Pattern Recognition of Heterodyne Phase-Sensitive Optical Time-Domain Reflection Technique Based on Down Conversion and IQ Demodulation

Longxiang Shen; Hao Feng; Zhou Sha; Zhoumo Zeng

doi:10.3788/AOS201737.0806005

[1] Arifin A, Hatta A M, Sekartedjo K et al. Long-range displacement sensor based on SMS fiber structure and OTDR[J]. Photonic Sensors, 5, 166-171(2015). http://www.opticsjournal.net/Articles/Abstract?aid=OJ150420000052bHdKgN

[2] Feng Kaibin, Song Muping, Xia Qiaolan et al. High-resolution distributed optical-fiber sensing technology based on direct-detecting coherent optical time-domain reflectometer[J]. Acta Optica Sinica, 36, 0106002(2016).

[3] Lü Yuelan, Xing Yongwei. Investigation on Rayleigh scattering waveform in phase optical time domain reflectometer[J]. Acta Optica Sinica, 31, 0819001(2011).

[4] Aquino A. Gegundez-Arias M E, Marin D. Detecting the optic disc boundary in digital fundus images using morphological, edge detection, and feature extraction techniques[J]. IEEE Transactions on Medical Imaging, 29, 1860-1869(2010). http://ieeexplore.ieee.org/document/5487392/

[5] Peng Zhengpu, Rao Yunjiang, Peng Fei et al. Long distance phase-sensitive optical time-domain reflectometer based on heterodyne detection and forward Raman amplification[J]. Journal of Optoelectronics·Laser, 25, 724-729(2014).

[6] Shi Y, Feng H, Zeng Z M. A long distance phase-sensitive optical time domain reflectometer with simple structure and high locating accuracy[J]. Sensors, 15, 21957-21970(2015). http://europepmc.org/articles/PMC4610435/

[7] Pan Z Q, Liang K Z, Ye Q et al. Phase-sensitive OTDR system based on digital coherent detection[C]. SPIE, 8311, 83110S(2011).

[8] Wang Z, Zhang L, Wang S et al. Coherent Φ-OTDR based on I/Q demodulation and homodyne detection[J]. Optics Express, 24, 853-858(2016).

[9] Juarez J C, Taylor H F. Polarization discrimination in a phase-sensitive optical time-domain reflectometer intrusion-sensor system[J]. Optics Letters, 30, 3284-3286(2005). http://www.opticsinfobase.org/abstract.cfm?id=86548

[10] An Yang, Feng Hao, Zhang Jingchuan et al. Phase sensitive optical time domain reflectometer based on two-beam interference[J]. Acta Optica Sinica, 33, 0706005(2013).

[11] Li Q, Zhang C X, Li L J et al. Localization mechanisms and location methods of the disturbance sensor based on phase-sensitive OTDR[J]. Optik-International Journal for Light and Electron Optics, 125, 2099-2103(2014). http://www.sciencedirect.com/science/article/pii/S003040261301382X

[12] Lu Y L, Zhu T, Chen L et al. Distributed vibration sensor based on coherent detection of phase-OTDR[J]. Journal of Lightwave Technology, 28, 3243-3249(2010). http://ieeexplore.ieee.org/document/5585644/

[13] Han Yanxiang, Zhang Zhisheng, Hao Fei et al. Shadow detection based on texture features in gray sequence images[J]. Optics and Precision Engineering, 21, 2931-2942(2013).

[14] Sun Q, Feng H, Yan X Y et al. Recognition of a phase-sensitivity OTDR sensing system based on morphologic feature extraction[J]. Sensors, 15, 15179-15197(2015). http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4541826/

[15] Zhang Yan, Lou Shuqin, Liang Sheng et al. Study of pattern recognition based on multi-characteristic parameters for Φ-OTDR distributed optical fiber sensing system[J]. Chinese J Lasers, 42, 1105005(2015).

[16] Lyons W B, Lewis E. Neural networks and pattern recognition techniques applied to optical fibre sensors[J]. Transactions of the Institute of Measurement & Control, 22, 385-404(2000). http://www.researchgate.net/publication/245384528_Neural_networks_and_pattern_recognition_techniques_applied_to_optical_fibre_sensors