ATE555556T1 - Verfahren und vorrichtung zur erzeugung eines dqpsk-codierten optischen signals - Google Patents

Verfahren und vorrichtung zur erzeugung eines dqpsk-codierten optischen signals

Info

Publication number
ATE555556T1
ATE555556T1 AT09708391T AT09708391T ATE555556T1 AT E555556 T1 ATE555556 T1 AT E555556T1 AT 09708391 T AT09708391 T AT 09708391T AT 09708391 T AT09708391 T AT 09708391T AT E555556 T1 ATE555556 T1 AT E555556T1
Authority
AT
Austria
Prior art keywords
optical signal
polarized
phase
dqpsk
polarization
Prior art date
Application number
AT09708391T
Other languages
English (en)
Inventor
Xiaogeng Xu
Chao Lv
Original Assignee
Huawei Tech Co Ltd
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.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Application granted granted Critical
Publication of ATE555556T1 publication Critical patent/ATE555556T1/de

Links

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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H04B10/556—Digital modulation, e.g. differential phase shift keying [DPSK] or frequency shift keying [FSK]
    • H04B10/5561—Digital phase modulation
    • 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
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5053—Laser transmitters using external modulation using a parallel, i.e. shunt, combination of modulators
    • 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/532—Polarisation modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  by interference
    • G02F1/212—Mach-Zehnder type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/06—Polarisation multiplex systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
AT09708391T 2008-02-04 2009-01-05 Verfahren und vorrichtung zur erzeugung eines dqpsk-codierten optischen signals ATE555556T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200810009197XA CN101505192B (zh) 2008-02-04 2008-02-04 一种产生差分正交相移键控码光信号的方法及装置
PCT/CN2009/070036 WO2009097751A1 (zh) 2008-02-04 2009-01-05 一种产生差分正交相移键控码光信号的方法及装置

Publications (1)

Publication Number Publication Date
ATE555556T1 true ATE555556T1 (de) 2012-05-15

Family

ID=40951772

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09708391T ATE555556T1 (de) 2008-02-04 2009-01-05 Verfahren und vorrichtung zur erzeugung eines dqpsk-codierten optischen signals

Country Status (7)

Country Link
US (1) US8238747B2 (de)
EP (1) EP2154799B1 (de)
CN (1) CN101505192B (de)
AT (1) ATE555556T1 (de)
DK (1) DK2154799T3 (de)
ES (1) ES2383729T3 (de)
WO (1) WO2009097751A1 (de)

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JP5141498B2 (ja) * 2008-10-30 2013-02-13 富士通株式会社 光送受信システム，光送信器，光受信器および光送受信方法
FR2950746B1 (fr) * 2009-09-30 2013-09-06 Alcatel Lucent Modulateur avec marquage de polarisation
CN102109732B (zh) * 2009-12-23 2013-10-30 菲尼萨公司 差分正交相移键控解调器
WO2011085552A1 (zh) 2010-01-14 2011-07-21 华为技术有限公司 兼容实现pdm-bpsk和qpsk调制的方法及装置
JP2011188213A (ja) * 2010-03-08 2011-09-22 Fujitsu Ltd 光信号送信装置、光増幅装置、光減衰装置及び光信号送信方法
CN102137057B (zh) 2010-06-18 2013-09-25 华为技术有限公司 一种信号生成方法及装置
US9054808B2 (en) * 2010-10-08 2015-06-09 Infinera Corporation Controlled depolarization using chirp for mitigation of nonlinear polarization scattering
EP2506478A1 (de) * 2011-03-25 2012-10-03 Alcatel Lucent Verfahren zur optischen Datenübertragung unter Anwendung von Polarisationsmultiplexierung
CN102439887B (zh) * 2011-10-18 2015-01-07 华为技术有限公司 信号调制装置和调制方法
CN103959144B (zh) * 2011-12-22 2016-10-12 日本电信电话株式会社 光调制器
US9749057B2 (en) * 2012-12-28 2017-08-29 Juniper Networks, Inc. Detection and alignment of XY skew
GB2522082B (en) * 2014-03-14 2016-02-24 Oclaro Technology Ltd Optical component
EP3167558B1 (de) 2014-07-07 2019-04-24 Telefonaktiebolaget LM Ericsson (publ) Optische quelle
CN104218992B (zh) * 2014-09-15 2017-01-25 中国科学院半导体研究所 一种零差检测型相干光传输系统
US9927575B2 (en) * 2015-06-25 2018-03-27 Huawei Technologies Co., Ltd. Optical coupling using polarization beam displacer
US9998232B2 (en) 2016-09-13 2018-06-12 Juniper Networks, Inc. Detection and compensation of power imbalances for a transmitter
CN111447014A (zh) * 2020-04-22 2020-07-24 复旦大学 一种基于单个调制器产生多电平光信号的方法和装置
CN113359231A (zh) * 2021-05-21 2021-09-07 昆明理工大学 一种基于模式分离的qpsk调制器
WO2025224998A1 (ja) * 2024-04-26 2025-10-30 日本電気株式会社 光送信機および偏波多重送信光の生成方法

