JP2021512531A - 双方向光ファイバ通信および同一のファイバ伝送帯域を用いたセンシングwdmアーキテクチャ - Google Patents
双方向光ファイバ通信および同一のファイバ伝送帯域を用いたセンシングwdmアーキテクチャ Download PDFInfo
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- JP2021512531A JP2021512531A JP2020540353A JP2020540353A JP2021512531A JP 2021512531 A JP2021512531 A JP 2021512531A JP 2020540353 A JP2020540353 A JP 2020540353A JP 2020540353 A JP2020540353 A JP 2020540353A JP 2021512531 A JP2021512531 A JP 2021512531A
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- 239000000835 fiber Substances 0.000 title claims abstract description 64
- 230000006854 communication Effects 0.000 title claims abstract description 53
- 238000004891 communication Methods 0.000 title claims abstract description 53
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 13
- 230000005540 biological transmission Effects 0.000 title claims abstract description 9
- 230000003287 optical effect Effects 0.000 claims description 18
- 239000013307 optical fiber Substances 0.000 claims description 7
- 230000015556 catabolic process Effects 0.000 claims description 2
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- 238000000034 method Methods 0.000 abstract description 14
- 230000003993 interaction Effects 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000007175 bidirectional communication Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
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- 238000013459 approach Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000253 optical time-domain reflectometry Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
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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
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2543—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
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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
- H04B10/071—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
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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
- H04B10/2589—Bidirectional 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Nonlinear Science (AREA)
- Optical Communication System (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
本出願は、2018年6月28日出願の米国仮特許出願第62/691,143号の優先権を主張するものであり、それらの全内容は、本書で詳細に記載されているかのように参照により援用される。
Claims (7)
- 双方向光ファイバ通信および光ファイバセンシングが、同じ光ファイバ伝送帯域を使用することを特徴とする、改良型光ファイバ通信およびセンシング配置。
- 通信チャネルおよび光質問パルスの対向伝搬を特徴とする、請求項1に記載の改良型光ファイバ通信およびセンシング配置。
- 前記通信チャネルおよび光質問パルスの前記対向伝搬に起因するファイバの非線形性により生じる信号劣化の減少を特徴とする、請求項2に記載の改良型光ファイバ通信およびセンシング配置。
- ダイプレクサで多重分離後にセンシング信号を終端することを特徴とする、請求項3に記載の改良型光ファイバ通信およびセンシング配置。
- センシング距離が延長されるようにダイプレクサで多重分離後に前記センシング信号を中継することを特徴とする、請求項3に記載の改良型光ファイバ通信およびセンシング配置。
- センシング動作がアンカンバされるように光フィルタリング通信チャネルによってエルビウム添加ファイバ増幅器(EDFA)からの帯域内ASE雑音を除去することを特徴とする、請求項3に記載の改良型光ファイバ通信およびセンシング配置。
- 別々のファイバ帯域の割り当て、または前記センシングに使用される符号化/周波数掃引の適用がないことを特徴とする、請求項1に記載の改良型光ファイバ通信およびセンシング配置。
Priority Applications (1)
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JP2023003481A JP2023052375A (ja) | 2018-06-28 | 2023-01-13 | ファイバセンシングシステムおよびファイバセンシング方法 |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201862691143P | 2018-06-28 | 2018-06-28 | |
US62/691,143 | 2018-06-28 | ||
US16/454,054 | 2019-06-27 | ||
US16/454,054 US10763964B2 (en) | 2018-06-28 | 2019-06-27 | Bidirectional optical communication and sensing WDM architecture using same fiber transmission band |
PCT/US2019/039842 WO2020006417A1 (en) | 2018-06-28 | 2019-06-28 | Bidirectional optical fiber communication and sensing wdm architecture using same fiber transmission band |
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JP2023003481A Division JP2023052375A (ja) | 2018-06-28 | 2023-01-13 | ファイバセンシングシステムおよびファイバセンシング方法 |
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JP2020540353A Pending JP2021512531A (ja) | 2018-06-28 | 2019-06-28 | 双方向光ファイバ通信および同一のファイバ伝送帯域を用いたセンシングwdmアーキテクチャ |
JP2023003481A Pending JP2023052375A (ja) | 2018-06-28 | 2023-01-13 | ファイバセンシングシステムおよびファイバセンシング方法 |
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US (2) | US10763964B2 (ja) |
JP (2) | JP2021512531A (ja) |
DE (1) | DE112019000691T5 (ja) |
