Search Results - "Ryu, Gukbeen"
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Brillouin Optical Correlation Domain Analysis Enhanced by Time-Domain Data Processing for Concurrent Interrogation of Multiple Sensing Points
Published in Journal of lightwave technology (15-12-2017)“…We propose and experimentally demonstrate a Brillouin optical correlation domain analysis system adopting time-domain data processing and differential…”
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Journal Article -
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50 km-Range Brillouin Optical Correlation Domain Analysis With First-Order Backward Distributed Raman Amplification
Published in Journal of lightwave technology (15-09-2020)“…We demonstrate the enlargement of sensing range of Brillouin optical correlation domain analysis (BOCDA) system by introducing the first-order distributed…”
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Journal Article -
3
Linearly Configured Brillouin Optical Correlation Domain Analysis System Incorporating Time-Domain Data Processing
Published in Journal of lightwave technology (15-09-2019)“…We propose a linearly configured Brillouin optical correlation domain analysis system incorporated with time domain data processing, where a fiber under test…”
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Journal Article -
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A BOCDA system using time-domain data processing for an enlarged measurement range to 10 km
Published in 2017 Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR) (01-07-2017)“…A Brillouin optical correlation domain analysis (BOCDA) system using the time-domain data processing combined with the differential measurement scheme is…”
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Conference Proceeding -
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BOCDA system enhanced by concurrent interrogation of multiple correlation peaks with a 10 km sensing range
Published in 2017 25th Optical Fiber Sensors Conference (OFS) (01-04-2017)“…A Brillouin optical correlation domain analysis (BOCDA) system using time-domain data processing for concurrently interrogating a plurality of sensing…”
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Conference Proceeding -
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50 km Range BOCDA Assisted by Raman Amplification
Published in 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC) (01-07-2019)“…We propose the distributed Raman amplification along the sensing fiber to enhance the measurement range of the Brillouin optical correlation domain analysis…”
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Conference Proceeding -
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The Rayleigh and Polarization Fading Elimination in Phase-Extracted OTDR
Published in 2018 23rd Opto-Electronics and Communications Conference (OECC) (01-07-2018)“…We propose a method that can perform vibration-sensing along the whole fiber by removing both polarization and Rayleigh fading in the phase-extracted OTDR…”
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Conference Proceeding -
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Long Range One-End Accessible BOCDA Adopting Time Domain Data Processing
Published in 2018 23rd Opto-Electronics and Communications Conference (OECC) (01-07-2018)“…We propose the one-end access BOCDA capable of the long range measurement with the high spatial resolution, where the multiple correlation peaks are…”
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Conference Proceeding -
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Simultaneous interrogation of multiple correlation peaks in a BOCDA system by time-domain data processing
Published in 2016 21st OptoElectronics and Communications Conference (OECC) held jointly with 2016 International Conference on Photonics in Switching (PS) (01-07-2016)“…We introduce time-domain data processing to an ordinary Brillouin optical correlation domain analysis system for simultaneous interrogation of multiple…”
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Conference Proceeding