[go: up one dir, main page]

GB0003737D0 - Optical fibre attenuator and method of attenuating light transmitted through an optical fibre - Google Patents

Optical fibre attenuator and method of attenuating light transmitted through an optical fibre

Info

Publication number
GB0003737D0
GB0003737D0 GB0003737A GB0003737A GB0003737D0 GB 0003737 D0 GB0003737 D0 GB 0003737D0 GB 0003737 A GB0003737 A GB 0003737A GB 0003737 A GB0003737 A GB 0003737A GB 0003737 D0 GB0003737 D0 GB 0003737D0
Authority
GB
United Kingdom
Prior art keywords
optical fibre
light transmitted
attenuator
attenuating light
attenuating
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Withdrawn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
GB0003737A
Other versions
GB2348295A (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.)
PROTODEL INTERNATIONAL Ltd
Original Assignee
PROTODEL INTERNATIONAL Ltd
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 PROTODEL INTERNATIONAL Ltd filed Critical PROTODEL INTERNATIONAL Ltd
Publication of GB0003737D0 publication Critical patent/GB0003737D0/en
Publication of GB2348295A publication Critical patent/GB2348295A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • G02F1/0115—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  in optical waveguides, not otherwise provided for in this subclass in optical fibres
    • G02F1/0118—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  in optical waveguides, not otherwise provided for in this subclass in optical fibres by controlling the evanescent coupling of light from a fibre into an active, e.g. electro-optic, overlay
    • 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
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects
    • 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
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/48—Variable attenuator

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
GB0003737A 1999-02-19 2000-02-17 Optical fibre attenuator or switchable coupler Withdrawn GB2348295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9903790.5A GB9903790D0 (en) 1999-02-19 1999-02-19 Optical fibre attenuator and method of attenuating light transmitted through an optical fibre

Publications (2)

Publication Number Publication Date
GB0003737D0 true GB0003737D0 (en) 2000-04-05
GB2348295A GB2348295A (en) 2000-09-27

Family

ID=10848072

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9903790.5A Ceased GB9903790D0 (en) 1999-02-19 1999-02-19 Optical fibre attenuator and method of attenuating light transmitted through an optical fibre
GB0003737A Withdrawn GB2348295A (en) 1999-02-19 2000-02-17 Optical fibre attenuator or switchable coupler

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9903790.5A Ceased GB9903790D0 (en) 1999-02-19 1999-02-19 Optical fibre attenuator and method of attenuating light transmitted through an optical fibre

Country Status (4)

Country Link
EP (1) EP1177466A1 (en)
AU (1) AU2563400A (en)
GB (2) GB9903790D0 (en)
WO (1) WO2000049434A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6785461B2 (en) 1998-08-25 2004-08-31 Molecular Optoelectronics Corp. Blockless fiber optic attenuators and attenuation systems employing dispersion tailored polymers
GB2358712A (en) * 2000-01-28 2001-08-01 Kymata Ltd Optical Device
US6466729B1 (en) 2000-03-30 2002-10-15 Molecular Optoelectronics Corporation Controllable fiber optic attenuators employing tapered and/or etched fiber sections
US6483981B1 (en) 2000-06-28 2002-11-19 Molecular Optoelectronics Corp. Single-channel attenuators
US6489399B1 (en) 2000-07-31 2002-12-03 Molecular Optoelectronics Corp. Dye-appended polymers for broadband fiber optic devices
US6611649B2 (en) 2001-03-19 2003-08-26 Molecular Optoelectronics Corporation Variable optical attenuator with polarization maintaining fiber
US6681073B2 (en) 2001-03-19 2004-01-20 Molecular Optoelectronics Corporation Fiber optic power control systems and methods

