DE69834787D1 - Verfahren und Vorrichtung zur automatischen Kompensation der Polarisationsmodendispersion erster Ordnung - Google Patents

Verfahren und Vorrichtung zur automatischen Kompensation der Polarisationsmodendispersion erster Ordnung

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Publication number
DE69834787D1
DE69834787D1 DE69834787T DE69834787T DE69834787D1 DE 69834787 D1 DE69834787 D1 DE 69834787D1 DE 69834787 T DE69834787 T DE 69834787T DE 69834787 T DE69834787 T DE 69834787T DE 69834787 D1 DE69834787 D1 DE 69834787D1
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Germany
Prior art keywords
polarization mode
mode dispersion
automatic compensation
order polarization
order
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
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DE69834787T
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English (en)
Other versions
DE69834787T2 (de
Inventor
Daniel A Fishman
David L Wilson
Fred Ludwig Heismann
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Nokia of America Corp
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Lucent Technologies Inc
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Publication date
Application filed by Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE69834787D1 publication Critical patent/DE69834787D1/de
Application granted granted Critical
Publication of DE69834787T2 publication Critical patent/DE69834787T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2569—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to polarisation mode dispersion [PMD]

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE69834787T 1997-09-16 1998-09-08 Verfahren und Vorrichtung zur automatischen Kompensation der Polarisationsmodendispersion erster Ordnung Expired - Lifetime DE69834787T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US931553 1997-09-16
US08/931,553 US5930414A (en) 1997-09-16 1997-09-16 Method and apparatus for automatic compensation of first-order polarization mode dispersion (PMD)

Publications (2)

Publication Number Publication Date
DE69834787D1 true DE69834787D1 (de) 2006-07-20
DE69834787T2 DE69834787T2 (de) 2007-05-16

Family

ID=25460962

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69834787T Expired - Lifetime DE69834787T2 (de) 1997-09-16 1998-09-08 Verfahren und Vorrichtung zur automatischen Kompensation der Polarisationsmodendispersion erster Ordnung

Country Status (8)

Country Link
US (1) US5930414A (de)
EP (1) EP0909045B1 (de)
JP (1) JP3466486B2 (de)
KR (1) KR19990029764A (de)
CN (1) CN1211744A (de)
CA (1) CA2245303C (de)
DE (1) DE69834787T2 (de)
NO (1) NO322264B1 (de)

Families Citing this family (166)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5745623A (en) * 1995-08-17 1998-04-28 Kabushiki Kaisha Topcon Laser system for surveying
FR2758029B1 (fr) * 1996-12-30 1999-01-29 Alsthom Cge Alcatel Dispositif de compensation de la dispersion de polarisation dans un systeme de transmission optique
US6604871B2 (en) * 1997-09-19 2003-08-12 Siemens Information And Communications Networks, Inc. Method and apparatus for compensating for polarization mode dispersion (PMD) using a Mach-Zender interferometer
