FR2554601B1 - Coupleur multiple a fibres optiques et application a un interferometre - Google Patents

Coupleur multiple a fibres optiques et application a un interferometre

Info

Publication number
FR2554601B1
FR2554601B1 FR8317725A FR8317725A FR2554601B1 FR 2554601 B1 FR2554601 B1 FR 2554601B1 FR 8317725 A FR8317725 A FR 8317725A FR 8317725 A FR8317725 A FR 8317725A FR 2554601 B1 FR2554601 B1 FR 2554601B1
Authority
FR
France
Prior art keywords
interferometer
application
optical fiber
fiber coupler
multiple optical
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
FR8317725A
Other languages
English (en)
Other versions
FR2554601A1 (fr
Inventor
Herve Arditty
Philippe Graindorge
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
Priority to FR8317725A priority Critical patent/FR2554601B1/fr
Publication of FR2554601A1 publication Critical patent/FR2554601A1/fr
Application granted granted Critical
Publication of FR2554601B1 publication Critical patent/FR2554601B1/fr
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
    • 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
    • G01C19/721—Details, e.g. optical or electronical details
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2817—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using reflective elements to split or combine optical signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
FR8317725A 1983-11-08 1983-11-08 Coupleur multiple a fibres optiques et application a un interferometre Expired FR2554601B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8317725A FR2554601B1 (fr) 1983-11-08 1983-11-08 Coupleur multiple a fibres optiques et application a un interferometre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8317725A FR2554601B1 (fr) 1983-11-08 1983-11-08 Coupleur multiple a fibres optiques et application a un interferometre

Publications (2)

Publication Number Publication Date
FR2554601A1 FR2554601A1 (fr) 1985-05-10
FR2554601B1 true FR2554601B1 (fr) 1986-08-29

Family

ID=9293881

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8317725A Expired FR2554601B1 (fr) 1983-11-08 1983-11-08 Coupleur multiple a fibres optiques et application a un interferometre

Country Status (1)

Country Link
FR (1) FR2554601B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2590369B2 (fr) * 1985-04-16 1988-10-14 Cedepe Sa Dispositif coupleur et diviseur entre fibres optiques
ATE86762T1 (de) * 1987-05-21 1993-03-15 Kaptron Inc Faseroptischer wechselschalter.
US6097477A (en) * 1994-05-27 2000-08-01 American Research Corporation Of Virginia Laser speckle strain and deformation sensor using linear array image cross-correlation method for specifically arranged triple-beam triple-camera configuration
US20240280506A1 (en) * 2023-02-21 2024-08-22 Applied Materials Israel Ltd. Optical inspection systems with pulsed light sources and pulse multiplexing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2298806A1 (fr) * 1975-01-22 1976-08-20 Thomson Csf Dispositif coupleur optique pour interconnexion de
DE2804119A1 (de) * 1978-01-31 1979-08-02 Siemens Ag Interferometer mit einer spule aus einem einmode-wellenleiter
JPS55105207A (en) * 1979-02-06 1980-08-12 Matsushita Electric Ind Co Ltd Optical branching and coupling device
FR2455753A1 (fr) * 1979-05-02 1980-11-28 Thomson Csf Dispositif compact de couplage optique et gyrometre interferometrique a fibre optique comportant un tel dispositif
JPS55146403A (en) * 1979-05-04 1980-11-14 Nippon Telegr & Teleph Corp <Ntt> Photo branching and distributing device
JPS5616104A (en) * 1979-09-19 1981-02-16 Nec Corp Diffraction grating type optical branching filter

Also Published As

Publication number Publication date
FR2554601A1 (fr) 1985-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse