CN110731058A - 光放大装置、光通信站点和光通信系统 - Google Patents
光放大装置、光通信站点和光通信系统 Download PDFInfo
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- CN110731058A CN110731058A CN201780091730.9A CN201780091730A CN110731058A CN 110731058 A CN110731058 A CN 110731058A CN 201780091730 A CN201780091730 A CN 201780091730A CN 110731058 A CN110731058 A CN 110731058A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 308
- 238000004891 communication Methods 0.000 title claims abstract description 113
- 238000012544 monitoring process Methods 0.000 claims abstract description 215
- 230000003321 amplification Effects 0.000 claims abstract description 132
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 132
- 238000012545 processing Methods 0.000 claims abstract description 104
- 238000001914 filtration Methods 0.000 claims abstract description 89
- 238000001514 detection method Methods 0.000 claims abstract description 44
- 239000013307 optical fiber Substances 0.000 claims description 46
- 239000000835 fiber Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 11
- 229910052691 Erbium Inorganic materials 0.000 claims description 2
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims description 2
- 238000003780 insertion Methods 0.000 abstract description 7
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- 238000000034 method Methods 0.000 description 40
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- 238000010586 diagram Methods 0.000 description 11
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- 230000035945 sensitivity Effects 0.000 description 6
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- 230000006870 function Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
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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
- H04B10/07—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
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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
- 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
- H04B10/25—Arrangements specific to fibre transmission
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0254—Optical medium access
- H04J14/0272—Transmission of OAMP information
- H04J14/0275—Transmission of OAMP information using an optical service channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0307—Multiplexers; Demultiplexers
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
Abstract
本申请公开了一种光放大装置、光通信站点和光通信系统，能够降低光通信链路的插损。该光放大装置包括：第一放大单元和集成滤波单元，该第一放大单元用于接收第二站点发送的第一光束，其中，该第一光束包括信号光和第一监控光；该第一放大单元还用于对该第一光束进行放大处理，得到第二光束；该集成滤波单元用于接收该第一放大单元输出的该第二光束，并分离该第二光束中的第一监控光和信号光；该集成滤波单元还用于通过第一输出端口将该第二光束中的第一监控光传输至该第一站点的监控光探测装置；该集成滤波单元还用于对该第二光束中的信号光进行增益平坦滤波处理，得到过滤信号光，并通过第二输出端口输出该过滤信号光。
Description
PCT国内申请，说明书已公开。
Claims (20)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/092242 WO2019006748A1 (zh) | 2017-07-07 | 2017-07-07 | 光放大装置、光通信站点和光通信系统 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110731058A true CN110731058A (zh) | 2020-01-24 |
Family
ID=64950523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780091730.9A Pending CN110731058A (zh) | 2017-07-07 | 2017-07-07 | 光放大装置、光通信站点和光通信系统 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10911137B2 (zh) |
| EP (1) | EP3637637A4 (zh) |
| CN (1) | CN110731058A (zh) |
| WO (1) | WO2019006748A1 (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311543A (zh) * | 2021-06-03 | 2021-08-27 | 四川天邑康和通信股份有限公司 | 新型粗波分复用器组件 |
| US20230254000A1 (en) * | 2022-02-04 | 2023-08-10 | Harris Global Communications, Inc. | Systems and methods for frequency adaptive spurious signal suppression |
