DE69942662D1 - Optischer schalter - Google Patents

Optischer schalter

Info

Publication number
DE69942662D1
DE69942662D1 DE69942662T DE69942662T DE69942662D1 DE 69942662 D1 DE69942662 D1 DE 69942662D1 DE 69942662 T DE69942662 T DE 69942662T DE 69942662 T DE69942662 T DE 69942662T DE 69942662 D1 DE69942662 D1 DE 69942662D1
Authority
DE
Germany
Prior art keywords
optical switch
switch
optical
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
DE69942662T
Other languages
English (en)
Inventor
Aritomo Uemura
Hiroshi Ichibangase
Takashi Mizuochi
Tadayoshi Kitayama
Shu Yamamoto
Tetsuya Miyazaki
Takatomi Kabashima
Naoki Kobayashi
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.)
Mitsubishi Electric Corp
KDDI Corp
Original Assignee
Mitsubishi Electric Corp
KDD Corp
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 Mitsubishi Electric Corp, KDD Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69942662D1 publication Critical patent/DE69942662D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0297—Optical equipment protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0289—Optical multiplex section protection
    • H04J14/0291—Shared protection at the optical multiplex section (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0293—Optical channel protection
    • H04J14/0294—Dedicated protection at the optical channel (1+1)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0024—Construction using space switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0043—Fault tolerance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/009—Topology aspects
    • H04Q2011/0092—Ring

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
DE69942662T 1998-08-31 1999-08-30 Optischer schalter Expired - Lifetime DE69942662D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24579598A JP3553385B2 (ja) 1998-08-31 1998-08-31 光スイッチング装置
PCT/JP1999/004682 WO2000013347A1 (fr) 1998-08-31 1999-08-30 Commutateur optique

Publications (1)

Publication Number Publication Date
DE69942662D1 true DE69942662D1 (de) 2010-09-23

Family

ID=17138955

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69942662T Expired - Lifetime DE69942662D1 (de) 1998-08-31 1999-08-30 Optischer schalter

Country Status (5)

Country Link
US (1) US6434288B1 (de)
EP (2) EP1926342A3 (de)
JP (1) JP3553385B2 (de)
DE (1) DE69942662D1 (de)
WO (1) WO2000013347A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6721508B1 (en) 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
WO2001030006A1 (en) * 1999-10-18 2001-04-26 Nortel Networks Limited Communication network for transmitting and restoring an optical signal
JP3686824B2 (ja) * 2000-05-29 2005-08-24 株式会社日立コミュニケーションテクノロジー 光１：１切替装置
JP4592170B2 (ja) * 2000-10-18 2010-12-01 株式会社東芝 光伝送装置
DE10104704A1 (de) * 2001-02-02 2002-09-26 Siemens Ag Verfahren und elektro-optische Schaltungsanordnung zur Leitungsprotektion in einer WDM-Datenübertragungsstrecke
US6832014B1 (en) * 2002-02-08 2004-12-14 Marconi Communications, Inc. Backplane wire and noise eliminator tube
GB2386804A (en) * 2002-03-22 2003-09-24 Motorola Inc Communications network node access switches
US7116905B2 (en) * 2002-03-27 2006-10-03 Fujitsu Limited Method and system for control signaling in an open ring optical network
US7231148B2 (en) * 2002-03-28 2007-06-12 Fujitsu Limited Flexible open ring optical network and method
US7336901B1 (en) * 2004-02-24 2008-02-26 Avanex Corporation Reconfigurable optical add-drop multiplexers employing optical multiplex section shared protection
JP4593267B2 (ja) * 2004-12-28 2010-12-08 富士通株式会社 光ノードおよび光分岐挿入装置
JP5682353B2 (ja) * 2011-02-14 2015-03-11 富士通株式会社 伝送装置およびネットワークプロテクション方法
US9170377B2 (en) * 2011-07-18 2015-10-27 Hewlett-Packard Development Company, L.P. Optical interconnect
US9519019B2 (en) * 2013-04-11 2016-12-13 Ge Aviation Systems Llc Method for detecting or predicting an electrical fault
CN108007481B (zh) * 2017-12-07 2020-06-05 上海第二工业大学 一种利用光学非互易器件进行光传感的***
CN111856481B (zh) * 2020-07-29 2021-07-06 杭州视光半导体科技有限公司 一种扫描器以及应用该扫描器的同轴和非同轴雷达***

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5442623A (en) * 1992-08-17 1995-08-15 Bell Communications Research, Inc. Passive protected self healing ring network
JPH06209284A (ja) * 1993-01-12 1994-07-26 Nippon Telegr & Teleph Corp <Ntt> 光スイッチングモジュール
JPH08149088A (ja) * 1994-11-17 1996-06-07 Nippon Telegr & Teleph Corp <Ntt> 光多重通信網およびノード装置
JPH08293854A (ja) * 1995-04-24 1996-11-05 Kokusai Denshin Denwa Co Ltd <Kdd> 波長多重による予備回線を有する光海底ケーブル装置およびその通信方法
BR9608792A (pt) * 1995-06-26 1999-02-17 Ericsson Telefon Ab L M Nó de comunicação e de multiplexador ótico de soma/redução sistema de rede de comunicação e processo para restauração de um sistema de rede de comunicação
JPH10112700A (ja) * 1996-10-04 1998-04-28 Nec Corp リング構成の波長分割多重光伝送装置
JPH10126350A (ja) * 1996-10-15 1998-05-15 Nec Corp 光ネットワーク、光分岐挿入ノードおよび障害回復方式
WO1998034363A1 (en) * 1997-01-31 1998-08-06 Telefonaktiebolaget Lm Ericsson (Publ) Wdm traffic protection
US5986783A (en) * 1997-02-10 1999-11-16 Optical Networks, Inc. Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
JP3285138B2 (ja) * 1997-10-20 2002-05-27 富士通株式会社 リングネットワークにおける伝送装置
JP3639109B2 (ja) * 1998-04-02 2005-04-20 富士通株式会社 光伝送装置、光伝送システム及び光端局
JP2000112700A (ja) * 1998-10-05 2000-04-21 Canon Inc データベース化装置、印刷システム、印刷装置の状態変化表示方法、及びコンピュータ読み取り可能な記憶媒体

Also Published As

Publication number Publication date
JP3553385B2 (ja) 2004-08-11
EP1028550A4 (de) 2004-09-08
WO2000013347A1 (fr) 2000-03-09
EP1028550A1 (de) 2000-08-16
EP1926342A2 (de) 2008-05-28
EP1028550B1 (de) 2010-08-11
US6434288B1 (en) 2002-08-13
EP1926342A3 (de) 2008-11-26
JP2000078080A (ja) 2000-03-14

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