DE69031968D1 - Optischer Wellenleiterschalter - Google Patents

Optischer Wellenleiterschalter

Info

Publication number
DE69031968D1
DE69031968D1 DE69031968T DE69031968T DE69031968D1 DE 69031968 D1 DE69031968 D1 DE 69031968D1 DE 69031968 T DE69031968 T DE 69031968T DE 69031968 T DE69031968 T DE 69031968T DE 69031968 D1 DE69031968 D1 DE 69031968D1
Authority
DE
Germany
Prior art keywords
optical waveguide
waveguide switch
switch
optical
waveguide
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 - Lifetime
Application number
DE69031968T
Other languages
English (en)
Other versions
DE69031968T2 (de
Inventor
Hideaki Okayama
Issei Asabayashi
Toshimasa Ishida
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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
Priority claimed from JP24476690A external-priority patent/JPH0792577B2/ja
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Publication of DE69031968D1 publication Critical patent/DE69031968D1/de
Application granted granted Critical
Publication of DE69031968T2 publication Critical patent/DE69031968T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
DE69031968T 1989-10-26 1990-10-23 Optischer Wellenleiterschalter Expired - Lifetime DE69031968T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27955589 1989-10-26
JP24476690A JPH0792577B2 (ja) 1989-10-26 1990-09-14 導波型光スイッチ

Publications (2)

Publication Number Publication Date
DE69031968D1 true DE69031968D1 (de) 1998-02-26
DE69031968T2 DE69031968T2 (de) 1998-06-10

Family

ID=26536898

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69031968T Expired - Lifetime DE69031968T2 (de) 1989-10-26 1990-10-23 Optischer Wellenleiterschalter

Country Status (3)

Country Link
US (1) US5123069A (de)
EP (1) EP0425991B1 (de)
DE (1) DE69031968T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6539363B1 (en) * 1990-08-30 2003-03-25 Ncr Corporation Write input credit transaction apparatus and method with paperless merchant credit card processing
JPH04110831A (ja) * 1990-08-31 1992-04-13 Nec Corp 光制御デバイス
FR2670589B1 (fr) * 1990-12-14 1994-04-15 Thomson Csf Dispositif de modulation electrooptique integre.
US5303315A (en) * 1992-09-01 1994-04-12 Telefonaktiebolaget L M Ericsson Near Z digital switch
FR2709568B1 (fr) * 1993-08-30 1995-09-29 Alcatel Nv Commutateur optique à basculement.
US5524154A (en) * 1994-08-31 1996-06-04 At&T Corp. Hybrid architecture for an optical switching fabric implemented with 1×2 switching devices
JP2705664B2 (ja) * 1995-09-18 1998-01-28 日本電気株式会社 光スイッチ
KR100189855B1 (ko) * 1996-11-18 1999-06-01 윤종용 모드 진화 광커플러 및 그 제조방법
WO2001038933A2 (en) * 1999-11-23 2001-05-31 Corning O.T.I. S.P.A. Optical switching/modulation device
WO2001053888A2 (en) * 2000-01-24 2001-07-26 Codeon Corporation Optical attenuator having geometrically biased branching waveguide structure
US20030161629A1 (en) * 2000-01-31 2003-08-28 Massimo Frascolla Linear optical transmission system with failure protection
US6766083B2 (en) * 2001-10-16 2004-07-20 International Business Machines Corporation Tunable coupler device and optical filter
US7805037B1 (en) 2003-08-19 2010-09-28 Kotura, Inc. Multiplexer having improved efficiency
US20070053801A1 (en) * 2005-01-28 2007-03-08 Julian Ross Method and apparatus for controlled production of a gas
ATE527572T1 (de) * 2007-08-14 2011-10-15 Selex Sistemi Integrati Spa Digitaler optischer schalter mit niedriger schaltspannung und schneller ansprechzeit
KR101675193B1 (ko) * 2014-04-25 2016-11-11 한국과학기술원 분기된 광 도파로를 이용한 3차원 광 연결 구조

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013061A (de) * 1973-06-05 1975-02-10
US4116530A (en) * 1976-07-29 1978-09-26 Texas Instruments Incorporated Optical waveguides grown by selective liquid phase epitaxy
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
EP0105693B1 (de) * 1982-09-30 1990-05-23 Fujitsu Limited Optischer Bipolarschalter mit Spannungssteuerung mittels sich kreuzenden Wellenleitern
US4693544A (en) * 1982-12-14 1987-09-15 Nippon Sheet Glass Co., Ltd. Optical branching device with internal waveguide
FR2546309B1 (fr) * 1983-05-19 1986-07-04 Yi Yan Alfredo Structure de guidage optique utilisant un reseau de diffraction
SE461482B (sv) * 1986-05-16 1990-02-19 Ericsson Telefon Ab L M Optoelektronisk riktkopplare med likspaenningsfri styrsignal
EP0282268B1 (de) * 1987-03-10 1992-05-27 Oki Electric Industry Company, Limited Optische Schaltmatrix
US4810049A (en) * 1987-04-02 1989-03-07 American Telephone And Telegraph Company, At&T Bell Laboratories Reducing bend and coupling losses in integrated optical waveguides
JP2553583B2 (ja) * 1987-09-02 1996-11-13 三菱電機株式会社 光集積回路用折曲り導波路
EP0365724A1 (de) * 1988-10-26 1990-05-02 THE GENERAL ELECTRIC COMPANY, p.l.c. Integrierte optische Wellenleiterkrümmung
US4961619A (en) * 1989-03-02 1990-10-09 At&T Bell Laboratories Low loss waveguide intersection
US4940305A (en) * 1989-03-22 1990-07-10 The Boeing Company Optical switch based on 1×2 directional coupler
US4984861A (en) * 1989-03-27 1991-01-15 United Technologies Corporation Low-loss proton exchanged waveguides for active integrated optic devices and method of making same
US5016960A (en) * 1989-12-22 1991-05-21 Gte Laboratories Incorporated Hybrid optical Y-junction

Also Published As

Publication number Publication date
EP0425991A3 (en) 1991-06-26
DE69031968T2 (de) 1998-06-10
EP0425991A2 (de) 1991-05-08
EP0425991B1 (de) 1998-01-21
US5123069A (en) 1992-06-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition