[2] [2] CHANIN M L, GARNIER A, HAUCHECORNE A, et al. A Doppler lidar for measuring winds in the middle atmosphere[J]. Geophysical Research Letters, 2013, 16.

[3] [3] LIU Z S, WU D, ZHANG K L, et al. A mobile incoherent Mie-Rayleigh Doppler wind lidar with a single frequency and tunable operation of an injection Nd: YAG laser[J]. Science in China (Series E: Technological Sciences), 2003, 46(003): 309-317.

[6] [6] ZRNI D S. Simulation of weatherlike Doppler spectra and signals[J]. Journal of Applied Meteorology, 1975, 14(4): 619.

[11] [11] RODRIGUEZ-HERNANDEZ M A, EMETERIO J L S. Noise reduction using wavelet cycle spinning: Analysis of useful periodicities in the z-transform domain[J]. Signal, Image and Video Processing, 2016, 10(3): 519-526.

[12] [12] DONG J L, LOCQUET A, CITRIN D S. Enhanced terahertz imaging of small forced delamination in woven glass fibre-reinforced composites with wavelet de-noising[J]. Journal of Infrared, Millimeter, and Terahertz Waves, 2016, 37(3): 289-301.

[22] [22] SULAIMAN I A, HASSAN H M, DANISH M, et al. Design, comparison and analysis of low pass FIR filter using window techniques method[J]. Materials Today: Proceedings, 2022, 49: 3117-3121.