Fading Suppression for Distributed Acoustic Sensing Assisted With Dual-Laser System and Differential-Vector-Sum Algorithm - Li, Hao; Liu, Tao; Fan, Cunzheng; Yan, Baoqiang; Chen, Junfeng; Huang, Tianye; Yan, Zhijun; Sun, Qizhen (IEEE sensors journal, 2022)
Keywords: Acoustics; Algorithms; Backscattering; Channels; Fading; Fading channels; fading suppression; Laser noise; Lasers; Noise reduction; Optical fiber polarization; Optical fiber sensors; Optical pulses; Optical sensors; Perturbation; Phase-sensitive optical time domain reflectometry; Polarization; Probes; Spatial resolution; wavelength multiplexing