CN104104447A - 光功率均衡方法及装置 - Google Patents
光功率均衡方法及装置 Download PDFInfo
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- CN104104447A CN104104447A CN201310122436.3A CN201310122436A CN104104447A CN 104104447 A CN104104447 A CN 104104447A CN 201310122436 A CN201310122436 A CN 201310122436A CN 104104447 A CN104104447 A CN 104104447A
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- power
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- optical
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- 230000003287 optical effect Effects 0.000 title claims abstract description 203
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000012544 monitoring process Methods 0.000 claims abstract description 76
- 238000012360 testing method Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 230000003595 spectral effect Effects 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000009022 nonlinear effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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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
- H04B10/50—Transmitters
- H04B10/564—Power control
-
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
- H04J14/02126—Multicast switch arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0221—Power control, e.g. to keep the total optical power constant
- H04J14/02216—Power control, e.g. to keep the total optical power constant by gain equalization
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/01—Equalisers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (10)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310122436.3A CN104104447B (zh) | 2013-04-10 | 2013-04-10 | 光功率均衡方法及装置 |
KR1020157031429A KR102148554B1 (ko) | 2013-04-10 | 2013-09-13 | 광파워 등화 방법 및 장치 |
JP2016506751A JP6386533B2 (ja) | 2013-04-10 | 2013-09-13 | 光パワー等化方法及び装置 |
US14/783,209 US20160050021A1 (en) | 2013-04-10 | 2013-09-13 | Optical power equalization method and apparatus |
PCT/CN2013/083485 WO2014166207A1 (zh) | 2013-04-10 | 2013-09-13 | 光功率均衡方法及装置 |
EP13882022.0A EP2985930B1 (en) | 2013-04-10 | 2013-09-13 | Equalization method and device for optical power |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310122436.3A CN104104447B (zh) | 2013-04-10 | 2013-04-10 | 光功率均衡方法及装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104104447A true CN104104447A (zh) | 2014-10-15 |
CN104104447B CN104104447B (zh) | 2018-08-24 |
Family
ID=51672287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310122436.3A Active CN104104447B (zh) | 2013-04-10 | 2013-04-10 | 光功率均衡方法及装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20160050021A1 (zh) |
EP (1) | EP2985930B1 (zh) |
JP (1) | JP6386533B2 (zh) |
KR (1) | KR102148554B1 (zh) |
CN (1) | CN104104447B (zh) |
WO (1) | WO2014166207A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104243019A (zh) * | 2014-09-25 | 2014-12-24 | 工业和信息化部电信传输研究所 | 一种光信噪比测试方法和装置 |
CN112583489A (zh) * | 2019-09-30 | 2021-03-30 | 中兴通讯股份有限公司 | 一种光网络功率控制自动方法及装置、存储介质 |
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US9768902B2 (en) | 2015-10-22 | 2017-09-19 | Ciena Corporation | Control systems and methods for spectrally overlapped flexible grid spectrum using a control bandwidth |
JP6562149B2 (ja) * | 2016-03-10 | 2019-08-21 | 日本電気株式会社 | 光伝送システム、波長選択スイッチの制御装置、及び挿入損失補正方法 |
US10200770B2 (en) * | 2017-04-07 | 2019-02-05 | Ciena Corporation | Management of flexible grid and supercarriers in optical networks using a data model |
US10243688B2 (en) * | 2017-06-12 | 2019-03-26 | Fujitsu Limited | Reach extension of multi-carrier channels using unequal subcarrier spacing |
JP6977774B2 (ja) * | 2017-08-29 | 2021-12-08 | 日本電気株式会社 | 光伝送装置および光信号レベル制御方法 |
US10601520B2 (en) | 2018-02-07 | 2020-03-24 | Infinera Corporation | Clock recovery for digital subcarriers for optical networks |
