SE9203371L - Fyrasektioners optokopplare - Google Patents

Fyrasektioners optokopplare

Info

Publication number
SE9203371L
SE9203371L SE9203371A SE9203371A SE9203371L SE 9203371 L SE9203371 L SE 9203371L SE 9203371 A SE9203371 A SE 9203371A SE 9203371 A SE9203371 A SE 9203371A SE 9203371 L SE9203371 L SE 9203371L
Authority
SE
Sweden
Prior art keywords
electrodes
waveguides
polarity
main electrode
coupler
Prior art date
Application number
SE9203371A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Other versions
SE9203371D0 (sv
Inventor
Per Olov Granestrand
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of SE9203371D0 publication Critical patent/SE9203371D0/xx
Publication of SE9203371L publication Critical patent/SE9203371L/

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
    • G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch 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
    • 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
    • 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
    • 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
SE9203371A 1991-12-02 1992-11-11 Fyrasektioners optokopplare SE9203371L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/801,483 US5202941A (en) 1991-12-02 1991-12-02 Four section optical coupler

Publications (2)

Publication Number Publication Date
SE9203371D0 SE9203371D0 (sv) 1992-11-11
SE9203371L true SE9203371L (sv) 1993-06-03

Family

ID=25181225

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9203371A SE9203371L (sv) 1991-12-02 1992-11-11 Fyrasektioners optokopplare

Country Status (6)

Country Link
US (1) US5202941A (ja)
JP (1) JP3272064B2 (ja)
DE (1) DE4240548A1 (ja)
FR (1) FR2684457A1 (ja)
GB (1) GB2262162B (ja)
SE (1) SE9203371L (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5293439A (en) * 1991-11-12 1994-03-08 Sumitomo Metal Mining Co., Ltd. Integrated optical circuit for fiber-optics gyroscopes
JPH07318986A (ja) * 1994-05-25 1995-12-08 Nec Corp 導波路型光スイッチ
US5495544A (en) * 1995-03-22 1996-02-27 Minnesota Mining And Manufacturing Company Polarization-independent electro-optically switched directional coupler
US6094516A (en) * 1995-04-03 2000-07-25 Nolting; Hans-Peter Digital optical switch
US6493473B1 (en) * 1999-08-03 2002-12-10 Uniphase Telecommunciations Products, Inc. Method and apparatus for providing transformation of the polarization of light
WO2001038934A2 (en) * 1999-11-23 2001-05-31 Corning O.T.I. S.P.A. Optical switching device
US6487326B1 (en) 1999-11-29 2002-11-26 Board Of Regents, The University Of Texas System Thin film fiber optic electrode sensor array and apparatus
WO2001088580A1 (en) * 2000-05-17 2001-11-22 Eospace Inc. Polarization independent broad wavelength band optical switches/modulators
US20040062465A1 (en) * 2002-10-01 2004-04-01 Woodley Bruce Robert Apparatus and method for measuring optical power as a function of wavelength
JP3823193B1 (ja) * 2005-07-08 2006-09-20 学校法人慶應義塾 多モード干渉導波路型光スイッチ
US10795079B2 (en) 2018-01-25 2020-10-06 Poet Technologies, Inc. Methods for optical dielectric waveguide subassembly structure
US10747085B1 (en) 2019-07-05 2020-08-18 PsiQuantum Corp. Optical switches based on induced optical loss
US11181693B1 (en) * 2020-10-21 2021-11-23 Globalfoundries U.S. Inc. Polarization-insensitive directional couplers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2421285A1 (de) * 1974-05-02 1975-11-13 Siemens Ag Integrierter optischer modulator
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
DE3138980A1 (de) * 1981-09-30 1983-04-14 Siemens AG, 1000 Berlin und 8000 München Als schalter dienender richtungskoppler fuer optische signale
US4711515A (en) * 1984-05-29 1987-12-08 American Telephone And Telegraph Company, At&T Bell Laboratories Electrooptic polarization multiplexer/demultiplexer
SE450173B (sv) * 1985-08-15 1987-06-09 Ericsson Telefon Ab L M Polarisationsoberoende elektrooptisk omkopplare
EP0260595B1 (de) * 1986-09-18 1993-03-10 Siemens Aktiengesellschaft Anordnung zur kontinierlichen, rücksetzfreien Polarisations- und Phasenkontrolle
EP0260594B1 (de) * 1986-09-18 1994-02-09 Siemens Aktiengesellschaft Anordnung zur Polarisationskontrolle, insbesondere für einen optischen Heterodyn- oder Homodynempfänger
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
DE3833414A1 (de) * 1988-10-01 1990-04-05 Czinki Laszlo Gittermatten-laermschutzwand

Also Published As

Publication number Publication date
DE4240548A1 (ja) 1993-06-03
FR2684457B1 (ja) 1994-07-13
SE9203371D0 (sv) 1992-11-11
JP3272064B2 (ja) 2002-04-08
FR2684457A1 (fr) 1993-06-04
GB2262162A (en) 1993-06-09
GB2262162B (en) 1995-06-21
US5202941A (en) 1993-04-13
JPH05241206A (ja) 1993-09-21
GB9224590D0 (en) 1993-01-13

Similar Documents

Publication Publication Date Title
SE9203371L (sv) Fyrasektioners optokopplare
US4157860A (en) Dual polarization electromagnetic switch and modulator
SE8503825D0 (sv) Polarisationsoberoende elektrooptisk omkopplare
DE69226817T2 (de) Rastertunnelmikroskop mit freitragendem Verstellungselement
US4807952A (en) Voltage-induced optical waveguide modulator having reduced inter-electrode gap
US4871223A (en) Arrangement comprising at least one integrated optical waveguide on a substrate of electro-optical material and comprising at least one electrode
Skeath et al. Novel electrostatic mechanism in the thermal instability of z‐cut LiNbO3 interferometers
CA2207715A1 (en) Optical modulator with optical waveguide and traveling-wave type electrodes
CA2052923A1 (en) Polarization-independent optical switches/modulators
US4763974A (en) Δβ-Phase reversal coupled waveguide interferometer
US4391486A (en) Electrically controlled electro-optical switch and integrated optical circuit incorporating such a switch
GB8812180D0 (en) Electro-optic device
US4172630A (en) Multimode electrooptic waveguide switch
JPS57185418A (en) Optical switching method
EP1039335A3 (en) Directional coupler
US4160579A (en) Tapered velocity electro-optical waveguide switch
JPS6484230A (en) Optical switch
KR970004475A (ko) 광결합기 2x2 광스위치 및 그를 이용한 광스위칭 방법
US4179184A (en) Electrooptical modulator
JPS623785Y2 (ja)
DE3782879T2 (de) Optische schaltvorrichtung.
JP2642182B2 (ja) 光スイッチ
CA2021572A1 (en) Optical control device
KR960003561B1 (ko) 지컷 리튬니오베이트(Z-cut LiNbO_3) 차단형 광변조기의 구조
KR900702401A (ko) 전자 광학 장치

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 9203371-1