CN1790952B - 光交叉连接装置及光传输系统 - Google Patents

光交叉连接装置及光传输系统 Download PDF

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Publication number
CN1790952B
CN1790952B CN 200510137015 CN200510137015A CN1790952B CN 1790952 B CN1790952 B CN 1790952B CN 200510137015 CN200510137015 CN 200510137015 CN 200510137015 A CN200510137015 A CN 200510137015A CN 1790952 B CN1790952 B CN 1790952B
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China
Prior art keywords
optical
signal
optical signal
transmission
monitoring
Prior art date
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Expired - Fee Related
Application number
CN 200510137015
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English (en)
Chinese (zh)
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CN1790952A (zh
Inventor
深代康之
林幸夫
北岛茂树
金武达郎
高取正浩
花谷昌一
佐野博久
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Hitachi Ltd
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Hitachi Ltd
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Priority claimed from JP18796697A external-priority patent/JP3716078B2/ja
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Publication of CN1790952A publication Critical patent/CN1790952A/zh
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Publication of CN1790952B publication Critical patent/CN1790952B/zh
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  • Optical Communication System (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CN 200510137015 1997-07-03 1998-07-03 光交叉连接装置及光传输系统 Expired - Fee Related CN1790952B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP17834097A JP3854372B2 (ja) 1997-07-03 1997-07-03 光クロスコネクト装置
JP178340/97 1997-07-03
JP18796697A JP3716078B2 (ja) 1997-07-14 1997-07-14 光クロスコネクト装置および光ネットワーク
JP187966/97 1997-07-14

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN 98103190 Division CN1244206C (zh) 1997-07-03 1998-07-03 光交叉连接装置及光传输系统

Publications (2)

Publication Number Publication Date
CN1790952A CN1790952A (zh) 2006-06-21
CN1790952B true CN1790952B (zh) 2010-05-05

Family

ID=16046788

Family Applications (2)

Application Number Title Priority Date Filing Date
CN 200510137015 Expired - Fee Related CN1790952B (zh) 1997-07-03 1998-07-03 光交叉连接装置及光传输系统
CN 98103190 Expired - Fee Related CN1244206C (zh) 1997-07-03 1998-07-03 光交叉连接装置及光传输系统

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN 98103190 Expired - Fee Related CN1244206C (zh) 1997-07-03 1998-07-03 光交叉连接装置及光传输系统

Country Status (2)

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JP (1) JP3854372B2 (OSRAM)
CN (2) CN1790952B (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2310293A1 (en) * 2000-05-30 2001-11-30 Alan F. Graves Photonic network node
GB0610819D0 (en) * 2006-06-01 2006-07-12 Polatis Ltd A fast distributed automatic network optical fibre protection switching mechanism using combined local fibre fault detection and switching control
US20080285470A1 (en) * 2007-05-18 2008-11-20 Catherine Yuan Determining An Active/Standby State From Service Readiness
MX335997B (es) * 2012-03-01 2016-01-07 Tyco Electronics Corp Codificacion para sistemas mpo.
JP6104652B2 (ja) * 2013-03-11 2017-03-29 株式会社日立製作所 切替装置および伝送システム
CN115603801A (zh) * 2021-06-28 2023-01-13 华为技术有限公司（Cn） 一种全光交叉设备以及一种波长选择开关
WO2023166593A1 (ja) * 2022-03-02 2023-09-07 日本電信電話株式会社 光路切替ノード、光ファイバネットワーク及び光ファイバネットワークの試験方法
WO2024069807A1 (ja) * 2022-09-28 2024-04-04 日本電信電話株式会社 光通信装置及び光通信経路開通方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069521A (en) * 1989-05-12 1991-12-03 Gec Plessey Telecommunications Limited Optical transmission apparatus
US5091796A (en) * 1990-01-10 1992-02-25 Fujitsu Limited Optical communication system having an improved protection line switching mechanism
US5109296A (en) * 1988-03-09 1992-04-28 Fujitsu Limited Transmission line switching system
EP0620694A2 (en) * 1993-04-16 1994-10-19 Nec Corporation Optical cross-connect system with space and wavelength division switching stages

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5109296A (en) * 1988-03-09 1992-04-28 Fujitsu Limited Transmission line switching system
US5069521A (en) * 1989-05-12 1991-12-03 Gec Plessey Telecommunications Limited Optical transmission apparatus
US5091796A (en) * 1990-01-10 1992-02-25 Fujitsu Limited Optical communication system having an improved protection line switching mechanism
EP0620694A2 (en) * 1993-04-16 1994-10-19 Nec Corporation Optical cross-connect system with space and wavelength division switching stages

Also Published As

Publication number Publication date
CN1790952A (zh) 2006-06-21
CN1244206C (zh) 2006-03-01
CN1205582A (zh) 1999-01-20
JP3854372B2 (ja) 2006-12-06
JPH1127208A (ja) 1999-01-29

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Granted publication date: 20100505

Termination date: 20130703