JPWO2023175683A1 - - Google Patents

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Publication number
JPWO2023175683A1
JPWO2023175683A1 JP2024507221A JP2024507221A JPWO2023175683A1 JP WO2023175683 A1 JPWO2023175683 A1 JP WO2023175683A1 JP 2024507221 A JP2024507221 A JP 2024507221A JP 2024507221 A JP2024507221 A JP 2024507221A JP WO2023175683 A1 JPWO2023175683 A1 JP WO2023175683A1
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
JP2024507221A
Other languages
Japanese (ja)
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JP7780111B2 (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 date
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Publication of JPWO2023175683A1 publication Critical patent/JPWO2023175683A1/ja
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Publication of JP7780111B2 publication Critical patent/JP7780111B2/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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/073—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an out-of-service signal
    • H04B10/0731—Testing or characterisation of optical devices, e.g. amplifiers
    • 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
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP2024507221A 2022-03-14 2022-03-14 監視装置および監視方法 Active JP7780111B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/011383 WO2023175683A1 (ja) 2022-03-14 2022-03-14 監視装置および監視方法

Publications (2)

Publication Number Publication Date
JPWO2023175683A1 true JPWO2023175683A1 (https=) 2023-09-21
JP7780111B2 JP7780111B2 (ja) 2025-12-04

Family

ID=88022475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024507221A Active JP7780111B2 (ja) 2022-03-14 2022-03-14 監視装置および監視方法

Country Status (3)

Country Link
US (1) US20250192883A1 (https=)
JP (1) JP7780111B2 (https=)
WO (1) WO2023175683A1 (https=)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10262000A (ja) * 1997-03-19 1998-09-29 Fujitsu Ltd パッシブオプチカルネットワークにおける障害復旧方法及び装置
JP2003158531A (ja) * 2001-11-22 2003-05-30 Kddi Corp ノード判定方法、通信システム及びノード計測装置
JP2006074098A (ja) * 2004-08-31 2006-03-16 Hitachi Communication Technologies Ltd 波長多重光送信機
JP2009296322A (ja) * 2008-06-05 2009-12-17 Hitachi Communication Technologies Ltd 光分岐装置および受動光網システム
JP2010068362A (ja) * 2008-09-12 2010-03-25 Hitachi Ltd 受動光網システムおよびその障害特定方法
JP2011066608A (ja) * 2009-09-16 2011-03-31 Nec Corp 局内装置、加入者装置、光通信システム、故障装置特定方法、および装置のプログラム
JP2012029176A (ja) * 2010-07-26 2012-02-09 Kddi Corp 障害ｏｎｕ特定装置、障害ｏｎｕ特定方法及びｐｏｎシステム
JP2014171079A (ja) * 2013-03-04 2014-09-18 Nec Access Technica Ltd 光通信システムとその制御方法、および、光分配器
JP2016539575A (ja) * 2013-11-21 2016-12-15 アルカテル−ルーセント 受動光ネットワークにおける長期発光障害ｏｎｕを識別する方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10262000A (ja) * 1997-03-19 1998-09-29 Fujitsu Ltd パッシブオプチカルネットワークにおける障害復旧方法及び装置
JP2003158531A (ja) * 2001-11-22 2003-05-30 Kddi Corp ノード判定方法、通信システム及びノード計測装置
JP2006074098A (ja) * 2004-08-31 2006-03-16 Hitachi Communication Technologies Ltd 波長多重光送信機
JP2009296322A (ja) * 2008-06-05 2009-12-17 Hitachi Communication Technologies Ltd 光分岐装置および受動光網システム
JP2010068362A (ja) * 2008-09-12 2010-03-25 Hitachi Ltd 受動光網システムおよびその障害特定方法
JP2011066608A (ja) * 2009-09-16 2011-03-31 Nec Corp 局内装置、加入者装置、光通信システム、故障装置特定方法、および装置のプログラム
JP2012029176A (ja) * 2010-07-26 2012-02-09 Kddi Corp 障害ｏｎｕ特定装置、障害ｏｎｕ特定方法及びｐｏｎシステム
JP2014171079A (ja) * 2013-03-04 2014-09-18 Nec Access Technica Ltd 光通信システムとその制御方法、および、光分配器
JP2016539575A (ja) * 2013-11-21 2016-12-15 アルカテル−ルーセント 受動光ネットワークにおける長期発光障害ｏｎｕを識別する方法

Also Published As

Publication number Publication date
JP7780111B2 (ja) 2025-12-04
US20250192883A1 (en) 2025-06-12
WO2023175683A1 (ja) 2023-09-21

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