US11368228B2 (en) * | 2018-04-13 | 2022-06-21 | Infinera Corporation | Apparatuses and methods for digital subcarrier parameter modifications for optical communication networks |
US11095389B2 (en) | 2018-07-12 | 2021-08-17 | Infiriera Corporation | Subcarrier based data center network architecture |
US11075694B2 (en) | 2019-03-04 | 2021-07-27 | Infinera Corporation | Frequency division multiple access optical subcarriers |
US11258528B2 (en) | 2019-09-22 | 2022-02-22 | Infinera Corporation | Frequency division multiple access optical subcarriers |
US11336369B2 (en) | 2019-03-22 | 2022-05-17 | Infinera Corporation | Framework for handling signal integrity using ASE in optical networks |
US11418312B2 (en) | 2019-04-19 | 2022-08-16 | Infinera Corporation | Synchronization for subcarrier communication |
US11838105B2 (en) | 2019-05-07 | 2023-12-05 | Infinera Corporation | Bidirectional optical communications |
US11190291B2 (en) | 2019-05-14 | 2021-11-30 | Infinera Corporation | Out-of-band communication channel for subcarrier-based optical communication systems |
US10965378B2 (en) | 2019-05-14 | 2021-03-30 | Infinera Corporation | Out-of-band communication channel for sub-carrier-based optical communication systems |
US11296812B2 (en) | 2019-05-14 | 2022-04-05 | Infinera Corporation | Out-of-band communication channel for subcarrier-based optical communication systems |
US11239935B2 (en) | 2019-05-14 | 2022-02-01 | Infinera Corporation | Out-of-band communication channel for subcarrier-based optical communication systems |
US11489613B2 (en) | 2019-05-14 | 2022-11-01 | Infinera Corporation | Out-of-band communication channel for subcarrier-based optical communication systems |
US11476966B2 (en) | 2019-05-14 | 2022-10-18 | Infinera Corporation | Out-of-band communication channel for subcarrier-based optical communication systems |
US11483257B2 (en) | 2019-09-05 | 2022-10-25 | Infinera Corporation | Dynamically switching queueing schemes for network switches |
US12081269B2 (en) | 2019-10-10 | 2024-09-03 | Infinera Corporation | Hub-leaf laser synchronization |
CA3157060A1 (en) | 2019-10-10 | 2021-04-15 | Infinera Corporation | Optical subcarrier dual-path protection and restoration for optical communications networks |
CA3157806A1 (en) | 2019-10-10 | 2021-04-15 | Infinera Corporation | Network switches systems for optical communications networks |
CN113497651B (zh) * | 2020-03-18 | 2022-10-04 | 华为技术有限公司 | 一种标定插入损耗的方法以及相关设备 |
US12081272B2 (en) | 2022-06-24 | 2024-09-03 | Cisco Technology, Inc. | Optical power tool |
Citations (12)
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CN1325203A (zh) * | 2000-05-18 | 2001-12-05 | 马科尼通讯有限公司 | 辐射功率均衡器 |
CN1336741A (zh) * | 2001-09-14 | 2002-02-20 | 清华大学 | 具有自适应光功率均衡的光分插复用器 |
CN1339891A (zh) * | 2001-10-19 | 2002-03-13 | 清华大学 | 多波长自适应光功率均衡的光分插复用器 |
CN1527525A (zh) * | 2003-03-07 | 2004-09-08 | 中兴通讯股份有限公司 | 实现光网络光端机的通道功率动态均衡控制装置及方法 |
CN1627670A (zh) * | 2003-12-09 | 2005-06-15 | 华为技术有限公司 | 波分复用光传输系统及其传输方法 |
US20050213968A1 (en) * | 2004-03-25 | 2005-09-29 | Hitachi Communication Technologies, Ltd. | Optical transmission apparatus and control method therefor |
US7123404B1 (en) * | 2005-09-28 | 2006-10-17 | Fujitsu Limited | Optical amplifier and optical amplification method |
CN101237274A (zh) * | 2007-01-31 | 2008-08-06 | 华为技术有限公司 | 前向控制信道增益传输方法、前向控制信息传输方法和系统 |
CN101719797A (zh) * | 2010-01-08 | 2010-06-02 | 烽火通信科技股份有限公司 | Wdm系统自动增益均衡的实现方法及装置 |
US20100158532A1 (en) * | 2008-12-24 | 2010-06-24 | Fujitsu Limited | Wdm transmission apparatus, optical add-drop multiplexer and wdm transmission method |
CN102088314A (zh) * | 2011-01-24 | 2011-06-08 | 北京邮电大学 | 光信噪比监测装置及监测方法 |
CN102742197A (zh) * | 2009-12-08 | 2012-10-17 | 泰科电子海底通信有限责任公司 | 分支的光通信系统中的信道功率管理 |
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JP3803000B2 (ja) * | 1999-09-28 | 2006-08-02 | 富士通株式会社 | 波長間光パワー偏差のモニタ方法、並びに、それを用いた光等化器および光増幅器 |
