Influences of pulse parameters on the performance of double-pulse ϕ-OTDR

[1]  Jie Ren,et al.  A Novel $\phi$-OTDR System With a Phase Demodulation Module Based on Sagnac Balanced Interferometer , 2021, Journal of Lightwave Technology.

[2]  V. Batos,et al.  Extending OTDR Distance Span by External Front-End Optical Preamplifier , 2021, Electronics.

[3]  Yunpeng Cai,et al.  Aircraft Detection Using Phase-Sensitive Optical-Fiber OTDR , 2021, Sensors.

[4]  Xuping Zhang,et al.  Enlarging Dynamic Strain Range in UWFBG Array-Based Φ-OTDR Assisted With Polarization Signal , 2021, IEEE Photonics Technology Letters.

[5]  Xin Liu,et al.  An anti-noise composite optical fiber vibration sensing System , 2021 .

[6]  Zhaoyong Wang,et al.  Recent Progress in Distributed Fiber Acoustic Sensing with Φ-OTDR , 2020, Sensors.

[7]  Xuping Zhang,et al.  Polarization fading elimination for ultra-weak FBG array-based Φ-OTDR using a composite double probe pulse approach. , 2019, Optics express.

[8]  B. G. Gorshkov,et al.  Fidelity of the dual-pulse phase-OTDR response to spatially distributed external perturbation , 2019, Laser Physics.

[9]  Yuncai Wang,et al.  Recent Progress in the Performance Enhancement of Phase-Sensitive OTDR Vibration Sensing Systems , 2019, Sensors.

[10]  O. Nanii,et al.  Distributed temperature sensor based on a phase-sensitive optical time-domain Rayleigh reflectometer , 2018, Laser Physics.

[11]  V. Potapov,et al.  Sensitivity of a phase-sensitive optical time-domain reflectometer with a semiconductor laser source , 2018 .

[12]  Zuyuan He,et al.  Frequency Response Enhancement of Direct-Detection Phase-Sensitive OTDR by Using Frequency Division Multiplexing , 2018, Journal of Lightwave Technology.

[13]  Min Zhang,et al.  Distributed gas sensing with optical fibre photothermal interferometry. , 2017, Optics express.

[14]  Xiaohan Sun,et al.  Distributed optical fiber vibration sensor based on Sagnac interference in conjunction with OTDR. , 2017, Optics express.

[15]  V. Potapov,et al.  Intensity noise limit in a phase-sensitive optical time-domain reflectometer with a semiconductor laser source , 2017 .

[16]  Zhoumo Zeng,et al.  Phase demodulation method in phase-sensitive OTDR without coherent detection. , 2017, Optics express.

[17]  Dong Wang,et al.  Real-Time Distributed Vibration Monitoring System Using $\Phi$ -OTDR , 2017, IEEE Sensors Journal.

[18]  Qing Ye,et al.  High spatial resolution phase-sensitive optical time domain reflectometer with a frequency-swept pulse. , 2017, Optics letters.

[19]  Xiaoping Zheng,et al.  Multi-event waveform-retrieved distributed optical fiber acoustic sensor using dual-pulse heterodyne phase-sensitive OTDR. , 2017, Optics letters.

[20]  V. S. Vdovenko,et al.  A phase-sensitive optical time-domain reflectometer with dual-pulse phase modulated probe signal , 2014 .

[21]  Fei Peng,et al.  Ultra-long high-sensitivity Φ-OTDR for high spatial resolution intrusion detection of pipelines. , 2014, Optics express.

[22]  Trevor P. Newson,et al.  A distributed optical fibre dynamic strain sensor based on phase-OTDR , 2013 .

[23]  Qing Ye,et al.  Interference-Fading-Free $\Phi$ -OTDR Based on Differential Phase Shift Pulsing Technology , 2019, IEEE Photonics Technology Letters.