Yu ZHANG, Zhiguo LI, Hui LIU, Minglai CHEN, Xiujuan LUO, Caiwen MA, Huaili ZHANG. Experimental Research on Laser Active Coherent Array Imaging through Horizontal Transimission in Real Atmosphere[J]. Acta Photonica Sinica, 2021, 50(12): 1201004
- Acta Photonica Sinica
- Vol. 50, Issue 12, 1201004 (2021)
Fig. 1. Target and imaging concept of laser coherent scan array imaging
Fig. 2. Concept of relationship between fringe direction and object spatial information
Fig. 3. T shape transmitter array with moving aperture
Fig. 4. Interfering fringes generated by 5 beams
Fig. 5. Picture of T shape transmitter array with moving aperture
Fig. 6. Illustration of energy receiving test
Fig. 7. Simulated object imaging results by single Fresnel mirror and Fresnel-silver reflected mirror array
Fig. 8. Illustration of energy receiving using double mirror
Fig. 9. Control interface of data processing from double receiving mirror
Fig. 10. Reconstruction effect of different gain ratio from two channel
Fig. 11. Waveform comparison between original signal and band-filter signal
Fig. 12. Spectrum comparison between original signal and band-filter signal
Fig. 13. Image reconstruction from original signal
Fig. 14. Image reconstruction from band-filter signal
Fig. 15. Image reconstruction combining different methods
Fig. 16. Image reconstruction of object with 5 mm detail in 1.2 km range
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Table 1. