JP7169980B2 - スペクトル相関を使用した変調信号のスペクトル形状の無雑音測定 - Google Patents

スペクトル相関を使用した変調信号のスペクトル形状の無雑音測定 Download PDF

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JP7169980B2
JP7169980B2 JP2019547286A JP2019547286A JP7169980B2 JP 7169980 B2 JP7169980 B2 JP 7169980B2 JP 2019547286 A JP2019547286 A JP 2019547286A JP 2019547286 A JP2019547286 A JP 2019547286A JP 7169980 B2 JP7169980 B2 JP 7169980B2
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spectral
optical
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JP2020518146A5 (enExample
JP2020518146A (ja
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シール，ノーマン
ホー，ガン
ルシェ，ベルナール
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Exfo Inc
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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
    • H04B10/079—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
    • H04B10/07953—Monitoring or measuring OSNR, BER or Q
    • 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
    • H04B10/07955—Monitoring or measuring power

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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)
JP2019547286A 2017-04-26 2018-04-06 スペクトル相関を使用した変調信号のスペクトル形状の無雑音測定 Active JP7169980B2 (ja)

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US201762490113P 2017-04-26 2017-04-26
US62/490,113 2017-04-26
PCT/IB2018/052423 WO2018197975A1 (en) 2017-04-26 2018-04-06 Noise-free measurement of the spectral shape of a modulated signal using spectral correlation

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JP2020518146A JP2020518146A (ja) 2020-06-18
JP2020518146A5 JP2020518146A5 (enExample) 2021-05-06
JP7169980B2 true JP7169980B2 (ja) 2022-11-11

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JP2019547286A Active JP7169980B2 (ja) 2017-04-26 2018-04-06 スペクトル相関を使用した変調信号のスペクトル形状の無雑音測定

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US (1) US10727940B2 (enExample)
EP (1) EP3616336B1 (enExample)
JP (1) JP7169980B2 (enExample)
CN (1) CN110383714B (enExample)
WO (1) WO2018197975A1 (enExample)

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US10812183B2 (en) 2019-02-15 2020-10-20 Viavi Solutions Inc. Mitigating polarization dependent loss (PDL) by transforming frequency components to a ball
EP3758258B1 (en) * 2019-06-27 2023-04-12 Viavi Solutions Inc. Measuring linear and non-linear transmission perturbations in optical transmission systems
CN110768718B (zh) * 2019-10-29 2021-05-11 Oppo广东移动通信有限公司 紫外光通信方法及相关产品
EP4128225B1 (en) * 2020-03-30 2024-12-25 Harman Becker Automotive Systems GmbH Noise supression for speech enhancement
DE102020116094B4 (de) * 2020-06-18 2022-02-10 Carl Zeiss Spectroscopy Gmbh Mehrzahl an baugleichen Spektrometern und Verfahren zu deren Kalibrierung
CN114079505B (zh) * 2020-08-19 2023-07-18 华为技术有限公司 光信号的功率检测电路、系统、方法以及芯片
CN114764569B (zh) * 2020-12-30 2025-11-21 广东美的白色家电技术创新中心有限公司 一种拍振信息提取方法、装置、电子设备及存储介质
US11515946B1 (en) 2021-11-24 2022-11-29 Rockwell Collins, Inc. System and method for analog estimation and streaming of a spectral correlation function (SCF)
US11539431B1 (en) * 2022-01-18 2022-12-27 Huawei Technologies Co., Ltd. Systems and methods for optical filter fault localization
US12126375B2 (en) 2022-06-17 2024-10-22 Cisco Technology, Inc. Automatic trend identification and anomaly detection in optical channel monitoring spectrum
US12476712B2 (en) * 2023-09-08 2025-11-18 Huawei Technologies Co., Ltd. Method and device for monitoring generalized optical signal-to-noise ratio, coherent receiver and network apparatus

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JP2011257194A (ja) 2010-06-07 2011-12-22 Anritsu Corp Ｏｓｎｒ評価装置及びｏｓｎｒ評価方法
JP2015106905A (ja) 2013-12-03 2015-06-08 富士通株式会社 光信号対雑音比モニタのための校正係数を生成する装置および方法
US20160164599A1 (en) 2014-12-09 2016-06-09 Jds Uniphase Corporation Determining in-band optical signal-to-noise ratio in polarization-multiplexed optical signals using signal correlations

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JP2002168691A (ja) * 2000-11-28 2002-06-14 Ando Electric Co Ltd 雑音指数測定装置、及び、雑音指数測定方法
US6515276B2 (en) 2001-03-17 2003-02-04 Agilent Technologies, Inc. Heterodyne optical spectrum analyzer with provisions for intensity noise subtraction
US20120093501A1 (en) * 2009-08-19 2012-04-19 Exfo Inc. In-Band Optical Noise Measurement Using Differential Polarization Response
WO2011022889A1 (zh) * 2009-08-31 2011-03-03 华为技术有限公司 带内光信噪比的检测方法及装置
EP2486678B1 (en) 2010-02-15 2018-08-15 Exfo Inc. Reference-based in-band osnr measurement on polarization-multiplexed signals
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EP2676384B1 (en) * 2011-02-18 2021-03-31 EXFO Inc. Characterization of non-ase noise on optical signals
WO2014176626A1 (en) * 2013-05-01 2014-11-06 The University Of Sydney A system and a method for generating information indicative of an impairment of an optical signal
US9596027B2 (en) * 2013-05-03 2017-03-14 Exfo Inc. Signal deformation measurement on polarization-multiplexed signals
EP3018839B1 (en) 2014-11-05 2020-01-15 EXFO Inc. In-band noise and/or spectral deformation measurement on polarization-multiplexed signals
US9954610B2 (en) * 2014-11-05 2018-04-24 Exfo Inc. In-band noise determination on optical communication signals
JP6651881B2 (ja) * 2016-02-04 2020-02-19 富士通株式会社 光受信器評価方法および光源装置
US10367584B2 (en) * 2016-07-29 2019-07-30 PSquared Technologies LLC Electro-mechanic-photonic delay line for analog signal processing
JP7003428B2 (ja) * 2017-03-30 2022-01-20 富士通株式会社 不平衡補償装置、送信装置、受信装置、及び不平衡補償方法
CN108088655B (zh) * 2017-12-18 2019-05-10 南京航空航天大学 基于双边带调制与频移的光器件测量方法、装置
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JP2011257194A (ja) 2010-06-07 2011-12-22 Anritsu Corp Ｏｓｎｒ評価装置及びｏｓｎｒ評価方法
JP2015106905A (ja) 2013-12-03 2015-06-08 富士通株式会社 光信号対雑音比モニタのための校正係数を生成する装置および方法
US20160164599A1 (en) 2014-12-09 2016-06-09 Jds Uniphase Corporation Determining in-band optical signal-to-noise ratio in polarization-multiplexed optical signals using signal correlations

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US10727940B2 (en) 2020-07-28
EP3616336A4 (en) 2021-01-13
EP3616336A1 (en) 2020-03-04
CN110383714A (zh) 2019-10-25
EP3616336B1 (en) 2021-11-17
JP2020518146A (ja) 2020-06-18
CN110383714B (zh) 2022-06-17
WO2018197975A1 (en) 2018-11-01
US20190305845A1 (en) 2019-10-03

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