DE69129153D1 - Optischer schalter - Google Patents

Optischer schalter

Info

Publication number
DE69129153D1
DE69129153D1 DE69129153T DE69129153T DE69129153D1 DE 69129153 D1 DE69129153 D1 DE 69129153D1 DE 69129153 T DE69129153 T DE 69129153T DE 69129153 T DE69129153 T DE 69129153T DE 69129153 D1 DE69129153 D1 DE 69129153D1
Authority
DE
Germany
Prior art keywords
optical switch
switch
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.)
Expired - Fee Related
Application number
DE69129153T
Other languages
English (en)
Other versions
DE69129153T2 (de
Inventor
Keith Blow
Nicholas Doran
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
Application granted granted Critical
Publication of DE69129153D1 publication Critical patent/DE69129153D1/de
Publication of DE69129153T2 publication Critical patent/DE69129153T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F3/00—Optical logic elements; Optical bistable devices
    • 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
    • G02F1/35—Non-linear optics
    • G02F1/3515—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam
    • G02F1/3517—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam using an interferometer
    • G02F1/3519—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam using an interferometer of Sagnac type, i.e. nonlinear optical loop mirror [NOLM]

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
DE69129153T 1990-11-27 1991-11-27 Optischer schalter Expired - Fee Related DE69129153T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909025793A GB9025793D0 (en) 1990-11-27 1990-11-27 Optical interferometer
PCT/GB1991/002091 WO1992009916A1 (en) 1990-11-27 1991-11-27 Optical switch

Publications (2)

Publication Number Publication Date
DE69129153D1 true DE69129153D1 (de) 1998-04-30
DE69129153T2 DE69129153T2 (de) 1998-08-06

Family

ID=10686072

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129153T Expired - Fee Related DE69129153T2 (de) 1990-11-27 1991-11-27 Optischer schalter

Country Status (7)

Country Link
US (1) US5473712A (de)
EP (1) EP0559811B1 (de)
JP (1) JP2989894B2 (de)
CA (1) CA2096522C (de)
DE (1) DE69129153T2 (de)
GB (1) GB9025793D0 (de)
WO (1) WO1992009916A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4238103A1 (de) * 1992-11-12 1994-05-19 Sel Alcatel Ag Optischer Schalter
JPH10500786A (ja) * 1995-03-15 1998-01-20 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 光スイッチ
FR2758192B1 (fr) * 1997-01-06 1999-02-05 Alsthom Cge Alcatel Regenerateur de solitons a tres haut debit
DE69811059T2 (de) * 1997-03-27 2003-11-06 British Telecommunications P.L.C., London Optischer speicher
GB9706370D0 (en) * 1997-03-27 1997-05-14 British Telecomm An optical memory
US5999292A (en) * 1998-02-20 1999-12-07 The United States Of America As Represented By The Secretary Of The Navy Sagnac interferometer amplitude modulator based demultiplexer
US5923797A (en) * 1998-03-12 1999-07-13 Lanhopper System, Inc. Frequency-controlled optical switch
US6778723B1 (en) 2000-11-09 2004-08-17 Sarnoff Corporation Integrated optical switch
US20030112484A1 (en) * 2001-12-03 2003-06-19 Dmitry Ponomarenko Optical multi-gate device and method
ITMI20041286A1 (it) * 2004-06-24 2004-09-24 Marconi Comm Spa Porte logiche ottiche ultraveloci riconfigurabili e rigenerative

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4280766A (en) * 1977-11-21 1981-07-28 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Optical gyroscope system
DE3522415A1 (de) * 1985-06-22 1987-01-02 Standard Elektrik Lorenz Ag Einrichtung zur messung der drehgeschwindigkeit
EP0393968A3 (de) * 1989-04-19 1992-08-05 British Aerospace Public Limited Company Optischer Resonator-Interferometer-Faserkreisel
US5137357A (en) * 1990-06-27 1992-08-11 Honeywell Inc. Interferometric signal analysis with modulation switching

Also Published As

Publication number Publication date
DE69129153T2 (de) 1998-08-06
EP0559811A1 (de) 1993-09-15
US5473712A (en) 1995-12-05
WO1992009916A1 (en) 1992-06-11
JP2989894B2 (ja) 1999-12-13
GB9025793D0 (en) 1991-01-09
CA2096522A1 (en) 1992-05-28
EP0559811B1 (de) 1998-03-25
CA2096522C (en) 1998-02-17
JPH06507251A (ja) 1994-08-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee