KR970071036A - 광전송 시스템 - Google Patents

광전송 시스템 Download PDF

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Publication number
KR970071036A
KR970071036A KR1019960065188A KR19960065188A KR970071036A KR 970071036 A KR970071036 A KR 970071036A KR 1019960065188 A KR1019960065188 A KR 1019960065188A KR 19960065188 A KR19960065188 A KR 19960065188A KR 970071036 A KR970071036 A KR 970071036A
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KR
South Korea
Prior art keywords
dispersion
transmission system
optical transmission
chirping
dispersion compensator
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Application number
KR1019960065188A
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English (en)
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KR100249089B1 (ko
Inventor
아끼라 미야우찌
까즈오 야마네
유미꼬 가와사끼
사토루 오까노
Original Assignee
세끼자와 다다시
후지쓰 가부시끼가이샤
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.)
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Publication of KR970071036A publication Critical patent/KR970071036A/ko
Application granted granted Critical
Publication of KR100249089B1 publication Critical patent/KR100249089B1/ko

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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
    • H04B10/25—Arrangements specific to fibre transmission
    • 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
    • H04B10/2519—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using Bragg gratings
    • 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
    • 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
    • H04B10/25137—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using pulse shaping at the transmitter, e.g. pre-chirping or dispersion supported transmission [DST]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/25—Distortion or dispersion compensation
    • H04B2210/252—Distortion or dispersion compensation after the transmission line, i.e. post-compensation
    • 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

Abstract

전송기의 쳐핑변수 α는 신호광에 대해 양의 분산치를 갖는 SMF에 대해, 양의 값으로 설정한다. 분산 보상기는 수신측 뿐만 아니라 송신측에도 설치한다. 이로써 전송 섬유의 길이의 변화에도 불구하고 전송 특성을 최적화하기 위해 미리 준비하여 하는 분산 보상기의 수를 줄일 수 있다.

Description

광전송 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 본 발명에 따른 광전송 시스템의 블럭도.

Claims (9)

  1. 송신측과 수신측 간에 설치하고, 송신측에서 수신측으로 전송하는 광신호의 파장에 대해 양의 분산치를 갖는 광 섬유와, 송신측 및 수신측 중의 적어도 어느 하나에 상기 광섬유와 직렬로 접속하고, 전송하는 광신호의 파장에 대해 음의 분산치를 갖는 분산 보상기와, 송신측에서 광신호에 양의 쳐핑을 인가하는 쳐핑수단으로 된 광전송 시스템.
  2. 제1항에 있어서, 상기 쳐핑수단에서의 쳐핑변수 α는 2이하인 것이 특징인 광전송 시스템.
  3. 제2항에 있어서, 상기 쳐핑변수 α는 대략 1인 것이 특징인 광전송 시스템.
  4. 제2항에 있어서, 상기 쳐핑변수 α는 상기 광섬유의 길이에 따라 가변인 것이 특징인 광전송 시스템.
  5. 제1항에 있어서, 상기 분산 보상기는 송신측에 고정적으로 접속된 송신기측 분산 보상기와, 수신측에 접속된 수신측 분산 보상기를 포함하며, 상기 수신측 분산 보상기는 상기 광 섬유의 길이에 따라 다른 분산치를 갖는 복수의 분산 보상기 중에서 선택하는 것이 특징인 광전송 시스템.
  6. 제1항에 있어서, 상기 분산 보상기는 분산 보상 섬유인 것이 특징인 광전송 시스템.
  7. 제1항에 있어서, 상기 분산 보상기는 화이버 격자형 분산 등화기인 것이 특징인 광전송 시스템.
  8. 제1항에 있어서, 상기 분산 보상기는 도파관형 분산 등화기인 것이 특징인 광전송 시스템.
  9. 제1항에 있어서, 상기 분상 등화기는 공진기형 분산 등화기인 것이 특징인 광전송 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960065188A 1996-04-19 1996-12-13 광전송 시스템 KR100249089B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP96-098704 1996-04-19
JP09870496A JP3522044B2 (ja) 1996-04-19 1996-04-19 光伝送システム