WO2002019572A1 (fr) * | 2000-08-31 | 2002-03-07 | Fujitsu Limited | Procede de demarrage d'un systeme de communication optique, procede d'agrandissement/de reduction de canaux, et support enregistre lisible par un ordinateur |
CA2443356A1 (en) * | 2001-04-03 | 2002-10-17 | Cidra Corporation | Dynamic optical filter having a spatial light modulator |
US20040208515A1 (en) * | 2001-12-21 | 2004-10-21 | Edmund Walker | Signal to noise ratio measurement in a communications system |
US20070036548A1 (en) * | 2003-08-15 | 2007-02-15 | Xiaodong Duan | System with a distributed optical performance monitor for use in optical networks |
WO2006030524A1 (ja) * | 2004-09-17 | 2006-03-23 | Fujitsu Limited | 光挿入分岐装置 |
JP4929664B2 (ja) * | 2005-03-14 | 2012-05-09 | 富士通株式会社 | 光増幅器の制御装置、光増幅器の制御方法、光伝送装置、光増幅器、帯域単位利得等化器を用いた光増幅器及び帯域単位利得等化器を用いた波長多重伝送システム |
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US8644710B2 (en) * | 2011-06-15 | 2014-02-04 | Verizon Patent And Licensing Inc. | Optical transport having full and flexible bandwidth and channel utilization |
CN102761365A (zh) * | 2012-06-28 | 2012-10-31 | 华为技术有限公司 | 检测光功率的方法和装置 |
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-
2013
- 2013-04-10 CN CN201310122436.3A patent/CN104104447B/zh active Active
- 2013-09-13 WO PCT/CN2013/083485 patent/WO2014166207A1/zh active Application Filing
- 2013-09-13 JP JP2016506751A patent/JP6386533B2/ja active Active
- 2013-09-13 KR KR1020157031429A patent/KR102148554B1/ko active IP Right Grant
- 2013-09-13 US US14/783,209 patent/US20160050021A1/en not_active Abandoned
- 2013-09-13 EP EP13882022.0A patent/EP2985930B1/en active Active
Patent Citations (12)
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CN1325203A (zh) * | 2000-05-18 | 2001-12-05 | 马科尼通讯有限公司 | 辐射功率均衡器 |
CN1336741A (zh) * | 2001-09-14 | 2002-02-20 | 清华大学 | 具有自适应光功率均衡的光分插复用器 |
CN1339891A (zh) * | 2001-10-19 | 2002-03-13 | 清华大学 | 多波长自适应光功率均衡的光分插复用器 |
CN1527525A (zh) * | 2003-03-07 | 2004-09-08 | 中兴通讯股份有限公司 | 实现光网络光端机的通道功率动态均衡控制装置及方法 |
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CN101719797A (zh) * | 2010-01-08 | 2010-06-02 | 烽火通信科技股份有限公司 | Wdm系统自动增益均衡的实现方法及装置 |
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Title |
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RONGQING HUI ET.AL: "Subcarrier Multiplexing for High-Speed Optical Transmission", 《JOURNAL OR LIGHTWAVE TECHNOLOGY》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104243019A (zh) * | 2014-09-25 | 2014-12-24 | 工业和信息化部电信传输研究所 | 一种光信噪比测试方法和装置 |
CN104243019B (zh) * | 2014-09-25 | 2016-09-28 | 工业和信息化部电信传输研究所 | 一种光信噪比测试方法和装置 |
CN112583489A (zh) * | 2019-09-30 | 2021-03-30 | 中兴通讯股份有限公司 | 一种光网络功率控制自动方法及装置、存储介质 |
Also Published As
Publication number | Publication date |
---|---|
EP2985930A1 (en) | 2016-02-17 |
KR102148554B1 (ko) | 2020-08-27 |
EP2985930A4 (en) | 2016-04-13 |
US20160050021A1 (en) | 2016-02-18 |
KR20150143559A (ko) | 2015-12-23 |
EP2985930B1 (en) | 2018-03-07 |
JP6386533B2 (ja) | 2018-09-05 |
WO2014166207A1 (zh) | 2014-10-16 |
CN104104447B (zh) | 2018-08-24 |
JP2016519894A (ja) | 2016-07-07 |
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Effective date of registration: 20180516 Address after: 210012 No. 68 Bauhinia Road, Yuhuatai District, Jiangsu, Nanjing Applicant after: Nanjing Zhongxing New Software Co., Ltd. Address before: No. 55, Nanshan District science and technology road, Nanshan District, Shenzhen, Guangdong Applicant before: ZTE Corporation |
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Effective date of registration: 20191122 Address after: 518057 Nanshan District science and technology, Guangdong Province, South Road, No. 55, No. Patentee after: ZTE Communications Co., Ltd. Address before: Yuhuatai District of Nanjing City, Jiangsu province 210012 Bauhinia Road No. 68 Patentee before: Nanjing Zhongxing New Software Co., Ltd. |