DE69839581D1 (de) 1997-11-28 2008-07-17 Fujitsu Ltd Verfahren zur messung der polarisationsmoden-dispertion und vorrichtung und verfahren zur regelung der dispersion
US6609841B1 (en) * 1998-03-30 2003-08-26 Seagate Technology Llc Low noise optical storage system based on an optical polarimetric delay line
US6574015B1 (en) * 1998-05-19 2003-06-03 Seagate Technology Llc Optical depolarizer
US6292598B1 (en) 1998-11-04 2001-09-18 Corvis Corporation Optical transmission apparatuses, methods, and systems
US6529305B1 (en) 1998-11-04 2003-03-04 Corvis Corporation Optical transmission apparatuses, methods, and systems
US6118566A (en) 1998-11-04 2000-09-12 Corvis Corporation Optical upconverter apparatuses, methods, and systems
US6404520B1 (en) * 1998-12-21 2002-06-11 Mci Worldcom, Inc. Fault isolation of an optical link by correlating PMD events with other measurements
US6396606B1 (en) * 1998-12-24 2002-05-28 Worldcom, Inc. Method of avoiding excessive polarization mode dispersion in an optical communications link
US6104515A (en) * 1999-02-01 2000-08-15 Otera Corporation Method and apparatus for providing high-order polarization mode dispersion compensation using temporal imaging
DE19904137A1 (de) * 1999-02-03 2000-08-10 Deutsche Telekom Ag Reduktion der Verzerrung von optischen Impulsen durch die Polarisationsmodendispersion in optischen Übertragungssystemen
US6493116B1 (en) * 1999-02-09 2002-12-10 Mci Worldcom, Inc. PMD characterization across multiple optical channels of an optical link
US6185345B1 (en) * 1999-03-18 2001-02-06 Qtera Corporation Ultra-stable optical wavelength division multiplexer/demultiplexer
FR2791835B1 (fr) * 1999-03-31 2001-06-29 Cit Alcatel Dispositif et procede de compensation de la dispersion de polarisation dans un systeme de transmission optique
DE19928937A1 (de) * 1999-06-24 2000-12-28 Siemens Ag Verfahren zur Polarisationsmodendispersion-Kompensation und Polarisationsmodendispersion-Kompensator
CN100417049C (zh) * 1999-06-28 2008-09-03 诺基亚西门子通信有限责任两合公司 检测偏振模式色散的装置
US6421153B1 (en) * 1999-07-01 2002-07-16 Worldcom, Inc. Device and method for determining PMD independent of SOP
US6674972B1 (en) * 1999-09-01 2004-01-06 At&T Corp. Methods and systems for polarization mode dispersion compensation
US7203423B1 (en) * 1999-09-01 2007-04-10 At&T Corp. Methods and systems for polarization mode dispersion compensation
US6658215B1 (en) * 1999-09-24 2003-12-02 Fitel Usa Corp. Arrangement for mitigating first order and second-order polarization mode dispersion in optical fiber communication systems
US6266457B1 (en) * 1999-10-05 2001-07-24 Mci Worldcom, Inc. System and method for differential group delay compensation
AU1937501A (en) * 1999-11-30 2001-06-12 University Of Southern California Polarization-mode dispersion emulator
US6330375B1 (en) * 1999-12-16 2001-12-11 Lucent Technologies Inc. Distortion analyzer for compensation apparatus of first order polarization mode dispersion (PMD)
US6417948B1 (en) * 1999-12-24 2002-07-09 Corning Incorporated Variable delay device for an optical component such as a polarization mode dispersion compensator
FR2803460B1 (fr) 1999-12-30 2002-03-29 Cit Alcatel Dispositif de compensation de la dispersion de polarisation dans un systeme de transmission optique
