GB2013359B - Optical switch - Google Patents

Optical switch

Info

Publication number
GB2013359B
GB2013359B GB7901323A GB7901323A GB2013359B GB 2013359 B GB2013359 B GB 2013359B GB 7901323 A GB7901323 A GB 7901323A GB 7901323 A GB7901323 A GB 7901323A GB 2013359 B GB2013359 B GB 2013359B
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
GB7901323A
Other languages
English (en)
Other versions
GB2013359A (en
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB2013359A publication Critical patent/GB2013359A/en
Application granted granted Critical
Publication of GB2013359B publication Critical patent/GB2013359B/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
    • G02F3/00—Optical logic elements; Optical bistable devices
    • G02F3/02—Optical bistable devices
    • G02F3/022—Optical bistable devices based on electro-, magneto- or acousto-optical elements
    • 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
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
    • G02F2201/125—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode delta-beta

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Electronic Switches (AREA)
GB7901323A 1978-01-13 1979-01-12 Optical switch Expired GB2013359B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/869,364 US4211467A (en) 1978-01-13 1978-01-13 Optically-controlled two-channel integrated optical switch

Publications (2)

Publication Number Publication Date
GB2013359A GB2013359A (en) 1979-08-08
GB2013359B true GB2013359B (en) 1982-06-30

Family

ID=25353419

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7901323A Expired GB2013359B (en) 1978-01-13 1979-01-12 Optical switch

Country Status (5)

Country Link
US (1) US4211467A (US08124317-20120228-C00026.png)
JP (1) JPS6015253B2 (US08124317-20120228-C00026.png)
CA (1) CA1113552A (US08124317-20120228-C00026.png)
DE (1) DE2901075A1 (US08124317-20120228-C00026.png)
GB (1) GB2013359B (US08124317-20120228-C00026.png)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453426A1 (fr) * 1979-04-03 1980-10-31 Thomson Csf Modulateur d'intensite lumineuse en optique integree et circuit optique integre comportant un tel modulateur
US4243295A (en) * 1979-09-19 1981-01-06 Bell Telephone Laboratories, Incorporated Polarization-independent optical directional coupler switch/modulator
DE3108814A1 (de) * 1981-03-09 1982-09-16 Siemens Ag 180(grad)-umlenker
EP0063626B1 (en) * 1981-04-28 1985-07-17 International Business Machines Corporation Bus arrangement for interconnectiong circuit chips
US4545078A (en) * 1981-11-27 1985-10-01 Siemens Aktiengesellschaft Method and arrangement for controlling a light switch for optical signals
JPS59143109A (ja) * 1983-02-04 1984-08-16 Sumitomo Electric Ind Ltd 光集積回路
US4560234A (en) * 1983-08-15 1985-12-24 Board Of Trustees Of The Leland Stanford Junior University Fiber optic switchable coupler
JPH0721599B2 (ja) * 1987-01-21 1995-03-08 国際電信電話株式会社 導波路型光スイツチ
CH667155A5 (de) * 1987-08-13 1988-09-15 Landis & Gyr Ag Lichtmodulator.
US4917451A (en) * 1988-01-19 1990-04-17 E. I. Dupont De Nemours And Company Waveguide structure using potassium titanyl phosphate
US4865408A (en) * 1989-01-09 1989-09-12 American Telephone And Telegraph Company Low crosstalk reversed Δβ electrodes for directional coupler switch
DE4041109C2 (de) * 1990-12-21 1994-04-14 Deutsche Forsch Luft Raumfahrt Optischer Schalter
EP0517037A3 (en) * 1991-06-05 1994-05-11 Siemens Ag Serially connectable network configuration module
US5375180A (en) * 1993-10-04 1994-12-20 At&T Corp. Process tolerant reverse delta-beta directional coupler switch and method of fabricating same
US5502781A (en) * 1995-01-25 1996-03-26 At&T Corp. Integrated optical devices utilizing magnetostrictively, electrostrictively or photostrictively induced stress
AUPR322201A0 (en) * 2001-02-19 2001-03-15 Herbert, Phillip Mario Jude Display device
US6819845B2 (en) * 2001-08-02 2004-11-16 Ultradots, Inc. Optical devices with engineered nonlinear nanocomposite materials
US20030066998A1 (en) * 2001-08-02 2003-04-10 Lee Howard Wing Hoon Quantum dots of Group IV semiconductor materials
US7005669B1 (en) 2001-08-02 2006-02-28 Ultradots, Inc. Quantum dots, nanocomposite materials with quantum dots, devices with quantum dots, and related fabrication methods
US6710366B1 (en) 2001-08-02 2004-03-23 Ultradots, Inc. Nanocomposite materials with engineered properties
US6794265B2 (en) * 2001-08-02 2004-09-21 Ultradots, Inc. Methods of forming quantum dots of Group IV semiconductor materials
US7611372B2 (en) * 2007-05-31 2009-11-03 Cooper Technologies Company Rotatably locking plug and connector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3705758A (en) * 1969-12-30 1972-12-12 Honeywell Inc Apparatus for controlling a beam of coherent electro-magnetic waves
JPS49115562A (US08124317-20120228-C00026.png) * 1973-03-08 1974-11-05
DE2507151B2 (de) * 1975-02-19 1977-01-27 Agfa-Gevaert Ag, 5090 Leverkusen Reinigungsvorrichtung fuer elektrofotografische kopiergeraete
US3995311A (en) * 1975-09-22 1976-11-30 The United States Of America As Represented By The Secretary Of The Navy Optical logic elements
US4012113A (en) * 1975-12-17 1977-03-15 Herwig Werner Kogelnik Adjustable optical switch or modulator

Also Published As

Publication number Publication date
CA1113552A (en) 1981-12-01
JPS6015253B2 (ja) 1985-04-18
US4211467A (en) 1980-07-08
JPS54130050A (en) 1979-10-09
DE2901075C2 (US08124317-20120228-C00026.png) 1987-04-23
DE2901075A1 (de) 1979-07-19
GB2013359A (en) 1979-08-08

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19990111