JP2016149768A - 光信号対雑音比の監視装置、監視方法及び受信機 - Google Patents

光信号対雑音比の監視装置、監視方法及び受信機 Download PDF

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Publication number
JP2016149768A
JP2016149768A JP2016021631A JP2016021631A JP2016149768A JP 2016149768 A JP2016149768 A JP 2016149768A JP 2016021631 A JP2016021631 A JP 2016021631A JP 2016021631 A JP2016021631 A JP 2016021631A JP 2016149768 A JP2016149768 A JP 2016149768A
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Japan
Prior art keywords
signal
received signal
noise ratio
optical
pilot signal
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JP2016021631A
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Japanese (ja)
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JP2016149768A5 (enExample
Inventor
ドウ・リアン
Liang Dou
タオ・ジェヌニン
Zhenning Tao
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Fujitsu Ltd
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Fujitsu Ltd
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    • 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
    • H04B10/0775—Performance monitoring and measurement of transmission parameters

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP2016021631A 2015-02-10 2016-02-08 光信号対雑音比の監視装置、監視方法及び受信機 Pending JP2016149768A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510068356.3 2015-02-10
CN201510068356.3A CN105991186B (zh) 2015-02-10 2015-02-10 光信噪比的监测装置、方法以及接收机

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JP2016149768A true JP2016149768A (ja) 2016-08-18
JP2016149768A5 JP2016149768A5 (enExample) 2016-09-29

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US (1) US9871581B2 (enExample)
JP (1) JP2016149768A (enExample)
CN (1) CN105991186B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020069663A1 (en) 2018-10-05 2020-04-09 Huawei Technologies Co., Ltd. Monitoring performance of optical network using low-power gaps and a pilot tone

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10574351B2 (en) * 2017-10-23 2020-02-25 Huawei Technologies Co., Ltd. Monitoring performance of optical network equipment using pilot tones
CN117081900A (zh) * 2022-05-10 2023-11-17 富士通株式会社 信号生成装置及方法
CN117498941B (zh) * 2023-12-28 2024-04-12 湖北大学 一种改进型光纤非线性损伤补偿方法、设备及存储设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10111497B4 (de) * 2001-03-09 2007-01-11 Siemens Ag Verfahren zur Ermittlung der Signalqualität bei optischen Übertragungssystemen
US8699880B2 (en) * 2010-01-21 2014-04-15 Ciena Corporation Optical transceivers for use in fiber optic communication networks
US8588624B2 (en) * 2010-05-07 2013-11-19 Tyco Electronics Subsea Communications Llc Pilot symbol aided carrier phase estimation
FR3008567A1 (fr) * 2013-07-10 2015-01-16 Orange Determination d'un rapport signal a bruit optique d'un signal optique
US9344190B2 (en) * 2014-05-14 2016-05-17 Fujitsu Limited Flexible placement of spectral inverters in optical networks

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020069663A1 (en) 2018-10-05 2020-04-09 Huawei Technologies Co., Ltd. Monitoring performance of optical network using low-power gaps and a pilot tone
EP3844896A4 (en) * 2018-10-05 2021-11-03 Huawei Technologies Co., Ltd. MONITORING THE PERFORMANCE OF AN OPTICAL NETWORK WITH LOW POWER GAPS AND A PILOT TONE

Also Published As

Publication number Publication date
US9871581B2 (en) 2018-01-16
CN105991186B (zh) 2018-06-19
US20160233955A1 (en) 2016-08-11
CN105991186A (zh) 2016-10-05

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