DE602004012339D1 - Technik zur Leistungsregelung in optischen Netzwerken - Google Patents
Technik zur Leistungsregelung in optischen NetzwerkenInfo
- Publication number
- DE602004012339D1 DE602004012339D1 DE602004012339T DE602004012339T DE602004012339D1 DE 602004012339 D1 DE602004012339 D1 DE 602004012339D1 DE 602004012339 T DE602004012339 T DE 602004012339T DE 602004012339 T DE602004012339 T DE 602004012339T DE 602004012339 D1 DE602004012339 D1 DE 602004012339D1
- Authority
- DE
- Germany
- Prior art keywords
- optical
- technology
- power
- loss
- power regulation
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title abstract 6
- 239000013307 optical fiber Substances 0.000 abstract 2
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
- H04B10/29—Repeaters
- H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
- H04B10/293—Signal power control
- H04B10/2933—Signal power control considering the whole optical path
- H04B10/2935—Signal power control considering the whole optical path with a cascade of amplifiers
-
- 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
- H04B10/0771—Fault location on the transmission path
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL153941A IL153941A (en) | 2003-01-14 | 2003-01-14 | Technique for power control in optical networks |
IL15394103 | 2003-01-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE602004012339D1 true DE602004012339D1 (de) | 2008-04-24 |
DE602004012339T2 DE602004012339T2 (de) | 2009-03-12 |
Family
ID=29798443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004012339T Expired - Lifetime DE602004012339T2 (de) | 2003-01-14 | 2004-01-08 | Technik zur Leistungsregelung in optischen Netzwerken |
Country Status (5)
Country | Link |
---|---|
US (1) | US7242864B2 (de) |
EP (1) | EP1439646B1 (de) |
AT (1) | ATE389266T1 (de) |
DE (1) | DE602004012339T2 (de) |
IL (1) | IL153941A (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL150347A (en) * | 2002-06-20 | 2008-07-08 | Eci Telecom Ltd | Method and system for span optical power control |
US20060127086A1 (en) * | 2004-12-10 | 2006-06-15 | Ciena Corporation | Suppression of power transients in optically amplified links |
US8373926B2 (en) | 2004-12-10 | 2013-02-12 | Ciena Corporation | Differentiation of power and channel count changes in optically amplified links |
EP1856825A2 (de) * | 2005-03-07 | 2007-11-21 | Nettest North America, Inc. | Testvorrichtung für den verlust eines passiven optischen nerzwerks und verwendungsverfahren dafür |
US8761610B2 (en) * | 2006-01-10 | 2014-06-24 | Ciena Corporation | Methods and systems for the performance analysis of fiber optic networks |
JP4699924B2 (ja) * | 2006-03-16 | 2011-06-15 | 富士通株式会社 | 光特性を測定する方法およびシステム |
US8995053B2 (en) * | 2006-12-28 | 2015-03-31 | Alcatel Lucent | Positive optical amplifier power transient suppression |
US8280257B2 (en) * | 2007-03-23 | 2012-10-02 | Ciena Corporation | Systems and methods for side-lobe compensation in reconfigurable optical add-drop multiplexers |
CN101364845B (zh) * | 2007-08-08 | 2012-05-23 | 华为技术有限公司 | 一种波分网络中光功率调整的方法及系统 |
CN101621175A (zh) * | 2009-06-23 | 2010-01-06 | 中兴通讯股份有限公司 | 一种具有色散补偿功能的光纤放大器及方法 |
US8620156B2 (en) * | 2010-09-21 | 2013-12-31 | Adva Optical Networking Se | Method and apparatus for performing an automatic power adjustment for an optical signal |
JP5724431B2 (ja) * | 2011-02-16 | 2015-05-27 | 日本電気株式会社 | スパンロスモニタシステム及びスパンロスモニタ方法 |
JP5906870B2 (ja) * | 2012-03-23 | 2016-04-20 | 富士通株式会社 | 光パワーモニタ |
JP5994508B2 (ja) * | 2012-09-18 | 2016-09-21 | 富士通株式会社 | 送信装置、通信システム、及び送信レベルの制御方法 |
US9252913B2 (en) | 2013-05-06 | 2016-02-02 | Ciena Corporation | Systems and methods for optical dark section conditioning |
EP3061200B1 (de) * | 2013-10-24 | 2019-06-12 | Telefonaktiebolaget LM Ericsson (publ) | Verfahren zum wechseln der betriebsart eines optischen verstärkers in einer verstärkerkette, optische vorrichtung und optisches netzwerk |
US10608773B2 (en) | 2016-09-13 | 2020-03-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Optical transceiver and method of controlling optical powers of optical channels |
US10491324B2 (en) | 2017-09-29 | 2019-11-26 | Ciena Corporation | Virtualized sections for sectional control of optical links |
CN115913383A (zh) * | 2021-08-05 | 2023-04-04 | 中兴通讯股份有限公司 | 光复用段功率调节方法、系统和网络设备 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10229386A (ja) * | 1997-02-17 | 1998-08-25 | Nec Corp | 光ファイバアンプとこれを用いた光通信システム |
