IL141740A - Method and system for handling optical signals - Google Patents

Method and system for handling optical signals

Info

Publication number
IL141740A
IL141740A IL14174001A IL14174001A IL141740A IL 141740 A IL141740 A IL 141740A IL 14174001 A IL14174001 A IL 14174001A IL 14174001 A IL14174001 A IL 14174001A IL 141740 A IL141740 A IL 141740A
Authority
IL
Israel
Prior art keywords
optical signals
handling optical
signals
handling
optical
Prior art date
Application number
IL14174001A
Other languages
English (en)
Other versions
IL141740A0 (en
Inventor
Uri Mahlab
Mark Raymond Zaacks
Yaron Mintz
Original Assignee
Eci Telecom 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 Eci Telecom Ltd filed Critical Eci Telecom Ltd
Priority to IL14174001A priority Critical patent/IL141740A/xx
Priority to AT02712216T priority patent/ATE522035T1/de
Priority to PCT/IL2002/000114 priority patent/WO2002071670A2/fr
Priority to US10/469,575 priority patent/US7280768B2/en
Priority to EP02712216A priority patent/EP1364478B1/fr
Publication of IL141740A0 publication Critical patent/IL141740A0/xx
Publication of IL141740A publication Critical patent/IL141740A/xx

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
    • H04B10/079—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
    • H04B10/07953—Monitoring or measuring OSNR, BER or Q
    • 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
    • H04B10/0799—Monitoring line transmitter or line receiver equipment
    • 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
    • H04B10/50—Transmitters
    • H04B10/564—Power control
    • 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
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/25—Distortion or dispersion compensation
    • H04B2210/254—Distortion or dispersion compensation before the transmission line, i.e. pre-compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Dc Digital Transmission (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
IL14174001A 2001-03-01 2001-03-01 Method and system for handling optical signals IL141740A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IL14174001A IL141740A (en) 2001-03-01 2001-03-01 Method and system for handling optical signals
AT02712216T ATE522035T1 (de) 2001-03-01 2002-02-14 Verfahren und system zur verarbeitung von optischen signalen
PCT/IL2002/000114 WO2002071670A2 (fr) 2001-03-01 2002-02-14 Procede et systeme de manipulation de signaux optiques
US10/469,575 US7280768B2 (en) 2001-03-01 2002-02-14 Method and system for handling optical signals
EP02712216A EP1364478B1 (fr) 2001-03-01 2002-02-14 Procede et systeme de manipulation de signaux optiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL14174001A IL141740A (en) 2001-03-01 2001-03-01 Method and system for handling optical signals

Publications (2)

Publication Number Publication Date
IL141740A0 IL141740A0 (en) 2002-03-10
IL141740A true IL141740A (en) 2005-12-18

Family

ID=11075189

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14174001A IL141740A (en) 2001-03-01 2001-03-01 Method and system for handling optical signals

Country Status (5)

