DE10085357T1 - Absicherung in gemischten optischen WDM-Systemen - Google Patents

Absicherung in gemischten optischen WDM-Systemen

Info

Publication number
DE10085357T1
DE10085357T1 DE10085357T DE10085357T DE10085357T1 DE 10085357 T1 DE10085357 T1 DE 10085357T1 DE 10085357 T DE10085357 T DE 10085357T DE 10085357 T DE10085357 T DE 10085357T DE 10085357 T1 DE10085357 T1 DE 10085357T1
Authority
DE
Germany
Prior art keywords
protection
optical wdm
wdm systems
mixed optical
mixed
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.)
Withdrawn
Application number
DE10085357T
Other languages
English (en)
Inventor
Magnus Oeberg
Anders Lundberg
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE10085357T1 publication Critical patent/DE10085357T1/de
Withdrawn legal-status Critical Current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
    • H04J14/0289—Optical multiplex section protection
    • H04J14/029—Dedicated protection at the optical multiplex section (1+1)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/03—Arrangements for fault recovery
    • H04B10/032—Arrangements for fault recovery using working and protection systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
    • H04J14/0246—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU using one wavelength per ONU
    • 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
    • H04J14/0279—WDM point-to-point architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
DE10085357T 1999-12-28 2000-12-28 Absicherung in gemischten optischen WDM-Systemen Withdrawn DE10085357T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP99850219A EP1113587A1 (de) 1999-12-28 1999-12-28 Schutz in gemischten optischen Wellenlängenmultiplexsystemen
PCT/SE2000/002690 WO2001048938A1 (en) 1999-12-28 2000-12-28 Protection in mixed optical wdm systems

Publications (1)

Publication Number Publication Date
DE10085357T1 true DE10085357T1 (de) 2003-03-27

Family

ID=8243785

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10085357T Withdrawn DE10085357T1 (de) 1999-12-28 2000-12-28 Absicherung in gemischten optischen WDM-Systemen

Country Status (7)

Country Link
US (1) US7136583B2 (de)
EP (1) EP1113587A1 (de)
JP (1) JP4017395B2 (de)
AU (1) AU2719401A (de)
DE (1) DE10085357T1 (de)
GB (1) GB2373939B (de)
WO (1) WO2001048938A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1184752C (zh) * 2001-02-05 2005-01-12 华为技术有限公司 光纤路径的虚拟保护方法及装置
EP1361688B1 (de) * 2002-05-06 2005-09-28 Alcatel Verfahren zur geschützten Übertragung in einem WDM-Netzwerk
CN1300966C (zh) * 2003-04-09 2007-02-14 华为技术有限公司 波分复用系统的板间通道保护方法
US7536100B2 (en) * 2003-08-26 2009-05-19 Sprint Communications Company Lp POP-to-POP optical wavelength protection in a communication system
KR101114688B1 (ko) * 2005-07-29 2012-02-29 삼성전자주식회사 휴대 통신 단말기 리모콘 장치 및 그 기능 수행 방법
EP2493101A1 (de) * 2011-02-24 2012-08-29 Alcatel Lucent Schnelle, zur Kohärenzerkennung optimierte OMSP-Einstellung
JP5699760B2 (ja) * 2011-04-04 2015-04-15 富士通株式会社 光増幅装置、光増幅装置の制御方法、光受信局及び光伝送システム
US10439733B2 (en) * 2014-01-13 2019-10-08 The Johns Hopkins University Fiber optic circuit breaker
CN106656320B (zh) 2015-10-29 2019-04-12 阿里巴巴集团控股有限公司 用于光量子通信业务的光纤信道损耗测量系统、方法及装置
US10476587B2 (en) * 2016-05-31 2019-11-12 Alibaba Group Holding Limited System and method for enhancing reliability in a transport network
JP6743494B2 (ja) * 2016-06-03 2020-08-19 富士通株式会社 伝送システム、通信装置及びパス切替方法
CN108631875A (zh) 2017-03-24 2018-10-09 阿里巴巴集团控股有限公司 双通道小型化可插拔模块、外壳和通信系统
JP7035548B2 (ja) * 2018-01-18 2022-03-15 富士通株式会社 伝送システム及び伝送方法
CN109995456B (zh) * 2019-02-27 2020-07-24 中国人民解放军战略支援部队信息工程大学 应用于sdh传输的串接设备的多级直通保护装置及方法
US11394814B2 (en) 2020-05-20 2022-07-19 Alibaba Group Holding Limited Path control by end hosts in networks
US11057113B1 (en) 2020-06-02 2021-07-06 Alibaba Group Holding Limited High-speed silicon photonics optical transceivers
US11668590B2 (en) 2020-11-11 2023-06-06 Alibaba Group Holding Limited System and method for fiber sensing
US11336376B1 (en) 2021-01-29 2022-05-17 Alibaba Group Holding Limited Flexible switch solution based on co-packaged optics
US11630261B2 (en) 2021-04-29 2023-04-18 Alibaba Singapore Holding Private Limited Co-packaged optics switch solution based on analog optical engines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2605601B2 (ja) * 1993-11-08 1997-04-30 日本電気株式会社 Ａｐｓチャネル取り込み回路
US5982517A (en) * 1997-06-02 1999-11-09 Fishman Consulting Method and system for service restoration in optical fiber communication networks
US6046832A (en) * 1997-12-04 2000-04-04 Fishman; Ilya M. System and method for protection of WDM/SONET networks
US6122082A (en) * 1998-01-20 2000-09-19 Fishman; Ilya M. Method and system for communication between optical and SONET layers in mixed WDM/SONET networks

Also Published As

Publication number Publication date
GB2373939B (en) 2004-05-05
EP1113587A1 (de) 2001-07-04
GB2373939A (en) 2002-10-02
GB0213985D0 (en) 2002-07-31
AU2719401A (en) 2001-07-09
US7136583B2 (en) 2006-11-14
US20030077030A1 (en) 2003-04-24
JP2003518868A (ja) 2003-06-10
JP4017395B2 (ja) 2007-12-05
WO2001048938A1 (en) 2001-07-05

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: H04B 10/20 AFI20051017BHDE

R016 Response to examination communication
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: H04B0010200000

Ipc: H04B0010032000

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: H04B0010200000

Ipc: H04B0010032000

Effective date: 20121121

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee