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27th International Conference on Optical Fiber Sensors最新文献

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Demodulation Scheme with Low Harmonic Distortion for PMDI-TDM Based Fiber-Optic Sensor Array 基于PMDI-TDM的光纤传感器阵列低谐波失真解调方案
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.th4.53
Jianxiang Zhang, Kun Cheng, Wenzhu Huang, Wentao Zhang, Fang Li
{"title":"Demodulation Scheme with Low Harmonic Distortion for PMDI-TDM Based Fiber-Optic Sensor Array","authors":"Jianxiang Zhang, Kun Cheng, Wenzhu Huang, Wentao Zhang, Fang Li","doi":"10.1364/ofs.2022.th4.53","DOIUrl":"https://doi.org/10.1364/ofs.2022.th4.53","url":null,"abstract":"An improved demodulation scheme is proposed for PMDI-TDM based fiber-optic sensor array, which tracks the parameters of the interference fringes using the multichannel parallel EKF, can effectively suppress the harmonic distortion of the sensor array.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"413 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124423731","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
White-light-driven resonant fiber-optic gyro achieving navigation-grade resolution 实现导航级分辨率的白光驱动谐振光纤陀螺
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.f2.6
Shuangxiang Zhao, Qingwen Liu, Huilian Ma, Zuyuan He
{"title":"White-light-driven resonant fiber-optic gyro achieving navigation-grade resolution","authors":"Shuangxiang Zhao, Qingwen Liu, Huilian Ma, Zuyuan He","doi":"10.1364/ofs.2022.f2.6","DOIUrl":"https://doi.org/10.1364/ofs.2022.f2.6","url":null,"abstract":"The performance of existing resonant fiber-optic gyro (RFOG) is greatly dis-counted by laser-induced parasitic noises and complexity. By using white-light multi-beam interferometry, this paper unveils the highest-resolution and the simplest RFOG system re-ported to date.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"99 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124850490","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Micro-displacement Sensor based on Hollow Core Fiber Interferometers 基于空心光纤干涉仪的微位移传感器
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.th4.10
A. Sanchez-Gonzalez, A. Rodríguez-Rodríguez, R. Dauliat, R. Jamier, Partha Roy, R. Pérez-Herrera, M. López-Amo
{"title":"Micro-displacement Sensor based on Hollow Core Fiber Interferometers","authors":"A. Sanchez-Gonzalez, A. Rodríguez-Rodríguez, R. Dauliat, R. Jamier, Partha Roy, R. Pérez-Herrera, M. López-Amo","doi":"10.1364/ofs.2022.th4.10","DOIUrl":"https://doi.org/10.1364/ofs.2022.th4.10","url":null,"abstract":"An interferometric sensor based on hollow core fibers for the measurement of micro-displacement has been designed. Its characterization has resulted in a linear response, suggesting its application in pressure sensors.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129622283","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Remote fiber optic strain sensing with π-shifted fiber Bragg gratings 基于π位移光纤Bragg光栅的远程光纤应变传感
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.th4.69
Swapnil Daxini, D. Aydin, J. Barnes, Hans-Peter Loock
{"title":"Remote fiber optic strain sensing with π-shifted fiber Bragg gratings","authors":"Swapnil Daxini, D. Aydin, J. Barnes, Hans-Peter Loock","doi":"10.1364/ofs.2022.th4.69","DOIUrl":"https://doi.org/10.1364/ofs.2022.th4.69","url":null,"abstract":"We present a strain sensing system capable of measuring strain over 75 km using a diode laser locked to a π-shifted grating. The system has applications in remote sensing of ocean turbulence and seismic activity.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123272861","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pipeline Micro Leakage Detection via Fiber Optic Acoustic Sensing System 基于光纤声传感系统的管道微泄漏检测
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.w4.46
Baoqiang Yan, Keqing Zhang, Hao Li, Cunzheng Fan, Junfeng Chen, Zhengxuan Shi, Zhijun Yan, Qizhen Sun
{"title":"Pipeline Micro Leakage Detection via Fiber Optic Acoustic Sensing System","authors":"Baoqiang Yan, Keqing Zhang, Hao Li, Cunzheng Fan, Junfeng Chen, Zhengxuan Shi, Zhijun Yan, Qizhen Sun","doi":"10.1364/ofs.2022.w4.46","DOIUrl":"https://doi.org/10.1364/ofs.2022.w4.46","url":null,"abstract":"A non-invasive online method for pipeline micro leakage detection and localization is proposed and demonstrated. The experimental results indicate that the proposed approach can successfully detect and locate the micro leakage with the diameter of 0.5 mm.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"186 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123002237","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Distributed Acoustic Sensing Features Enhanced by Blind Near-Field Array Signal Processing 盲近场阵列信号处理增强分布式声传感特性
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.tu1.3
