AU2001274825A1 - Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal - Google Patents

Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal

Info

Publication number
AU2001274825A1
AU2001274825A1 AU2001274825A AU7482501A AU2001274825A1 AU 2001274825 A1 AU2001274825 A1 AU 2001274825A1 AU 2001274825 A AU2001274825 A AU 2001274825A AU 7482501 A AU7482501 A AU 7482501A AU 2001274825 A1 AU2001274825 A1 AU 2001274825A1
Authority
AU
Australia
Prior art keywords
maintaining
power
pilot tone
determined ratio
optical signal
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.)
Abandoned
Application number
AU2001274825A
Other languages
English (en)
Inventor
Stuart Brorson
John Carrick
Eric Frankfort
Paul Talmadge
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.)
Coriant Operations Inc
Original Assignee
Tellabs Operations 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 Tellabs Operations Inc filed Critical Tellabs Operations Inc
Publication of AU2001274825A1 publication Critical patent/AU2001274825A1/en
Abandoned 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
    • H04B10/0775—Performance monitoring and measurement of transmission parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/07—Monitoring an optical transmission system using a supervisory signal
    • H04B2210/075—Monitoring an optical transmission system using a supervisory signal using a pilot tone

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
AU2001274825A 2000-05-10 2001-05-09 Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal Abandoned AU2001274825A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09567576 2000-05-10
US09/567,576 US6931214B1 (en) 2000-05-10 2000-05-10 Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal
PCT/US2001/015093 WO2001086838A2 (fr) 2000-05-10 2001-05-09 Procede et appareil permettant de maintenir un rapport predetermine d'une puissance de tonalite pilote et d'une puissance de sortie optique moyenne d'un signal optique

Publications (1)

Publication Number Publication Date
AU2001274825A1 true AU2001274825A1 (en) 2001-11-20

Family

ID=24267728

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001274825A Abandoned AU2001274825A1 (en) 2000-05-10 2001-05-09 Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal

Country Status (4)

Country Link
US (2) US6931214B1 (fr)
AU (1) AU2001274825A1 (fr)
CA (1) CA2409551C (fr)
WO (1) WO2001086838A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6931214B1 (en) * 2000-05-10 2005-08-16 Tellabs Operations, Inc. Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal
US7027685B2 (en) * 2003-08-20 2006-04-11 The Boeing Company Apparatus and method for fiber optic link with built-in test
GB2417333B (en) * 2004-08-13 2008-07-16 Bookham Technology Plc Automatic bias controller for an optical modulator
US7761011B2 (en) * 2005-02-23 2010-07-20 Kg Technology Associates, Inc. Optical fiber communication link
FR2893718A1 (fr) * 2005-11-24 2007-05-25 Alcatel Sa Dispositif de commutation optique entre des lignes optiques amont et aval, a adjonction de signature de noeud pour le suivi des chemins optiques de connexion
US7639001B2 (en) 2006-01-17 2009-12-29 The Boeing Company Built-in test for high speed electrical networks
FR2901937B1 (fr) * 2006-05-30 2008-08-01 Alcatel Sa Systeme de transmission optique avec ajustement de gain
CN102904635B (zh) * 2012-10-25 2015-08-12 中兴通讯股份有限公司 一种光信噪比检测的方法、系统和设备
US10205534B2 (en) * 2017-01-10 2019-02-12 Huawei Technologies Co., Ltd. Systems and methods for network signaling

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5161044A (en) 1989-07-11 1992-11-03 Harmonic Lightwaves, Inc. Optical transmitters linearized by means of parametric feedback
JPH0834454B2 (ja) 1990-03-01 1996-03-29 国際電信電話株式会社 光中継器の監視方式
US5343324A (en) 1991-11-15 1994-08-30 Amoco Corporation Bias control and method for electro-optic modulators
US5321543A (en) 1992-10-20 1994-06-14 General Instrument Corporation Apparatus and method for linearizing an external optical modulator
DE4316811A1 (de) * 1993-05-19 1994-11-24 Philips Patentverwaltung Optisches Übertragungssystem mit einer Laserdiode
US5402433A (en) * 1994-01-05 1995-03-28 Alcatel Network Systems, Inc. Apparatus and method for laser bias and modulation control
US5513029A (en) 1994-06-16 1996-04-30 Northern Telecom Limited Method and apparatus for monitoring performance of optical transmission systems
US5532867A (en) 1995-06-06 1996-07-02 Hughes Aircraft Company Bias stabilization circuit and method for a linearized directional coupler modulator
US5809049A (en) * 1996-12-19 1998-09-15 Lucent Technologies Inc. Method and apparatus for monitoring the RF drive circuit of a linear laser transmitter
US6128111A (en) * 1996-12-19 2000-10-03 Nortel Networks Corporation Monitoring of nonlinear effects
US5850409A (en) 1997-03-21 1998-12-15 Maxim Integrated Products, Inc. Laser modulation control method and apparatus
US6122302A (en) * 1997-12-10 2000-09-19 Harmonic Inc. Automatic compensation of CNR and OMI in a laser transmitter
JP3858451B2 (ja) * 1998-06-03 2006-12-13 Ｋｄｄｉ株式会社 制御信号重畳装置
US6931214B1 (en) * 2000-05-10 2005-08-16 Tellabs Operations, Inc. Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signal

Also Published As

Publication number Publication date
WO2001086838A3 (fr) 2002-06-13
US6931214B1 (en) 2005-08-16
WO2001086838A2 (fr) 2001-11-15
US20050286890A1 (en) 2005-12-29
CA2409551A1 (fr) 2001-11-15
US7110682B2 (en) 2006-09-19
CA2409551C (fr) 2009-02-03

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