JPWO2021229688A1 - - Google Patents

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Publication number
JPWO2021229688A1
JPWO2021229688A1 JP2022522141A JP2022522141A JPWO2021229688A1 JP WO2021229688 A1 JPWO2021229688 A1 JP WO2021229688A1 JP 2022522141 A JP2022522141 A JP 2022522141A JP 2022522141 A JP2022522141 A JP 2022522141A JP WO2021229688 A1 JPWO2021229688 A1 JP WO2021229688A1
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.)
Granted
Application number
JP2022522141A
Other versions
JP7375923B2 (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 JPWO2021229688A1 publication Critical patent/JPWO2021229688A1/ja
Application granted granted Critical
Publication of JP7375923B2 publication Critical patent/JP7375923B2/ja
Active legal-status Critical Current
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
    • H04B10/27—Arrangements for networking
    • H04B10/278—Bus-type networks
    • 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
    • H04B10/035—Arrangements for fault recovery using loopbacks
    • 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
    • H04B10/032—Arrangements for fault recovery using working and protection systems
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
JP2022522141A 2020-05-12 2020-05-12 光通信システム、親局装置、及び光通信方法 Active JP7375923B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/018994 WO2021229688A1 (ja) 2020-05-12 2020-05-12 光通信システム、親局装置、及び光通信方法

Publications (2)

Publication Number Publication Date
JPWO2021229688A1 true JPWO2021229688A1 (ja) 2021-11-18
JP7375923B2 JP7375923B2 (ja) 2023-11-08

Family

ID=78526012

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022522141A Active JP7375923B2 (ja) 2020-05-12 2020-05-12 光通信システム、親局装置、及び光通信方法

Country Status (3)

Country Link
US (1) US12009844B2 (ja)
JP (1) JP7375923B2 (ja)
WO (1) WO2021229688A1 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002185485A (ja) * 2000-12-18 2002-06-28 Mitsubishi Electric Corp 光リングネットワークシステム、光ノード装置および光リングネットワークシステム冗長化方法
JP2002281109A (ja) * 2001-03-19 2002-09-27 Nec Corp 二重化方法、二重化方式及び光加入者終端装置
JP2017152818A (ja) * 2016-02-23 2017-08-31 日本電信電話株式会社 光集線ネットワークシステム、光伝送装置及び光伝送方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9780867B2 (en) * 2013-10-25 2017-10-03 Nippon Telegraph And Telephone Corporation Optical communication system and optical communication abnormality-recovery method
JP7099088B2 (ja) * 2018-06-29 2022-07-12 日本電信電話株式会社 分散補償システム、および、分散補償方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002185485A (ja) * 2000-12-18 2002-06-28 Mitsubishi Electric Corp 光リングネットワークシステム、光ノード装置および光リングネットワークシステム冗長化方法
JP2002281109A (ja) * 2001-03-19 2002-09-27 Nec Corp 二重化方法、二重化方式及び光加入者終端装置
JP2017152818A (ja) * 2016-02-23 2017-08-31 日本電信電話株式会社 光集線ネットワークシステム、光伝送装置及び光伝送方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
氏川 裕隆 ほか: "バス型ＷＤＭアクセスを高信頼化するプロテクション方式の提案", ２０２０年電子情報通信学会総合大会講演論文集 通信２, JPN6020039831, 3 March 2020 (2020-03-03), JP, pages 161, ISSN: 0005159560 *

Also Published As

Publication number Publication date
JP7375923B2 (ja) 2023-11-08
US20230170990A1 (en) 2023-06-01
WO2021229688A1 (ja) 2021-11-18
US12009844B2 (en) 2024-06-11

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