FR2302505A1 - Procede et dispositif pour la compensation d'une vanne de flux - Google Patents

Procede et dispositif pour la compensation d'une vanne de flux

Info

Publication number
FR2302505A1
FR2302505A1 FR7506033A FR7506033A FR2302505A1 FR 2302505 A1 FR2302505 A1 FR 2302505A1 FR 7506033 A FR7506033 A FR 7506033A FR 7506033 A FR7506033 A FR 7506033A FR 2302505 A1 FR2302505 A1 FR 2302505A1
Authority
FR
France
Prior art keywords
sine
adjustment
cosine
navigational
aircraft
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.)
Granted
Application number
FR7506033A
Other languages
English (en)
Other versions
FR2302505B1 (fr
Inventor
Alain Jean-Claude Pointet
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.)
Sagem SA
Original Assignee
Sagem 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 Sagem SA filed Critical Sagem SA
Priority to FR7506033A priority Critical patent/FR2302505A1/fr
Publication of FR2302505A1 publication Critical patent/FR2302505A1/fr
Application granted granted Critical
Publication of FR2302505B1 publication Critical patent/FR2302505B1/fr
Granted 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
    • 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

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • Regulating Braking Force (AREA)
FR7506033A 1975-02-26 1975-02-26 Procede et dispositif pour la compensation d'une vanne de flux Granted FR2302505A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7506033A FR2302505A1 (fr) 1975-02-26 1975-02-26 Procede et dispositif pour la compensation d'une vanne de flux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7506033A FR2302505A1 (fr) 1975-02-26 1975-02-26 Procede et dispositif pour la compensation d'une vanne de flux

Publications (2)

Publication Number Publication Date
FR2302505A1 true FR2302505A1 (fr) 1976-09-24
FR2302505B1 FR2302505B1 (fr) 1979-03-23

Family

ID=9151778

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7506033A Granted FR2302505A1 (fr) 1975-02-26 1975-02-26 Procede et dispositif pour la compensation d'une vanne de flux

Country Status (1)

Country Link
FR (1) FR2302505A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507770A1 (fr) * 1981-06-11 1982-12-17 Crouzet Sa Procede de compensations des perturbations magnetiques dans la determination d'un cap magnetique et dispositif pour la mise en oeuvre de ce procede
EP0225493A2 (fr) * 1985-12-11 1987-06-16 The Laitram Corporation Calibrage d'un compas magnétique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507770A1 (fr) * 1981-06-11 1982-12-17 Crouzet Sa Procede de compensations des perturbations magnetiques dans la determination d'un cap magnetique et dispositif pour la mise en oeuvre de ce procede
EP0225493A2 (fr) * 1985-12-11 1987-06-16 The Laitram Corporation Calibrage d'un compas magnétique
JPS62140015A (ja) * 1985-12-11 1987-06-23 ザ・レイトラム・コ−ポレ−シヨン 磁気コンパス方位修正方法ならびに磁気コンパス装置
EP0225493A3 (en) * 1985-12-11 1989-05-03 The Laitram Corporation Magnetic compass calibration

Also Published As

Publication number Publication date
FR2302505B1 (fr) 1979-03-23

Similar Documents

Publication Publication Date Title
GB1291597A (en) Improvements in compass systems
FR2302505A1 (fr) Procede et dispositif pour la compensation d'une vanne de flux
GB1006326A (en) Compass deviation error measurement and correction
US2985023A (en) Drift compensated platform
GB1112552A (en) Runway image generating apparatus
JPS5542331A (en) Recording bias circuit of tape recorder
GB889381A (en) Improvements relating to circuits for generating electrical signals representing trigonometrical functions
GB1298669A (en) Improvements in apparatus for signalling angular displacement
Zeitz Comments on ‘Comparative study of non-linear state-observation techniques’
US3671731A (en) Pythagoreas adder or solid state resolver
GB1288290A (fr)
GB1291378A (en) Method and apparatus for defining a physical vector
SE8000242L (sv) Felkompensering vid syngonsendare
ES313834A1 (es) Perfeccionamientos en generadores de senales
JPS564061A (en) Phase difference measuring instrument
JPS5371519A (en) Error compensating unit for time axis
JPS5338877A (en) Drift compensation system for servo-system
JPS5660368A (en) Magnetic field vector detector
GB1010600A (en) Improvements in or relating to the automatic measurement of transmission characteristics
JPS57135364A (en) Speed operating device of moving body
GB872096A (en) Improvements relating to the correction of magnetic compasses
SU115509A1 (ru) Способ исключени "ложного нул " в трансформаторных сельсинных схемах и устройство дл осуществлени этого способа
US3500031A (en) Function generators
GB951442A (en) Integrated flight instrument system
Saxena A definite integral involving associated Legendre function of the first kind

Legal Events

Date Code Title Description
ST Notification of lapse