DE3006394A1 - Lichtleitfaser-interferometer-drehzahlmesser zur messung von geringen umdrehungsgeschwindigkeiten - Google Patents

Lichtleitfaser-interferometer-drehzahlmesser zur messung von geringen umdrehungsgeschwindigkeiten

Info

Publication number
DE3006394A1
DE3006394A1 DE19803006394 DE3006394A DE3006394A1 DE 3006394 A1 DE3006394 A1 DE 3006394A1 DE 19803006394 DE19803006394 DE 19803006394 DE 3006394 A DE3006394 A DE 3006394A DE 3006394 A1 DE3006394 A1 DE 3006394A1
Authority
DE
Germany
Prior art keywords
optical fiber
tachometer
radiation
processing device
polarization
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
DE19803006394
Other languages
German (de)
English (en)
Other versions
DE3006394C2 (OSRAM
Inventor
Michel Lacombat
Herve Lefevre
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 SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of DE3006394A1 publication Critical patent/DE3006394A1/de
Application granted granted Critical
Publication of DE3006394C2 publication Critical patent/DE3006394C2/de
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
    • 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

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)
  • Gyroscopes (AREA)
  • Optical Transform (AREA)
DE19803006394 1979-02-23 1980-02-21 Lichtleitfaser-interferometer-drehzahlmesser zur messung von geringen umdrehungsgeschwindigkeiten Granted DE3006394A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7904660A FR2449897A1 (fr) 1979-02-23 1979-02-23 Gyrometre interferometrique a fibre optique particulierement adapte a la mesure de faibles vitesses de rotation

Publications (2)

Publication Number Publication Date
DE3006394A1 true DE3006394A1 (de) 1980-09-18
DE3006394C2 DE3006394C2 (OSRAM) 1987-06-11

Family

ID=9222373

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803006394 Granted DE3006394A1 (de) 1979-02-23 1980-02-21 Lichtleitfaser-interferometer-drehzahlmesser zur messung von geringen umdrehungsgeschwindigkeiten

Country Status (4)

Country Link
US (1) US4329056A (OSRAM)
DE (1) DE3006394A1 (OSRAM)
FR (1) FR2449897A1 (OSRAM)
GB (1) GB2046434B (OSRAM)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3049033A1 (de) * 1980-12-24 1982-07-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "ringinterferometer"
FR2503862B1 (fr) * 1981-04-08 1985-11-22 Centre Nat Rech Scient Dispositif optique interferometrique avec miroir(s) a conjugaison de phase, en particulier pour gyrometre laser
US4566794A (en) * 1981-04-22 1986-01-28 Honeywell Inc. Apparatus for interference fringe shift sensing
US4588296A (en) * 1981-10-07 1986-05-13 Mcdonnell Douglas Corporation Compact optical gyro
DE3247014A1 (de) * 1982-12-18 1984-06-20 Standard Elektrik Lorenz Ag, 7000 Stuttgart Einrichtung zur messung der rotationsgeschwindigkeit
US4653917A (en) * 1983-03-24 1987-03-31 The United States Of America As Represented By The Secretary Of The Navy Fiber optic gyroscope operating with unpolarized light source
US5379114A (en) * 1983-07-01 1995-01-03 Rockwell International Corporation Ring laser gyro scale factor enhancement circuit
US4830486A (en) * 1984-03-16 1989-05-16 Goodwin Frank E Frequency modulated lasar radar
US7034946B2 (en) * 2003-05-06 2006-04-25 Honeywell International Inc. Fiber optic gyroscope sensing loop doubler
JP5010978B2 (ja) * 2007-05-22 2012-08-29 株式会社ディスコ レーザー加工装置
JP5154838B2 (ja) * 2007-05-31 2013-02-27 株式会社ディスコ レーザー加工装置
WO2014201179A1 (en) * 2013-06-11 2014-12-18 Xiaotian Steve Yao Energy-efficient optic gyroscope devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1585018A (OSRAM) * 1968-05-06 1970-01-09
US4013365A (en) * 1974-08-29 1977-03-22 The University Of Utah Laser gyroscope
DE2804103A1 (de) * 1978-01-31 1979-08-02 Siemens Ag Interferometer mit einer spule aus einem einmode-wellenleiter

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Applied Optics, Bd. 16, Nr. 10, 1977, S. 2605 - 2607 *

Also Published As

Publication number Publication date
GB2046434A (en) 1980-11-12
US4329056A (en) 1982-05-11
FR2449897A1 (fr) 1980-09-19
DE3006394C2 (OSRAM) 1987-06-11
GB2046434B (en) 1983-04-20
FR2449897B1 (OSRAM) 1982-11-26

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: PRINZ, E., DIPL.-ING. LEISER, G., DIPL.-ING., PAT.

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition