CN110383714B - 使用频谱相关性对已调制信号的频谱形状进行无噪声测量 - Google Patents

使用频谱相关性对已调制信号的频谱形状进行无噪声测量 Download PDF

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CN110383714B
CN110383714B CN201880015245.8A CN201880015245A CN110383714B CN 110383714 B CN110383714 B CN 110383714B CN 201880015245 A CN201880015245 A CN 201880015245A CN 110383714 B CN110383714 B CN 110383714B
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spectral
optical
data
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CN110383714A (zh
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N·西尔
何刚
B·吕谢
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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)
CN201880015245.8A 2017-04-26 2018-04-06 使用频谱相关性对已调制信号的频谱形状进行无噪声测量 Active CN110383714B (zh)

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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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CN110383714A CN110383714A (zh) 2019-10-25
CN110383714B true CN110383714B (zh) 2022-06-17

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

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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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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
WO2018197975A1 (en) 2018-11-01
JP7169980B2 (ja) 2022-11-11
US20190305845A1 (en) 2019-10-03

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