US20020015547A1 (en) * 2000-01-07 2002-02-07 Patel Jay S. Compact multi-channel polarization mode dispersion compensator
JP2001203637A (ja) * 2000-01-19 2001-07-27 Mitsubishi Electric Corp 波長多重光伝送システム
US6459830B1 (en) * 2000-02-08 2002-10-01 Sprint Communications Company L.P. Method and apparatus to compensate for polarization mode dispersion
DE10006239B4 (de) * 2000-02-11 2010-08-05 Nokia Siemens Networks Gmbh & Co.Kg Verfahren zur Charakterisierung von Polarisationstransformatoren
US6859268B2 (en) 2000-02-16 2005-02-22 Massachusetts Institute Of Technology Compensating polarization mode dispersion in fiber optic transmission systems
US6567167B1 (en) * 2000-02-16 2003-05-20 Massachusetts Institute Of Technology Compensating polarization mode dispersion in fiber optic transmission system
US6556732B1 (en) 2000-06-07 2003-04-29 Corning Incorporated All fiber polarization mode dispersion compensator
US6583903B1 (en) * 2000-03-02 2003-06-24 Worldcom, Inc. Method and system for controlling polarization mode dispersion
US20010028760A1 (en) * 2000-03-03 2001-10-11 Yaffe Henry H. Methods and apparatus for compensating chromatic and polarization mode dispersion
WO2001067644A1 (en) * 2000-03-06 2001-09-13 University Of Southern California Compensation for polarization-mode dispersion in multiple wavelength-division multiplexed channels
US6483958B2 (en) * 2000-05-06 2002-11-19 Tektronix Munich PMD compensator
DE10033820A1 (de) * 2000-07-12 2002-02-07 Adalbert Bandemer Emulator für PMD 2.ter Ordnung
WO2001093465A1 (en) * 2000-05-31 2001-12-06 Corning Incorporated Tapped delay line diffractive array for sensing polarization mode dispersion
US6661937B2 (en) * 2000-06-07 2003-12-09 Corning, Incorporated Fiber squeezing device
US6801721B1 (en) * 2000-06-13 2004-10-05 Lucent Technologies Inc. Polarization mode dispersion compensator for optical fiber communication systems
DE60035862T2 (de) 2000-07-06 2008-04-24 Alcatel Lucent Kompensation der Polarisationsmodendispersion
JP4582874B2 (ja) 2000-07-13 2010-11-17 富士通株式会社 偏波モード分散補償方法および偏波モード分散補償装置
DE10049784A1 (de) * 2000-10-09 2002-05-16 Adalbert Bandemer Anordnung zur Kompensation PMD-bedingter Verzerrungen in optischen Transmissionssystemen und insbesondere Transmissionsfasern
US20020012487A1 (en) * 2000-07-31 2002-01-31 Yafo Networks, Inc. Polarization mode dispersion generator
JP4592887B2 (ja) * 2000-08-07 2010-12-08 富士通株式会社 波長分散を補償する方法及びシステム
WO2002019001A2 (en) * 2000-09-01 2002-03-07 University Of Southern California Compensation and control of both first-order and higher-order polarization-mode dispersion
EP1329047A1 (de) * 2000-09-26 2003-07-23 Celight, Inc. System und verfahren zur optischen kodemultiplexkommunikation
US6778782B1 (en) * 2000-09-27 2004-08-17 Nortel Networks Limited Dispersion compensation
WO2002032021A2 (de) * 2000-10-09 2002-04-18 Reinhold Noe Anordnung und verfahren für eine optische informationsübertragung
US6487341B1 (en) 2000-10-13 2002-11-26 Agere Systems Guardian Corp Multi-material structure with reduced polarization dependent loss and method therefor
US7106979B1 (en) * 2000-10-27 2006-09-12 Ciena Corporation Polarization mode dispersion compensating apparatus, system, and method
