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WO2009028042A1 - ネットワーク管理システム、中継装置及び方法 - Google Patents

ネットワーク管理システム、中継装置及び方法 Download PDF

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Publication number
WO2009028042A1
WO2009028042A1 PCT/JP2007/066581 JP2007066581W WO2009028042A1 WO 2009028042 A1 WO2009028042 A1 WO 2009028042A1 JP 2007066581 W JP2007066581 W JP 2007066581W WO 2009028042 A1 WO2009028042 A1 WO 2009028042A1
Authority
WO
WIPO (PCT)
Prior art keywords
relay device
management system
network management
signal
receiving
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.)
Ceased
Application number
PCT/JP2007/066581
Other languages
English (en)
French (fr)
Inventor
Motoyoshi Sekiya
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to PCT/JP2007/066581 priority Critical patent/WO2009028042A1/ja
Priority to JP2009529892A priority patent/JP4850288B2/ja
Publication of WO2009028042A1 publication Critical patent/WO2009028042A1/ja
Priority to US12/656,895 priority patent/US9042739B2/en
Anticipated expiration legal-status Critical
Priority to US14/696,079 priority patent/US20150229399A1/en
Ceased 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
    • H04J14/0201—Add-and-drop multiplexing
    • 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
    • H04B10/29—Repeaters
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0221—Power control, e.g. to keep the total optical power constant
    • H04J14/02216—Power control, e.g. to keep the total optical power constant by gain equalization
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/0257—Wavelength assignment algorithms
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/026—Optical medium access at the optical channel layer using WDM channels of different transmission rates
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0272—Transmission of OAMP information
    • H04J14/0275—Transmission of OAMP information using an optical service channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)

Abstract

　光信号を波長分割多重方式で伝送する光伝送システムを構成する中継装置は、ソースから宛先に至る経路の中で先行する中継装置からの光信号を少なくとも受信する受信手段と、受信手段で受信した信号中のチャネル各々について、ビットレート及び変調方式を判定し、該受信した信号についてのチャネル配置を調べる手段と、チャネル配置及び所定の判断基準に基づいて、当該中継装置から送信される光信号に含まれるべきでない禁止チャネルを検出する手段とを有する。
PCT/JP2007/066581 2007-08-27 2007-08-27 ネットワーク管理システム、中継装置及び方法 Ceased WO2009028042A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2007/066581 WO2009028042A1 (ja) 2007-08-27 2007-08-27 ネットワーク管理システム、中継装置及び方法
JP2009529892A JP4850288B2 (ja) 2007-08-27 2007-08-27 ネットワーク管理システム、中継装置及び方法
US12/656,895 US9042739B2 (en) 2007-08-27 2010-02-18 Network management system, repeater, and repeating method
US14/696,079 US20150229399A1 (en) 2007-08-27 2015-04-24 Network management system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/066581 WO2009028042A1 (ja) 2007-08-27 2007-08-27 ネットワーク管理システム、中継装置及び方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/656,895 Continuation US9042739B2 (en) 2007-08-27 2010-02-18 Network management system, repeater, and repeating method

Publications (1)

Publication Number Publication Date
WO2009028042A1 true WO2009028042A1 (ja) 2009-03-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/066581 Ceased WO2009028042A1 (ja) 2007-08-27 2007-08-27 ネットワーク管理システム、中継装置及び方法

Country Status (3)

Country Link
US (2) US9042739B2 (ja)
JP (1) JP4850288B2 (ja)
WO (1) WO2009028042A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012195787A (ja) * 2011-03-16 2012-10-11 Fujitsu Ltd 光ネットワークシステム
JP2016072834A (ja) * 2014-09-30 2016-05-09 富士通株式会社 光伝送装置および光伝送システム

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JP4783648B2 (ja) * 2006-02-28 2011-09-28 富士通株式会社 中継装置及び中継方法
JP5349692B2 (ja) * 2010-06-24 2013-11-20 三菱電機株式会社 Ｏａｄｍ装置
US9083485B2 (en) * 2012-04-12 2015-07-14 Fujitsu Limited Defragmentation of optical networks
CN103458375B (zh) * 2012-06-01 2018-05-04 中兴通讯股份有限公司 一种防止移动终端异常上传信息的系统及方法
US9094148B2 (en) * 2013-05-10 2015-07-28 Nec Laboratories America, Inc. Adaptive optical amplifier for WDM systems
EP3343804A4 (en) * 2015-08-27 2018-08-22 Nec Corporation Equalizer, repeater, and communication system
US10142022B1 (en) * 2017-05-24 2018-11-27 Ciena Corporation Adjustment of control parameters of section of optical fiber network
US10439751B2 (en) 2017-05-24 2019-10-08 Ciena Corporation Power control in an optical fiber network
US11770177B2 (en) * 2021-10-20 2023-09-26 Qualcomm Incorporated Phase noise management of out-of-band repeater

Citations (4)

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JP2001103013A (ja) * 1999-09-28 2001-04-13 Fujitsu Ltd 波長間光パワー偏差のモニタ方法、並びに、それを用いた光等化器および光増幅器
JP2002112294A (ja) * 2000-10-04 2002-04-12 Fujitsu Ltd 波長多重光通信システム
JP2005065019A (ja) * 2003-08-18 2005-03-10 Fujitsu Ltd 波長分割多重伝送システム
JP2006086920A (ja) * 2004-09-17 2006-03-30 Fujitsu Ltd 光分波方法および光合波方法、並びに、それを用いた光伝送装置

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US6016212A (en) * 1997-04-30 2000-01-18 At&T Corp Optical receiver and demultiplexer for free-space wavelength division multiplexing communications systems
US6285477B1 (en) * 1997-09-17 2001-09-04 Kokusai Denshin Denwa Kabushiki Kaisha Multi-wavelength light source and discrete-wavelength-variable light source
JP3532759B2 (ja) * 1998-03-11 2004-05-31 富士通株式会社 Ｗｄｍ通信システムにおける中継装置及び同装置の送信レベル制御方法
US6690884B1 (en) * 1999-02-19 2004-02-10 Corvis Corporation Optical transmission systems including error correction and protection apparatuses and methods
US7106969B1 (en) * 2001-02-12 2006-09-12 Atrica Israel Ltd. Optical network terminator
JP2002330190A (ja) * 2001-04-27 2002-11-15 Nec Corp 光通信システム及び光通信方法
US20030002104A1 (en) * 2001-06-29 2003-01-02 Caroli Carl A. Wavelength-selective add/drop arrangement for optical communication systems
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JP4553556B2 (ja) * 2003-03-25 2010-09-29 富士通株式会社 波長多重光信号の品質監視方法および装置、並びに、それを用いた光伝送システム
JP4105723B2 (ja) * 2003-08-05 2008-06-25 富士通株式会社 再生中継方法及びその装置
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JP4783648B2 (ja) * 2006-02-28 2011-09-28 富士通株式会社 中継装置及び中継方法
US8787771B2 (en) * 2006-10-06 2014-07-22 Ciena Corporation All-optical regenerator and optical network incorporating same
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001103013A (ja) * 1999-09-28 2001-04-13 Fujitsu Ltd 波長間光パワー偏差のモニタ方法、並びに、それを用いた光等化器および光増幅器
JP2002112294A (ja) * 2000-10-04 2002-04-12 Fujitsu Ltd 波長多重光通信システム
JP2005065019A (ja) * 2003-08-18 2005-03-10 Fujitsu Ltd 波長分割多重伝送システム
JP2006086920A (ja) * 2004-09-17 2006-03-30 Fujitsu Ltd 光分波方法および光合波方法、並びに、それを用いた光伝送装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012195787A (ja) * 2011-03-16 2012-10-11 Fujitsu Ltd 光ネットワークシステム
JP2016072834A (ja) * 2014-09-30 2016-05-09 富士通株式会社 光伝送装置および光伝送システム

Also Published As

Publication number Publication date
JP4850288B2 (ja) 2012-01-11
US20150229399A1 (en) 2015-08-13
JPWO2009028042A1 (ja) 2010-11-25
US9042739B2 (en) 2015-05-26
US20100220998A1 (en) 2010-09-02

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