[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

GB9000968D0 - Optical attenuator - Google Patents

Optical attenuator

Info

Publication number
GB9000968D0
GB9000968D0 GB909000968A GB9000968A GB9000968D0 GB 9000968 D0 GB9000968 D0 GB 9000968D0 GB 909000968 A GB909000968 A GB 909000968A GB 9000968 A GB9000968 A GB 9000968A GB 9000968 D0 GB9000968 D0 GB 9000968D0
Authority
GB
United Kingdom
Prior art keywords
optical attenuator
attenuator
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.)
Pending
Application number
GB909000968A
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications 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 British Telecommunications PLC filed Critical British Telecommunications PLC
Priority to GB909000968A priority Critical patent/GB9000968D0/en
Publication of GB9000968D0 publication Critical patent/GB9000968D0/en
Priority to AU70664/91A priority patent/AU7066491A/en
Priority to PCT/GB1991/000020 priority patent/WO1991010935A1/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/0128Devices 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
    • G02F1/0131Devices 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
    • G02F1/0134Devices 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)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
GB909000968A 1990-01-16 1990-01-16 Optical attenuator Pending GB9000968D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB909000968A GB9000968D0 (en) 1990-01-16 1990-01-16 Optical attenuator
AU70664/91A AU7066491A (en) 1990-01-16 1991-01-08 Optical attenuator
PCT/GB1991/000020 WO1991010935A1 (en) 1990-01-16 1991-01-08 Optical attenuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909000968A GB9000968D0 (en) 1990-01-16 1990-01-16 Optical attenuator

Publications (1)

Publication Number Publication Date
GB9000968D0 true GB9000968D0 (en) 1990-03-14

Family

ID=10669379

Family Applications (1)

Application Number Title Priority Date Filing Date
GB909000968A Pending GB9000968D0 (en) 1990-01-16 1990-01-16 Optical attenuator

Country Status (3)

Country Link
AU (1) AU7066491A (en)
GB (1) GB9000968D0 (en)
WO (1) WO1991010935A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114963028B (en) * 2022-06-08 2024-06-18 国家石油天然气管网集团有限公司 Pressure-conversion optical transducer and fiber bragg grating secondary acoustic sensor for detecting pipeline leakage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749248A (en) * 1985-11-06 1988-06-07 American Telephone And Telegraph Company At&T Bell Laboratories Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same
IL81241A0 (en) * 1986-01-17 1987-08-31 Univ Leland Stanford Junior Fiber optic inter-mode coupling single side band frequency shifter
US4781425A (en) * 1986-02-18 1988-11-01 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic apparatus and method for spectrum analysis and filtering
JPH0781911B2 (en) * 1987-07-20 1995-09-06 富士写真フイルム株式会社 Optical spectrum analyzer

Also Published As

Publication number Publication date
AU7066491A (en) 1991-08-05
WO1991010935A1 (en) 1991-07-25

Similar Documents

Publication Publication Date Title
GB2249682B (en) Optical amplifiers
EP0491607A3 (en) Optical circulator
GB2251957B (en) Optical coupler
GB9027657D0 (en) Optical device
GB9027659D0 (en) Optical device
GB9000969D0 (en) Optical devices
EP0444959A3 (en) Optical waveguide device
EP0437040A3 (en) Multiport optical devices
GB9005647D0 (en) Optical multiplexer
EP0489315A3 (en) Optical isolator
HU910420D0 (en) Optical amplifier
EP0457607A3 (en) Optical rotator
EP0421352A3 (en) Optical attenuator
EP0444694A3 (en) Optical coupler
EP0490387A3 (en) Waveguide type optical device
HK1049910A1 (en) Optical disc
GB9007139D0 (en) Optical component
EP0455024A3 (en) Optical amplifier
EP0453146A3 (en) Ridge-trough waveguide
HUT56193A (en) Optical fibre-connector
EP0472728A4 (en) Optical isolator
GB9009895D0 (en) Optical modulators
GB9017523D0 (en) Optical components
GB9003756D0 (en) Optical modulator
GB9000968D0 (en) Optical attenuator