US6768875B1 (en) * 2000-12-01 2004-07-27 At&T Corp. Polarization mode dispersion compensation
US6867918B2 (en) 2000-12-07 2005-03-15 Jay N. Damask Methods and apparatus for generation and control of coherent polarization mode dispersion
US6891674B2 (en) * 2000-12-07 2005-05-10 Yafo Networks, Inc. Methods and apparatus for frequency shifting polarization mode dispersion spectra
US6856459B1 (en) * 2000-12-22 2005-02-15 Cheetah Omni, Llc Apparatus and method for controlling polarization of an optical signal
US6483957B1 (en) 2001-01-29 2002-11-19 3M Innovative Properties Company MEMS-based polarization mode dispersion compensator
ITMI20010443A1 (it) * 2001-03-02 2002-09-02 Marconi Comm Spa Metodo e apparati per la rilevazione e compensazione di parametri della pmd in segnali trasmessi lungo collegamenti a fibre ottiche e sistem
ITMI20010442A1 (it) * 2001-03-02 2002-09-02 Marconi Comm Spa Sistema di comunicazione ottica e apparato per la compensazione o emulazione degli effetti della pmd
US6847484B2 (en) * 2001-03-15 2005-01-25 Jay N. Damask Methods and apparatus for generating polarization mode dispersion
US6707977B2 (en) * 2001-03-15 2004-03-16 Corning Incorporated All fiber polarization mode dispersion compensator
EP1371158A1 (de) * 2001-03-19 2003-12-17 Terapulse, Inc. Kompensation der polarisationsmodendispersion in optischen transmissionsmedien
DE10121025A1 (de) * 2001-04-28 2002-10-31 Alcatel Sa Schnell adaptierender PMD-Kompensator
US6816260B2 (en) * 2001-05-17 2004-11-09 Thorlabs Gmbh Fiber polarimeter, the use thereof, as well as polarimetric method
US7495765B2 (en) * 2001-05-17 2009-02-24 Thorlabs Gmbh Fiber polarimeter, the use thereof, as well as polarimetric method
US7224911B2 (en) * 2001-06-07 2007-05-29 Jds Uniphase Corporation Adaptive distortion compensation in optical fiber communication networks
WO2003003104A1 (fr) 2001-06-29 2003-01-09 Mitsubishi Denki Kabushiki Kaisha Dispositif de compensation de dispersion de polarisation
EP1279999A1 (de) * 2001-07-23 2003-01-29 Corning Incorporated Polarisationsunabhängiger optischer Dämpfungsregler
EP1412808B1 (de) * 2001-08-03 2013-07-10 Google, Inc. Polarisationsregelung
JP2003057457A (ja) * 2001-08-08 2003-02-26 Nippon Telegr & Teleph Corp <Ntt> 光フィルタ
WO2003016844A1 (en) * 2001-08-14 2003-02-27 Terapulse, Inc. Apparatus and methods for polarization measurements
CN1543720A (zh) * 2001-08-16 2004-11-03 ����ɭ�绰�ɷ����޹�˾ 光放大器
US20030039012A1 (en) * 2001-08-21 2003-02-27 Pezzaniti Joseph L. Communication system and method to avoid laser-pulse broadening by multi-path effects
WO2003021821A1 (en) * 2001-08-31 2003-03-13 Fujitsu Limited Polarization mode dispersion compensator
DE10144357C2 (de) * 2001-09-10 2003-08-21 Siemens Ag Regelkonzept für einen mehrstufigen Polarisationsmodendispersions-Kompensator
DE10147227B4 (de) * 2001-09-14 2013-09-05 Finisar Corp. Optisches Filter und Verfahren zur optischen Filterung
US6856724B2 (en) * 2001-09-25 2005-02-15 Siemens Aktiengesellschaft Compensation system for adaptive equalization of an optical signal
DE10147169A1 (de) * 2001-09-25 2003-04-30 Siemens Ag Anordnung zur Kompensation von Verzerrungen optischer Signale
DE10147063A1 (de) * 2001-09-25 2003-04-24 Siemens Ag Kompensationsanordnung zur adaptiven Entzerrung eines optischen Signals
