JP2016178635A - 光信号対雑音比の監視装置、信号送信装置及び受信機 - Google Patents

光信号対雑音比の監視装置、信号送信装置及び受信機 Download PDF

Info

Publication number
JP2016178635A
JP2016178635A JP2016051210A JP2016051210A JP2016178635A JP 2016178635 A JP2016178635 A JP 2016178635A JP 2016051210 A JP2016051210 A JP 2016051210A JP 2016051210 A JP2016051210 A JP 2016051210A JP 2016178635 A JP2016178635 A JP 2016178635A
Authority
JP
Japan
Prior art keywords
signal
received signal
frequency
noise
frequency domain
Prior art date
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.)
Pending
Application number
JP2016051210A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016178635A5 (enExample
Inventor
ドウ・リアン
Liang Dou
タオ・ジェヌニン
Zhenning Tao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of JP2016178635A publication Critical patent/JP2016178635A/ja
Publication of JP2016178635A5 publication Critical patent/JP2016178635A5/ja
Pending legal-status Critical Current

Links

Images

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
    • H04B10/0775—Performance monitoring and measurement of transmission parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
JP2016051210A 2015-03-18 2016-03-15 光信号対雑音比の監視装置、信号送信装置及び受信機 Pending JP2016178635A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510119183.3 2015-03-18
CN201510119183.3A CN106033996B (zh) 2015-03-18 2015-03-18 光信噪比的监测装置以及接收机

Publications (2)

Publication Number Publication Date
JP2016178635A true JP2016178635A (ja) 2016-10-06
JP2016178635A5 JP2016178635A5 (enExample) 2016-11-24

Family

ID=56925463

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016051210A Pending JP2016178635A (ja) 2015-03-18 2016-03-15 光信号対雑音比の監視装置、信号送信装置及び受信機

Country Status (3)

Country Link
US (1) US9882636B2 (enExample)
JP (1) JP2016178635A (enExample)
CN (1) CN106033996B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018195997A (ja) * 2017-05-18 2018-12-06 富士通株式会社 光信号対雑音比を測定する装置および方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108964755B (zh) * 2017-05-17 2021-05-07 富士通株式会社 光信噪比监测装置、信号发送装置及方法、光接收机
EP3657704B1 (en) * 2017-08-28 2021-12-01 Mitsubishi Electric Corporation Optical communication device
CN112217563B (zh) * 2020-09-27 2022-05-13 武汉光迅科技股份有限公司 一种光信号的处理方法、系统、电子设备及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6396051B1 (en) * 2000-06-07 2002-05-28 Sycamore Networks, Inc. High resolution optical performance monitor for DWDM system
US7835641B2 (en) * 2007-08-31 2010-11-16 Lantiq Deutschland Gmbh Light emitter controlling
US8078054B2 (en) * 2008-06-30 2011-12-13 Alcatel Lucent Apparatus and method for improving the tolerance of tone-based optical channel monitoring to stimulated Raman scattering
US8285148B2 (en) * 2009-08-04 2012-10-09 Alcatel Lucent Spectral efficiency estimation in coherent receivers
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018195997A (ja) * 2017-05-18 2018-12-06 富士通株式会社 光信号対雑音比を測定する装置および方法

Also Published As

Publication number Publication date
US20160277105A1 (en) 2016-09-22
CN106033996B (zh) 2018-07-10
US9882636B2 (en) 2018-01-30
CN106033996A (zh) 2016-10-19

Similar Documents

Publication Publication Date Title
JP2017076966A (ja) 光信号対雑音比の監視装置、信号送信装置及び受信機
JP2016019289A (ja) 光信号雑音比の監視装置、送信機及び通信システム
JP6310091B2 (ja) 色度分散測定方法、装置およびデジタルコヒーレント受信機
JP2016178635A (ja) 光信号対雑音比の監視装置、信号送信装置及び受信機
JP6682985B2 (ja) 信号処理装置、信号送信装置及び受信機
JP2017175613A (ja) 周波数オフセット推定装置、チャネル間隔推定装置、方法及びシステム
CN108631882B (zh) 用于相干光学传输中相邻信道代价的监测和校正的方法
WO2011099589A1 (ja) 位相偏差・搬送波周波数偏差補償装置および位相偏差・搬送波周波数偏差補償方法
CN109802723B (zh) 监测光信噪比的方法、装置、接收机和通信系统
CN105519019B (zh) 一种检测干扰信号的方法及装置
JP2017195598A (ja) パイロット周波数オフセットの処理装置、方法及び受信機
JP2023506565A (ja) 周波数領域等化方法、等化器、光受信器、及びシステム
WO2017198111A1 (zh) 一种频偏估计方法、装置及计算机存储介质
CN106101044B (zh) 一种用于相干光通信系统的基于多步插值的频偏估计方法
US20180175933A1 (en) Communication device, communication system and communication method for transmitting optical signal
Zhao et al. Compressed sensing theory-based channel estimation for optical orthogonal frequency division multiplexing communication system
JP6981081B2 (ja) 残存直流成分の測定方法、装置及びシステム
WO2019114646A1 (en) Pilot tone compensation in receiver optical digital signal processing
JP2017195599A (ja) 信号処理装置、チャネル間隔検出装置、方法及びシステム
WO2015196744A1 (zh) 用于主动配电网的信号处理方法和装置
CN108964755B (zh) 光信噪比监测装置、信号发送装置及方法、光接收机
JP2023166996A (ja) 非線形システム雑音の測定装置及び方法
JP6441751B2 (ja) クロストーク補償装置及びクロストーク除去方法
JP2012165287A (ja) 光信号品質監視装置及び方法
CN110460551A (zh) 一种基于最小均方误差的信道载波相位恢复方法

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20161005