JP6120761B2 - 光送信器および光送信器の制御方法 - Google Patents

光送信器および光送信器の制御方法 Download PDF

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JP6120761B2
JP6120761B2 JP2013256685A JP2013256685A JP6120761B2 JP 6120761 B2 JP6120761 B2 JP 6120761B2 JP 2013256685 A JP2013256685 A JP 2013256685A JP 2013256685 A JP2013256685 A JP 2013256685A JP 6120761 B2 JP6120761 B2 JP 6120761B2
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optical
bias voltage
light
unit
modulators
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Japanese (ja)
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JP2015114499A5 (enExample
JP2015114499A (ja
Inventor
健太郎 榎
健太郎 榎
泰久 島倉
泰久 島倉
柳生　栄治
栄治 柳生
宏彰 新宅
宏彰 新宅
周作 林
周作 林
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Priority to JP2013256685A priority Critical patent/JP6120761B2/ja
Priority to US14/558,880 priority patent/US9735878B2/en
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Publication of JP2015114499A5 publication Critical patent/JP2015114499A5/ja
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    • 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
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50575—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulator DC bias
    • 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

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
JP2013256685A 2013-12-12 2013-12-12 光送信器および光送信器の制御方法 Active JP6120761B2 (ja)

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Application Number Priority Date Filing Date Title
JP2013256685A JP6120761B2 (ja) 2013-12-12 2013-12-12 光送信器および光送信器の制御方法
US14/558,880 US9735878B2 (en) 2013-12-12 2014-12-03 Optical transmitter and control method of optical transmitter

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Application Number Priority Date Filing Date Title
JP2013256685A JP6120761B2 (ja) 2013-12-12 2013-12-12 光送信器および光送信器の制御方法

Publications (3)

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JP2015114499A JP2015114499A (ja) 2015-06-22
JP2015114499A5 JP2015114499A5 (enExample) 2016-01-28
JP6120761B2 true JP6120761B2 (ja) 2017-04-26

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JP (1) JP6120761B2 (enExample)

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* Cited by examiner, † Cited by third party
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US10042191B2 (en) * 2014-12-11 2018-08-07 Mitsubishi Electric Corporation Optical Transmitter
US9853734B1 (en) * 2015-04-16 2017-12-26 Inphi Corporation Apparatus and methods for digital signal constellation transformation
JP2017116746A (ja) * 2015-12-24 2017-06-29 富士通株式会社 光送信器及び制御方法
US10587346B2 (en) * 2016-01-21 2020-03-10 Nec Corporation Optical transmitter and method of controlling the same
JP6546689B2 (ja) * 2016-02-23 2019-07-17 日本電信電話株式会社 光送信器
JP2017191243A (ja) * 2016-04-14 2017-10-19 富士通株式会社 光モジュールおよび光モジュールの制御方法
JP6627640B2 (ja) * 2016-05-16 2020-01-08 富士通株式会社 光送信機
JP6710105B2 (ja) * 2016-05-26 2020-06-17 三菱電機株式会社 駆動制御装置、光送信器、光伝送システム及び駆動制御方法
US10042190B2 (en) * 2016-06-10 2018-08-07 Futurewei Technologies, Inc. Second order detection of two orthogonal dithers for I/Q modulator bias control
JP6571882B2 (ja) * 2016-09-30 2019-09-04 三菱電機株式会社 光変調器および光変調器の制御方法
US10509295B2 (en) * 2017-03-15 2019-12-17 Elenion Technologies, Llc Bias control of optical modulators
DE102017008540B3 (de) * 2017-09-11 2019-02-21 Karlsruher Institut für Technologie Dynamisch rekonfigurierbarer Transceiver für optische Übertragungsstrecken sowie Verfahren zum Empfang eines optischen Eingangssignals
JP2019074612A (ja) 2017-10-13 2019-05-16 富士通株式会社 光送信器、光伝送装置、及び光送信器の制御方法
US10790910B2 (en) * 2018-12-22 2020-09-29 Intel Corporation Optical modulator-based transmission control
CN111984048B (zh) * 2019-05-24 2022-06-03 烽火通信科技股份有限公司 一种光iq调制器的偏置电压控制方法及系统
JP7392487B2 (ja) * 2020-01-20 2023-12-06 富士通株式会社 光変調器および光変調器の制御方法
JP7308771B2 (ja) * 2020-01-23 2023-07-14 三菱電機株式会社 光送信器及び光送信器の制御方法
JP2023051413A (ja) * 2021-09-30 2023-04-11 富士通オプティカルコンポーネンツ株式会社 光コヒーレント送受信機及び光変調器の消光方法

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
US3780296A (en) * 1972-12-22 1973-12-18 Rca Ltd Automatic optical bias control for light modulators
GB0103072D0 (en) * 2001-02-08 2001-03-21 Marconi Comm Ltd Interferometer
JP4083657B2 (ja) * 2003-03-28 2008-04-30 住友大阪セメント株式会社 光変調器のバイアス制御方法及びその装置
US7733193B2 (en) * 2007-11-01 2010-06-08 Ciena Corporation Systems and methods for DQPSK modulator control using selectively inserted dither tone
JP5009963B2 (ja) 2009-09-24 2012-08-29 日本電信電話株式会社 Ｑｐｓｋ変調器
JP2011150052A (ja) * 2010-01-20 2011-08-04 Yokogawa Electric Corp 光送信器
US20120288284A1 (en) * 2010-02-25 2012-11-15 Mitsubishi Electric Corporation Optical transmitter
JP5757557B2 (ja) 2010-02-26 2015-07-29 国立研究開発法人情報通信研究機構 バイアス点調整が可能な複数のマッハツェンダー構造を有する光変調器
JP5853386B2 (ja) * 2010-12-16 2016-02-09 富士通オプティカルコンポーネンツ株式会社 光変調装置および光変調制御方法
JP5724792B2 (ja) * 2011-03-30 2015-05-27 三菱電機株式会社 光送信器、光通信システムおよび光送信方法

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US20150171971A1 (en) 2015-06-18
US9735878B2 (en) 2017-08-15
JP2015114499A (ja) 2015-06-22

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