JP2005531937A (ja) * 2001-09-27 2005-10-20 テラパルス， インコーポレイテッド 光伝送媒体における伝送ひずみのより高次の補償を行うための方法と装置
EP1306987A1 (de) * 2001-10-23 2003-05-02 Pro Forma Alfa Spektrometer
WO2003036826A1 (en) * 2001-10-23 2003-05-01 Pro Forma Alfa Spectrometer
US7016567B2 (en) * 2001-12-31 2006-03-21 3M Innovative Properties Company System for higher-order dispersion compensation including a delay line
US7013063B2 (en) * 2001-12-31 2006-03-14 3M Innovative Properties Company System for higher-order dispersion compensation including phase modulation
US6748126B2 (en) * 2001-12-31 2004-06-08 3M Innovative Properties Company System for polarization mode dispersion compensation
US6907199B2 (en) * 2001-12-31 2005-06-14 3M Innovative Properties Company Method for polarization mode dispersion compensation
US6724972B2 (en) 2001-12-31 2004-04-20 3M Innovative Properties Company Silicate waveguide compositions for extended L-band and S-band amplification
US7062123B2 (en) * 2001-12-31 2006-06-13 3M Innovative Properties Company System for higher-order dispersion compensation
US6829409B2 (en) * 2001-12-31 2004-12-07 3M Innovative Properties Company Method for higher-order dispersion compensation
US6784416B2 (en) * 2001-12-31 2004-08-31 3M Innovative Properties Company Polarization transformer and polarization mode dispersion compensator
DE50200697D1 (de) * 2002-01-08 2004-09-02 Alcatel Sa Variable optische Verzögerungsleitung und Verwendung der variablen optischen Verzögerungsleitung
DE10202142A1 (de) * 2002-01-21 2003-07-31 Siemens Ag Anordnung und Verfahren zum Bereitstellen der Übertragungskapazität auf einer Datenübertragungsstrecke
US7227686B1 (en) 2002-01-22 2007-06-05 General Photonics Corporation Tunable PMD emulators and compensators
KR100442067B1 (ko) * 2002-01-31 2004-07-30 주식회사 럭스퍼트 편광분산 보상방법
US7068896B1 (en) 2002-02-07 2006-06-27 Northwestern University Method and system for the controlled production of polarization mode dispersion
JP3829112B2 (ja) * 2002-02-19 2006-10-04 三菱電機株式会社 偏波モード分散補償装置
KR100407824B1 (ko) 2002-02-21 2003-12-01 한국전자통신연구원 전송광섬유에서 발생하는 편광모드분산을 보상하는 방법및 장치
ITTO20020169A1 (it) * 2002-02-28 2003-08-28 Telecom Italia Lab Spa Apparato per compensare gli effetti di dispersione di polarizzazione e metodo corrispondente.
US20030231390A1 (en) * 2002-03-15 2003-12-18 Wein Steven J. Athermal delay line
EP1349300B1 (de) * 2002-03-28 2006-03-08 Alcatel Empfangseinrichtung für gestörte optische Signale mit Erzeugung eines Rückkopplungssignals durch Korrelation, und Verfahren zum Erzeugen eines solchen Rückkopplungssignals
WO2003087741A1 (en) * 2002-04-10 2003-10-23 Terapulse, Inc. Optical signal-to-noise monitor having increased coherence
US7142788B2 (en) 2002-04-16 2006-11-28 Corvis Corporation Optical communications systems, devices, and methods
US7403717B2 (en) * 2002-04-18 2008-07-22 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for first-order polarization mode dispersion compensation
DE60221364T2 (de) * 2002-05-29 2007-11-29 Alcatel Lucent Polarisationsmodendispersionkompensator
US7133619B2 (en) * 2002-07-10 2006-11-07 Hon Hai Precision Ind. Co., Ltd. Polarization mode dispersion compensation module
