SE513450C2 - Optisk omkopplare - Google Patents

Optisk omkopplare

Info

Publication number
SE513450C2
SE513450C2 SE9302622A SE9302622A SE513450C2 SE 513450 C2 SE513450 C2 SE 513450C2 SE 9302622 A SE9302622 A SE 9302622A SE 9302622 A SE9302622 A SE 9302622A SE 513450 C2 SE513450 C2 SE 513450C2
Authority
SE
Sweden
Prior art keywords
optical switch
switch according
axis
electrode
acute angle
Prior art date
Application number
SE9302622A
Other languages
English (en)
Swedish (sv)
Other versions
SE9302622L (sv
SE9302622D0 (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 SE9302622D0 publication Critical patent/SE9302622D0/xx
Publication of SE9302622L publication Critical patent/SE9302622L/
Publication of SE513450C2 publication Critical patent/SE513450C2/sv

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
    • G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/06—Polarisation independent

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
SE9302622A 1992-09-01 1993-08-12 Optisk omkopplare SE513450C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/937,969 US5303315A (en) 1992-09-01 1992-09-01 Near Z digital switch

Publications (3)

Publication Number Publication Date
SE9302622D0 SE9302622D0 (sv) 1993-08-12
SE9302622L SE9302622L (sv) 1994-03-02
SE513450C2 true SE513450C2 (sv) 2000-09-18

Family

ID=25470650

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9302622A SE513450C2 (sv) 1992-09-01 1993-08-12 Optisk omkopplare

Country Status (6)

Country Link
US (1) US5303315A (ja)
JP (1) JPH06194696A (ja)
DE (1) DE4329334A1 (ja)
FR (1) FR2695216B1 (ja)
GB (1) GB2271192B (ja)
SE (1) SE513450C2 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4312568A1 (de) * 1993-04-17 1994-10-20 Sel Alcatel Ag Optischer Hybrid-Schalter
JP2555942B2 (ja) * 1993-08-27 1996-11-20 日本電気株式会社 光制御デバイス
JPH07318986A (ja) * 1994-05-25 1995-12-08 Nec Corp 導波路型光スイッチ
UA56988C2 (uk) * 1994-09-14 2003-06-16 Сіменс Акцієнгезельшафт ОПТИЧНА 1 x N - ТА N x N - КОМУТАЦІЙНА МАТРИЦЯ ДЕРЕВОПОДІБНОЇ СТРУКТУРИ
US5594818A (en) * 1995-03-08 1997-01-14 Lucent Technologies Inc. Digital optical switch and modulator and a method for digital optical switching and modulation
US5623568A (en) * 1995-09-15 1997-04-22 Lucent Technologies Inc. Compact and fabrication tolerant high speed digital optical Y-switches
DE19623888A1 (de) * 1996-06-05 1997-12-11 Hertz Inst Heinrich Digitaler optischer Schalter
JP2000305117A (ja) * 1999-02-19 2000-11-02 Fuji Xerox Co Ltd 光デバイス、光デバイスの駆動方法、及び光デバイスの製造方法
AU1279201A (en) * 1999-11-23 2001-06-04 Corning O.T.I. S.P.A. Optical switching/modulation device
WO2001063351A1 (en) 2000-02-22 2001-08-30 Light Management Group Inc. Acousto-optical switch for fiber optic lines
JP4354100B2 (ja) * 2000-07-27 2009-10-28 日本碍子株式会社 光導波路素子
US20020054727A1 (en) * 2000-09-19 2002-05-09 Song Qi Wang Wave guide switch based on electric field control of wave reflection and transmission
JP2002169043A (ja) * 2000-12-01 2002-06-14 Nec Corp 光モジュール
US7254299B2 (en) * 2001-12-20 2007-08-07 Lynx Photonic Networks, Inc. High-tolerance broadband-optical switch in planar lightwave circuits
US20030118279A1 (en) * 2001-12-20 2003-06-26 Lynx Photonic Networks Inc High-tolerance broadband-optical switch in planar lightwave circuits
CN100410796C (zh) * 2003-03-19 2008-08-13 日本电信电话株式会社 光开关、光调制器和波长可变滤光器
US7088892B2 (en) * 2004-09-02 2006-08-08 E. I. Du Pont De Nemours And Company Normally dark Y-branch digital optical switches and variable optical attentuators
JP2006178252A (ja) 2004-12-24 2006-07-06 Yokogawa Electric Corp 光スイッチ
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
US8131124B2 (en) * 2008-04-22 2012-03-06 Jamshid Nayyer Optical guided mode spatial switches and their fabrication

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070092A (en) * 1976-09-22 1978-01-24 The United States Of America As Represented By The Secretary Of The Navy Active waveguide branch with variable synchronism
SE450173B (sv) * 1985-08-15 1987-06-09 Ericsson Telefon Ab L M Polarisationsoberoende elektrooptisk omkopplare
US4775208A (en) * 1986-06-06 1988-10-04 Polaroid Corporation Planar waveguide mode converter device
US4775207A (en) * 1987-03-17 1988-10-04 Bell Communications Research, Inc. Electro-optical switch
DE3883492T2 (de) * 1987-11-20 1993-12-23 Ericsson Telefon Ab L M Verfahren zur Anordnung eines polarisationsrichtenden optoelektronischen Schalters und ein Schalter dafür.
JPH02266333A (ja) * 1989-04-07 1990-10-31 Oki Electric Ind Co Ltd 導波型光スイッチ
DE69031968T2 (de) * 1989-10-26 1998-06-10 Oki Electric Ind Co Ltd Optischer Wellenleiterschalter
FR2658315A1 (fr) * 1990-02-14 1991-08-16 France Etat Separateur de polarisations pour lumiere guidee.

Also Published As

Publication number Publication date
GB2271192B (en) 1996-10-09
FR2695216B1 (fr) 1995-05-12
DE4329334A1 (de) 1994-03-03
GB2271192A (en) 1994-04-06
SE9302622L (sv) 1994-03-02
JPH06194696A (ja) 1994-07-15
SE9302622D0 (sv) 1993-08-12
FR2695216A1 (fr) 1994-03-04
US5303315A (en) 1994-04-12
GB9316702D0 (en) 1993-09-29

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