WO (1) | WO2020006417A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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MY201092A (en) * | 2018-07-31 | 2024-02-05 | Telekom Malaysia Berhad | System for distributed monitoring of perturbation in gigabit passive optical network (gpon) architecture and method thereof |
US11387898B2 (en) * | 2020-02-24 | 2022-07-12 | Nec Corporation | Distributed sensing over switched optical fiber networks |
US20230344544A1 (en) * | 2022-04-22 | 2023-10-26 | Halliburton Energy Services, Inc. | Fiber Optic Sensing And Communication Systems |
Citations (6)
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JPH05292038A (ja) * | 1992-04-08 | 1993-11-05 | Hitachi Ltd | 海底高速光伝送システム |
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JP2004282363A (ja) * | 2003-03-14 | 2004-10-07 | Fujitsu Ltd | Otdrによる測定方法及び端局装置 |
JP2006033442A (ja) * | 2004-07-16 | 2006-02-02 | N Ii C Tele Netsutowaakusu Kk | 光ファイバ破断監視システム及び光ファイバ破断監視方法 |
JP2014064049A (ja) * | 2012-08-30 | 2014-04-10 | National Institute Of Information & Communication Technology | マルチコアファイバを含む空間分割多重装置及び自己ホモダイン検波方法 |
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WO2009012409A2 (en) | 2007-07-17 | 2009-01-22 | Opvista Incorporated | Optical ring networks having node-to-node optical communication channels for carrying data traffic |
US8078052B2 (en) * | 2007-10-18 | 2011-12-13 | Cisco Technology, Inc. | Protocol-less all-optical 1+1 bidirectional revertive linear protection system |
GB2476449B (en) | 2009-09-18 | 2013-12-11 | Optasense Holdings Ltd | Wide area seismic detection |
US9148710B2 (en) * | 2012-09-19 | 2015-09-29 | Ciena Corporation | Raman amplifier system and method with integrated optical time domain reflectometer |
ITBO20130142A1 (it) * | 2013-03-29 | 2014-09-30 | Filippo Bastianini | Interrogatore per sensori distribuiti a fibra ottica per effetto brillouin stimolato impiegante un laser brillouin ad anello sintonizzabile rapidamente |
BR112015032219A2 (pt) * | 2013-08-07 | 2017-07-25 | Halliburton Energy Services Inc | método, e, sistema |
WO2017068170A1 (en) * | 2015-10-23 | 2017-04-27 | CommScope Connectivity Belgium BVBA | Integrated optical switching and splitting for troubleshooting in optical networks |
US9847831B2 (en) * | 2016-04-08 | 2017-12-19 | Ciena Corporation | Dual wavelenth optical time domain reflectometer systems and methods embedded in a WDM system |
US10432302B1 (en) * | 2017-06-26 | 2019-10-01 | Amazon Technologies, Inc. | Bidirectional optical fiber auto-notifier test system |
US10211920B1 (en) * | 2017-09-07 | 2019-02-19 | Amazon Technologies, Inc. | Latency based chromatic dispersion estimation methods |
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2019
- 2019-06-27 US US16/454,054 patent/US10763964B2/en active Active
- 2019-06-28 DE DE112019000691.6T patent/DE112019000691T5/de active Pending
- 2019-06-28 JP JP2020540353A patent/JP2021512531A/ja active Pending
- 2019-06-28 WO PCT/US2019/039842 patent/WO2020006417A1/en active Application Filing
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2020
- 2020-05-27 US US16/885,190 patent/US11463171B2/en active Active
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2023
- 2023-01-13 JP JP2023003481A patent/JP2023052375A/ja active Pending
Patent Citations (6)
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JPH0388438A (ja) * | 1989-08-30 | 1991-04-12 | Nec Corp | 光信号伝送方式 |
JPH05292038A (ja) * | 1992-04-08 | 1993-11-05 | Hitachi Ltd | 海底高速光伝送システム |
JP2002094457A (ja) * | 2000-07-27 | 2002-03-29 | Alcatel | 光通信システムにおいて波長依存情報を決定するためのシステムおよび方法 |
JP2004282363A (ja) * | 2003-03-14 | 2004-10-07 | Fujitsu Ltd | Otdrによる測定方法及び端局装置 |
JP2006033442A (ja) * | 2004-07-16 | 2006-02-02 | N Ii C Tele Netsutowaakusu Kk | 光ファイバ破断監視システム及び光ファイバ破断監視方法 |
JP2014064049A (ja) * | 2012-08-30 | 2014-04-10 | National Institute Of Information & Communication Technology | マルチコアファイバを含む空間分割多重装置及び自己ホモダイン検波方法 |
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Publication number | Publication date |
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WO2020006417A1 (en) | 2020-01-02 |
JP2023052375A (ja) | 2023-04-11 |
DE112019000691T5 (de) | 2020-10-15 |
US10763964B2 (en) | 2020-09-01 |
US11463171B2 (en) | 2022-10-04 |
US20200007234A1 (en) | 2020-01-02 |
US20200412451A1 (en) | 2020-12-31 |
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