JPWO2022079843A1 - - Google Patents

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Publication number
JPWO2022079843A1
JPWO2022079843A1 JP2022556763A JP2022556763A JPWO2022079843A1 JP WO2022079843 A1 JPWO2022079843 A1 JP WO2022079843A1 JP 2022556763 A JP2022556763 A JP 2022556763A JP 2022556763 A JP2022556763 A JP 2022556763A JP WO2022079843 A1 JPWO2022079843 A1 JP WO2022079843A1
Authority
JP
Japan
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Application number
JP2022556763A
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JP7424506B2 (ja
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Publication of JPWO2022079843A1 publication Critical patent/JPWO2022079843A1/ja
Application granted granted Critical
Publication of JP7424506B2 publication Critical patent/JP7424506B2/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
    • H04B10/07—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
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • 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
    • 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
JP2022556763A 2020-10-14 2020-10-14 モニタ装置及び光ファイバ特定方法 Active JP7424506B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/038826 WO2022079843A1 (ja) 2020-10-14 2020-10-14 モニタ装置及び光ファイバ特定方法

Publications (2)

Publication Number Publication Date
JPWO2022079843A1 true JPWO2022079843A1 (ja) 2022-04-21
JP7424506B2 JP7424506B2 (ja) 2024-01-30

Family

ID=81208974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022556763A Active JP7424506B2 (ja) 2020-10-14 2020-10-14 モニタ装置及び光ファイバ特定方法

Country Status (3)

Country Link
US (1) US20240031019A1 (ja)
JP (1) JP7424506B2 (ja)
WO (1) WO2022079843A1 (ja)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0496433A (ja) * 1990-08-10 1992-03-27 Kandenko Co Ltd 通信回線の設定方法
JP2009177510A (ja) * 2008-01-24 2009-08-06 Nippon Telegr & Teleph Corp <Ntt> 通信監視装置および監視端末装置
JP2014121009A (ja) * 2012-12-18 2014-06-30 Nippon Telegr & Teleph Corp <Ntt> 通信監視装置、通信監視方法及び光線路試験システム
US20150288446A1 (en) * 2011-11-08 2015-10-08 Huawei Technologies Co., Ltd. Fiber recognition method, optical line terminal, and recognition system
JP2015220694A (ja) * 2014-05-20 2015-12-07 日本電信電話株式会社 スプリッタ下部光ファイバ心線の特定装置及び方法
WO2020203333A1 (ja) * 2019-04-03 2020-10-08 日本電信電話株式会社 光ファイバ表示システム及び光ファイバ切替方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0495433A (ja) * 1990-08-10 1992-03-27 Nippon Denshin Kogyo Kk 周波数偏移キーイング装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0496433A (ja) * 1990-08-10 1992-03-27 Kandenko Co Ltd 通信回線の設定方法
JP2009177510A (ja) * 2008-01-24 2009-08-06 Nippon Telegr & Teleph Corp <Ntt> 通信監視装置および監視端末装置
US20150288446A1 (en) * 2011-11-08 2015-10-08 Huawei Technologies Co., Ltd. Fiber recognition method, optical line terminal, and recognition system
JP2014121009A (ja) * 2012-12-18 2014-06-30 Nippon Telegr & Teleph Corp <Ntt> 通信監視装置、通信監視方法及び光線路試験システム
JP2015220694A (ja) * 2014-05-20 2015-12-07 日本電信電話株式会社 スプリッタ下部光ファイバ心線の特定装置及び方法
WO2020203333A1 (ja) * 2019-04-03 2020-10-08 日本電信電話株式会社 光ファイバ表示システム及び光ファイバ切替方法

Also Published As

Publication number Publication date
US20240031019A1 (en) 2024-01-25
JP7424506B2 (ja) 2024-01-30
WO2022079843A1 (ja) 2022-04-21

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