DE60324649D1 - Optischer Sender - Google Patents

Optischer Sender

Info

Publication number
DE60324649D1
DE60324649D1 DE60324649T DE60324649T DE60324649D1 DE 60324649 D1 DE60324649 D1 DE 60324649D1 DE 60324649 T DE60324649 T DE 60324649T DE 60324649 T DE60324649 T DE 60324649T DE 60324649 D1 DE60324649 D1 DE 60324649D1
Authority
DE
Germany
Prior art keywords
optical transmitter
transmitter
optical
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 - Fee Related
Application number
DE60324649T
Other languages
English (en)
Inventor
Kenkichi Shimomura
Takashi Sugihara
Takashi Mizuochi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE60324649D1 publication Critical patent/DE60324649D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04B10/5165—Carrier suppressed; Single sideband; Double sideband or vestigial
    • 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

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)
DE60324649T 2002-10-11 2003-07-04 Optischer Sender Expired - Fee Related DE60324649D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002298727A JP4110913B2 (ja) 2002-10-11 2002-10-11 光送信器

Publications (1)

Publication Number Publication Date
DE60324649D1 true DE60324649D1 (de) 2008-12-24

Family

ID=32025586

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60324649T Expired - Fee Related DE60324649D1 (de) 2002-10-11 2003-07-04 Optischer Sender

Country Status (4)

Country Link
US (1) US7379671B2 (de)
EP (1) EP1408631B1 (de)
JP (1) JP4110913B2 (de)
DE (1) DE60324649D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100617709B1 (ko) * 2004-08-05 2006-08-28 삼성전자주식회사 주파수 변조 방식의 광송신 장치 및 방법
WO2007052380A1 (ja) * 2005-10-31 2007-05-10 Ntt Electronics Corporation マッハツェンダ干渉計を用いた光受信器
WO2009025687A2 (en) * 2007-05-04 2009-02-26 Massachusetts Institute Of Technology Method and apparatus for transmitting optical signals
US20090252502A1 (en) * 2008-04-07 2009-10-08 Futurewei Technologies, Inc. Methods and systems for optical communication
US8897654B1 (en) * 2012-06-20 2014-11-25 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration System and method for generating a frequency modulated linear laser waveform
JP2014106492A (ja) * 2012-11-29 2014-06-09 Fujitsu Ltd 光信号処理装置及び光信号処理方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0385834A (ja) * 1989-08-30 1991-04-11 Hitachi Ltd 光周波数多重送信装置、及び、光周波数多重伝送装置
JPH0478235A (ja) * 1990-07-18 1992-03-12 Fujitsu Ltd 直接変調ｐｓｋ伝送システム並びに該システムにおける自動周波数制御方法、復調方法及び位相雑音抑圧方法
JP3276052B2 (ja) 1996-02-28 2002-04-22 日本電信電話株式会社 光送信装置およびそれを用いた光伝送システム
US6459519B1 (en) * 1997-04-09 2002-10-01 Matsushita Electric Industrial Co., Ltd. Optical transmitter-receiver
US6072615A (en) 1997-06-13 2000-06-06 Lucent Technologies Inc. Phase modulator-based generation of high-quality high bit rate return-to-zero optical data streams
JP3173591B2 (ja) * 1998-06-09 2001-06-04 日本電気株式会社 光送信器と光伝送システムおよび信号光変調方法
US6559996B1 (en) 1998-07-29 2003-05-06 Nippon Telegraph And Telephone Corporation Optical transmission system
JP3545673B2 (ja) 2000-04-26 2004-07-21 日本電信電話株式会社 光通信装置、光送信器および光受信器
US6944406B1 (en) * 2000-08-04 2005-09-13 Fujitsu Limited Transport system with tunable channel spacing DWDM
JP3900874B2 (ja) 2000-09-14 2007-04-04 日本電気株式会社 光送信器及び光変調方法
JP3597482B2 (ja) 2001-03-15 2004-12-08 三菱電機株式会社 多重装置
US20020131134A1 (en) * 2001-03-16 2002-09-19 Hait John N. Hyper-dense photonic signal method
US6643046B2 (en) 2001-09-26 2003-11-04 Kabushiki Kaisha Toshiba Apparatus and method for optical modulation
US7305189B2 (en) * 2002-04-15 2007-12-04 Telefonaktiebolaget Lm Ericsson (Publ) Phase modulation for an optical transmission system
JP2004104385A (ja) 2002-09-09 2004-04-02 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

Also Published As

Publication number Publication date
US20040071474A1 (en) 2004-04-15
EP1408631A2 (de) 2004-04-14
JP4110913B2 (ja) 2008-07-02
JP2004135139A (ja) 2004-04-30
US7379671B2 (en) 2008-05-27
EP1408631A3 (de) 2005-12-14
EP1408631B1 (de) 2008-11-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee