CN105991485B - 信道间隔估计装置、波长监测装置以及接收机 - Google Patents

信道间隔估计装置、波长监测装置以及接收机 Download PDF

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Publication number
CN105991485B
CN105991485B CN201510050258.7A CN201510050258A CN105991485B CN 105991485 B CN105991485 B CN 105991485B CN 201510050258 A CN201510050258 A CN 201510050258A CN 105991485 B CN105991485 B CN 105991485B
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CN
China
Prior art keywords
spectrum
module
signal
channel spacing
input signal
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.)
Expired - Fee Related
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CN201510050258.7A
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English (en)
Chinese (zh)
Other versions
CN105991485A (zh
Inventor
赵颖
窦亮
陶振宁
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Fujitsu Ltd
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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.)
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Publication date
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Priority to CN201510050258.7A priority Critical patent/CN105991485B/zh
Priority to JP2016012620A priority patent/JP2016144207A/ja
Priority to US15/007,891 priority patent/US9806922B2/en
Publication of CN105991485A publication Critical patent/CN105991485A/zh
Application granted granted Critical
Publication of CN105991485B publication Critical patent/CN105991485B/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • 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

Landscapes

  • 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)
CN201510050258.7A 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 Expired - Fee Related CN105991485B (zh)

Priority Applications (3)

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
JP2016012620A 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
US15/007,891 US9806922B2 (en) 2015-01-30 2016-01-27 Apparatus for estimating channel spacing, apparatus for monitoring wavelength, and receiver

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
CN105991485A CN105991485A (zh) 2016-10-05
CN105991485B true CN105991485B (zh) 2019-03-22

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Country Status (3)

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

Families Citing this family (5)

* 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
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
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0939502A3 (en) * 1998-02-27 2003-05-28 Lucent Technologies Inc. Channel tracking in a mobile receiver
CN101835243A (zh) * 2010-05-25 2010-09-15 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
CN103918217A (zh) * 2011-11-07 2014-07-09 瑞典爱立信有限公司 用于载波聚合的信道间隔确定

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US8818284B2 (en) * 2011-08-10 2014-08-26 Raytheon Company Dynamic spectrum access for networked radios
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0939502A3 (en) * 1998-02-27 2003-05-28 Lucent Technologies Inc. Channel tracking in a mobile receiver
CN101835243A (zh) * 2010-05-25 2010-09-15 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
CN103918217A (zh) * 2011-11-07 2014-07-09 瑞典爱立信有限公司 用于载波聚合的信道间隔确定

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
协同AF-OFDM系统中信道估计方法的研究;杨丽婷;《中国优秀硕士学位论文全文数据库 信息科技辑》;20131215(第S1期);第I136-150页

Also Published As

Publication number Publication date
JP2016144207A (ja) 2016-08-08
US20160226683A1 (en) 2016-08-04
US9806922B2 (en) 2017-10-31
CN105991485A (zh) 2016-10-05

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Granted publication date: 20190322