JP2005223901A5 - - Google Patents

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Publication number
JP2005223901A5
JP2005223901A5 JP2005017757A JP2005017757A JP2005223901A5 JP 2005223901 A5 JP2005223901 A5 JP 2005223901A5 JP 2005017757 A JP2005017757 A JP 2005017757A JP 2005017757 A JP2005017757 A JP 2005017757A JP 2005223901 A5 JP2005223901 A5 JP 2005223901A5
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JP
Japan
Prior art keywords
port
optical switch
optical
signal path
ports
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.)
Granted
Application number
JP2005017757A
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English (en)
Japanese (ja)
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JP4157102B2 (ja
JP2005223901A (ja
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Publication date
Priority claimed from US09/775,429 external-priority patent/US6862380B2/en
Application filed filed Critical
Publication of JP2005223901A publication Critical patent/JP2005223901A/ja
Publication of JP2005223901A5 publication Critical patent/JP2005223901A5/ja
Application granted granted Critical
Publication of JP4157102B2 publication Critical patent/JP4157102B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2005017757A 2000-02-04 2005-01-26 光ネットワーク内のネットワーク・トポロジを自動的に決定する方法 Expired - Lifetime JP4157102B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18034700P 2000-02-04 2000-02-04
US09/775,429 US6862380B2 (en) 2000-02-04 2001-02-01 Transparent optical switch

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2001557326A Division JP3808369B2 (ja) 2000-02-04 2001-02-02 透過性光スイッチ

Publications (3)

Publication Number Publication Date
JP2005223901A JP2005223901A (ja) 2005-08-18
JP2005223901A5 true JP2005223901A5 (enExample) 2006-02-09
JP4157102B2 JP4157102B2 (ja) 2008-09-24

Family

ID=26876217

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2001557326A Expired - Fee Related JP3808369B2 (ja) 2000-02-04 2001-02-02 透過性光スイッチ
JP2005017757A Expired - Lifetime JP4157102B2 (ja) 2000-02-04 2005-01-26 光ネットワーク内のネットワーク・トポロジを自動的に決定する方法
JP2005017754A Expired - Lifetime JP4157101B2 (ja) 2000-02-04 2005-01-26 光通信システム

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2001557326A Expired - Fee Related JP3808369B2 (ja) 2000-02-04 2001-02-02 透過性光スイッチ

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2005017754A Expired - Lifetime JP4157101B2 (ja) 2000-02-04 2005-01-26 光通信システム

Country Status (7)

