ATE267487T1 - Verfahren zur anpassung von zeitverzögerungen und vorrichtung zur synchronisierung von kanälen in einem wdm system - Google Patents
Verfahren zur anpassung von zeitverzögerungen und vorrichtung zur synchronisierung von kanälen in einem wdm systemInfo
- Publication number
- ATE267487T1 ATE267487T1 AT01440015T AT01440015T ATE267487T1 AT E267487 T1 ATE267487 T1 AT E267487T1 AT 01440015 T AT01440015 T AT 01440015T AT 01440015 T AT01440015 T AT 01440015T AT E267487 T1 ATE267487 T1 AT E267487T1
- Authority
- AT
- Austria
- Prior art keywords
- time delays
- wdm system
- adjusting time
- photodetector
- synchronizing channels
- Prior art date
Links
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
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
- H04B10/299—Signal waveform processing, e.g. reshaping or retiming
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/25077—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion using soliton propagation
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0307—Multiplexers; Demultiplexers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2210/00—Indexing scheme relating to optical transmission systems
- H04B2210/25—Distortion or dispersion compensation
- H04B2210/258—Distortion or dispersion compensation treating each wavelength or wavelength band separately
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01440015A EP1233567B1 (de) | 2001-01-25 | 2001-01-25 | Verfahren zur Anpassung von Zeitverzögerungen und Vorrichtung zur Synchronisierung von Kanälen in einem WDM System |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE267487T1 true ATE267487T1 (de) | 2004-06-15 |
Family
ID=8183177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01440015T ATE267487T1 (de) | 2001-01-25 | 2001-01-25 | Verfahren zur anpassung von zeitverzögerungen und vorrichtung zur synchronisierung von kanälen in einem wdm system |
Country Status (5)
Country | Link |
---|---|
US (1) | US7187869B2 (de) |
EP (1) | EP1233567B1 (de) |
JP (1) | JP2002281000A (de) |
AT (1) | ATE267487T1 (de) |
DE (1) | DE60103359T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1568166A1 (de) | 2002-12-02 | 2005-08-31 | Ekinops | Verfahren zur synchronen, faseroptischen ferndatenübertragung |
US7603045B2 (en) * | 2003-08-28 | 2009-10-13 | Fujitsu Limited | Method and system for automatic feedback control for fine tuning a delay interferometer |
US7623798B1 (en) * | 2005-10-04 | 2009-11-24 | Sprint Communications Company L.P. | Polarization mode dispersion mitigation of multiple optical communication channels |
US8073333B2 (en) * | 2007-11-16 | 2011-12-06 | Alcatel Lucent | Multiplex delay unit |
US7945165B2 (en) * | 2007-11-16 | 2011-05-17 | Alcatel-Lucent Usa Inc. | Optical signal synchronizer |
US8260142B2 (en) * | 2009-06-29 | 2012-09-04 | Alcatel Lucent | Multi-channel optical arrayed time buffer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2273838B (en) * | 1992-12-23 | 1996-09-11 | Northern Telecom Ltd | Optical pulse retiming and reshaping circuit |
FR2706710B1 (fr) | 1993-06-18 | 1995-09-08 | Devaux Fabrice | Dispositif pour la remise en forme d'un train d'impulsions optiques et dispositif pour la récupération d'un signal périodique synchronisé sur un train d'impulsions optiques modulées. |
JP3396270B2 (ja) * | 1993-08-10 | 2003-04-14 | 富士通株式会社 | 光分散補償方式 |
WO1997044929A1 (en) * | 1996-05-22 | 1997-11-27 | British Telecommunications Public Limited Company | Optical synchronisation arrangement |
US5809184A (en) * | 1996-10-15 | 1998-09-15 | Doerr; Christopher Richard | Polarization diversity waveguide grating receiver |
US6016374A (en) * | 1997-11-04 | 2000-01-18 | Lucent Technologies Inc. | Optical fiber communications system with adaptive data equalizer |
FR2774832B1 (fr) * | 1998-02-12 | 2000-08-04 | Alsthom Cge Alcatel | Procede et dispositif de resynchronisation de signaux optiques |
-
2001
- 2001-01-25 AT AT01440015T patent/ATE267487T1/de not_active IP Right Cessation
- 2001-01-25 EP EP01440015A patent/EP1233567B1/de not_active Expired - Lifetime
- 2001-01-25 DE DE60103359T patent/DE60103359T2/de not_active Expired - Lifetime
- 2001-12-28 US US10/028,919 patent/US7187869B2/en not_active Expired - Lifetime
-
2002
- 2002-01-18 JP JP2002009593A patent/JP2002281000A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US20020097464A1 (en) | 2002-07-25 |
US7187869B2 (en) | 2007-03-06 |
EP1233567A1 (de) | 2002-08-21 |
DE60103359D1 (de) | 2004-06-24 |
DE60103359T2 (de) | 2004-09-23 |
JP2002281000A (ja) | 2002-09-27 |
EP1233567B1 (de) | 2004-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |