SE9302622L - Digital switch med nästan z-utbredning - Google Patents

Digital switch med nästan z-utbredning

Info

Publication number
SE9302622L
SE9302622L SE9302622A SE9302622A SE9302622L SE 9302622 L SE9302622 L SE 9302622L SE 9302622 A SE9302622 A SE 9302622A SE 9302622 A SE9302622 A SE 9302622A SE 9302622 L SE9302622 L SE 9302622L
Authority
SE
Sweden
Prior art keywords
waveguides
wafer
distribution
digital switch
cut
Prior art date
Application number
SE9302622A
Other languages
Unknown language ( )
English (en)
Other versions
SE9302622D0 (sv
SE513450C2 (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/sv
Publication of SE9302622L publication Critical patent/SE9302622L/sv
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 true SE9302622L (sv) 1994-03-02
SE513450C2 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 (sv)
JP (1) JPH06194696A (sv)
DE (1) DE4329334A1 (sv)
FR (1) FR2695216B1 (sv)
GB (1) GB2271192B (sv)
SE (1) SE513450C2 (sv)

Families Citing this family (21)

* 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
EP0782809B1 (de) * 1994-09-14 2001-02-28 Siemens Aktiengesellschaft Optische 1xn- und nxn-schaltmatrix in baumstruktur
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
WO2001038933A2 (en) * 1999-11-23 2001-05-31 Corning O.T.I. S.P.A. Optical switching/modulation device
US6539132B2 (en) 2000-02-22 2003-03-25 Gennadii Ivtsenkov 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
WO2004083953A1 (ja) * 2003-03-19 2004-09-30 Nippon Telegraph And Telephone Corporation 光スイッチ、光変調器および波長可変フィルタ
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
CN115718345B (zh) * 2022-11-18 2024-08-27 暨南大学 带有弯曲形阵列共面电极的芯层波导

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
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
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
GB2271192A (en) 1994-04-06
JPH06194696A (ja) 1994-07-15
GB9316702D0 (en) 1993-09-29
SE9302622D0 (sv) 1993-08-12
SE513450C2 (sv) 2000-09-18
US5303315A (en) 1994-04-12
DE4329334A1 (de) 1994-03-03
FR2695216A1 (fr) 1994-03-04

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