GB2190211B - Adjustable single mode optical fibre attenuator - Google Patents

Adjustable single mode optical fibre attenuator

Info

Publication number
GB2190211B
GB2190211B GB8611178A GB8611178A GB2190211B GB 2190211 B GB2190211 B GB 2190211B GB 8611178 A GB8611178 A GB 8611178A GB 8611178 A GB8611178 A GB 8611178A GB 2190211 B GB2190211 B GB 2190211B
Authority
GB
United Kingdom
Prior art keywords
optical fibre
single mode
mode optical
adjustable single
fibre attenuator
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
GB8611178A
Other versions
GB2190211A (en
GB8611178D0 (en
Inventor
John Stuart Leach
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8611178A priority Critical patent/GB2190211B/en
Publication of GB8611178D0 publication Critical patent/GB8611178D0/en
Publication of GB2190211A publication Critical patent/GB2190211A/en
Application granted granted Critical
Publication of GB2190211B publication Critical patent/GB2190211B/en
Expired 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
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • 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 
    • G02F1/0128—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 electro-mechanical, magneto-mechanical, elasto-optic effects
    • G02F1/0131—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 electro-mechanical, magneto-mechanical, elasto-optic effects based on photo-elastic effects, e.g. mechanically induced birefringence
    • G02F1/0134—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 electro-mechanical, magneto-mechanical, elasto-optic effects based on photo-elastic effects, e.g. mechanically induced birefringence in optical waveguides

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
GB8611178A 1986-05-08 1986-05-08 Adjustable single mode optical fibre attenuator Expired GB2190211B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8611178A GB2190211B (en) 1986-05-08 1986-05-08 Adjustable single mode optical fibre attenuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8611178A GB2190211B (en) 1986-05-08 1986-05-08 Adjustable single mode optical fibre attenuator

Publications (3)

Publication Number Publication Date
GB8611178D0 GB8611178D0 (en) 1986-06-18
GB2190211A GB2190211A (en) 1987-11-11
GB2190211B true GB2190211B (en) 1989-12-13

Family

ID=10597487

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8611178A Expired GB2190211B (en) 1986-05-08 1986-05-08 Adjustable single mode optical fibre attenuator

Country Status (1)

Country Link
GB (1) GB2190211B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1220545B (en) * 1988-03-02 1990-06-15 Ci Ka Ra Spa OPTICAL FIBER SWITCH
GB8917454D0 (en) * 1989-07-31 1989-09-13 British Telecomm Fibre modulators
AU6273090A (en) * 1989-07-31 1991-03-11 British Telecommunications Public Limited Company Fibre modulators
WO1993013437A1 (en) * 1992-01-02 1993-07-08 Adc Telecommunications, Inc. Overlapping fusion attenuator
US5319733A (en) * 1992-01-02 1994-06-07 Adc Telecommunications, Inc. Variable fiber optical attenuator
FR2755246B1 (en) * 1996-10-24 1998-12-24 France Telecom OPTICAL SWITCH
US5966493A (en) 1998-02-20 1999-10-12 Molecular Optoelectronics Corporation Fiber optic attenuators and attenuation systems
US6785461B2 (en) 1998-08-25 2004-08-31 Molecular Optoelectronics Corp. Blockless fiber optic attenuators and attenuation systems employing dispersion tailored polymers
US6191224B1 (en) 1998-08-25 2001-02-20 Molecular Optoelectronics Corporation Dispersion-controlled polymers for broadband fiber optic devices
US6205280B1 (en) 1998-08-25 2001-03-20 Molecular Optoelectronics Corporation Blockless fiber optic attenuators and attenuation systems employing dispersion controlled polymers
GB9903790D0 (en) * 1999-02-19 1999-04-14 Protodel International Limited Optical fibre attenuator and method of attenuating light transmitted through an optical fibre
US6301426B1 (en) 1999-03-16 2001-10-09 Molecular Optoelectronics Corporation Mechanically adjustable fiber optic attenuator and method employing same
WO2000070307A2 (en) * 1999-05-12 2000-11-23 Huebner Joerg A sensor and a method for determining the direction and the amplitude of a bend
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
US6681073B2 (en) 2001-03-19 2004-01-20 Molecular Optoelectronics Corporation Fiber optic power control systems and methods
US6611649B2 (en) 2001-03-19 2003-08-26 Molecular Optoelectronics Corporation Variable optical attenuator with polarization maintaining fiber

Also Published As

Publication number Publication date
GB2190211A (en) 1987-11-11
GB8611178D0 (en) 1986-06-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920508