Country Link
US (4) US6862380B2 (enExample)
EP (1) EP1252793B1 (enExample)
JP (3) JP3808369B2 (enExample)
AT (1) ATE503353T1 (enExample)
CA (1) CA2369455C (enExample)
DE (1) DE60144272D1 (enExample)
WO (1) WO2001058204A2 (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6862380B2 (en) * 2000-02-04 2005-03-01 At&T Corp. Transparent optical switch
JP4598934B2 (ja) * 2000-09-05 2010-12-15 株式会社日立製作所 光伝送装置および光伝送システム
JP3664116B2 (ja) * 2001-04-23 2005-06-22 日本電気株式会社 通信ネットワーク、ノード装置及びパス設定方法
ITMI20010900A1 (it) * 2001-04-30 2002-10-30 Marconi Comm Spa Rete per telecomunicazioni con rilevazione automatica della topologiae metodo per tale rilevazione
US7912074B2 (en) * 2001-06-01 2011-03-22 Fujitsu Limited System and method of multiplexing data from multiple ports
US7747165B2 (en) * 2001-06-13 2010-06-29 Alcatel-Lucent Usa Inc. Network operating system with topology autodiscovery
JP4676099B2 (ja) * 2001-08-06 2011-04-27 株式会社日立製作所 反射モニタ機能を備え反射検出可能な光切替装置、及び反射測定システム
US20030095761A1 (en) * 2001-11-20 2003-05-22 Nisbet Alan D. SONET/sdh section tracer
US20030120966A1 (en) * 2001-12-21 2003-06-26 Moller Hanan Z. Method for encoding/decoding a binary signal state in a fault tolerant environment
FR2834402B1 (fr) * 2002-01-03 2005-03-11 Cit Alcatel Dispositif de commutation optique et procede de commande de ce dispositif
SE524167C2 (sv) * 2002-02-27 2004-07-06 Wavium Ab Förfarande och arrangemang för signalering i nät med optiska portar
US20030189897A1 (en) * 2002-04-09 2003-10-09 Lucent Technologies Inc. Dual line monitoring of 1‘protection with auto-switch
US20040208552A1 (en) * 2002-05-08 2004-10-21 Gordon Harney Architectural switching arrangement for core optical networks
KR100516655B1 (ko) 2003-02-05 2005-09-22 삼성전자주식회사 전광 오엑스씨에서 파장 경로 감시/수정 장치 및 방법
JP4273312B2 (ja) 2003-06-18 2009-06-03 日本電気株式会社 信号中継器および切替装置とこれらの間の接続関係検出方法および通信システム
DE10343615A1 (de) * 2003-09-20 2005-04-14 Marconi Communications Gmbh Netzknoten für ein optisches Nachrichtenübertragungsnetz
US7570672B2 (en) 2004-02-02 2009-08-04 Simplexgrinnell Lp Fiber optic multiplex modem
JP4106632B2 (ja) * 2005-01-31 2008-06-25 富士通株式会社 通信装置及び通信制御方法
US7389018B1 (en) 2005-02-04 2008-06-17 At&T Corp. Arrangement for low cost path protection for optical communications networks
US7171070B1 (en) * 2005-02-04 2007-01-30 At&T Corp. Arrangement for low cost path protection for optical communications networks
JP4621086B2 (ja) * 2005-07-25 2011-01-26 株式会社日立製作所 光通信網、ノード装置および経路故障救済方法
JP4878479B2 (ja) * 2006-02-01 2012-02-15 株式会社日立製作所 光クロスコネクト装置
US7948904B1 (en) * 2006-07-13 2011-05-24 Juniper Networks, Inc. Error detection for data frames
WO2008139548A1 (ja) * 2007-05-01 2008-11-20 Fujitsu Limited 光パケットスイッチング装置
JP2010147674A (ja) * 2008-12-17 2010-07-01 Mitsubishi Electric Corp 波長多重光伝送装置
EP2469745B1 (en) * 2010-12-23 2018-07-11 ADVA Optical Networking SE Optical network element and method for automatic configuration of such optical network element
US9258629B2 (en) * 2012-12-11 2016-02-09 Huawei Technologies Co., Ltd. System and method for an agile cloud radio access network
US20160191188A1 (en) * 2014-12-31 2016-06-30 Alcatel-Lucent Usa Inc. System and method for local interconnection of optical nodes
US9853879B2 (en) 2015-08-12 2017-12-26 xCelor LLC Systems and methods for identifying interconnections among physical-layer cross-connect switches
US9960990B2 (en) 2015-08-12 2018-05-01 xCelor LLC Systems and methods for monitoring and managing communication paths
US10353851B2 (en) * 2015-08-12 2019-07-16 xCelor LLC Systems and methods for implementing a physical-layer cross connect
US20170048133A1 (en) * 2015-08-12 2017-02-16 xCelor LLC Physical layer cross-connect switch
US10771151B2 (en) * 2017-07-31 2020-09-08 Level 3 Communications, Llc Outside plant fiber health monitoring system
US10936597B2 (en) 2017-11-21 2021-03-02 Gto Llc Systems and methods for generating customized filtered-and-partitioned market-data feeds
US10608774B2 (en) * 2018-07-27 2020-03-31 At&T Intellectual Property I, L.P. Network switch and optical transponder connectivity verification for wavelength division multiplexing network
CN113935279B (zh) * 2021-08-31 2025-02-18 海宁集成电路与先进制造研究院 基于路径的光学仿真器件激活方法、装置及终端设备

