ATE377300T1 - Verfahren und vorrichtung zur optischen phasenmodulation - Google Patents

Verfahren und vorrichtung zur optischen phasenmodulation

Info

Publication number
ATE377300T1
ATE377300T1 AT04718932T AT04718932T ATE377300T1 AT E377300 T1 ATE377300 T1 AT E377300T1 AT 04718932 T AT04718932 T AT 04718932T AT 04718932 T AT04718932 T AT 04718932T AT E377300 T1 ATE377300 T1 AT E377300T1
Authority
AT
Austria
Prior art keywords
phase
optical
phase modulation
optical phase
extinction ratio
Prior art date
Application number
AT04718932T
Other languages
English (en)
Inventor
Pierpaolo Boffi
Lucia Marazzi
Mario Martinelli
Livio Paradiso
Paola Parolari
Original Assignee
Pirelli & C Spa
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 Pirelli & C Spa filed Critical Pirelli & C Spa
Application granted granted Critical
Publication of ATE377300T1 publication Critical patent/ATE377300T1/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
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external 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
    • H04B10/5055—Laser transmitters using external modulation using a pre-coder
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
AT04718932T 2004-03-10 2004-03-10 Verfahren und vorrichtung zur optischen phasenmodulation ATE377300T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2004/002450 WO2005091533A1 (en) 2004-03-10 2004-03-10 Method and apparatus for optical phase modulation

Publications (1)

Publication Number Publication Date
ATE377300T1 true ATE377300T1 (de) 2007-11-15

Family

ID=34957151

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04718932T ATE377300T1 (de) 2004-03-10 2004-03-10 Verfahren und vorrichtung zur optischen phasenmodulation

Country Status (5)

Country Link
US (2) US8019232B2 (de)
EP (1) EP1741211B1 (de)
AT (1) ATE377300T1 (de)
DE (1) DE602004009839D1 (de)
WO (1) WO2005091533A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005091533A1 (en) * 2004-03-10 2005-09-29 Pirelli & C. S.P.A. Method and apparatus for optical phase modulation
DE602004008314T2 (de) * 2004-12-22 2008-05-08 Alcatel Lucent Einrichtung und Verfahren zur Demodulation von DPSK Signalen
JP4170298B2 (ja) * 2005-01-31 2008-10-22 富士通株式会社 差分４位相偏移変調方式に対応した光受信器および光受信方法
US8194056B2 (en) * 2006-02-09 2012-06-05 Qualcomm Mems Technologies Inc. Method and system for writing data to MEMS display elements
US7912378B2 (en) * 2007-01-26 2011-03-22 Fujitsu Limited Modulating a signal using a fractional phase modulator
US7860402B2 (en) * 2007-01-26 2010-12-28 Fujitsu Limited Modulating a signal according to 2n-PSK modulation
JP2008216824A (ja) * 2007-03-07 2008-09-18 Nec Corp 光強度変調装置及びその方法並びにそれを用いた光伝送システム
JP5286852B2 (ja) * 2008-03-14 2013-09-11 日本電気株式会社 量子鍵配付の符号化装置と方法
US8155534B2 (en) * 2008-06-30 2012-04-10 Alcatel Lucent Optical modulator for higher-order modulation
US8068742B2 (en) * 2008-07-10 2011-11-29 Finisar Corporation Phase shift keyed modulation of optical signal using chirp managed laser
TWI382684B (zh) * 2008-11-07 2013-01-11 Univ Nat Chiao Tung Dual Service Fiber Capture System
US8903253B2 (en) * 2008-07-31 2014-12-02 Telefonaktiebolaget L M Ericsson (Publ) Optical signal modulation
US8649688B2 (en) 2011-01-28 2014-02-11 Ciena Corporation Radio frequency drive level control system and method for an electro-optic phase modulator
WO2012163419A1 (en) * 2011-06-01 2012-12-06 Telefonaktiebolaget L M Ericsson (Publ) Modulator for optical transmitter
US9151592B2 (en) * 2012-01-03 2015-10-06 Skorpios Technologies, Inc. Method and system for multiple resonance interferometer
US9042721B2 (en) * 2012-07-25 2015-05-26 Alcatel Lucent Stochastic reflectometer
US9094129B2 (en) * 2012-09-28 2015-07-28 Infinera Corporation Dual-drive modulator
US9344194B2 (en) * 2013-02-21 2016-05-17 Fujitsu Limited System and method for monitoring and control of an optical modulator for an M-QAM transmitter
US9838239B2 (en) * 2015-01-22 2017-12-05 Futurewei Technologies, Inc. Digital generation of multi-level phase shifting with a Mach-Zehnder modulator (MZM)
JP6620409B2 (ja) * 2015-03-11 2019-12-18 富士通株式会社 光送信器、光伝送システム、及び光通信制御方法
WO2017048899A1 (en) * 2015-09-15 2017-03-23 The Arizona Board Of Regents On Behalf Of The University Of Arizona Polarization analyzer based detection schemes for polarization-multiplexed self-coherent single sideband optical transmission
US10498458B2 (en) 2015-11-03 2019-12-03 Futurewei Technologies, Inc. Optical N-level quadrature amplitude modulation (NQAM) generation based on phase modulator
US10313014B2 (en) * 2017-09-28 2019-06-04 Ciena Corporation High capacity coherent optical transceiver for short reach applications

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5249243A (en) * 1992-05-21 1993-09-28 Siemens Components, Inc. Apparatus and method for cascade coupled integrated optical phase modulator for linearization of signal transfer
NL1003198C2 (nl) 1995-07-07 1997-11-25 Nederland Ptt Polarisatie-onafhankelijke optische inrichting.
FR2781322B1 (fr) * 1998-07-20 2000-09-08 Alsthom Cge Alcatel Dispositif d'emission de donnees optiques
JP4108254B2 (ja) * 2000-07-11 2008-06-25 富士通株式会社 光送信器および光伝送システム
US20030058508A1 (en) * 2001-09-24 2003-03-27 Ditech Communications Corporation RZ optical transmission
GB2383707B (en) 2001-11-30 2005-03-30 Marconi Optical Components Ltd Photonic encoder
GB2383706B (en) * 2001-11-30 2005-03-30 Marconi Optical Components Ltd Modulation control
US6721081B1 (en) * 2002-09-26 2004-04-13 Corning Incorporated Variable duty cycle optical pulses
US7023601B2 (en) * 2002-12-02 2006-04-04 Nortel Networks Limited Optical E-field modulation using a Mach-Zehnder interferometer
US7171082B2 (en) * 2003-07-18 2007-01-30 Hrl Laboratories, Llc Method and apparatus for optical top-hat pulse generation
US7603045B2 (en) * 2003-08-28 2009-10-13 Fujitsu Limited Method and system for automatic feedback control for fine tuning a delay interferometer
WO2005091533A1 (en) * 2004-03-10 2005-09-29 Pirelli & C. S.P.A. Method and apparatus for optical phase modulation
JP4957952B2 (ja) * 2005-06-21 2012-06-20 日本電気株式会社 通信システムおよびそのタイミング制御方法

Also Published As

Publication number Publication date
US20070274731A1 (en) 2007-11-29
US8019232B2 (en) 2011-09-13
US8781337B2 (en) 2014-07-15
WO2005091533A1 (en) 2005-09-29
EP1741211B1 (de) 2007-10-31
DE602004009839D1 (de) 2007-12-13
EP1741211A1 (de) 2007-01-10
US20110317238A1 (en) 2011-12-29

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