Acta Optica Sinica, Volume. 44, Issue 1, 0106017(2024)
High Fidelity Phase-Sensitive Optical Time Domain Reflectometer System Based on Broadband Acousto-Optic Modulation
[1] Qin Z G, Zhu T, Chen L et al. High sensitivity distributed vibration sensor based on polarization-maintaining configurations of phase-OTDR[J]. IEEE Photonics Technology Letters, 23, 1091-1093(2011).
[2] Dong Y K, Chen X, Liu E H et al. Quantitative measurement of dynamic nanostrain based on a phase-sensitive optical time domain reflectometer[J]. Applied Optics, 55, 7810-7815(2016).
[3] Zhang X P, Ding Z W, Hong R et al. Phase sensitive optical time-domain reflective distributed optical fiber sensing technology[J]. Acta Optica Sinica, 41, 0106004(2021).
[4] Wu H J, Liu X Y, Rao Y J. Processing and application of fiber optic distributed sensing signal based on Φ‑OTDR[J]. Laser & Optoelectronics Progress, 58, 1306003(2021).
[5] Daley T M, Freifeld B M, Ajo-Franklin J et al. Field testing of fiber-optic distributed acoustic sensing (DAS) for subsurface seismic monitoring[J]. The Leading Edge, 32, 699-706(2013).
[6] Yang Z, Feng H. Oil pipeline intrusion monitoring based on deep learning of Φ‑OTDR[J]. Laser & Optoelectronics Progress, 59, 0806001(2022).
[7] Liokumovich L B, Ushakov N A, Kotov O I et al. Fundamentals of optical fiber sensing schemes based on coherent optical time domain reflectometry: signal model under static fiber conditions[J]. Journal of Lightwave Technology, 33, 3660-3671(2015).
[8] Li X, Gao Y, Wu H et al. Mode recognition method of Φ-OTDR system based on mixed input neural network[J]. Chinese Journal of Lasers, 50, 1106003(2023).
[9] Alekseev A E, Vdovenko V S, Gorshkov B G et al. Fading reduction in a phase optical time-domain reflectometer with multimode sensitive fiber[J]. Laser Physics, 26, 095101(2016).
[10] Zhang X P, Sun Z H, Shan Y Y et al. A high performance distributed optical fiber sensor based on Φ-OTDR for dynamic strain measurement[J]. IEEE Photonics Journal, 9, 6802412(2017).
[11] Zhao Z Y, Wu H, Hu J H et al. Interference fading suppression in Φ‑OTDR using space-division multiplexed probes[J]. Optics Express, 29, 15452-15462(2021).
[12] Wu Y, Wang Z N, Xiong J et al. Interference fading elimination with single rectangular pulse in Φ‑OTDR[J]. Journal of Lightwave Technology, 37, 3381-3387(2019).
[13] He H J, Yan L S, Qian H et al. Suppression of the interference fading in phase-sensitive OTDR with phase-shift transform[J]. Journal of Lightwave Technology, 39, 295-302(2021).
[14] Qian H, Luo B, He H J et al. Fading-free Φ‑OTDR with multi-frequency decomposition[J]. IEEE Sensors Journal, 22, 2160-2166(2022).
[15] Pan Z Q, Liang K Z, Ye Q et al. Phase-sensitive OTDR system based on digital coherent detection[C](2011).
[16] Zhou J, Pan Z Q, Ye Q et al. Characteristics and explanations of interference fading of a Φ‑OTDR with a multi-frequency source[J]. Journal of Lightwave Technology, 31, 2947-2954(2013).
[17] Chen D, Liu Q W, He Z Y. Phase-detection distributed fiber-optic vibration sensor without fading-noise based on time-gated digital OFDR[J]. Optics Express, 25, 8315-8325(2017).
[18] Chen D, Liu Q W, He Z Y. High-fidelity distributed fiber-optic acoustic sensor with fading noise suppressed and sub-meter spatial resolution[J]. Optics Express, 26, 16138-16146(2018).
[19] Wang X, Lu B, Wang Z Y et al. Interference-fading-free Φ‑OTDR based on differential phase shift pulsing technology[J]. IEEE Photonics Technology Letters, 31, 39-42(2019).
[20] Zabihi M, Chen Y S, Zhou T et al. Continuous fading suppression method for Φ‑OTDR systems using optimum tracking over multiple probe frequencies[J]. Journal of Lightwave Technology, 37, 3602-3610(2019).
[21] Wang Z N, Zhang L, Wang S et al. Coherent Φ-OTDR based on I/Q demodulation and homodyne detection[J]. Optics Express, 24, 853-858(2016).
[22] Zhu F, Zhang Y X, Xia L et al. Improved Φ-OTDR sensing system for high-precision dynamic strain measurement based on ultra-weak fiber Bragg grating array[J]. Journal of Lightwave Technology, 33, 4775-4780(2015).
Get Citation
Copy Citation Text
Yanyang Lei, Taofei Jiang, Yunbin Ma, Meng Xia, Xiaohui Tang, Jinglin Sui, Fang Yang, Xuexin Du, Yongkang Dong. High Fidelity Phase-Sensitive Optical Time Domain Reflectometer System Based on Broadband Acousto-Optic Modulation[J]. Acta Optica Sinica, 2024, 44(1): 0106017
Category: Fiber Optics and Optical Communications
Received: Aug. 16, 2023
Accepted: Sep. 28, 2023
Published Online: Jan. 11, 2024
The Author Email: Dong Yongkang (aldendong@163.com)