ITRM20020056A1 - Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico. - Google Patents

Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico.

Info

Publication number
ITRM20020056A1
ITRM20020056A1 IT2002RM000056A ITRM20020056A ITRM20020056A1 IT RM20020056 A1 ITRM20020056 A1 IT RM20020056A1 IT 2002RM000056 A IT2002RM000056 A IT 2002RM000056A IT RM20020056 A ITRM20020056 A IT RM20020056A IT RM20020056 A1 ITRM20020056 A1 IT RM20020056A1
Authority
IT
Italy
Prior art keywords
intensity
phase
communication system
optical communication
combined modulation
Prior art date
Application number
IT2002RM000056A
Other languages
English (en)
Inventor
Mario Zitelli
Vincenzo Marranghello
Original Assignee
Mario Zitelli
Vincenzo Marranghello
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 Mario Zitelli, Vincenzo Marranghello filed Critical Mario Zitelli
Priority to IT2002RM000056A priority Critical patent/ITRM20020056A1/it
Publication of ITRM20020056A0 publication Critical patent/ITRM20020056A0/it
Priority to US10/345,244 priority patent/US20030147646A1/en
Publication of ITRM20020056A1 publication Critical patent/ITRM20020056A1/it

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
    • H04B10/5051—Laser transmitters using external modulation using a series, i.e. cascade, 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
    • H04B10/501—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
    • H04B10/516—Details of coding or modulation
    • H04B10/5161—Combination of different modulation schemes
    • 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
    • H04B10/54—Intensity modulation
    • H04B10/541—Digital intensity or amplitude 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
    • H04B10/516—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)
IT2002RM000056A 2002-02-04 2002-02-04 Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico. ITRM20020056A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT2002RM000056A ITRM20020056A1 (it) 2002-02-04 2002-02-04 Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico.
US10/345,244 US20030147646A1 (en) 2002-02-04 2003-01-16 Combined phase and intensity modulation in optical communication systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002RM000056A ITRM20020056A1 (it) 2002-02-04 2002-02-04 Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico.

Publications (2)

Publication Number Publication Date
ITRM20020056A0 ITRM20020056A0 (it) 2002-02-04
ITRM20020056A1 true ITRM20020056A1 (it) 2003-08-04

Family

ID=11456026

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2002RM000056A ITRM20020056A1 (it) 2002-02-04 2002-02-04 Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico.

Country Status (2)

Country Link
US (1) US20030147646A1 (it)
IT (1) ITRM20020056A1 (it)

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* Cited by examiner, † Cited by third party
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JP2003338805A (ja) * 2002-03-15 2003-11-28 Kddi Submarine Cable Systems Inc 光伝送システム、光送信装置及びこれらの方法
US6671298B1 (en) * 2002-05-22 2003-12-30 University Of Central Florida Photonic arbitrary waveform generation and RF and microwave synthesis with a modelocked external cavity semi-conductor laser
WO2004019502A2 (en) * 2002-08-26 2004-03-04 The Regents Of The University Of California Optical code division multiple access network utilizing reconfigurable spectral phase coding
EP1617578B1 (en) * 2003-04-23 2010-07-14 Mitsubishi Denki Kabushiki Kaisha Optical receiver and optical transmission system
FR2859056B1 (fr) * 2003-08-19 2005-09-30 Cit Alcatel Methode de formation d'un signal optique code suivant un format retour a zero ou non retour a zero
US20050069330A1 (en) * 2003-09-29 2005-03-31 Yuan-Hua Kao System and method for optical transmission
DE60306939T2 (de) * 2003-11-25 2007-01-04 Alcatel Modifiziertes DPSK optisches Übertragungssystem
US20050191059A1 (en) * 2004-01-12 2005-09-01 Clariphy Use of low-speed components in high-speed optical fiber transceivers
JP2005210537A (ja) * 2004-01-23 2005-08-04 National Institute Of Information & Communication Technology 光ｆｓｋ変調器を用いたｕｗｂ信号の発生装置
US7873284B2 (en) * 2004-04-22 2011-01-18 Alcatel-Lucent Usa Inc. Quadrature amplitude modulation of optical carriers
US7643760B1 (en) * 2006-03-03 2010-01-05 University Of Central Florida Research Foundation, Inc. Direct detection differential polarization-phase-shift keying for high spectral efficiency optical communication
MY153592A (en) * 2008-07-31 2015-02-27 Ericsson Telefon Ab L M Optical signal modulation
US8265483B2 (en) * 2008-09-03 2012-09-11 Nec Laboratories America, Inc. Parallel optical polarization tracking
JP5476697B2 (ja) * 2008-09-26 2014-04-23 富士通株式会社 光信号送信装置
US8032025B2 (en) * 2008-10-22 2011-10-04 Opnext Subsystems, Inc. Polarization monitoring in polarization division multiplexing in optical communications
US8611751B2 (en) * 2009-02-26 2013-12-17 Alcatel Lucent System, apparatus and method for communicating data via polarization multiplexing
JP5340388B2 (ja) * 2009-07-01 2013-11-13 三菱電機株式会社 光送信装置および光送信方法
CN102045127B (zh) * 2009-10-23 2014-12-10 华为技术有限公司 光解偏振复用的接收装置、发送装置、系统及方法
US9054808B2 (en) * 2010-10-08 2015-06-09 Infinera Corporation Controlled depolarization using chirp for mitigation of nonlinear polarization scattering
TWI633523B (zh) * 2017-04-20 2018-08-21 台達電子工業股份有限公司 藉由光源實現的感測器指令傳輸與配置方法
CN108734945B (zh) 2017-04-20 2020-10-30 台达电子工业股份有限公司 通过光源实现的感测器指令传输与配置方法
US20180351317A1 (en) * 2017-04-27 2018-12-06 Analog Photonics LLC On-chip optical gain circuits
EP3863198B1 (en) * 2020-02-07 2023-10-04 Nokia Solutions and Networks Oy Apparatus and method for signal modulation in a point-to-multipoint optical network
JP7541270B2 (ja) 2021-05-18 2024-08-28 日本電信電話株式会社 光変調回路およびデジタル信号処理方法
WO2023218589A1 (ja) * 2022-05-12 2023-11-16 日本電信電話株式会社 送信装置及び信号生成方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038494A (en) * 1975-06-17 1977-07-26 Fmc Corporation Digital serial transmitter/receiver module
JP3133597B2 (ja) * 1993-12-24 2001-02-13 松下電器産業株式会社 光伝送有線放送システム
JPH09266499A (ja) * 1996-01-26 1997-10-07 Oki Electric Ind Co Ltd デジタル復調回路、最大値検出回路及び受信装置
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
JP4278332B2 (ja) * 2001-06-29 2009-06-10 日本電信電話株式会社 光送信器および光伝送システム

Also Published As

Publication number Publication date
US20030147646A1 (en) 2003-08-07
ITRM20020056A0 (it) 2002-02-04

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