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060308A (en) * 1975-08-04 1977-11-29 Hughes Aircraft Company Angle selective coupler for optical fibers
US4387954A (en) * 1981-01-19 1983-06-14 Gould Inc. Method for fabricating an optical waveguide evanescent wave coupler having an interleaved film
US4753497A (en) * 1983-06-28 1988-06-28 Hitachi Cable Limited Directional coupler for coupling single-polarization optical fibers
US4778237A (en) * 1984-06-07 1988-10-18 The Board Of Trustees Of The Leland Stanford Junior University Single-mode fiber optic saturable absorber
WO1987003676A1 (en) * 1985-12-04 1987-06-18 The General Electric Company, P.L.C. Fibre optic devices
GB2190211B (en) * 1986-05-08 1989-12-13 Stc Plc Adjustable single mode optical fibre attenuator
US5060307A (en) * 1986-06-02 1991-10-22 El Sherif Mahmoud A Apparatus and a method comprising an optical fiber modulator, coupler, switch, sensor and distribution system
JPH02300726A (en) * 1989-05-15 1990-12-12 Nippon Telegr & Teleph Corp <Ntt> Light switching parts
CA2024389C (en) * 1989-09-06 1999-01-26 Yasuo Matsuda Coupler-type optical switch and process for producing the same
CA2031823C (en) * 1989-12-20 1997-09-09 Yuji Kobayashi Optical switch for use with optical fibers
US5135555A (en) * 1989-12-21 1992-08-04 At&T Bell Laboratories Apparatus for fabrication of optical couplers
DE4005557A1 (en) * 1990-02-22 1991-08-29 Daimler Benz Ag Fibre=optic intensity modulator - uses light conductor is of D=shaped cross=section with optically active material on its flat surface
JP2948656B2 (en) * 1990-11-29 1999-09-13 住友電気工業株式会社 Method of manufacturing active element-doped optical fiber component
US5265178A (en) * 1992-10-26 1993-11-23 Science Applications International Corporation Fiber optic data communication system
SE514675C2 (en) * 1993-08-13 2001-04-02 Ericsson Telefon Ab L M Optical coupler or modulator and laser including a waveguide
US5351319A (en) * 1993-11-15 1994-09-27 Ford Motor Company Ferrofluid switch for a light pipe
DE4343943A1 (en) * 1993-12-22 1995-06-29 Siemens Ag Optical coupler module
US5966493A (en) * 1998-02-20 1999-10-12 Molecular Optoelectronics Corporation Fiber optic attenuators and attenuation systems

Also Published As

Publication number Publication date
EP1177466A1 (en) 2002-02-06
AU2563400A (en) 2000-09-04
GB9903790D0 (en) 1999-04-14
GB2348295A (en) 2000-09-27
WO2000049434A1 (en) 2000-08-24

Similar Documents

Publication Publication Date Title
AU2002307288A1 (en) Fiber optic adapter with attenuator and method of assembly
AU2001256337A1 (en) Device and method for transmitting light over an optical fiber
IL137910A0 (en) Fiber optic attenuators and attenuation systems
AU2002231031A1 (en) Low water peak optical waveguide fiber and method of manufacturing same
AU2879599A (en) Optical coupling device for passive alignment of optoelectronic devices and optical fibers
EP0772063A3 (en) Fiber optic radiation transmission system, connector system for an optical fiber, and methods of using same
GB2320106B (en) Optical fibre attenuator and its manufacture
GB2332284B (en) Branched optical waveguide,and its method of use
AU2001276901A1 (en) Fiber optic cable with minimized long term signal attenuation and method of production thereof
AU3814499A (en) Method for connecting optical fiber and optical waveguide
GB2294126B (en) Optical transmission and solid state laser devices using graded index optical fiber
EP1281989A3 (en) Optical fiber and optical transmission method
AU4103197A (en) Strippable tight buffered optical waveguide fiber
GB9826461D0 (en) Pigtailing method between optical waveguide device and optical fiber array
AU2002236892A1 (en) Dual-mode fiber optic telecommunications system and method
AU3369899A (en) Multiple-core optical fibers and associated coupling methods
EP0690298A3 (en) Optical waveguide spectral attenuation using an OTDR
AUPP930799A0 (en) Optical planar waveguide device and method of its fabrication
AU1294301A (en) Method and apparatus for laser splicing of optical fibers
GB2341719B (en) High-power and wide-band fibre optic light source
GB9615013D0 (en) Optical glass optical waveguide amplifier and optical waveguide laser
GB0003737D0 (en) Optical fibre attenuator and method of attenuating light transmitted through an optical fibre
AU3692200A (en) Optical fiber mounting and cleaving device and method
AU2001286265A1 (en) Constant output light attenuator and constant output light attenuating method
GB9614462D0 (en) Optical glass and waveguide devices

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)