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IT1279248B1 (it) * 1995-12-21 1997-12-09 Pirelli Cavi S P A Ora Pirelli Sistema di trasmissione di segnali ottici modulati e depolarizzati
GB2383707B (en) * 2001-11-30 2005-03-30 Marconi Optical Components Ltd Photonic encoder
US6751002B2 (en) * 2002-05-06 2004-06-15 Intel Corporation Method and apparatus for semiconductor-based integrated polarization modulator/compensator
US7672589B2 (en) * 2002-05-10 2010-03-02 Nokia Siemens Network Gmbh & Co., Kg Method and polarization-multiplex system for reducing the signal degradation of an optical polarization-multiplex signal
DE10243141B4 (de) * 2002-09-17 2006-05-11 Siemens Ag Verfahren zur Übertragung von optischen Polarisationsmultiplexsignalen
US7515834B2 (en) * 2003-03-22 2009-04-07 Fujitsu Limited Upgraded optical communication system with increased transmission capacity and method
DE102004005718A1 (de) 2004-02-05 2005-08-25 Siemens Ag Verfahren zur optischen Übertragung eines Polarisations-Multiplexsignals
DE102004047028A1 (de) * 2004-09-28 2006-04-20 Siemens Ag Verfahren und Anordnung zur optischen Übertragung von Datensignalen mittels differentieller Phasenmodulation in einem Polarisations-Multiplexverfahren
US7865080B2 (en) * 2005-01-26 2011-01-04 Nokia Siemens Networks Gmbh & Co. Kg Methods for the optical transmission of polarization multiplex signals
JP4657860B2 (ja) 2005-09-16 2011-03-23 富士通株式会社 光送信装置および光通信システム
US7526210B2 (en) 2005-10-08 2009-04-28 Alcatel-Lucent Usa Inc. Optical demodulating apparatus and method
EP1791274B1 (de) 2005-11-25 2008-03-26 Alcatel Lucent Faseroptisches Übertragungssystem, Sender und Empfänger für DQPSK modulierte Signale und zugehöriges Stabilisierungsverfahren
JP4563944B2 (ja) * 2006-01-31 2010-10-20 富士通株式会社 光送信器
JP2007274235A (ja) * 2006-03-30 2007-10-18 Fujitsu Ltd 光ｄｑｐｓｋ受信器
CN101047448A (zh) * 2007-03-16 2007-10-03 上海大学 射频光纤传输系统的qpsk毫米波的产生装置和方法

Also Published As

Publication number Publication date
EP2154799A4 (de) 2011-03-30
ES2383729T3 (es) 2012-06-25
CN101505192B (zh) 2011-09-21
DK2154799T3 (da) 2012-06-18
US20100080569A1 (en) 2010-04-01
EP2154799A1 (de) 2010-02-17
WO2009097751A1 (zh) 2009-08-13
EP2154799B1 (de) 2012-04-25
CN101505192A (zh) 2009-08-12
US8238747B2 (en) 2012-08-07

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