DAS signal denoising with adaptive beamforming
Peilian Xin, Bing Han, Yunjiang Rao, Lixia Zhang, Huijuan Wu, Tianqi Shao, Zengling Ran · 27th International Conference on Optical Fiber Sensors · 2022
A novel DAS signal denoising method is proposed by utilizing the adaptive beamforming (ABF) method and signal quality is improved by 10.6 dB, which can be applied to signal quality promotion for all types of DAS.