FR2734373B1 - Coupleur optique a taux de derivation variable et utilisation en tant que capteur - Google Patents

Coupleur optique a taux de derivation variable et utilisation en tant que capteur

Info

Publication number
FR2734373B1
FR2734373B1 FR9505998A FR9505998A FR2734373B1 FR 2734373 B1 FR2734373 B1 FR 2734373B1 FR 9505998 A FR9505998 A FR 9505998A FR 9505998 A FR9505998 A FR 9505998A FR 2734373 B1 FR2734373 B1 FR 2734373B1
Authority
FR
France
Prior art keywords
sensor
optical coupler
variable bypass
bypass rate
variable
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 - Lifetime
Application number
FR9505998A
Other languages
English (en)
Other versions
FR2734373A1 (fr
Inventor
Nicolas Katcharov
Thierry Pichery
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.)
Engie SA
Original Assignee
Gaz de France 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 Gaz de France SA filed Critical Gaz de France SA
Priority to FR9505998A priority Critical patent/FR2734373B1/fr
Publication of FR2734373A1 publication Critical patent/FR2734373A1/fr
Application granted granted Critical
Publication of FR2734373B1 publication Critical patent/FR2734373B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2835—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 lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers
    • 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
    • G02B6/241—Light guide terminations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR9505998A 1995-05-19 1995-05-19 Coupleur optique a taux de derivation variable et utilisation en tant que capteur Expired - Lifetime FR2734373B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9505998A FR2734373B1 (fr) 1995-05-19 1995-05-19 Coupleur optique a taux de derivation variable et utilisation en tant que capteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9505998A FR2734373B1 (fr) 1995-05-19 1995-05-19 Coupleur optique a taux de derivation variable et utilisation en tant que capteur

Publications (2)

Publication Number Publication Date
FR2734373A1 FR2734373A1 (fr) 1996-11-22
FR2734373B1 true FR2734373B1 (fr) 1997-07-04

Family

ID=9479195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9505998A Expired - Lifetime FR2734373B1 (fr) 1995-05-19 1995-05-19 Coupleur optique a taux de derivation variable et utilisation en tant que capteur

Country Status (1)

Country Link
FR (1) FR2734373B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2240550C (fr) * 1997-07-31 2003-12-02 Litton Systems, Inc. Arrangement mrt de detecteurs de pression non acoustiques
GB9820467D0 (en) * 1998-09-18 1998-11-11 Europ Economic Community Sensing apparatus and a measurment method
FR2899971B1 (fr) * 2006-04-12 2008-10-17 Inst Francais Du Petrole Dispositif et methode comportant un ensemble de capteurs optiques distribues sur une seule fibre

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0275275B1 (fr) * 1986-07-17 1992-05-20 PROSUMUS AG Elektronisch-mechanische Geräte Chemosenseur
EP0433240A3 (en) * 1989-12-13 1992-08-19 Centre Suisse D'electronique Et De Microtechnique S.A. Optical transducer cell of high efficiency with application to optical sensors
JPH03215711A (ja) * 1990-01-19 1991-09-20 Sumitomo Electric Ind Ltd 光ファイバセンサ
GB2248928A (en) * 1990-10-19 1992-04-22 Marconi Gec Ltd Optical fibre reflector

Also Published As

Publication number Publication date
FR2734373A1 (fr) 1996-11-22

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