JP2016144207A - チャネル間隔推定装置、波長検出装置及び受信機 - Google Patents

チャネル間隔推定装置、波長検出装置及び受信機 Download PDF

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Publication number
JP2016144207A
JP2016144207A JP2016012620A JP2016012620A JP2016144207A JP 2016144207 A JP2016144207 A JP 2016144207A JP 2016012620 A JP2016012620 A JP 2016012620A JP 2016012620 A JP2016012620 A JP 2016012620A JP 2016144207 A JP2016144207 A JP 2016144207A
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Japan
Prior art keywords
frequency spectrum
signal
module
frequency
gap width
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Pending
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JP2016012620A
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English (en)
Japanese (ja)
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JP2016144207A5 (enExample
Inventor
ジャオ・イン
Ying Zhao
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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Publication of JP2016144207A publication Critical patent/JP2016144207A/ja
Publication of JP2016144207A5 publication Critical patent/JP2016144207A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0006—Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
    • 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
    • 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
    • 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
    • H04B10/07957—Monitoring or measuring wavelength
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/616—Details of the electronic signal processing in coherent optical receivers

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Communication System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2016012620A 2015-01-30 2016-01-26 チャネル間隔推定装置、波長検出装置及び受信機 Pending JP2016144207A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510050258.7A CN105991485B (zh) 2015-01-30 2015-01-30 信道间隔估计装置、波长监测装置以及接收机
CN201510050258.7 2015-01-30

Publications (2)

Publication Number Publication Date
JP2016144207A true JP2016144207A (ja) 2016-08-08
JP2016144207A5 JP2016144207A5 (enExample) 2016-09-15

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JP2016012620A Pending JP2016144207A (ja) 2015-01-30 2016-01-26 チャネル間隔推定装置、波長検出装置及び受信機

Country Status (3)

Country Link
US (1) US9806922B2 (enExample)
JP (1) JP2016144207A (enExample)
CN (1) CN105991485B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019071513A (ja) * 2017-10-05 2019-05-09 富士通株式会社 伝送装置及びチャネル間隔測定方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9871582B2 (en) * 2015-12-04 2018-01-16 Cienna Corporation Optical channel telemetry
US10110320B2 (en) * 2017-03-17 2018-10-23 Juniper Networks, Inc. Method for monitoring and correction of adjacent channel penalty in coherent optical transmission
CN109831275B (zh) * 2017-11-23 2022-11-22 深圳市航盛轨道交通电子有限责任公司 重叠复用信号的波形调制和解调的方法和装置
CN110299979B (zh) * 2018-03-23 2022-04-08 中国移动通信有限公司研究院 一种同频测量方法、网络设备、终端和计算机存储介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6208617B1 (en) * 1998-02-27 2001-03-27 Lucent Technologies, Inc. Channel tracking in a mobile receiver
US6944406B1 (en) * 2000-08-04 2005-09-13 Fujitsu Limited Transport system with tunable channel spacing DWDM
US20020154313A1 (en) * 2001-04-23 2002-10-24 Gan Zhou Optical interferometer for multiplexing optical signals
CN101835243B (zh) * 2010-05-25 2012-05-23 北京星网锐捷网络技术有限公司 无线接入点工作信道选择方法及装置
US8818284B2 (en) * 2011-08-10 2014-08-26 Raytheon Company Dynamic spectrum access for networked radios
CN103918217B (zh) * 2011-11-07 2019-05-03 瑞典爱立信有限公司 用于载波聚合的信道间隔确定
JP2013106187A (ja) * 2011-11-14 2013-05-30 Hitachi Ltd 波長多重光伝送装置、波長多重光伝送システム、波長多重光伝送方法
US11102787B2 (en) * 2014-12-19 2021-08-24 Comcast Cable Communications, Llc Interference detection and remedy

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019071513A (ja) * 2017-10-05 2019-05-09 富士通株式会社 伝送装置及びチャネル間隔測定方法
JP7021495B2 (ja) 2017-10-05 2022-02-17 富士通株式会社 伝送装置及びチャネル間隔測定方法

Also Published As

Publication number Publication date
US20160226683A1 (en) 2016-08-04
CN105991485B (zh) 2019-03-22
US9806922B2 (en) 2017-10-31
CN105991485A (zh) 2016-10-05

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