| CN118282515A (zh) * | 2022-12-29 | 2024-07-02 | 中兴通讯股份有限公司 | 光放大器、光模块及光中继器件 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5798855A (en) * | 1995-06-01 | 1998-08-25 | Ciena Corporation | Optical monitoring channel for wavelength division multiplexed optical communication system |
| CA2282607A1 (en) * | 1998-09-17 | 2000-03-17 | Alcatel | Method for providing a bidirectional optical supervisory channel |
| US20030059156A1 (en) * | 2001-09-24 | 2003-03-27 | Feinberg Lee Daniel | Bifurcated optical and power connectivity for ultra long-haul optical communication systems |
| CN102624448A (zh) * | 2012-03-08 | 2012-08-01 | 西南交通大学 | 一种基于偏振复用信号的光信噪比监控器 |
| CN105281827A (zh) * | 2015-09-29 | 2016-01-27 | 武汉光迅科技股份有限公司 | 掺铒光纤放大器实时检测系统 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0918416A (ja) * | 1995-06-28 | 1997-01-17 | Hitachi Ltd | 光増幅器 |
| SE518532C2 (sv) * | 1999-07-01 | 2002-10-22 | Ericsson Telefon Ab L M | Våglängdsselektiv anordning respektive väljare samt förfarande därvid |
| CA2375539A1 (en) * | 1999-07-09 | 2001-01-18 | Sumitomo Electric Industries, Ltd. | Optical amplifier and optical amplification method |
| 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 |
| EP1130802A1 (en) | 2000-03-02 | 2001-09-05 | Telefonaktiebolaget Lm Ericsson | Power stabilisation in an optical communication system |
| JP2002158636A (ja) | 2000-03-29 | 2002-05-31 | Hitachi Ltd | 光伝送装置およびその監視システム |
| JP4492227B2 (ja) * | 2004-06-23 | 2010-06-30 | 日本電気株式会社 | 光伝送システム、該システムに用いられる励起光源停止装置及び励起光源停止方法 |
| US20060140626A1 (en) | 2004-12-24 | 2006-06-29 | Optovia Corporation | Optical Supervisory Channel for High Span Loss Optical Communication Systems |
| US7385754B2 (en) * | 2006-03-06 | 2008-06-10 | Redc Optical Networks Inc. | Efficient wavelength referencing in a combined optical amplifier-optical channel monitor apparatus |
| JP4826514B2 (ja) | 2007-03-14 | 2011-11-30 | 株式会社日立製作所 | 光伝送装置およびその制御方法 |
| CN101630972B (zh) * | 2009-08-19 | 2012-06-13 | 烽火通信科技股份有限公司 | 用于wdm网络的光纤线路智能检测系统及检测方法 |
| US9094147B2 (en) * | 2013-03-15 | 2015-07-28 | Xtera Communications, Inc. | System control of repeatered optical communications system |
-
2017
- 2017-07-07 EP EP17916700.2A patent/EP3637637A4/en not_active Withdrawn
- 2017-07-07 CN CN201780091730.9A patent/CN110731058A/zh active Pending
- 2017-07-07 WO PCT/CN2017/092242 patent/WO2019006748A1/zh unknown
-
2020
- 2020-01-07 US US16/735,890 patent/US10911137B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5798855A (en) * | 1995-06-01 | 1998-08-25 | Ciena Corporation | Optical monitoring channel for wavelength division multiplexed optical communication system |
| CA2282607A1 (en) * | 1998-09-17 | 2000-03-17 | Alcatel | Method for providing a bidirectional optical supervisory channel |
| US20030059156A1 (en) * | 2001-09-24 | 2003-03-27 | Feinberg Lee Daniel | Bifurcated optical and power connectivity for ultra long-haul optical communication systems |
| CN102624448A (zh) * | 2012-03-08 | 2012-08-01 | 西南交通大学 | 一种基于偏振复用信号的光信噪比监控器 |
| CN105281827A (zh) * | 2015-09-29 | 2016-01-27 | 武汉光迅科技股份有限公司 | 掺铒光纤放大器实时检测系统 |
Non-Patent Citations (1)
| Title |
|---|
| H.SUZUKI: "Optical signal quality monitor built into WDM linear repeaters using semiconductor arrayed waveguide grating filter monolithically integrated with eight photodiodes", 《ELECTRONICS LETTERS》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US20200145098A1 (en) | 2020-05-07 |
| EP3637637A1 (en) | 2020-04-15 |
| WO2019006748A1 (zh) | 2019-01-10 |
| US10911137B2 (en) | 2021-02-02 |
| EP3637637A4 (en) | 2020-06-24 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200124 |
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| RJ01 | Rejection of invention patent application after publication |