Publications (2)

Publication Number Publication Date
KR970071036A true KR970071036A (ko) 1997-11-07
KR100249089B1 KR100249089B1 (ko) 2000-03-15

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Family Applications (1)

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KR1019960065188A KR100249089B1 (ko) 1996-04-19 1996-12-13 광전송 시스템

Country Status (5)

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US (1) US5877881A (ko)
EP (1) EP0802642B1 (ko)
JP (1) JP3522044B2 (ko)
KR (1) KR100249089B1 (ko)
DE (1) DE69635156T2 (ko)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3522044B2 (ja) * 1996-04-19 2004-04-26 富士通株式会社 光伝送システム
FR2759516B1 (fr) * 1997-02-10 1999-03-26 Alsthom Cge Alcatel Procede et dispositif de regeneration en ligne d'un signal transmis par solitons multiplexes en longueur d'onde et systeme de telecommunications optiques comprenant un tel dispositif de regeneration
JP3748652B2 (ja) 1997-02-27 2006-02-22 富士通株式会社 インラインアンプを用いた光伝送システム
JPH10242909A (ja) 1997-02-27 1998-09-11 Fujitsu Ltd 光伝送システム
JPH1188260A (ja) * 1997-09-09 1999-03-30 Fujitsu Ltd 光伝送路の分散補償装置
JP3770711B2 (ja) 1997-09-11 2006-04-26 富士通株式会社 タイミング信号生成装置及び方法
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
EP0932268B1 (en) * 1998-01-27 2006-08-16 Matsushita Electric Industrial Co., Ltd. FM signal optical transmission apparatus
US6915075B1 (en) * 1998-02-24 2005-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Protection of WDM-channels
US6496300B2 (en) 1998-02-27 2002-12-17 Fujitsu Limited Optical amplifier
US6441955B1 (en) * 1998-02-27 2002-08-27 Fujitsu Limited Light wavelength-multiplexing systems
JPH11266200A (ja) 1998-03-18 1999-09-28 Fujitsu Ltd 光ファイバ通信のための方法並びに該方法の実施に使用される装置及びシステム
US6456411B1 (en) 1998-03-30 2002-09-24 Fujitsu Limited Method of setting signal wavelength in optical transmission system
AU6158899A (en) * 1998-09-21 2000-04-10 Corning Incorporated Wavelength division multiplexing systems
JP2000236297A (ja) 1999-02-16 2000-08-29 Fujitsu Ltd 分散補償が適用される光伝送のための方法及びシステム
JP3567782B2 (ja) 1999-03-09 2004-09-22 Ｋｄｄｉ株式会社 分散補償光伝送路及びシステム
US6430346B1 (en) 1999-09-03 2002-08-06 Corning Incorporated Negative dispersion single mode waveguide fiber
MXPA02002476A (es) * 1999-09-07 2002-08-20 Corning Inc Senales con chirrido positivo en sistemas opticos de comunicacion.
JP3464424B2 (ja) * 1999-09-24 2003-11-10 富士通株式会社 波長分散の補償方法および光伝送システム
JP2001094510A (ja) 1999-09-24 2001-04-06 Ddi Corp 光伝送システム、光伝送路及び光送信装置
US6768822B1 (en) * 2000-04-28 2004-07-27 Nortel Networks Limited Chromatic dispersion compensation
JP2002232355A (ja) * 2001-01-31 2002-08-16 Kddi Submarine Cable Systems Inc 光ファイバ伝送路
JP2002280959A (ja) * 2001-03-16 2002-09-27 Kddi Submarine Cable Systems Inc 分散補償光伝送路及び光伝送システム
US7577366B2 (en) * 2002-01-07 2009-08-18 Fujitsu Limited Selectable dispersion enhancement
US20030185573A1 (en) * 2002-03-28 2003-10-02 Fells Julian A. Optical transmission systems
US20030185500A1 (en) * 2002-03-28 2003-10-02 Fells Julian A. Optical transmission systems
US20030235215A1 (en) * 2002-03-28 2003-12-25 Carrel John Robert Apparatus and method for aggregation and transportation for plesiosynchronous framing oriented data formats
WO2003084082A2 (en) * 2002-03-29 2003-10-09 Celion Networks, Inc. Distributed terminal optical transmission system
US7164692B2 (en) 2002-04-08 2007-01-16 Jeffrey Lloyd Cox Apparatus and method for transmitting 10 Gigabit Ethernet LAN signals over a transport system
US6965738B2 (en) * 2002-04-16 2005-11-15 Eiselt Michael H Chromatic dispersion compensation system and method
JP2003318825A (ja) 2002-04-19 2003-11-07 Fujitsu Ltd 光アッド・ドロップ多重機能を有する光通信システムにおける分散補償方法
AU2003241308A1 (en) * 2002-04-22 2003-11-03 Celion Networks, Inc. Automated optical transport system
US6847678B2 (en) * 2002-04-25 2005-01-25 Raytheon Company Adaptive air interface waveform
US7460296B2 (en) * 2002-04-30 2008-12-02 Pivotal Decisions Llc Compensation for spectral power tilt from scattering
US7593637B2 (en) * 2002-04-30 2009-09-22 Angela Chiu Optical transport system architecture for remote terminal connectivity
US8494372B2 (en) 2002-04-30 2013-07-23 Pivotal Decisions Llc Apparatus and method for optimizing optical and electrical filtering of optical signals
US7206516B2 (en) 2002-04-30 2007-04-17 Pivotal Decisions Llc Apparatus and method for measuring the dispersion of a fiber span
US7711271B2 (en) * 2002-04-30 2010-05-04 Eiselt Michael H Wave division multiplexed optical transport system utilizing optical circulators to isolate an optical service channel
US20050226630A1 (en) * 2003-06-03 2005-10-13 Celion Networks Inc. Optical bypass method and architecture
US7460745B2 (en) * 2002-06-04 2008-12-02 Pivotal Decisions Llc Configurable dispersion compensation trimmer
US7440164B2 (en) * 2002-06-04 2008-10-21 Pivotal Decisions Llc Apparatus and method for Raman gain spectral control
US7924496B2 (en) * 2002-06-04 2011-04-12 Pivotal Decisions Llc Apparatus and method for Raman gain control
US7729617B2 (en) 2002-06-04 2010-06-01 Samir Satish Sheth Flexible, dense line card architecture
US6920277B2 (en) 2002-06-04 2005-07-19 Marvin R. Young Optical bypass method and architecture
US20040042067A1 (en) * 2002-06-04 2004-03-04 Eiselt Michael H. Apparatus and method for duplex optical transport using a co-directional optical amplifier
US7603042B2 (en) * 2002-06-04 2009-10-13 Eiselt Michael H Apparatus and method for optimum decision threshold setting
US7421207B2 (en) * 2002-12-13 2008-09-02 Pivotal Decisions Llc Single fiber duplex optical transport
US7782778B2 (en) * 2002-12-24 2010-08-24 Samir Satish Sheth Apparatus and method for fibre channel distance extension embedded within an optical transport system
US7656905B2 (en) 2002-12-24 2010-02-02 Samir Sheth Apparatus and method for aggregation and transportation of gigabit ethernet and other packet based data formats
FR2854750A1 (fr) * 2003-05-07 2004-11-12 France Telecom Compensation de dispersion chromatique dans un systeme optiue a transmission bidirectionnelles
US6898347B2 (en) * 2003-05-30 2005-05-24 Intel Corporation Monitoring power in optical networks
WO2004112285A1 (en) * 2003-06-13 2004-12-23 Matsushita Electric Industrial Co., Ltd. System, device, and method for radio frequency optical transmission
US7254342B2 (en) * 2003-10-29 2007-08-07 Fujitsu Limited Method and system for transmitting information in an optical communication system with low signal distortion
JP4872319B2 (ja) * 2005-11-18 2012-02-08 日本電気株式会社 光信号送受信システム、光波長多重伝送システム、光送受信装置、および光波長多重伝送方法
US7266257B1 (en) * 2006-07-12 2007-09-04 Lucent Technologies Inc. Reducing crosstalk in free-space optical communications
US7693425B2 (en) * 2007-01-11 2010-04-06 Fujitsu Limited Method and system for compensating for optical dispersion in an optical signal in a hybrid optical network
JP5181770B2 (ja) * 2008-03-27 2013-04-10 富士通株式会社 光伝送システム
WO2010026894A1 (ja) * 2008-09-03 2010-03-11 日本電気株式会社 光信号伝送システム、送信器、受信器、光信号伝送方法
ES2364935B2 (es) * 2010-01-29 2012-02-14 Universidad Politécnica de Madrid Método y sistema para la transmisión de pulsos ópticos a través de medios dispersivos.
US9778193B2 (en) * 2013-08-22 2017-10-03 Kinetic River Corp. Methods and apparatuses for label-free particle analysis
CN106130644B (zh) * 2016-07-20 2018-04-03 上海交通大学 基于色散过补偿的频域均衡方法
US20230084066A1 (en) * 2021-09-14 2023-03-16 Huawei Technologies Co., Ltd. System and method for dispersion compensation in fibered optical communication paths

