JPWO2021065308A1 - - Google Patents

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Publication number
JPWO2021065308A1
JPWO2021065308A1 JP2021550471A JP2021550471A JPWO2021065308A1 JP WO2021065308 A1 JPWO2021065308 A1 JP WO2021065308A1 JP 2021550471 A JP2021550471 A JP 2021550471A JP 2021550471 A JP2021550471 A JP 2021550471A JP WO2021065308 A1 JPWO2021065308 A1 JP WO2021065308A1
Authority
JP
Japan
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.)
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Application number
JP2021550471A
Other versions
JP7268750B2 (ja
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.)
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Publication of JPWO2021065308A1 publication Critical patent/JPWO2021065308A1/ja
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Publication of JP7268750B2 publication Critical patent/JP7268750B2/ja
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Anticipated expiration legal-status Critical

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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • 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
    • H04B10/03—Arrangements for fault recovery
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • 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
    • H04B10/614—Coherent receivers comprising one or more polarization beam splitters, e.g. polarization multiplexed [PolMux] X-PSK coherent receivers, polarization diversity heterodyne coherent receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Lasers (AREA)
JP2021550471A 2019-10-04 2020-09-02 光中継器及び光通信システム Active JP7268750B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019183666 2019-10-04
JP2019183666 2019-10-04
PCT/JP2020/033260 WO2021065308A1 (ja) 2019-10-04 2020-09-02 光中継器及び光通信システム

Publications (2)

Publication Number Publication Date
JPWO2021065308A1 true JPWO2021065308A1 (ja) 2021-04-08
JP7268750B2 JP7268750B2 (ja) 2023-05-08

Family

ID=75337894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021550471A Active JP7268750B2 (ja) 2019-10-04 2020-09-02 光中継器及び光通信システム

Country Status (3)

Country Link
US (1) US20220345223A1 (ja)
JP (1) JP7268750B2 (ja)
WO (1) WO2021065308A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023188086A1 (ja) * 2022-03-30 2023-10-05 日本電気株式会社 光中継器、及び光通信システム

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08304860A (ja) * 1995-05-11 1996-11-22 Kokusai Denshin Denwa Co Ltd <Kdd> 光ファイバ増幅器
JP2000114624A (ja) * 1998-09-29 2000-04-21 Nec Corp 双方向励起光直接増幅装置
JP2002139754A (ja) * 2000-10-30 2002-05-17 Sumitomo Electric Ind Ltd ラマン増幅用励起モジュール、ラマン増幅器および光通信システム
JP2002221742A (ja) * 2001-01-26 2002-08-09 Nippon Telegr & Teleph Corp <Ntt> ラマン増幅中継器およびラマン増幅中継伝送システム
US20060140633A1 (en) * 2004-12-28 2006-06-29 Sanmina-Sci Corporation Systems and methods for optical pump redundancy
WO2019176205A1 (ja) * 2018-03-13 2019-09-19 日本電気株式会社 光中継器、光中継器の製造方法及び光信号の中継方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08304860A (ja) * 1995-05-11 1996-11-22 Kokusai Denshin Denwa Co Ltd <Kdd> 光ファイバ増幅器
JP2000114624A (ja) * 1998-09-29 2000-04-21 Nec Corp 双方向励起光直接増幅装置
JP2002139754A (ja) * 2000-10-30 2002-05-17 Sumitomo Electric Ind Ltd ラマン増幅用励起モジュール、ラマン増幅器および光通信システム
JP2002221742A (ja) * 2001-01-26 2002-08-09 Nippon Telegr & Teleph Corp <Ntt> ラマン増幅中継器およびラマン増幅中継伝送システム
US20060140633A1 (en) * 2004-12-28 2006-06-29 Sanmina-Sci Corporation Systems and methods for optical pump redundancy
WO2019176205A1 (ja) * 2018-03-13 2019-09-19 日本電気株式会社 光中継器、光中継器の製造方法及び光信号の中継方法

Also Published As

Publication number Publication date
JP7268750B2 (ja) 2023-05-08
US20220345223A1 (en) 2022-10-27
WO2021065308A1 (ja) 2021-04-08

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