DE60305431D1 - Verfahren und Vorrichtung zur Kanalleistungsüberwachung in dichte WDM optische Netzwerke - Google Patents

Verfahren und Vorrichtung zur Kanalleistungsüberwachung in dichte WDM optische Netzwerke

Info

Publication number
DE60305431D1
DE60305431D1 DE60305431T DE60305431T DE60305431D1 DE 60305431 D1 DE60305431 D1 DE 60305431D1 DE 60305431 T DE60305431 T DE 60305431T DE 60305431 T DE60305431 T DE 60305431T DE 60305431 D1 DE60305431 D1 DE 60305431D1
Authority
DE
Germany
Prior art keywords
power monitoring
channel power
wdm optical
optical networks
dense wdm
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 - Fee Related
Application number
DE60305431T
Other languages
English (en)
Other versions
DE60305431T2 (de
Inventor
Yu Xu
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.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
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 Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of DE60305431D1 publication Critical patent/DE60305431D1/de
Application granted granted Critical
Publication of DE60305431T2 publication Critical patent/DE60305431T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DE60305431T 2003-02-01 2003-02-01 Verfahren und Vorrichtung zur Kanalleistungsüberwachung in dichte WDM optische Netzwerke Expired - Fee Related DE60305431T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03250655A EP1443685B1 (de) 2003-02-01 2003-02-01 Verfahren und Vorrichtung zur Kanalleistungsüberwachung in dichte WDM optische Netzwerke

Publications (2)

Publication Number Publication Date
DE60305431D1 true DE60305431D1 (de) 2006-06-29
DE60305431T2 DE60305431T2 (de) 2006-09-28

Family

ID=32605405

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60305431T Expired - Fee Related DE60305431T2 (de) 2003-02-01 2003-02-01 Verfahren und Vorrichtung zur Kanalleistungsüberwachung in dichte WDM optische Netzwerke

Country Status (5)

Country Link
US (1) US20040161242A1 (de)
EP (1) EP1443685B1 (de)
JP (1) JP2004343692A (de)
CN (1) CN1520068A (de)
DE (1) DE60305431T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6816260B2 (en) * 2001-05-17 2004-11-09 Thorlabs Gmbh Fiber polarimeter, the use thereof, as well as polarimetric method
US7495765B2 (en) * 2001-05-17 2009-02-24 Thorlabs Gmbh Fiber polarimeter, the use thereof, as well as polarimetric method
US20140209795A1 (en) * 2006-02-22 2014-07-31 Optoplex Corporation High resolution fast tunable filter using a tunable comb filter
US7385754B2 (en) * 2006-03-06 2008-06-10 Redc Optical Networks Inc. Efficient wavelength referencing in a combined optical amplifier-optical channel monitor apparatus
US7796683B2 (en) * 2006-09-28 2010-09-14 Broadcom Corporation RF transceiver with power optimization
US7769256B2 (en) * 2007-04-13 2010-08-03 Futurewei Technologies, Inc. Method and system for performance monitor for digital optical DWDM networks
US20090123154A1 (en) * 2007-11-14 2009-05-14 Alcatel Lucent Detecting presence of rogue onu
US7692793B2 (en) * 2007-11-29 2010-04-06 Oclaro North America Inc. Analyzing tunable optical filters using tunable source
US8213807B1 (en) * 2008-07-17 2012-07-03 Lockheed Martin Corporation Tunable photonic channelizer
CN101346009B (zh) * 2008-08-18 2011-05-11 中兴通讯股份有限公司 一种自动交换光网络的性能统计方法及其系统
KR101646289B1 (ko) * 2008-08-21 2016-08-05 니스티카, 인코포레이티드 광 신호 모니터링 방법 및 광 장치
US20100142956A1 (en) * 2008-12-08 2010-06-10 Tellabs Operation, Inc. Method and Apparatus for Reshaping a Channel Signal
CN101931471B (zh) 2009-06-23 2013-08-07 华为海洋网络有限公司 一种监控光纤线路状态的方法、中继器和海缆系统
US9337923B2 (en) * 2011-10-18 2016-05-10 Nec Corporation Optical spectral shaping for nonlinearity enhancement in high speed digital coherent optical transmissions
JP6484935B2 (ja) * 2014-06-19 2019-03-20 日本電気株式会社 マルチキャリア光伝送システム、光受信器、およびマルチキャリア光伝送方法
US9515727B2 (en) * 2015-03-05 2016-12-06 Fujitsu Limited In-band optical signal-to-noise ratio monitor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2272590B (en) * 1992-11-17 1996-06-19 Northern Telecom Ltd Optical communications system
FR2761164B1 (fr) * 1997-03-20 1999-04-16 Commissariat Energie Atomique Dispositif de demultiplexage des raies spectrales contenues dans un spectre optique
US6256428B1 (en) * 1999-02-19 2001-07-03 Corning Incorporated Cascading of tunable optical filter elements
US6262822B1 (en) * 1998-05-13 2001-07-17 Jds Fitel Inc. Circuit for monitoring optical signals
IL141657A0 (en) * 1998-08-28 2002-03-10 E Tek Electrophotonics Solutio Method and apparatus for optical performance monitoring in wavelength division multiplexed fiber optical systems
US6473210B1 (en) * 1999-08-20 2002-10-29 Anritsu Company Method for measuring the performance of broadband dense wavelength division multiplexer (DWDM) using non-linear iterative algorithm
US6396051B1 (en) * 2000-06-07 2002-05-28 Sycamore Networks, Inc. High resolution optical performance monitor for DWDM system
US20030113114A1 (en) * 2001-12-18 2003-06-19 Blazo Stephen Frank Wavelength calibration system using out of band gas cell lines

Also Published As

Publication number Publication date
EP1443685A1 (de) 2004-08-04
EP1443685B1 (de) 2006-05-24
US20040161242A1 (en) 2004-08-19
CN1520068A (zh) 2004-08-11
DE60305431T2 (de) 2006-09-28
JP2004343692A (ja) 2004-12-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8339 Ceased/non-payment of the annual fee