Low-power magnetometer circuit with constant current drive
CA1127304A (en) * 1979-01-24 1982-07-06 Sachinobu Shimizu Apparatus for determining positional coordinates utilizing the terrestrial magnetism as a directional reference
US4267640A (en) * 1979-04-30 1981-05-19 Rca Corporation System for ascertaining magnetic field direction
DE3212948A1 (de) * 1982-04-07 1983-10-13 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur messung des erdmagnetfeldes als navigationshilfe
US4492923A (en) * 1982-06-21 1985-01-08 The United States Of America As Represented By The Secretary Of The Navy Apparatus for measuring the spatial scalar variation of a magnetic field with vector magnetic sensors on a moderately stable moving platform
GB2143040B (en) * 1983-07-09 1986-08-06 British Aerospace Compass
DE3345712A1 (de) * 1983-12-17 1985-06-27 Robert Bosch Gmbh, 7000 Stuttgart Magnetometer mit zeitverschluesselung zur messung von magnetfeldern
DE3345713A1 (de) * 1983-12-17 1985-06-27 Robert Bosch Gmbh, 7000 Stuttgart Magnetometer mit zeitverschluesselung
GB2159278B (en) * 1984-05-23 1988-04-13 Stc Plc Heading sensor
GB2230097B (en) * 1987-04-14 1991-05-15 Secr Defence A roll-independent magnetometer system
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
US5105548A (en) * 1988-02-29 1992-04-21 Digicourse, Inc. Apparatus and method for determining azimuth, pitch and roll
US5010653A (en) * 1988-02-29 1991-04-30 Digicourse, Inc. Apparatus and method for determining azimuth, pitch and roll
SE502773C2 (sv) * 1990-01-04 1996-01-08 Instrument Verken Ab Magnetfältsdetektor
US5924212A (en) * 1996-10-09 1999-07-20 Donnelly Corporation Electronic compass
US6536123B2 (en) * 2000-10-16 2003-03-25 Sensation, Inc. Three-axis magnetic sensor, an omnidirectional magnetic sensor and an azimuth measuring method using the same
US6653831B2 (en) 2001-11-20 2003-11-25 Gentex Corporation Magnetometer having a dynamically adjustable bias setting and electronic vehicle compass incorporating the same
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
CN101586958B (zh) * 2003-12-22 2012-04-18 旭化成电子材料元件株式会社 方位角计测装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB591019A (en) * 1945-04-13 1947-08-05 Charles Stanley Hudson Improvements in or relating to remote indicating compasses
US2204292A (en) * 1937-07-13 1940-06-11 Siemens App Und Maschinen Gmbh Direction indicating means
US2464057A (en) * 1944-11-23 1949-03-08 Fairchild Camera Instr Co Earth inductor compass
US2597125A (en) * 1945-04-18 1952-05-20 Bendix Aviat Corp Earth induction system
US2597135A (en) * 1945-04-18 1952-05-20 Bendix Aviat Corp Earth induction system
US3135199A (en) * 1945-08-03 1964-06-02 Thomas B Brown Magnetometer
US2671275A (en) * 1949-03-31 1954-03-09 Rca Corp Magnetometer
US3133244A (en) * 1960-09-15 1964-05-12 Gen Precision Inc Magnetic field detector and resolver having a two section housing for the detector
FR1313414A (fr) * 1962-01-16 1962-12-28 Sperry Rand Corp Procédé pour mesurer et compenser les erreurs de déviation dans les systèmes de compas
GB1202533A (en) * 1966-11-19 1970-08-19 Elliott Brothers London Ltd Improvements relating to magnetically sensitive arrangements
US3584388A (en) * 1967-05-31 1971-06-15 Aviat Electric Ltd Heading reference system
US3678593A (en) * 1968-12-26 1972-07-25 Sperry Rand Corp Compass system and components therefor having automatic field cancellation
US3628254A (en) * 1970-04-01 1971-12-21 Sperry Rand Corp Nonpendulous flux valve compass system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2177512A (en) * 1985-06-20 1987-01-21 Ca Minister Nat Defence Determining orientation of magnetometer
US4767988A (en) * 1985-06-20 1988-08-30 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence Precision magnetometer orientation device

Also Published As

Publication number Publication date
FR2212536B1 (enExample) 1976-04-09
CH570607A5 (enExample) 1975-12-15
IT1009538B (it) 1976-12-20
DE2400002A1 (de) 1974-08-15
US3936949A (en) 1976-02-10
FR2212536A1 (enExample) 1974-07-26

Similar Documents

Publication Publication Date Title
GB1461301A (en) Non-pendulous course determining device on a vehicle
CA1154131A (en) Magnetic compass compensation system
US4424631A (en) Electrical compass
US4733179A (en) Method of determining an interference-magnetic field in a motor vehicle provided with an electronic compass
CA1127304A (en) Apparatus for determining positional coordinates utilizing the terrestrial magnetism as a directional reference
WO1990004150A1 (en) Electronic digital compass
US3954024A (en) Automatic adaptive centering apparatus for electrically supported inertial instruments
US3696518A (en) Vehicle direction sensing and steering systems using magnetic flux responsive means
US3584388A (en) Heading reference system
US4452092A (en) Torque feedback control for two degree of freedom rate sensor
US2834939A (en) Compensation of induced magnetic fields
US3488579A (en) Magnetic gradiometer apparatus with misalignment compensation
US2464057A (en) Earth inductor compass
GB1339070A (en) Magnetic compasses
US3441841A (en) Methods and devices for compensation of parasitic magnetic fields,in particular on an aircraft carrying a magnetometer
US3587330A (en) Vertical reference system
US3259822A (en) Gimbal error corrected gyroscopic system
GB2023817A (en) Gyroscopic method and apparatus for determining magnetic heading and attitude
GB994896A (en) Improvements in arrangements for inertial navigation
US4238829A (en) Vehicle locating apparatus
SU1642235A1 (ru) Феррозондовый компас
RU2089927C1 (ru) Способ измерения ускорения силы тяжести и устройство для его реализации
US2776403A (en) Induced magnetization compensator
US2762562A (en) Resolving apparatus
SU124527A1 (ru) Способ автоматической компенсации действи в заданной точке магнитного пол источника с посто нным распределением вектора относительной объемной намагниченности

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930102