JPWO2021001871A1 - - Google Patents

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Publication number
JPWO2021001871A1
JPWO2021001871A1 JP2021529552A JP2021529552A JPWO2021001871A1 JP WO2021001871 A1 JPWO2021001871 A1 JP WO2021001871A1 JP 2021529552 A JP2021529552 A JP 2021529552A JP 2021529552 A JP2021529552 A JP 2021529552A JP WO2021001871 A1 JPWO2021001871 A1 JP WO2021001871A1
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JP
Japan
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Application number
JP2021529552A
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JP7311806B2 (ja
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Publication of JPWO2021001871A1 publication Critical patent/JPWO2021001871A1/ja
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Publication of JP7311806B2 publication Critical patent/JP7311806B2/ja
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Anticipated expiration legal-status Critical

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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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/615—Arrangements affecting the optical part of the receiver
    • 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/03—WDM arrangements
    • H04J14/0307—Multiplexers; Demultiplexers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
JP2021529552A 2019-07-01 2019-07-01 光受信装置、光伝送システム、光伝送方法及びコンピュータプログラム Active JP7311806B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/026036 WO2021001871A1 (ja) 2019-07-01 2019-07-01 光受信装置、光伝送システム、光伝送方法及びコンピュータプログラム

Publications (2)

Publication Number Publication Date
JPWO2021001871A1 true JPWO2021001871A1 (ja) 2021-01-07
JP7311806B2 JP7311806B2 (ja) 2023-07-20

Family

ID=74100490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021529552A Active JP7311806B2 (ja) 2019-07-01 2019-07-01 光受信装置、光伝送システム、光伝送方法及びコンピュータプログラム

Country Status (3)

Country Link
US (1) US11870497B2 (ja)
JP (1) JP7311806B2 (ja)
WO (1) WO2021001871A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024053012A1 (ja) * 2022-09-07 2024-03-14 日本電信電話株式会社 通信システム、および制御方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0870293A (ja) * 1994-08-26 1996-03-12 Toshiba Corp 波長多重光通信ネットワーク
JP2011160146A (ja) * 2010-01-29 2011-08-18 Fujitsu Ltd コヒーレント光通信装置及びコヒーレント光通信方法
JP2014050002A (ja) * 2012-09-03 2014-03-17 Nippon Telegr & Teleph Corp <Ntt> 波長可変光源、波長可変送信器及び光伝送システム
JP2014187622A (ja) * 2013-03-25 2014-10-02 Oki Electric Ind Co Ltd 光アクセスネットワーク及び波長制御方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6223931B2 (ja) * 2014-09-02 2017-11-01 日本電信電話株式会社 光増幅装置
US11095375B2 (en) * 2017-06-27 2021-08-17 Sumitomo Electric Industries, Ltd. Optical receiver module, optical receiving method, optical line terminal, PON system, and optical filter
US10742328B2 (en) * 2017-10-09 2020-08-11 Infinera Corporation Individually routable digital subcarriers
JP7095415B2 (ja) * 2018-06-06 2022-07-05 富士通オプティカルコンポーネンツ株式会社 光モジュール、及び制御方法
WO2021001868A1 (ja) * 2019-07-01 2021-01-07 日本電信電話株式会社 光受信装置、光伝送システム、光伝送方法及びコンピュータプログラム
US10979148B1 (en) * 2019-11-06 2021-04-13 Google Llc Coherent receiver with mixed signal processing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0870293A (ja) * 1994-08-26 1996-03-12 Toshiba Corp 波長多重光通信ネットワーク
JP2011160146A (ja) * 2010-01-29 2011-08-18 Fujitsu Ltd コヒーレント光通信装置及びコヒーレント光通信方法
JP2014050002A (ja) * 2012-09-03 2014-03-17 Nippon Telegr & Teleph Corp <Ntt> 波長可変光源、波長可変送信器及び光伝送システム
JP2014187622A (ja) * 2013-03-25 2014-10-02 Oki Electric Ind Co Ltd 光アクセスネットワーク及び波長制御方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
KOMA R. ET AL.: "Wide Range Carrier Frequency Offset Estimation Method using Training Symbols with Asymmetric Constel", OFC2018, JPN6019035106, 2018, US, ISSN: 0004966201 *

Also Published As

Publication number Publication date
US20220368427A1 (en) 2022-11-17
US11870497B2 (en) 2024-01-09
WO2021001871A1 (ja) 2021-01-07
JP7311806B2 (ja) 2023-07-20

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