CN101159493B - 利用时分复用测试信号测试光放大链路 - Google Patents
利用时分复用测试信号测试光放大链路 Download PDFInfo
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- CN101159493B CN101159493B CN2007101641614A CN200710164161A CN101159493B CN 101159493 B CN101159493 B CN 101159493B CN 2007101641614 A CN2007101641614 A CN 2007101641614A CN 200710164161 A CN200710164161 A CN 200710164161A CN 101159493 B CN101159493 B CN 101159493B
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- probe signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/08—Time-division multiplex systems
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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
- H04B10/077—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US82848406P | 2006-10-06 | 2006-10-06 | |
US60/828,484 | 2006-10-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101159493A CN101159493A (zh) | 2008-04-09 |
CN101159493B true CN101159493B (zh) | 2012-03-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101641614A Active CN101159493B (zh) | 2006-10-06 | 2007-10-08 | 利用时分复用测试信号测试光放大链路 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7925158B2 (zh) |
EP (1) | EP1909412B1 (zh) |
CN (1) | CN101159493B (zh) |
DE (1) | DE602007003926D1 (zh) |
ES (1) | ES2338715T3 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8190024B2 (en) * | 2008-05-12 | 2012-05-29 | Verizon Patent And Licensing Inc. | Systems and methods for wavelength scanning of in-service wavelength division multiplexing systems |
US8811815B2 (en) * | 2009-04-20 | 2014-08-19 | Verizon Patent And Licensing Inc. | Optical network testing |
US9106051B1 (en) * | 2014-07-02 | 2015-08-11 | Northrop Grumman Systems Corporation | Multi-wavelength seed source for coherent fiber amplifiers |
EP3207649A4 (en) | 2014-10-14 | 2018-07-11 | The Arizona Board of Regents on behalf of the University of Arizona | Multi-wavelength balanced optical transmission networks |
CN105790830B (zh) * | 2014-12-26 | 2018-11-20 | 华为技术有限公司 | 光模块在位检测方法和装置 |
CN108370277A (zh) * | 2015-12-03 | 2018-08-03 | 代表亚利桑那大学的亚利桑那校董会 | 波分复用网络中信号质量的快速检测 |
US10887007B2 (en) * | 2017-02-22 | 2021-01-05 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Fast EDFA gain spectrum characterization using weak probe and fourier sampling |
CN112054841A (zh) * | 2019-06-06 | 2020-12-08 | 中国移动通信有限公司研究院 | 有源模块、移动通信前传系统和移动通信前传管控方法 |
CN110429991A (zh) * | 2019-07-16 | 2019-11-08 | 国网江苏省电力有限公司电力科学研究院 | 一种电能数据采集仿真测试系统 |
US11791925B2 (en) * | 2021-11-08 | 2023-10-17 | Huawei Technologies Co., Ltd. | Method, apparatus and system for determining multipath interference (MPI) on an optical link |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1595845A (zh) * | 2004-06-24 | 2005-03-16 | 烽火通信科技股份有限公司 | 一种40g光传输系统误码率检测方法和装置 |
CN1762114A (zh) * | 2003-02-04 | 2006-04-19 | 日出电讯公司 | 测试波分复用光网络中网络数据信号的方法和装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61166235A (ja) * | 1985-01-18 | 1986-07-26 | Matsushita Electric Ind Co Ltd | Pcm光送信装置 |
JPS63171051A (ja) * | 1987-01-09 | 1988-07-14 | Hitachi Ltd | 装置診断方法 |
US6175416B1 (en) * | 1996-08-06 | 2001-01-16 | Brown University Research Foundation | Optical stress generator and detector |
US7181138B1 (en) | 1998-12-14 | 2007-02-20 | Tellabs Operations, Inc. | Optical network connection test apparatus and methods |
JP2001274772A (ja) * | 2000-03-24 | 2001-10-05 | Kddi Corp | Tdm光多重装置、tdm光分離装置、wdm/tdm変換装置及びtdm/wdm変換装置 |
JP2001308417A (ja) * | 2000-04-18 | 2001-11-02 | Ando Electric Co Ltd | 光増幅器評価方法および光増幅器評価装置 |
US6542233B1 (en) * | 2000-10-04 | 2003-04-01 | Nortel Networks Limited | Method and apparatus for the measurement of erbium optical amplifiers |
JP3880873B2 (ja) * | 2002-03-06 | 2007-02-14 | 富士通株式会社 | 多重光路干渉光測定方法および測定装置 |
JP2004064148A (ja) * | 2002-07-24 | 2004-02-26 | Nippon Telegr & Teleph Corp <Ntt> | 光時分割多重信号チャネル識別方法及びその装置 |
US7711266B1 (en) * | 2004-12-07 | 2010-05-04 | Sprint Communications Company L.P. | PMD measurements for an in-service fiber span |
US7403712B2 (en) * | 2005-02-22 | 2008-07-22 | Northrop Grumman Corporation | Matrix time division multiplex (MTDM) interrogation |
US7787765B2 (en) * | 2005-12-21 | 2010-08-31 | International Business Machines Corporation | Method and apparatus device for initializing an end-to-end link in a fiber optic communications system |
US7826745B2 (en) * | 2005-12-21 | 2010-11-02 | International Business Machines Corporation | Open fiber control and loss of light propagation in time division multiplexed inter-system channel link |
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2007
- 2007-10-02 EP EP07253901A patent/EP1909412B1/en active Active
- 2007-10-02 DE DE602007003926T patent/DE602007003926D1/de active Active
- 2007-10-02 ES ES07253901T patent/ES2338715T3/es active Active
- 2007-10-03 US US11/866,575 patent/US7925158B2/en active Active
- 2007-10-08 CN CN2007101641614A patent/CN101159493B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1762114A (zh) * | 2003-02-04 | 2006-04-19 | 日出电讯公司 | 测试波分复用光网络中网络数据信号的方法和装置 |
CN1595845A (zh) * | 2004-06-24 | 2005-03-16 | 烽火通信科技股份有限公司 | 一种40g光传输系统误码率检测方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1909412A1 (en) | 2008-04-09 |
ES2338715T3 (es) | 2010-05-11 |
US20080085115A1 (en) | 2008-04-10 |
EP1909412B1 (en) | 2009-12-23 |
DE602007003926D1 (de) | 2010-02-04 |
US7925158B2 (en) | 2011-04-12 |
CN101159493A (zh) | 2008-04-09 |
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Address after: No. 430 California Milpitas Boulevard Mccarthy Patentee after: VIAVI TECHNOLOGY CO., LTD Address before: No. 430 California Milpitas Boulevard Mccarthy Patentee before: Flex Products Inc. A. JDS Unipha |
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