Fig. 1. Schematic diagram of three-layer satellite-to-ground atmospheric turbulence laser transmission model

Fig. 2. Multi-phase screen diagram

Fig. 3. Schematic diagrams of rotating extraction phase screen

Fig. 4. Flowchart of constructing three-layer dynamic atmospheric turbulence phase screen model

Fig. 5. Light field distribution of initial Gaussian beam

Fig. 6. Comparison of phase structure functions after subharmonic compensation and theoretical phase structure functions of phase screens at different layers. (a) Boundary; (b) troposphere; (c) stratosphere

Fig. 7. Phase screen simulation results. (a) Boundary; (b) troposphere; (c) stratosphere

Fig. 8. Simulation results of dynamic atmospheric turbulence phase screens . (a)‒(c) Boundary; (d)‒(f) troposphere; (g)‒(i) stratosphere

Fig. 9. Intensity distributions of Gaussian beam modulated by three-layer dynamic atmospheric turbulence phase screen

Fig. 10. Scintillation index of Gaussian beam intensity modulated by dynamic atmospheric turbulence phase screen

Fig. 11. Scintillation index of Gaussian beam modulated by dynamic atmospheric turbulence phase screen after improved interception method

Fig. 12. Comparison of theoretical and simulated scintillation indexes of light intensity at different zenith angles

Fig. 13. Variation of autocorrelation coefficient of tropospheric dynamic atmospheric turbulence phase screen sequence with time