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283641A (en) * 1954-12-24 1994-02-01 Lemelson Jerome H Apparatus and methods for automated analysis
JPH0756644B2 (ja) * 1990-08-31 1995-06-14 インターナショナル・ビジネス・マシーンズ・コーポレイション 状態変化通知装置及び方法
US5317429A (en) * 1990-11-28 1994-05-31 Fujitsu Limited Trilayer nematic liquid crystal optical switching device
JPH04284754A (ja) 1991-03-14 1992-10-09 Fujitsu Ltd Ａｔｍ交換装置
US6002829A (en) * 1992-03-23 1999-12-14 Minnesota Mining And Manufacturing Company Luminaire device
US5317439A (en) * 1992-07-17 1994-05-31 At&T Bell Laboratories Automatic on-line monitoring and optimization of optical network switching nodes
US5296956A (en) * 1992-07-17 1994-03-22 At&T Bell Laboratories Performance monitoring and fault location for optical equipment, systems and networks
JP2821979B2 (ja) * 1993-09-13 1998-11-05 富士通株式会社 リング構成ネットワークの制御方式
JP3545437B2 (ja) 1993-09-20 2004-07-21 富士通株式会社 パケット交換試験方法及びその装置
JP3376144B2 (ja) 1994-12-28 2003-02-10 日本電気株式会社 光ネットワーク装置及び光伝送方式
JPH0927975A (ja) 1995-07-12 1997-01-28 Nippon Telegr & Teleph Corp <Ntt> 光クロスコネクト装置
KR0151908B1 (ko) * 1995-12-21 1998-11-02 양승택 동기식 디지틀 회선분배 장치
JP3479926B2 (ja) * 1996-03-06 2003-12-15 富士通株式会社 Ａｄｍ装置
US5936752A (en) * 1996-05-28 1999-08-10 Lucent Technologies, Inc. WDM source for access applications
US6005697A (en) 1996-07-23 1999-12-21 Macro-Vision Communications, L.L.C. Multi-wavelength cross-connect optical network
US5936942A (en) * 1996-08-29 1999-08-10 Lucent Technologies Inc. Communication of alarm information within a telecommunication switching system
US6115155A (en) 1996-10-29 2000-09-05 Chorum Technologies Inc. System for dealing with faults in an optical link
US5867289A (en) * 1996-12-24 1999-02-02 International Business Machines Corporation Fault detection for all-optical add-drop multiplexer
US5937117A (en) 1996-12-27 1999-08-10 Nippon Telegraph And Telephone Corporation Optical cross-connect system
US5914794A (en) 1996-12-31 1999-06-22 Mci Communications Corporation Method of and apparatus for detecting and reporting faults in an all-optical communications system
US5986783A (en) * 1997-02-10 1999-11-16 Optical Networks, Inc. Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
US5912749A (en) * 1997-02-11 1999-06-15 Lucent Technologies Inc. Call admission control in cellular networks
US6362905B1 (en) 1997-02-24 2002-03-26 Hitachi, Ltd. Optical crossconnect apparatus and optical transmission system
US5859939A (en) 1997-02-25 1999-01-12 Mci Communications Corporation Method and system for equalizing PMD using incremental delay switching
WO1998038709A1 (fr) 1997-02-25 1998-09-03 Hitachi, Ltd. Emetteur optique, repeteur optique et dispositif d'interconnexion optique
US6154587A (en) 1997-03-21 2000-11-28 Oki Electric Industry Co., Ltd. Optical cross connector apparatus
JP2964984B2 (ja) 1997-04-03 1999-10-18 日本電気株式会社 光スイッチ装置
JP3102379B2 (ja) 1997-04-30 2000-10-23 日本電気株式会社 波長多重光伝送システム用監視制御方式
JP3114801B2 (ja) 1997-07-07 2000-12-04 日本電気株式会社 光通信ネットワーク装置
US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
US5956165A (en) * 1997-09-12 1999-09-21 Mci Communications Corporation Method and apparatus for updating subcarrier modulation in a communication network
US6195200B1 (en) * 1998-02-18 2001-02-27 Lucent Technologies Inc. High power multiwavelength light source
US6141127A (en) * 1998-02-20 2000-10-31 Lucent Technologies Inc. High capacity chirped-pulse wavelength-division multiplexed communication method and apparatus
JPH11239100A (ja) 1998-02-20 1999-08-31 Fujitsu Ltd 冗長構成を有する光波長多重システム
JP3782229B2 (ja) * 1998-03-13 2006-06-07 富士通株式会社 パス情報構築方法
US6155517A (en) * 1998-04-30 2000-12-05 Eastman Kodak Company Paper roll drive
JP3221401B2 (ja) 1998-06-15 2001-10-22 日本電気株式会社 光信号監視方法及び装置
US6163552A (en) * 1998-08-14 2000-12-19 Lucent Technologies Inc. Article comprising an optical fiber cascaded Raman resonator
US6192058B1 (en) * 1998-09-18 2001-02-20 Sarnoff Corporation Multiwavelength actively mode-locked external cavity semiconductor laser
US6198856B1 (en) * 1999-04-16 2001-03-06 Agilent Technologies, Inc. Optical switch having test ports
US6600581B1 (en) 1999-08-31 2003-07-29 Lucent Technologies Inc. Connection verification in optical cross-connect arrangements
US6597826B1 (en) * 1999-11-02 2003-07-22 Xros, Inc. Optical cross-connect switching system with bridging, test access and redundancy
US6862380B2 (en) * 2000-02-04 2005-03-01 At&T Corp. Transparent optical switch
US6301402B1 (en) * 2000-03-02 2001-10-09 Lucent Technologies, Inc. Control arrangement for optical mechanical switches
US20020041409A1 (en) * 2000-10-06 2002-04-11 Mohammad Laham Maintenance system and method for an optical switch fabric
US6694070B2 (en) * 2001-06-13 2004-02-17 Lucent Technologies Inc Apparatus and method for training high density optical cross connects
US20040076151A1 (en) * 2002-10-21 2004-04-22 Walter Fant Connection identifiers and restoration in optical networks

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