KR100430995B1 (ko) * 2002-08-09 2004-05-20 삼성전자주식회사 포토닉 크리스탈 구조를 이용한 편광모드분산 보상장치
JP4053389B2 (ja) * 2002-09-19 2008-02-27 富士通株式会社 光信号対雑音比のモニタ方法およびそれを用いた光伝送システム
US7362977B2 (en) * 2002-09-30 2008-04-22 Lucent Technologies Inc. Method for reduction of non-linear intra-channel distortions
US6778715B2 (en) * 2002-11-06 2004-08-17 Fitel U.S.A. Corp. Optical fiber-based device with tunable birefringence
KR100528966B1 (ko) * 2002-12-10 2005-11-15 한국전자통신연구원 주 편광상태 제어와 군 지연차 제어를 분리하여 처리하는편광모드분산 보상기 및 보상방법
KR100483023B1 (ko) * 2002-12-24 2005-04-15 한국전자통신연구원 광전송 시스템의 편광 모드 분산 보상 장치 및 그 보상 방법
JP3983766B2 (ja) * 2003-01-10 2007-09-26 富士通株式会社 秘匿性を有する光通信システムおよび光通信方法
GB2399220B (en) 2003-03-06 2005-07-13 Toshiba Res Europ Ltd Photonic quantum information system using unpolarised light
US7391977B2 (en) 2003-03-12 2008-06-24 General Photonics Corporation Monitoring mechanisms for optical systems
DE10318212A1 (de) * 2003-04-22 2004-12-02 Siemens Ag Anordnung zur Ermittlung und Kompensation von dispersionsbedingten Effekten eines optischen Datensignals
US7366414B2 (en) * 2003-04-24 2008-04-29 Sunrise Telecom Incorporated Method and apparatus utilizing tunable differential group delay
US7796894B1 (en) 2003-07-30 2010-09-14 General Photonics Corporation Reduction of noise and polarization mode dispersion (PMD) based on optical polarization stabilizer in fiber transmission
US7010180B2 (en) * 2003-07-31 2006-03-07 Lucent Technologies Inc. System and method for multi-channel mitigation of PMD/PDL/PDG
KR100590759B1 (ko) * 2003-10-29 2006-06-15 한국전자통신연구원 광신호 감시장치 및 방법
CN1295894C (zh) * 2003-11-18 2007-01-17 北京邮电大学 自适应偏振模色散补偿中的反馈控制模块
KR100563492B1 (ko) 2003-12-17 2006-03-27 한국전자통신연구원 실시간 자동적응 편광모드분산 보상 장치
US7580639B2 (en) * 2003-12-29 2009-08-25 Verizon Business Global Llc Characterization and control of optical dispersion compensating element
US7292322B2 (en) * 2003-12-29 2007-11-06 At&T Corp. Method for increasing accuracy of measurement of mean polarization mode dispersion
KR100605928B1 (ko) 2004-02-04 2006-08-01 삼성전자주식회사 편광 모드 분산 제어 방법과 그를 이용한 광통신 시스템
JP2005260370A (ja) 2004-03-09 2005-09-22 Fujitsu Ltd 光信号劣化補償器
ITMI20040446A1 (it) * 2004-03-09 2004-06-09 Marconi Comm Spa Sistema metodo e apparato per la compensazione della pmd e contemporanea demultiplazione di coppie di segnali multiplati ion polarizzazione
US7174107B2 (en) * 2004-04-15 2007-02-06 At&T Corp. Method and apparatus for measuring frequency-resolved states of polarization of a working optical channel using polarization-scrambled heterodyning
US7471751B2 (en) * 2004-06-17 2008-12-30 Vitesse Semiconductor Corporation Power and area efficient adaptive equalization
JP4167630B2 (ja) * 2004-07-09 2008-10-15 富士通株式会社 光波長多重伝送システムにおける偏波モード分散補償装置および方法
DE102005036297A1 (de) * 2005-08-02 2007-02-15 Siemens Ag Verfahren und Anordnung zur Polarisationsmodemdispersions-Kompensation
US7429983B2 (en) 2005-11-01 2008-09-30 Cheetah Omni, Llc Packet-based digital display system
BRPI0620739A2 (pt) * 2005-12-29 2011-11-22 Ericsson Telecomunicacoes Sa sistema de transmissão óptico e método de mitigar a dispersão do modo de polarização em um sistema de transmissão óptico
