CN1771678A - 信号波形劣化补偿器 - Google Patents
信号波形劣化补偿器 Download PDFInfo
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- CN1771678A CN1771678A CN03826532.XA CN03826532A CN1771678A CN 1771678 A CN1771678 A CN 1771678A CN 03826532 A CN03826532 A CN 03826532A CN 1771678 A CN1771678 A CN 1771678A
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Classifications
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- 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
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- Physics & Mathematics (AREA)
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003149513A JP4468656B2 (ja) | 2003-05-27 | 2003-05-27 | 信号波形劣化補償器 |
JP149513/2003 | 2003-05-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1771678A true CN1771678A (zh) | 2006-05-10 |
CN100539472C CN100539472C (zh) | 2009-09-09 |
Family
ID=33487150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03826532.XA Expired - Fee Related CN100539472C (zh) | 2003-05-27 | 2003-12-16 | 信号波形劣化补偿器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7813655B2 (zh) |
EP (1) | EP1630982B1 (zh) |
JP (1) | JP4468656B2 (zh) |
CN (1) | CN100539472C (zh) |
AU (1) | AU2003289361A1 (zh) |
DE (1) | DE60332056D1 (zh) |
WO (1) | WO2004107610A1 (zh) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4468656B2 (ja) * | 2003-05-27 | 2010-05-26 | 株式会社日立製作所 | 信号波形劣化補償器 |
US20050191059A1 (en) * | 2004-01-12 | 2005-09-01 | Clariphy | Use of low-speed components in high-speed optical fiber transceivers |
EP1753160B1 (en) * | 2004-06-03 | 2016-08-10 | Nippon Telegraph And Telephone Corporation | Optical signal quality monitoring circuit and optical signal quality monitoring method |
JP4328724B2 (ja) * | 2005-01-17 | 2009-09-09 | 富士通株式会社 | 光波形測定装置および光波形測定方法 |
ES2258924B1 (es) * | 2005-02-21 | 2007-11-16 | Universitat Politecnica De Catalunya | Receptor para comunicaciones opticas con ecualizador no lineal. |
US7570889B2 (en) * | 2005-04-28 | 2009-08-04 | Lightwire, Inc. | Common electronic dispersion compensation arrangement for use with multiple optical communication channels |
US20090162068A1 (en) * | 2005-09-02 | 2009-06-25 | Nec Corporation | Polarization mode dispersion compensation circuit |
GB2446528B (en) * | 2005-09-27 | 2010-11-24 | Fujitsu Ltd | Optical signal multiplexing device and optical signal multiplexing method |
JP4620642B2 (ja) * | 2006-07-31 | 2011-01-26 | 富士通株式会社 | 多値変調受信装置 |
JP2008098975A (ja) * | 2006-10-12 | 2008-04-24 | Fujitsu Ltd | 受信装置、送信装置、受信方法および送信方法 |
WO2008065784A1 (fr) | 2006-11-30 | 2008-06-05 | Nec Corporation | Appareil de détermination de dispersion et système de compensation de dispersion automatique utilisant un tel appareil |
CN101207445A (zh) * | 2006-12-21 | 2008-06-25 | 华为技术有限公司 | 一种色散补偿方法和光纤传输系统 |
JP4648363B2 (ja) * | 2007-06-13 | 2011-03-09 | 株式会社日立製作所 | 光伝送装置および光伝送装置制御方法 |
JP4900481B2 (ja) * | 2007-07-02 | 2012-03-21 | 富士通株式会社 | 波長分割多重装置及び光信号の入力断の検出方法 |
WO2009054045A1 (ja) * | 2007-10-23 | 2009-04-30 | Fujitsu Limited | 光分散補償装置および光受信装置 |
JP2009152857A (ja) * | 2007-12-20 | 2009-07-09 | Fujitsu Ltd | 可変分散補償制御方法及び可変分散補償制御装置 |
JP5239594B2 (ja) | 2008-07-30 | 2013-07-17 | 富士通株式会社 | クリップ検出装置及び方法 |
JP5278001B2 (ja) | 2009-01-29 | 2013-09-04 | 富士通株式会社 | 光通信システムおよび光受信器 |