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2011954C (en) * 1989-03-14 1994-02-22 Hiroshi Hamano Optical modulator
JP2848942B2 (ja) * 1990-10-02 1999-01-20 富士通株式会社 光送信装置
DE69127840T2 (de) * 1990-03-01 1998-03-05 Fujitsu Ltd Optischer Sender
FR2681202B1 (fr) * 1991-09-06 1993-11-12 Alcatel Cit Liaison de communication optique avec correction d'effets non lineaires, et procede de traitement d'un signal optique.
FR2685835A1 (fr) * 1991-12-31 1993-07-02 France Telecom Systeme de transmission tres longue distance sur fibre optique a compensation des distorsions a la reception.
US5361319A (en) * 1992-02-04 1994-11-01 Corning Incorporated Dispersion compensating devices and systems
US5303079A (en) * 1992-04-09 1994-04-12 At&T Bell Laboratories Tunable chirp, lightwave modulator for dispersion compensation
JP2760233B2 (ja) * 1992-09-29 1998-05-28 住友電気工業株式会社 光通信装置
FR2700901B1 (fr) * 1993-01-28 1995-02-24 Alcatel Nv Système et procédé de transmission à solitons.
JP3269713B2 (ja) * 1993-09-03 2002-04-02 株式会社日立製作所 光伝送システム
JPH08288904A (ja) * 1995-04-11 1996-11-01 Nippon Telegr & Teleph Corp <Ntt> 光パルス伝送方式
JP3522044B2 (ja) * 1996-04-19 2004-04-26 富士通株式会社 光伝送システム
JP2000357992A (ja) * 1999-06-16 2000-12-26 Nec Corp 光伝送路及び光伝送システム
JP2002164846A (ja) * 2000-11-28 2002-06-07 Nec Corp 光伝送システム
JP4741118B2 (ja) * 2001-08-20 2011-08-03 株式会社日立製作所 光伝送システム、波長多重器、および、波長多重伝送システムの分散補償方法
JP2003348021A (ja) * 2002-05-28 2003-12-05 Sumitomo Electric Ind Ltd 光送信器および光通信システム

Also Published As

Publication number Publication date
DE69635156T2 (de) 2006-06-29
KR100249089B1 (ko) 2000-03-15
EP0802642A2 (en) 1997-10-22
EP0802642B1 (en) 2005-09-07
US5877881A (en) 1999-03-02
DE69635156D1 (de) 2005-10-13
EP0802642A3 (en) 2000-05-03
JP3522044B2 (ja) 2004-04-26
JPH09284218A (ja) 1997-10-31

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