DE102006002300A1 (de) * 2006-01-11 2007-07-19 Hochschule Zittau/Görlitz (FH) Verfahren und Transformations-Schaltungsanordnung zur Rotations-Zerlegung einer unitären Transformationsmatrix für die Überführung optischer Netzwerke in Diagonalform
JP2008092123A (ja) * 2006-09-29 2008-04-17 Fujitsu Ltd １次偏波モード分散の補償方法および補償器、並びに、それを用いた光伝送システム
US7454092B2 (en) 2006-10-24 2008-11-18 Kailight Photonics, Inc. Systems and methods for polarization mode dispersion mitigation
US7995918B2 (en) * 2006-10-31 2011-08-09 Alcatel Lucent Polarization mode dispersion monitoring and fault correlation
JP4738315B2 (ja) * 2006-11-02 2011-08-03 富士通株式会社 光信号処理装置、光信号伝送システム及び光信号処理方法
US20080175597A1 (en) * 2007-01-24 2008-07-24 Oki Electric Industry Co., Ltd. Optical clock signal regeneration device
US7796895B2 (en) * 2007-01-26 2010-09-14 Bti Systems Inc. Method and system for dynamic dispersion compensation
US7952711B1 (en) 2007-03-26 2011-05-31 General Photonics Corporation Waveplate analyzer based on multiple tunable optical polarization rotators
WO2008149027A2 (fr) * 2007-05-21 2008-12-11 France Telecom Mesure automatique du retard de groupe differentiel d'une liaison par fibre optique
US7889995B2 (en) 2007-08-27 2011-02-15 Bti Systems Inc. In-service optical dispersion determining system and method
US8422882B1 (en) 2008-02-04 2013-04-16 General Photonics Corporation Monitoring polarization-mode dispersion and signal-to-noise ratio in optical signals based on polarization analysis
US9020365B2 (en) * 2008-04-08 2015-04-28 Tellabs Operations, Inc. Method and apparatus for compensating for polarization mode dispersion (PMD)
US8374510B2 (en) * 2008-05-13 2013-02-12 Tellabs Operations, Inc. Method and apparatus for polarization stabilization in optical receivers with complex modulation formats
US8005360B2 (en) 2008-08-05 2011-08-23 Alcatel Lucent PMDC feedback signal for alternate polarization DPSK system
WO2010043934A1 (en) * 2008-10-15 2010-04-22 Alcatel Lucent Apparatus and method for compensating polarization mode dispersion
US8045856B2 (en) * 2008-10-31 2011-10-25 Ciena Corporation Polarization mode dispersion compensation and polarization demultiplexing systems and methods for optical transmission systems
JP2012510747A (ja) * 2008-11-28 2012-05-10 アルカテル−ルーセント 偏光モード分散を補償する装置および方法
US20100239245A1 (en) * 2009-03-21 2010-09-23 General Photonics Corporation Polarization Mode Emulators and Polarization Mode Dispersion Compensators Based on Optical Polarization Rotators with Discrete Polarization States
CN101877616B (zh) * 2009-04-29 2013-09-11 华为技术有限公司 对光通信中的偏振模色散进行补偿的方法及装置
JP5590601B2 (ja) * 2010-01-14 2014-09-17 独立行政法人情報通信研究機構 縺れ光源のタイムビン偏光フォーマット変換技術
JP5350284B2 (ja) * 2010-01-28 2013-11-27 株式会社日立製作所 光送受信システム及び光受信機
JP5549333B2 (ja) * 2010-04-07 2014-07-16 富士通株式会社 偏波変動補償装置および光通信システム
CN101834673B (zh) * 2010-05-13 2013-09-04 武汉邮电科学研究院 一种偏振模色散补偿的方法
US8543012B2 (en) * 2010-05-14 2013-09-24 Verizon Patent And Licensing Inc. Compensating for end-to-end group delay ripples
JP5594192B2 (ja) * 2011-03-08 2014-09-24 住友大阪セメント株式会社 光変調器
US8958702B2 (en) * 2011-03-17 2015-02-17 Fujitsu Limited System and method for reducing interference of a polarization multiplexed signal
ES2396391B2 (es) * 2011-06-28 2014-12-04 Medlumics, S.L. Dispositivo de retardo óptico variable para interferometría de baja coherencia.
