GB2211956B - Optical switch - Google Patents

Optical switch

Info

Publication number
GB2211956B
GB2211956B GB8825205A GB8825205A GB2211956B GB 2211956 B GB2211956 B GB 2211956B GB 8825205 A GB8825205 A GB 8825205A GB 8825205 A GB8825205 A GB 8825205A GB 2211956 B GB2211956 B GB 2211956B
Authority
GB
United Kingdom
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
GB8825205A
Other versions
GB2211956A (en
GB8825205D0 (en
Inventor
Simon Paul Shipley
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.)
General Electric Co PLC
Original Assignee
General Electric Co 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
Priority claimed from GB878725945A external-priority patent/GB8725945D0/en
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB8825205A priority Critical patent/GB2211956B/en
Publication of GB8825205D0 publication Critical patent/GB8825205D0/en
Publication of GB2211956A publication Critical patent/GB2211956A/en
Application granted granted Critical
Publication of GB2211956B publication Critical patent/GB2211956B/en
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
GB8825205A 1987-11-05 1988-10-27 Optical switch Expired - Fee Related GB2211956B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8825205A GB2211956B (en) 1987-11-05 1988-10-27 Optical switch

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878725945A GB8725945D0 (en) 1987-11-05 1987-11-05 Optical switch
GB8825205A GB2211956B (en) 1987-11-05 1988-10-27 Optical switch

Publications (3)

Publication Number Publication Date
GB8825205D0 GB8825205D0 (en) 1988-11-30
GB2211956A GB2211956A (en) 1989-07-12
GB2211956B true GB2211956B (en) 1991-12-18

Family

ID=26292997

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8825205A Expired - Fee Related GB2211956B (en) 1987-11-05 1988-10-27 Optical switch

Country Status (1)

Country Link
GB (1) GB2211956B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8918177D0 (en) * 1989-08-09 1989-09-20 Stc Plc Optical polarisation state controllers
US5351325A (en) * 1993-04-29 1994-09-27 Corning Incorporated Narrow band Mach-Zehnder filter
DE4418751A1 (en) * 1994-05-28 1995-11-30 Sel Alcatel Ag Refractive index changer for planar waveguide in optical switch for telecommunication
IL121138A (en) 1997-06-23 2001-11-25 Chiaro Networks Ltd Integrated optical beam deflector apparatus
US6427036B1 (en) * 1998-12-31 2002-07-30 Oni Systems Corp. Fiber optic interferometer based switch
US6175668B1 (en) * 1999-02-26 2001-01-16 Corning Incorporated Wideband polarization splitter, combiner, isolator and controller
US6956985B2 (en) * 2003-01-07 2005-10-18 Agilent Technologies, Inc. Semiconductor-based optical switch architecture
FI129694B (en) 2018-11-02 2022-06-30 Teknologian Tutkimuskeskus Vtt Oy Devices and methods for polarization splitting

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291939A (en) * 1978-03-24 1981-09-29 The United States Of America As Represented By The Secretary Of The Navy Polarization-independent optical switches/modulators
WO1988003278A1 (en) * 1986-10-24 1988-05-05 British Telecommunications Public Limited Company Optical signal modulation device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291939A (en) * 1978-03-24 1981-09-29 The United States Of America As Represented By The Secretary Of The Navy Polarization-independent optical switches/modulators
WO1988003278A1 (en) * 1986-10-24 1988-05-05 British Telecommunications Public Limited Company Optical signal modulation device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEEE Journal of Quantum Electronics. Vol. QE-17 No. 6 June 1981 pages 946 to 959 *

Also Published As

Publication number Publication date
GB2211956A (en) 1989-07-12
GB8825205D0 (en) 1988-11-30

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Legal Events

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

Effective date: 19941027