FR2507787B1 - - Google Patents

Info

Publication number
FR2507787B1
FR2507787B1 FR8111832A FR8111832A FR2507787B1 FR 2507787 B1 FR2507787 B1 FR 2507787B1 FR 8111832 A FR8111832 A FR 8111832A FR 8111832 A FR8111832 A FR 8111832A FR 2507787 B1 FR2507787 B1 FR 2507787B1
Authority
FR
France
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
FR8111832A
Other languages
French (fr)
Other versions
FR2507787A1 (fr
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 FR8111832A priority Critical patent/FR2507787A1/fr
Publication of FR2507787A1 publication Critical patent/FR2507787A1/fr
Application granted granted Critical
Publication of FR2507787B1 publication Critical patent/FR2507787B1/fr
Granted 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
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
    • G02B6/29332—Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency
    • 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
    • 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
    • G02B6/2852—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 tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
    • 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
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/29395—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device configurable, e.g. tunable or reconfigurable
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3131—Digital deflection, i.e. optical switching in an optical waveguide structure in optical fibres
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/526—Optical switching systems
    • 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
    • G02B2006/2865—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 couplers of the 3x3 type
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/0147—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on thermo-optic effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
FR8111832A 1981-06-16 1981-06-16 Dispositif de commutation de lumiere entre des fibres optiques par variation de temperature d'une substance dans laquelle elles sont disposees et systeme de commutation utilisant de tels dispositifs Granted FR2507787A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8111832A FR2507787A1 (fr) 1981-06-16 1981-06-16 Dispositif de commutation de lumiere entre des fibres optiques par variation de temperature d'une substance dans laquelle elles sont disposees et systeme de commutation utilisant de tels dispositifs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8111832A FR2507787A1 (fr) 1981-06-16 1981-06-16 Dispositif de commutation de lumiere entre des fibres optiques par variation de temperature d'une substance dans laquelle elles sont disposees et systeme de commutation utilisant de tels dispositifs

Publications (2)

Publication Number Publication Date
FR2507787A1 FR2507787A1 (fr) 1982-12-17
FR2507787B1 true FR2507787B1 (it) 1985-03-08

Family

ID=9259573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8111832A Granted FR2507787A1 (fr) 1981-06-16 1981-06-16 Dispositif de commutation de lumiere entre des fibres optiques par variation de temperature d'une substance dans laquelle elles sont disposees et systeme de commutation utilisant de tels dispositifs

Country Status (1)

Country Link
FR (1) FR2507787A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1726415B (zh) * 2002-12-13 2010-06-09 皇家飞利浦电子股份有限公司 光学系统和图像投影系统

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4778237A (en) * 1984-06-07 1988-10-18 The Board Of Trustees Of The Leland Stanford Junior University Single-mode fiber optic saturable absorber
US4634858A (en) * 1984-10-17 1987-01-06 Sperry Corporation Variable coupler fiberoptic sensor
GB8429430D0 (en) * 1984-11-21 1985-01-03 Gen Electric Co Plc Optical couplers
GB8513542D0 (en) * 1985-05-29 1985-07-03 Gen Electric Co Plc Fibre optic coupler
EP0211537A1 (en) * 1985-07-15 1987-02-25 RAYCHEM CORPORATION (a Delaware corporation) Apparatus for coupling light between an optical fiber and a light element
US4759605A (en) * 1985-07-15 1988-07-26 Raychem Corporation Apparatus for coupling light between an optical fiber and a light element
GB2179468A (en) * 1985-08-20 1987-03-04 Pirelli General Plc Optical coupler for an optical fibre
GB8707853D0 (en) * 1987-04-02 1987-05-07 British Telecomm Forming optical fibre junction
CA2024389C (en) * 1989-09-06 1999-01-26 Yasuo Matsuda Coupler-type optical switch and process for producing the same
DE69220951T2 (de) * 1992-10-22 1998-01-15 Ibm Nahfeld-Phatonentunnelvorrichtungen
EP0723168A3 (de) * 1995-01-23 1998-07-15 Siemens Aktiengesellschaft Einstellbare optische Verzögerungsleitung
US6560388B1 (en) 1999-12-22 2003-05-06 Finisar Corporation Microbend fused fiber coupler method and apparatus
GB0128987D0 (en) * 2001-12-04 2002-01-23 Protodel Internat Ltd Optical fibre switch and method o construction of such a switch

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE473772C (de) * 1926-08-07 1929-04-02 Telefunken Gmbh Anordnung zur Lichtsteuerung, insbesondere fuer die Zwecke der Bildtelegraphie
US3208342A (en) * 1962-09-18 1965-09-28 Ibm Electro-optic light coupling of optical fibers
US3408131A (en) * 1963-11-13 1968-10-29 Optics Technology Inc Apparatus for coupling and amplfying light between optical fibers
US3704935A (en) * 1970-11-13 1972-12-05 Karl W Boer Light beam deflection method and apparatus
DE2128761A1 (de) * 1971-06-09 1972-12-28 Siemens Ag Lichtmodulator hoher Empfindlichkeit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1726415B (zh) * 2002-12-13 2010-06-09 皇家飞利浦电子股份有限公司 光学系统和图像投影系统

Also Published As

Publication number Publication date
FR2507787A1 (fr) 1982-12-17

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