JP5298894B2 (ja) | 2009-01-30 | 2013-09-25 | 富士通株式会社 | 歪み補償装置,光受信装置及び光送受信システム |
JP4698746B2 (ja) * | 2009-04-23 | 2011-06-08 | 富士通株式会社 | 波長分散補償器 |
CN102763349B (zh) * | 2010-02-22 | 2016-04-13 | 三菱电机株式会社 | 光发送机 |
US8326153B2 (en) * | 2010-04-09 | 2012-12-04 | Oclaro (North America), Inc. | Tunable dispersion compensator configured for continuous setpoint control |
US8401403B2 (en) * | 2010-05-03 | 2013-03-19 | Ciena Corporation | Timing recovery in presence of optical impairments and optimization of equalization based on timing recovery moment strengths |
JP5678527B2 (ja) * | 2010-09-07 | 2015-03-04 | 日本電気株式会社 | 信号光モニタリング装置および信号光モニタリング方法 |
JP5644375B2 (ja) | 2010-10-28 | 2014-12-24 | 富士通株式会社 | 光伝送装置および光伝送システム |
WO2012104982A1 (ja) * | 2011-01-31 | 2012-08-09 | 富士通株式会社 | 光送信器および光信号送信方法 |
JP5658610B2 (ja) * | 2011-04-20 | 2015-01-28 | 日本電信電話株式会社 | 光ファイバ伝送システム及び光受信装置 |
US8750726B2 (en) * | 2011-08-16 | 2014-06-10 | Cisco Technology, Inc. | Histogram-based chromatic dispersion estimation |
JP5445603B2 (ja) * | 2012-03-09 | 2014-03-19 | 富士通株式会社 | 可変分散補償制御方法及び可変分散補償制御装置 |
KR101559521B1 (ko) | 2013-04-10 | 2015-10-14 | 한국과학기술원 | 소프트웨어 기반의 동기화된 진폭 히스토그램을 이용한 광신호의 품질 감시 방법 및 장치 |
JP6481557B2 (ja) * | 2015-08-03 | 2019-03-13 | 富士通株式会社 | 光受信装置及び信号処理方法 |
US10404397B2 (en) | 2015-12-23 | 2019-09-03 | Adva Optical Networking Se | Wavelength division multiplexed telecommunication system with automatic compensation of chromatic dispersion |
CN106921439A (zh) * | 2015-12-25 | 2017-07-04 | 青岛海信宽带多媒体技术有限公司 | 一种光模块 |
US10122460B2 (en) * | 2017-01-13 | 2018-11-06 | Adva Optical Networking Se | Method and apparatus for automatic compensation of chromatic dispersion |
US11601254B2 (en) * | 2020-09-18 | 2023-03-07 | Sony Semiconductor Solutions Corporation | Communication apparatus, communications system, and communication method |
JP7489886B2 (ja) | 2020-10-05 | 2024-05-24 | 富士通オプティカルコンポーネンツ株式会社 | 受信装置及び受信方法 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6081360A (en) * | 1997-08-20 | 2000-06-27 | Fujitsu Limited | Method and apparatus for optimizing dispersion in an optical fiber transmission line in accordance with an optical signal power level |
JP3649556B2 (ja) * | 1997-08-20 | 2005-05-18 | 富士通株式会社 | 波長分散制御のための方法と装置及び分散量検出方法 |
JPH1188260A (ja) * | 1997-09-09 | 1999-03-30 | Fujitsu Ltd | 光伝送路の分散補償装置 |
JPH11122173A (ja) * | 1997-10-20 | 1999-04-30 | Fujitsu Ltd | 波長分散による波形変化の検出及びその補償のための方法と装置 |
JP3288023B2 (ja) * | 1998-10-27 | 2002-06-04 | 日本電信電話株式会社 | 光伝送システム |
DE19905814A1 (de) * | 1999-02-12 | 2000-08-17 | Deutsche Telekom Ag | Verfahren zur Überwachung der Übertragungsqualität eines optischen Übertragungssystems, insbesondere eines optischen Wellenlängenmultiplexnetzes |
US6307988B1 (en) * | 1999-02-18 | 2001-10-23 | Lucent Technologies Inc. | Optical fiber communication system incorporating automatic dispersion compensation modules to compensate for temperature induced variations |
DE60022567T2 (de) * | 1999-04-01 | 2006-05-04 | Cisco Photonics Italy S.R.L. | Verfahren zur Rauschverminderung in in einem optischen Ferntelekommunikationssystem |
DE50002659D1 (de) * | 1999-06-28 | 2003-07-31 | Siemens Ag | Einrichtung zur detektion von polarisationsmodendispersion |
