JPWO2020261207A5 - - Google Patents
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- JPWO2020261207A5 JPWO2020261207A5 JP2021577666A JP2021577666A JPWO2020261207A5 JP WO2020261207 A5 JPWO2020261207 A5 JP WO2020261207A5 JP 2021577666 A JP2021577666 A JP 2021577666A JP 2021577666 A JP2021577666 A JP 2021577666A JP WO2020261207 A5 JPWO2020261207 A5 JP WO2020261207A5
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- JP
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- Prior art keywords
- optical fiber
- measurement
- mode
- optical
- measurement system
- 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.)
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- 239000013307 optical fiber Substances 0.000 claims description 219
- 238000005259 measurement Methods 0.000 claims description 187
- 239000000835 fiber Substances 0.000 claims description 45
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- 238000000253 optical time-domain reflectometry Methods 0.000 description 11
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- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL43040619 | 2019-06-28 | ||
| PLPL430406 | 2019-06-28 | ||
| PCT/IB2020/056069 WO2020261207A1 (en) | 2019-06-28 | 2020-06-26 | Fibre-optic measurement system, method of adaptation of the communication optical fibre into a measurement system, and fibre-optic measurement and communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022539767A JP2022539767A (ja) | 2022-09-13 |
| JPWO2020261207A5 true JPWO2020261207A5 (enrdf_load_html_response) | 2022-10-28 |
Family
ID=71994664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021577666A Revoked JP2022539767A (ja) | 2019-06-28 | 2020-06-26 | 光ファイバ測定システム、測定システム内への通信光ファイバの適合方法、及び光ファイバ測定通信システム |
Country Status (9)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303328A (zh) * | 2022-08-10 | 2022-11-08 | 天津光电集团有限公司 | 一种基于cotdr的轨道监测系统 |
| CN116094599B (zh) * | 2022-12-22 | 2025-08-12 | 中国电子科技集团公司第三十四研究所 | 一种基于激光器移频的光纤稳相传输设备 |
| US20250164308A1 (en) * | 2023-11-20 | 2025-05-22 | Verizon Patent And Licensing Inc. | Systems and methods for distributed fiber optic sensing over live fibers |
| US20250164289A1 (en) * | 2023-11-20 | 2025-05-22 | Verizon Patent And Licensing Inc. | Systems and methods for utilizing distributed fiber optic sensing to detect risks to fibers |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3660043B2 (ja) * | 1996-03-01 | 2005-06-15 | 株式会社フジクラ | 光線路の監視方法および監視システム |
| GB0303155D0 (en) * | 2003-02-12 | 2003-03-19 | Sensornet Ltd | Distributed sensor |
| JP2006038647A (ja) * | 2004-07-27 | 2006-02-09 | Sumitomo Electric Ind Ltd | Ｏｔｄｒ測定方法 |
| DE102007004891A1 (de) * | 2007-01-31 | 2008-08-14 | CCS Technology, Inc., Wilmington | Optischer Verzweiger |
| JP2008209520A (ja) * | 2007-02-23 | 2008-09-11 | Kyocera Corp | 光フィルタモジュール |
| US8077314B2 (en) * | 2007-10-15 | 2011-12-13 | Schlumberger Technology Corporation | Measuring a characteristic of a multimode optical fiber |
| JP2009174987A (ja) * | 2008-01-24 | 2009-08-06 | Hitachi Cable Ltd | 分布型光ファイバ温度センサ |
| CA2695587C (en) * | 2008-02-29 | 2013-07-30 | Fujikura Ltd. | Physical quantity measuring apparatus utilizing optical frequency domain reflectometry and method for temperature and strain measurement using the apparatus |
| US7668411B2 (en) * | 2008-06-06 | 2010-02-23 | Schlumberger Technology Corporation | Distributed vibration sensing system using multimode fiber |
| US10485422B2 (en) * | 2009-02-19 | 2019-11-26 | Manish Dinkarrao Kulkarni | System and method for imaging subsurface of specimen |
| JP5322162B2 (ja) * | 2009-03-13 | 2013-10-23 | ニューブレクス株式会社 | 分布型光ファイバ圧力センサ |
| ES2388629B1 (es) * | 2009-05-22 | 2013-08-27 | Consejo Superior De Investigaciones Científicas (Csic) | Sistema para la mejora del rango dinámico y la reducción de la incertidumbre de medida en sensores distribuidos sobre fibra óptica. |
| GB0912851D0 (en) | 2009-07-23 | 2009-08-26 | Fotech Solutions Ltd | Distributed optical fibre sensing |
| ES2388836B1 (es) * | 2011-03-23 | 2013-09-03 | Telnet Redes Inteligentes S A | Sistema para la certificacion de una red optica pasiva y para la deteccion de problemas y averias en los ultimos tramos de fibra. |
| DK2584388T3 (en) * | 2011-10-20 | 2018-12-03 | Draka Comteq Bv | Method for calculating an effective bandwidth of a multimode fiber |
| WO2014100939A1 (zh) * | 2012-12-24 | 2014-07-03 | 华为技术有限公司 | 光纤特性测量方法和光模块 |
| CA2899953C (en) * | 2013-02-01 | 2021-01-12 | Polyvalor, Limited Partnership | Asymmetric optical fiber coupler |
| EP2972528B1 (en) * | 2013-03-15 | 2017-11-22 | NLIGHT, Inc. | Spun non-circular and non-elliptical fibers and apparatuses utilizing the same |
| US9429466B2 (en) * | 2013-10-31 | 2016-08-30 | Halliburton Energy Services, Inc. | Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber |
| US9442005B2 (en) * | 2014-07-30 | 2016-09-13 | Corning Optical Communications LLC | Non-contact methods of measuring insertion loss in optical fiber connectors |
| JP6356039B2 (ja) * | 2014-10-20 | 2018-07-11 | 古河電気工業株式会社 | 光ファイバの測定方法および測定装置 |
| CN104568019A (zh) * | 2015-02-06 | 2015-04-29 | 华北电力大学（保定） | 基于多模光纤的用于温度和应变同时测量的方法及系统 |
| DE102015114670A1 (de) * | 2015-09-02 | 2017-03-02 | Lios Technology Gmbh | Vorrichtung und Verfahren zur ortsaufgelösten Messung von Temperatur und/oder Dehnung vermittels Brillouin-Streuung |
| US9900087B2 (en) * | 2015-09-21 | 2018-02-20 | Exfo Inc. | Multimode launch systems for use in performing an OTDR measurement on a multi-fiber array DUT and method of performing same |
| JP2017188740A (ja) * | 2016-04-04 | 2017-10-12 | 日本電気株式会社 | 無線基地局装置 |
| PL229961B1 (pl) * | 2016-04-21 | 2018-09-28 | Polskie Centrum Fotoniki I Swiatlowodow | Urządzenie do selektywnego zwiększania strat modów wyższych rzędów |
| EP3842738B1 (en) * | 2016-06-29 | 2022-10-19 | Intuitive Surgical Operations, Inc. | Methods and apparatus for ofdr interrogator monitoring and optimization |
| US10484094B2 (en) * | 2016-08-30 | 2019-11-19 | Macquarie University | Optical signal transmission system, a method for transmitting a plurality of optical signals, and a method for making a photonic device |
| EP3539108B1 (en) * | 2016-11-11 | 2020-08-12 | Carrier Corporation | High sensitivity fiber optic based detection |
| US20180266808A1 (en) * | 2017-03-20 | 2018-09-20 | Photon Kinetics, Inc. | Systems and methods for testing optical fiber |
| CN107272115B (zh) * | 2017-08-14 | 2023-05-12 | 江苏法尔胜光电科技有限公司 | 一种基于三芯光纤的模式复用器/解复用器 |
| CN109819352B (zh) * | 2019-01-28 | 2021-12-07 | 中国联合网络通信集团有限公司 | 一种光纤数据处理系统架构及处理方法 |
-
2020
- 2020-06-26 JP JP2021577666A patent/JP2022539767A/ja not_active Revoked
- 2020-06-26 EP EP20753418.1A patent/EP3991324A1/en not_active Withdrawn
- 2020-06-26 MX MX2021015577A patent/MX2021015577A/es unknown
- 2020-06-26 WO PCT/IB2020/056069 patent/WO2020261207A1/en not_active Ceased
- 2020-06-26 AU AU2020307661A patent/AU2020307661B2/en active Active
- 2020-06-26 CA CA3145173A patent/CA3145173A1/en active Pending
- 2020-06-26 KR KR1020227003369A patent/KR20220027217A/ko not_active Ceased
- 2020-06-26 CN CN202080060859.5A patent/CN114303327B/zh active Active
-
2021
- 2021-12-23 US US17/561,372 patent/US12068779B2/en active Active
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