Felipe Muñoz, M. Soto
{"title":"Distributed Acoustic Sensing Features Enhanced by Blind Near-Field Array Signal Processing","authors":"Felipe Muñoz, M. Soto","doi":"10.1364/ofs.2022.tu1.3","DOIUrl":"https://doi.org/10.1364/ofs.2022.tu1.3","url":null,"abstract":"A blind near-field array signal processing method for distributed acoustic sensors is proposed. Experimental results demonstrate a 5.5dB signal-to-noise ratio enhancement and the capability to localize acoustic sources with errors as low as 0.82%.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"61 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124921710","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Large Fiber-Optic Seismograph detecting the rotation rate caused by natural factors as well as mining activities 大型光纤地震仪探测由自然因素和采矿活动引起的旋转速率
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.th3.2
A. Kurzych, M. Dudek, L. Jaroszewicz
{"title":"Large Fiber-Optic Seismograph detecting the rotation rate caused by natural factors as well as mining activities","authors":"A. Kurzych, M. Dudek, L. Jaroszewicz","doi":"10.1364/ofs.2022.th3.2","DOIUrl":"https://doi.org/10.1364/ofs.2022.th3.2","url":null,"abstract":"Significance of rotational seismology has been intensified in the last decade, especially in geological and engineering aspects. The paper presents large Fiber-Optic Seismograph with its rotational motion recordings induced by natural factors as well as mining activities.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"39 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125129212","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Noise Floor Analysis and Compensation in Long-Range ESA-Free Optical Correlation-Domain Reflectometry 远距离无欧空局光相关域反射计的噪声本底分析与补偿
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.th4.14
Tomoya Miyamae, G. Zhu, Kohei Noda, Heeyoung Lee, Kentaro Nakamura, Y. Mizuno
{"title":"Noise Floor Analysis and Compensation in Long-Range ESA-Free Optical Correlation-Domain Reflectometry","authors":"Tomoya Miyamae, G. Zhu, Kohei Noda, Heeyoung Lee, Kentaro Nakamura, Y. Mizuno","doi":"10.1364/ofs.2022.th4.14","DOIUrl":"https://doi.org/10.1364/ofs.2022.th4.14","url":null,"abstract":"We experimentally analyze the distorted noise floor peculiar to the kilometer-order range distributed reflectivity measurement by high-speed optical correlation-domain reflectometry. We also show that this noise floor can be compensated by appropriate filtering.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"2021 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122523208","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bloch surface wave resonances generated with dielectric stack of high refractive index contrast deposited on a D-shaped optical fiber for sensing applications 用高折射率对比介质叠加在d型光纤上产生的布洛赫表面波共振
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.w4.58
I. del Villar, N. Kwietniewski, E. Gonzalez-Valencia, D. Burnat, Dayron Armas, Emil Pituła, I. Matías, F. Chiavaioli, P. Torres, M. Śmietana
{"title":"Bloch surface wave resonances generated with dielectric stack of high refractive index contrast deposited on a D-shaped optical fiber for sensing applications","authors":"I. del Villar, N. Kwietniewski, E. Gonzalez-Valencia, D. Burnat, Dayron Armas, Emil Pituła, I. Matías, F. Chiavaioli, P. Torres, M. Śmietana","doi":"10.1364/ofs.2022.w4.58","DOIUrl":"https://doi.org/10.1364/ofs.2022.w4.58","url":null,"abstract":"A 5-layer stack composed of TiO2 and Al2O3, two materials with a high refractive index contrast, was deposited on a D-shaped fiber to generate Bloch surface wave resonances with an improved figure of merit.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131170099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Field Demonstration of Localizing Telecommunication Facilities in DVS trace by FDM-Φ-OTDR 利用FDM在分布式交换机路径中定位电信设施的现场演示-Φ-OTDR
27th International Conference on Optical Fiber Sensors Pub Date : 1900-01-01 DOI: 10.1364/ofs.2022.w4.32
Hiroshi Takahashi, Y. Wakisaka, C. Kito, Takahiro Ishimaru, D. Iida, Y. Koshikiya
{"title":"Field Demonstration of Localizing Telecommunication Facilities in DVS trace by FDM-Φ-OTDR","authors":"Hiroshi Takahashi, Y. Wakisaka, C. Kito, Takahiro Ishimaru, D. Iida, Y. Koshikiya","doi":"10.1364/ofs.2022.w4.32","DOIUrl":"https://doi.org/10.1364/ofs.2022.w4.32","url":null,"abstract":"We present a field demonstration of distributed vibration sensing with FDM-Φ-OTDR in a deployed optical fiber cable network. Additionally, we propose and verify a vibration trace analysis technique that can localize telecommunication facilities.","PeriodicalId":265406,"journal":{"name":"27th International Conference on Optical Fiber Sensors","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127617228","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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