GB2174212B - Optical switch - Google Patents

Optical switch

Info

Publication number
GB2174212B
GB2174212B GB8510761A GB8510761A GB2174212B GB 2174212 B GB2174212 B GB 2174212B GB 8510761 A GB8510761 A GB 8510761A GB 8510761 A GB8510761 A GB 8510761A GB 2174212 B GB2174212 B GB 2174212B
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
Application number
GB8510761A
Other versions
GB2174212A (en
GB8510761D0 (en
Inventor
Robert Walter Alister Scarr
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 GB8510761A priority Critical patent/GB2174212B/en
Publication of GB8510761D0 publication Critical patent/GB8510761D0/en
Publication of GB2174212A publication Critical patent/GB2174212A/en
Application granted granted Critical
Publication of GB2174212B publication Critical patent/GB2174212B/en
Expired 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
    • G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
    • G02F1/3133—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type the optical waveguides being made of semiconducting materials
    • 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
    • G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
    • G02F1/3135—Vertical structure

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
GB8510761A 1985-04-27 1985-04-27 Optical switch Expired GB2174212B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8510761A GB2174212B (en) 1985-04-27 1985-04-27 Optical switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8510761A GB2174212B (en) 1985-04-27 1985-04-27 Optical switch

Publications (3)

Publication Number Publication Date
GB8510761D0 GB8510761D0 (en) 1985-06-05
GB2174212A GB2174212A (en) 1986-10-29
GB2174212B true GB2174212B (en) 1989-05-24

Family

ID=10578314

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8510761A Expired GB2174212B (en) 1985-04-27 1985-04-27 Optical switch

Country Status (1)

Country Link
GB (1) GB2174212B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2660439B1 (en) * 1990-03-27 1993-06-04 Thomson Csf GUIDING STRUCTURE INTEGRATED IN THREE DIMENSIONS AND ITS MANUFACTURING METHOD.
FR2669745B1 (en) * 1990-11-23 1993-01-15 Bechelani Jean Michel DEVICE FOR EMITTING LIGHT USING AN OPTICAL FIBER, AND METHOD FOR IMPLEMENTING SAID DEVICE.
GB2359898A (en) * 2000-03-04 2001-09-05 Bookham Technology Ltd An integrated optical waveguide
US6993224B1 (en) 2001-11-15 2006-01-31 UNIVERSITé LAVAL Segmented waveguide array gratings (SWAG)-based archival optical memory
AU2002342458A1 (en) 2001-11-15 2003-05-26 Universite Laval Array grating filters as segmented waveguide
US7465903B2 (en) * 2003-11-05 2008-12-16 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Use of mesa structures for supporting heaters on an integrated circuit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1437067A (en) * 1974-08-08 1976-05-26 Standard Telephones Cables Ltd Optical waveguide couplers
GB2152689A (en) * 1984-01-11 1985-08-07 Plessey Co Plc Optical fibre sensing apparatus
WO1986003306A1 (en) * 1984-11-19 1986-06-05 Telefonaktiebolaget L M Ericsson Optical coupler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1437067A (en) * 1974-08-08 1976-05-26 Standard Telephones Cables Ltd Optical waveguide couplers
GB2152689A (en) * 1984-01-11 1985-08-07 Plessey Co Plc Optical fibre sensing apparatus
WO1986003306A1 (en) * 1984-11-19 1986-06-05 Telefonaktiebolaget L M Ericsson Optical coupler

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Applied Physics Letters, Vol 25, No *

Also Published As

Publication number Publication date
GB2174212A (en) 1986-10-29
GB8510761D0 (en) 1985-06-05

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Legal Events

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