US8780433B2 (en) 2011-09-28 2014-07-15 General Photonics Corporation Polarization scrambling based on cascaded optical polarization devices having modulated optical retardation
JP5327343B2 (ja) * 2011-09-29 2013-10-30 沖電気工業株式会社 偏波モード分散生成装置、偏波モード分散補償装置、及び偏波モード分散エミュレーター、並びに偏波モード分散生成方法、偏波モード分散補償方法、及び偏波モード分散エミュレート方法
US9817189B2 (en) * 2013-07-01 2017-11-14 Tongqing Wang Digital dispersion compensation module
JP6303691B2 (ja) * 2014-03-26 2018-04-04 富士通株式会社 偏波状態検出装置及び方法、並びに、光通信システム、光送信器及び光受信器
CN111835430A (zh) * 2019-04-15 2020-10-27 无锡雅斯格精密机械有限公司 一种光传输系统中偏振模色散补偿技术
US11641248B2 (en) * 2021-03-01 2023-05-02 Google Llc System, apparatus, and architecture for migrating an optical communication network

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111322A (en) * 1991-04-04 1992-05-05 At&T Bell Laboratories Polarization multiplexing device with solitons and method using same
US5212743A (en) * 1992-02-12 1993-05-18 At&T Bell Laboratories Automatic polarization controller having broadband, reset-free operation
US5311346A (en) * 1992-06-17 1994-05-10 At&T Bell Laboratories Fiber-optic transmission polarization-dependent distortion compensation
JPH08505961A (ja) * 1993-01-21 1996-06-25 イー−テック・ダイナミックス・インコーポレイテッド 偏光モード分散の低い光学装置
US5359678A (en) * 1993-06-18 1994-10-25 At&T Bell Laboratories Apparatus and method employing fast polarization modulation to reduce effects of polarization hole burning and/or polarization dependent loss
JP2739813B2 (ja) * 1993-12-20 1998-04-15 日本電気株式会社 偏波分散補償方法
CA2139957C (en) * 1994-02-18 1999-02-09 Andrew R. Chraplyvy Multi-channel optical fiber communication system
JPH0895095A (ja) * 1994-09-27 1996-04-12 Fujitsu Ltd 分散補償器及び光増幅器
US5659412A (en) * 1994-12-06 1997-08-19 Lucent Technologies Inc. Polarization diversity detection of optical signals transmitted through a polarization-mode dispersive medium
US5587827A (en) * 1995-02-01 1996-12-24 Hakimi; Hosain Apparatus for compensating chromatic and polarization dispersion and frequency chirp in fiber optics and for pulse compression in laser systems
US5682446A (en) * 1995-10-13 1997-10-28 E-Tek Dynamics, Inc. Polarization mode dispersion-free circulator
US5710650A (en) * 1996-03-14 1998-01-20 Alcatel Network Systems, Inc. Dispersion-reducing multiple wavelength division multiplexing optical fiber transceiver and methods for using and assembling same
DE19612604A1 (de) * 1996-03-29 1997-10-02 Sel Alcatel Ag Optischer Empfänger mit einer Entzerrerschaltung für durch PMD verursachte Störungen und System mit einem solchen optischen Empfänger
IT1282401B1 (it) * 1996-05-03 1998-03-20 Pirelli Cavi S P A Ora Pirelli Dispositivo acusto -ottico in guida d'onda con compensazione di dispersione modale di polarizzazione
FR2758029B1 (fr) * 1996-12-30 1999-01-29 Alsthom Cge Alcatel Dispositif de compensation de la dispersion de polarisation dans un systeme de transmission optique
US5859939A (en) * 1997-02-25 1999-01-12 Mci Communications Corporation Method and system for equalizing PMD using incremental delay switching

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EP0909045B1 (de) 2006-06-07
JPH11196046A (ja) 1999-07-21
KR19990029764A (ko) 1999-04-26
JP3466486B2 (ja) 2003-11-10
CA2245303A1 (en) 1999-03-16
EP0909045A2 (de) 1999-04-14
NO984185D0 (no) 1998-09-11
DE69834787T2 (de) 2007-05-16
US5930414A (en) 1999-07-27
CN1211744A (zh) 1999-03-24
NO322264B1 (no) 2006-09-04
CA2245303C (en) 2002-12-10
EP0909045A3 (de) 2004-01-14

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