FR2454100A1 - Dispositif optique de mesure de vitesse angulaire - Google Patents

Dispositif optique de mesure de vitesse angulaire

Info

Publication number
FR2454100A1
FR2454100A1 FR7908932A FR7908932A FR2454100A1 FR 2454100 A1 FR2454100 A1 FR 2454100A1 FR 7908932 A FR7908932 A FR 7908932A FR 7908932 A FR7908932 A FR 7908932A FR 2454100 A1 FR2454100 A1 FR 2454100A1
Authority
FR
France
Prior art keywords
angular speed
beams
frequency
frequency responses
opposing directions
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.)
Withdrawn
Application number
FR7908932A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7908932A priority Critical patent/FR2454100A1/fr
Publication of FR2454100A1 publication Critical patent/FR2454100A1/fr
Priority to FR8205230A priority patent/FR2524148A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
    • G01C19/727—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers using a passive ring resonator

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)

Abstract

DISPOSITIF DE MESURE D'UNE COMPOSANTE DE LA VITESSE ANGULAIRE DU MOBILE SUR LEQUEL IL EST MONTE, COMPRENANT DES ELEMENTS OPTIQUES APTES A REALISER UN PARCOURS OPTIQUE FERME SUR LUI-MEME, DEUX SOURCES DE RAYONNEMENT COHERENT MONOCHROMATIQUE, DES MOYENS AGENCES POUR FAIRE PENETRER DANS LE PARCOURS UNE FRACTION DES FAISCEAUX LUMINEUX ISSUS RESPECTIVEMENT DE CHACUNE DES DEUX SOURCES, DES MOYENS DE MESURE A CHAQUE INSTANT DE L'INTENSITE DE CHACUN DE CES DEUX RAYONNEMENTS, DES MOYENS AGENCES POUR DONNER SUCCESSIVEMENT A LA FREQUENCE DE CHACUN DES RAYONNEMENTS UNE MULTIPLICITE DE VALEURS SELON UNE SEQUENCE PERIODIQUEMENT REPETEE ET UN CALCULATEUR QUI ENREGISTRE LES ECARTS DES FREQUENCES RESPECTIVES DES DEUX RAYONNEMENTS ET LES VALEURS DES INTENSITES DES DEUX RAYONNEMENTS.
FR7908932A 1979-04-09 1979-04-09 Dispositif optique de mesure de vitesse angulaire Withdrawn FR2454100A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7908932A FR2454100A1 (fr) 1979-04-09 1979-04-09 Dispositif optique de mesure de vitesse angulaire
FR8205230A FR2524148A2 (fr) 1979-04-09 1982-03-26 Dispositif optique de mesure de vitesse angulaire et procede d'utilisation dudit dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7908932A FR2454100A1 (fr) 1979-04-09 1979-04-09 Dispositif optique de mesure de vitesse angulaire

Publications (1)

Publication Number Publication Date
FR2454100A1 true FR2454100A1 (fr) 1980-11-07

Family

ID=9224131

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7908932A Withdrawn FR2454100A1 (fr) 1979-04-09 1979-04-09 Dispositif optique de mesure de vitesse angulaire

Country Status (1)

Country Link
FR (1) FR2454100A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637723A (en) * 1982-09-30 1987-01-20 Honeywell Inc. Discriminant apparatus for ring laser angular rate sensors

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1096180A (en) * 1964-04-24 1967-12-20 Western Electric Co Improvements in or relating to maser oscillators
US3721497A (en) * 1971-04-19 1973-03-20 North American Rockwell Ring laser gyroscope linearization system
FR2441848A1 (fr) * 1978-11-15 1980-06-13 Schnerb Pierre Dispositif optique de mesure de la vitesse angulaire d'un mobile

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1096180A (en) * 1964-04-24 1967-12-20 Western Electric Co Improvements in or relating to maser oscillators
US3721497A (en) * 1971-04-19 1973-03-20 North American Rockwell Ring laser gyroscope linearization system
FR2441848A1 (fr) * 1978-11-15 1980-06-13 Schnerb Pierre Dispositif optique de mesure de la vitesse angulaire d'un mobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637723A (en) * 1982-09-30 1987-01-20 Honeywell Inc. Discriminant apparatus for ring laser angular rate sensors

Similar Documents

Publication Publication Date Title
EP0401799A3 (fr) Appareil de mesure de longueur
GB1472894A (en) Interferometric methods and apparatus for measuring distance to a surface
JPS6428515A (en) Interference sensor for sensing surrounding effect and method thereof
AU1604783A (en) Improved fiber optic sensor for detecting very small displacements of a surface
JPS5238939A (en) Optical coupler
FR2454100A1 (fr) Dispositif optique de mesure de vitesse angulaire
IT1263459B (it) Metodo e dispositivo per il controllo ottico del riempimento di sigarette.
ES2040748T3 (es) Selector controlado opticamente.
SE8002604L (sv) Kompensationsanordning
ATE74435T1 (de) Laserinterferometer-refraktometer.
JPS51149034A (en) Propagation mode converting optical coupler
JPS53146587A (en) Laser gyro
JPS57200953A (en) Optical record carrier reader
JPS5769794A (en) Waveguide type laser device
JPS5535354A (en) Semiconductor laser beam branching device
JPS5233743A (en) Method of cutting optical fibers
JPS5354069A (en) Laser doppler speedmeter
JPS5373153A (en) Measuring apparatus for dispersion of optical fibers
JPS53136A (en) Beam splitter
FR2300328A1 (fr) Procede et dispositif de mesure de la rugosite de surface
JPS5638881A (en) Laser device
JPS56130606A (en) Optical measuring device for thickness of transparent material
JPS5683089A (en) Light modulation system
JPS57139979A (en) Pulse laser device with stabilised output
JPS57187677A (en) Measuring device for speed

Legal Events

Date Code Title Description
ST Notification of lapse