SE9703000D0 (sv) | 1997-10-21 | 1997-08-20 | Ericsson Telefon Ab L M | Optical amplifier control |
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 |
US6504630B1 (en) * | 1998-12-04 | 2003-01-07 | Lucent Technologies Inc. | Automatic power shut-down arrangement for optical line systems |
US6275329B1 (en) * | 1999-05-10 | 2001-08-14 | Oni Systems Corp. | Method and apparatus for amplification of an optical signal |
US6922532B2 (en) * | 2000-12-07 | 2005-07-26 | Frederic Simard | Optical performance monitoring for D/WDM networks |
US6339663B1 (en) * | 2000-12-22 | 2002-01-15 | Seneca Networks, Inc. | Bidirectional WDM optical communication system with bidirectional optical service channels |
WO2002091027A2 (en) * | 2001-05-09 | 2002-11-14 | Ciena Corporation | Method and system for controlling amplifier power in an optical communications network having add/drop capability |
IL145262A0 (en) | 2001-09-04 | 2002-06-30 | Lightscape Networks Ltd | Method and system for channel count and power control in optical networks |
JP3999629B2 (ja) * | 2002-10-22 | 2007-10-31 | 富士通株式会社 | 波長多重光伝送システムおよびその中継局 |
-
2003
- 2003-01-14 IL IL153941A patent/IL153941A/en not_active IP Right Cessation
-
2004
- 2004-01-08 DE DE602004012339T patent/DE602004012339T2/de not_active Expired - Lifetime
- 2004-01-08 EP EP04075062A patent/EP1439646B1/de not_active Expired - Lifetime
- 2004-01-08 AT AT04075062T patent/ATE389266T1/de not_active IP Right Cessation
- 2004-01-14 US US10/756,495 patent/US7242864B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP1439646B1 (de) | 2008-03-12 |
EP1439646A3 (de) | 2005-12-14 |
EP1439646A2 (de) | 2004-07-21 |
DE602004012339T2 (de) | 2009-03-12 |
US20040146306A1 (en) | 2004-07-29 |
IL153941A0 (en) | 2003-07-31 |
US7242864B2 (en) | 2007-07-10 |
ATE389266T1 (de) | 2008-03-15 |
IL153941A (en) | 2008-06-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE602004012339D1 (de) | Technik zur Leistungsregelung in optischen Netzwerken | |
JP2787820B2 (ja) | 波長多重光通信システム及びそこで用いられる光増幅装置 | |
EP1560304A3 (de) | Optischer Verstärker mit Kontrollfunktionen des Pumplichts, und optisches Übertragungssystem das diesen Verstärker verwendet | |
EP1033834A3 (de) | Optischer Verstärker und Optisches Übertragungssystem für Wellenlängenmultiplexübertragung | |
CA2228227A1 (en) | Dynamic gain control system for optical amplifier and method thereof | |
CA2078482A1 (en) | Optical transmission system equalizer | |
BR9807355A (pt) | Dispositivo amplificador óptico, rede de fibra óptica, e, processo para amplificar sinais luminosos viajando em um enlace de transmissão óptico | |
ATE485643T1 (de) | Optische übertragung zwischen einem zentralen endgerät und mehreren client-endgeräten über ein optisches netzwerk | |
DE60307417D1 (de) | Dreistufiger Faserverstärker mit transienter, automatischer Kontrolle der Verstärkung oder Signalhöhe und Detektion der Eingangssignalhöhe | |
DE60220668D1 (de) | Verfahren zur adaptiven Rückkopplungssteuerung der Farbzerstreuungskompensation | |
CN1357180A (zh) | 具有与功率有关反馈的光放大器 | |
EP1385280A3 (de) | Ramanverstärker | |
IL150347A0 (en) | Method and system for span optical power control | |
ATE322776T1 (de) | Übertragungssteuerung und -verfahren zum kanalausgleich in einem wellenlängen-multiplex- system | |
ATE514242T1 (de) | Optisches übertragungssystem und optischer filteraufbau für unterwasseranwendung | |
WO2003017439A3 (en) | Optical power transient control scheme for edfa amplifiers | |
WO2003032534A3 (en) | Dynamic optical spectral control scheme for optical amplifier sites | |
WO2001001611A3 (en) | Optical amplifier system and optical network having flattened gain and constant per channel output power | |
EP1932257A4 (de) | Vorrichtung und verfahren zur adaptiven justierung und leistungsüberwachung eines optischen avalanche-fotodiodenempfängers und lasersenders für faserstrecken-fernverbindungsanwendungen | |
RU2008142932A (ru) | Способ регулирования оосш в волоконно-оптической линии передачи данных с использованием рамановского усиления | |
JP2006174073A (ja) | 波形歪み補償装置、波形歪み補償システムおよび波形歪み補償方法 | |
DE60304143D1 (de) | Ramanverstärker mit Verstärkungsregelung | |
ATE464712T1 (de) | Verfahren zur optimierung der optischen verstärkung in einem optischen netzwerk | |
ATE512512T1 (de) | Optisches schleifen-netzwerk mit ase- lichtrezirkulation und strecken- und netzwerk- überlegbarkeits-steuersystem | |
EP1408634A3 (de) | Zweistufiger Verstärker |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |