NL190996C - Optische schakelinrichting. - Google Patents

Optische schakelinrichting.

Info

Publication number
NL190996C
NL190996C NL7613968A NL7613968A NL190996C NL 190996 C NL190996 C NL 190996C NL 7613968 A NL7613968 A NL 7613968A NL 7613968 A NL7613968 A NL 7613968A NL 190996 C NL190996 C NL 190996C
Authority
NL
Netherlands
Prior art keywords
switching device
optical switching
optical
switching
Prior art date
Application number
NL7613968A
Other languages
English (en)
Dutch (nl)
Other versions
NL190996B (nl
NL7613968A (nl
Original Assignee
Western Electric Co
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 filed Critical Western Electric Co
Publication of NL7613968A publication Critical patent/NL7613968A/xx
Publication of NL190996B publication Critical patent/NL190996B/xx
Application granted granted Critical
Publication of NL190996C publication Critical patent/NL190996C/xx

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
    • 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)
NL7613968A 1975-12-17 1976-12-16 Optische schakelinrichting. NL190996C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/641,649 US4012113A (en) 1975-12-17 1975-12-17 Adjustable optical switch or modulator

Publications (3)

Publication Number Publication Date
NL7613968A NL7613968A (nl) 1977-06-21
NL190996B NL190996B (nl) 1994-07-01
NL190996C true NL190996C (nl) 1994-12-01

Family

ID=24573275

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7613968A NL190996C (nl) 1975-12-17 1976-12-16 Optische schakelinrichting.

Country Status (9)

Country Link
US (1) US4012113A (it)
JP (1) JPS589405B2 (it)
BE (1) BE849385A (it)
CA (1) CA1059600A (it)
DE (1) DE2656740C2 (it)
FR (1) FR2335864A1 (it)
GB (1) GB1559187A (it)
IT (1) IT1065665B (it)
NL (1) NL190996C (it)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4142775A (en) * 1976-09-27 1979-03-06 Bell Telephone Laboratories, Incorporated Optical signal processing devices
FR2399736A1 (fr) * 1977-08-05 1979-03-02 Thomson Csf Procede de fabrication d'une structure electro-optique comportant une electrode integree et composant optoelectronique utilisant ladite structure
US4387353A (en) * 1977-09-12 1983-06-07 The United States Of America As Represented By The Secretary Of The Navy Active waveguide coupler for surface acoustic waves
US4157860A (en) * 1977-10-11 1979-06-12 Bell Telephone Laboratories, Incorporated Dual polarization electromagnetic switch and modulator
US4211467A (en) * 1978-01-13 1980-07-08 Bell Telephone Laboratories, Incorporated Optically-controlled two-channel integrated optical switch
US4146297A (en) * 1978-01-16 1979-03-27 Bell Telephone Laboratories, Incorporated Tunable optical waveguide directional coupler filter
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
US4325603A (en) * 1978-10-10 1982-04-20 Hughes Aircraft Company Electro-optic analog-to-digital converter
US4312562A (en) * 1979-02-19 1982-01-26 Ricoh Co., Ltd. Optical control device
US4262992A (en) * 1979-04-18 1981-04-21 The United States Of America As Represented By The Director Of The National Security Agency Variable integrated optical logic element
FR2465243A1 (fr) * 1979-09-06 1981-03-20 Thomson Csf Commutateur electro-optique a commande electrique et circuit optique integre comprenant un tel commutateur
US4243295A (en) * 1979-09-19 1981-01-06 Bell Telephone Laboratories, Incorporated Polarization-independent optical directional coupler switch/modulator
US4278321A (en) * 1979-09-28 1981-07-14 Bell Telephone Laboratories, Incorporated Power divider with randomly varying incremental power transfer
US4262993A (en) * 1980-01-11 1981-04-21 The United States Of America As Represented By The Secretary Of The Navy Electrooptically balanced alternating Δβ switch
US4262994A (en) * 1980-01-11 1981-04-21 Sheem Sang K Electro-optically balanced multi-piece optical waveguides
US4545078A (en) * 1981-11-27 1985-10-01 Siemens Aktiengesellschaft Method and arrangement for controlling a light switch for optical signals
DE3147109A1 (de) * 1981-11-27 1983-06-01 Siemens AG, 1000 Berlin und 8000 München Steueranordnung zur steuerung eines lichtschalters fuer optische signale.
GB2125179B (en) * 1982-08-03 1986-08-06 Standard Telephones Cables Ltd Distributed sensors
JPS5993431A (ja) * 1982-11-19 1984-05-29 Fujitsu Ltd 光スイツチ
SE463739B (sv) * 1983-10-10 1991-01-14 Ericsson Telefon Ab L M Foerfarande och anordning att oeka bandbredden i en hoeghastighetsmodulator
US4674829A (en) * 1983-12-12 1987-06-23 The United States Of America As Represented By The Secretary Of The Navy Polarization-independent switch with coupler spacing optimized for low voltage operation
US4728168A (en) * 1984-01-20 1988-03-01 American Telephone And Telegraph Company, At&T Bell Laboratories Composite cavity laser utilizing an intra-cavity electrooptic waveguide device
US4667331A (en) * 1984-01-20 1987-05-19 At&T Company And At&T Bell Laboratories Composite cavity laser utilizing an intra-cavity electrooptic waveguide device
US4679894A (en) * 1984-08-20 1987-07-14 Litton Systems, Inc. Electrically switched fiber optic directional coupler
SE455969B (sv) * 1984-11-19 1988-08-22 Ericsson Telefon Ab L M Optisk riktkopplare
GB2170016B (en) * 1984-12-19 1989-04-05 Plessey Co Plc Improvements in or relating to modulators
JPH0711643B2 (ja) * 1985-06-20 1995-02-08 日本電気株式会社 光周波数変調方法
SE450173B (sv) * 1985-08-15 1987-06-09 Ericsson Telefon Ab L M Polarisationsoberoende elektrooptisk omkopplare
SE461482B (sv) * 1986-05-16 1990-02-19 Ericsson Telefon Ab L M Optoelektronisk riktkopplare med likspaenningsfri styrsignal
GB2193337B (en) * 1986-07-30 1990-03-07 Gen Electric Plc Optical switch apparatus
US4794351A (en) * 1986-09-29 1988-12-27 American Telephone And Telegraph Company, At&T Bell Laboratories Optical mixer for upconverting or downconverting an optical signal
US4787692A (en) * 1987-03-13 1988-11-29 American Telephone And Telegraph Company At&T Bell Laboratories Electro optical switch architectures
US4820009A (en) * 1987-08-13 1989-04-11 Trw Inc. Electrooptical switch and modulator
EP0317531B1 (en) * 1987-11-20 1993-08-25 Telefonaktiebolaget L M Ericsson Method of disposing a polarization directing optoelectronic coupler and a coupler for carrying out the method
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
US5015053A (en) * 1989-04-25 1991-05-14 Massachusetts Institute Of Technology Reduction of modulator non-linearities with independent bias angle control
US5002353A (en) * 1989-04-25 1991-03-26 Massachusetts Institute Of Technology Apparatus and method for reducing modulator nonlinearities
US5287212A (en) * 1989-09-07 1994-02-15 Cox Charles H Optical link
US5126870A (en) * 1989-12-22 1992-06-30 Raynet Corporation Linear broadband signal generator using primary and secondary optical modulators
US5255334A (en) * 1991-06-03 1993-10-19 The Furukawa Electric Co., Ltd. Directional coupler type optical device and a driving method therefor
US6081634A (en) * 1998-09-25 2000-06-27 The United States Of America As Represented By The National Security Agency All-fiber optically-controlled optical switch
US7327913B2 (en) * 2001-09-26 2008-02-05 Celight, Inc. Coherent optical detector and coherent communication system and method
US6836573B2 (en) * 2002-09-05 2004-12-28 Fibest Kk Directional coupler type optical modulator with traveling-wave electrode
US20070147725A1 (en) * 2003-04-30 2007-06-28 Paolo Crespi Coupled-waveguide electro-optic switch based on polarisation conversion
US7522784B2 (en) * 2006-02-27 2009-04-21 Jds Uniphase Corporation Asymmetric directional coupler having a reduced drive voltage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2948864A (en) * 1957-10-02 1960-08-09 Bell Telephone Labor Inc Broad-band electromagnetic wave coupler
US3408131A (en) * 1963-11-13 1968-10-29 Optics Technology Inc Apparatus for coupling and amplfying light between optical fibers
US3883220A (en) * 1973-12-10 1975-05-13 Us Navy Optical switch

Also Published As

Publication number Publication date
NL190996B (nl) 1994-07-01
FR2335864A1 (fr) 1977-07-15
JPS589405B2 (ja) 1983-02-21
GB1559187A (en) 1980-01-16
CA1059600A (en) 1979-07-31
IT1065665B (it) 1985-03-04
JPS5276049A (en) 1977-06-25
FR2335864B1 (it) 1982-04-23
DE2656740A1 (de) 1977-06-30
NL7613968A (nl) 1977-06-21
DE2656740C2 (de) 1982-05-19
BE849385A (fr) 1977-04-01
US4012113A (en) 1977-03-15

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent

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