US6859268B2 (en) * | 2000-02-16 | 2005-02-22 | Massachusetts Institute Of Technology | Compensating polarization mode dispersion in fiber optic transmission systems |
US6603890B2 (en) * | 2000-03-06 | 2003-08-05 | University Of Southern California | Compensation for polarization-mode dispersion in multiple wavelength-division multiplexed channels without separate composition for each individual channel |
JP3910003B2 (ja) * | 2000-05-29 | 2007-04-25 | 富士通株式会社 | 光受信局、光通信システム及び分散制御方法 |
JP3798640B2 (ja) * | 2001-03-02 | 2006-07-19 | 富士通株式会社 | 受信装置及び受信信号の波形劣化補償方法並びに波形劣化検出装置及び方法並びに波形測定装置及び方法 |
US7079765B2 (en) * | 2001-03-07 | 2006-07-18 | Nippon Telegraph And Telephone Corporation | Optical wavelength division multiplex signal monitoring apparatus |
US7307569B2 (en) * | 2001-03-29 | 2007-12-11 | Quellan, Inc. | Increasing data throughput in optical fiber transmission systems |
DE60238602D1 (de) * | 2001-04-04 | 2011-01-27 | Quellan Inc | Verfahren und system zum decodieren von mehrpegelsignalen |
DE10132584B4 (de) * | 2001-07-05 | 2004-02-05 | Siemens Ag | Verfahren und Anordnung zur Ermittlung und Trennung von Einzelkanaleffekten bei der optischen Übertragung eines Wellenlängen-Multiplex(-WDM)-Signals |
US7200328B2 (en) * | 2001-07-13 | 2007-04-03 | Nippon Telegraph And Telephone Corporation | Method and system for determining origin of optical signal quality degradation |
JP3772132B2 (ja) * | 2001-07-13 | 2006-05-10 | 日本電信電話株式会社 | 光信号品質劣化要因監視方法および装置 |
US6907199B2 (en) * | 2001-12-31 | 2005-06-14 | 3M Innovative Properties Company | Method for polarization mode dispersion compensation |
JP3880906B2 (ja) | 2002-08-22 | 2007-02-14 | 富士通株式会社 | 波形劣化補償機能を有する受信装置 |
JP2004222252A (ja) * | 2002-12-24 | 2004-08-05 | Nec Corp | 光信号モニタ装置、及びその方法 |
JP2004222240A (ja) * | 2002-12-25 | 2004-08-05 | Nec Corp | 光信号監視方法、及び光信号監視装置 |
US6956917B2 (en) * | 2003-04-17 | 2005-10-18 | Finisar Corporation | Method and apparatus for reducing interference in an optical data stream using data-independent equalization |
JP4468656B2 (ja) * | 2003-05-27 | 2010-05-26 | 株式会社日立製作所 | 信号波形劣化補償器 |
-
2003
- 2003-05-27 JP JP2003149513A patent/JP4468656B2/ja not_active Expired - Fee Related
- 2003-12-16 EP EP03780788A patent/EP1630982B1/en not_active Expired - Fee Related
- 2003-12-16 US US10/557,613 patent/US7813655B2/en not_active Expired - Fee Related
- 2003-12-16 CN CN03826532.XA patent/CN100539472C/zh not_active Expired - Fee Related
- 2003-12-16 DE DE60332056T patent/DE60332056D1/de not_active Expired - Lifetime
- 2003-12-16 WO PCT/JP2003/016106 patent/WO2004107610A1/ja active Application Filing
- 2003-12-16 AU AU2003289361A patent/AU2003289361A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU2003289361A8 (en) | 2005-01-21 |
JP4468656B2 (ja) | 2010-05-26 |
US7813655B2 (en) | 2010-10-12 |
CN100539472C (zh) | 2009-09-09 |
AU2003289361A1 (en) | 2005-01-21 |
US20070065162A1 (en) | 2007-03-22 |
DE60332056D1 (de) | 2010-05-20 |
EP1630982A1 (en) | 2006-03-01 |
EP1630982A4 (en) | 2007-05-02 |
JP2004356742A (ja) | 2004-12-16 |
WO2004107610A1 (ja) | 2004-12-09 |
EP1630982B1 (en) | 2010-04-07 |
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Owner name: HITACHI CO., LTD. Free format text: FORMER OWNER: HITACHI COMMUNICATION TECHNOLOGIES LTD. Effective date: 20100323 |
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