Country Link
US (1) US7280768B2 (fr)
EP (1) EP1364478B1 (fr)
AT (1) ATE522035T1 (fr)
IL (1) IL141740A (fr)
WO (1) WO2002071670A2 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
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AU2003222969A1 (en) 2002-04-12 2003-10-27 Azea Networks Limited Transmission system
US7149424B2 (en) * 2002-08-22 2006-12-12 Siemens Communications, Inc. Method and device for evaluating and improving the quality of transmission of a telecommunications signal through an optical fiber
FR2849971A1 (fr) * 2003-01-10 2004-07-16 Cit Alcatel Controle dynamique du niveau de degradation de signaux optiques dans un reseau de communication optique de type transparent
US20040218919A1 (en) * 2003-04-30 2004-11-04 Lucent Technologies Inc. Method and apparatus for Q-factor monitoring using forward error correction coding
GB2406237B (en) 2003-09-20 2007-08-08 Agilent Technologies Inc An electro-optical communication system
US7609981B2 (en) * 2005-09-07 2009-10-27 Alcatel-Lucent Usa Inc. Deliberate signal degradation for optimizing receiver control loops
DE102005060256A1 (de) 2005-12-16 2007-06-21 Deutsche Telekom Ag Verfahren und Vorrichtung zur kanalangepassten Signalübertragung in optischen Netzen
US8761610B2 (en) * 2006-01-10 2014-06-24 Ciena Corporation Methods and systems for the performance analysis of fiber optic networks
US8712883B1 (en) * 2006-06-12 2014-04-29 Roxbeam Media Network Corporation System and method for dynamic quality-of-service-based billing in a peer-to-peer network
EP2251999B1 (fr) 2009-05-13 2013-08-28 ADVA Optical Networking SE Procédé de transmission de données et réseau de transmission d'un signal optique numérique sur des liens et des réseaux de transmission optique
US8707137B2 (en) * 2009-09-14 2014-04-22 Celtro Ltd. Company Adapting bit error rate to a target quality of service
FR2955002B1 (fr) 2010-01-06 2011-12-23 Alcatel Lucent Procede de gestion de la transmission de signaux optiques
US20110193854A1 (en) * 2010-02-11 2011-08-11 Apple Inc. Synchronous bus driving method
US9088368B2 (en) 2013-01-03 2015-07-21 Mellanox Technologies, Ltd. Methods and devices for active optical cable calibration
US9485017B2 (en) * 2014-05-14 2016-11-01 Deutsche Telekom Ag Monitoring of optical performance in an optical data transmission network
US10070206B2 (en) * 2014-12-30 2018-09-04 Infinera Corporation Reduction of wavelength selective switch (WSS) filter-based impairment using differentiated channel modulation formats
EP3379743B1 (fr) * 2016-02-18 2020-01-08 Huawei Technologies Co., Ltd. Procédé et dispositif de réglage de longueur d'onde
JP2017147662A (ja) * 2016-02-18 2017-08-24 株式会社オートネットワーク技術研究所 中継装置
WO2017178431A1 (fr) * 2016-04-11 2017-10-19 British Telecommunications Public Limited Company Communications optiques
US11239919B2 (en) * 2018-12-20 2022-02-01 Acacia Communications, Inc. Side channel communication for an optical coherent transceiver
JP7277705B2 (ja) * 2019-01-11 2023-05-19 富士通株式会社 伝送装置、制御装置、及び伝送方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5802502A (en) * 1993-05-24 1998-09-01 British Telecommunications Public Limited Company System for selective communication connection based on transaction pricing signals
JP3373332B2 (ja) * 1995-05-26 2003-02-04 Ｋｄｄｉ株式会社 プリエンファシス方式光波長多重通信方法および装置
US6040933A (en) * 1997-12-19 2000-03-21 Nortel Networks Corporation Method and apparatus for channel equalization in wavelength division multiplexed systems
US6115157A (en) * 1997-12-24 2000-09-05 Nortel Networks Corporation Methods for equalizing WDM systems
US6694104B1 (en) * 1998-03-04 2004-02-17 Massachusetts Institute Of Technology Variable-rate communication system with optimal filtering
JP3230482B2 (ja) * 1998-03-13 2001-11-19 日本電気株式会社 適応等化器
CA2326750C (fr) * 1998-04-03 2010-03-16 Telefonaktiebolaget Lm Ericsson Acces et allocation de ressources radio flexibles dans un systeme universel de telecommunications mobiles (sutm)
US6433904B1 (en) 1999-07-27 2002-08-13 Sycamore Networks, Inc. Method and apparatus for improving transmission performance over wavelength division multiplexed optical communication links using forward error correction coding
US6728217B1 (en) * 1999-08-17 2004-04-27 Ericsson Inc. System and method for modifying the data rate for data calls in a cellular network
US6996075B2 (en) * 2000-12-14 2006-02-07 Pulse-Link, Inc. Pre-testing and certification of multiple access codes

Also Published As

Publication number Publication date
IL141740A0 (en) 2002-03-10
US20040076430A1 (en) 2004-04-22
WO2002071670A3 (fr) 2002-12-27
EP1364478B1 (fr) 2011-08-24
WO2002071670A2 (fr) 2002-09-12
US7280768B2 (en) 2007-10-09
EP1364478A2 (fr) 2003-11-26
ATE522035T1 (de) 2011-09-15

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees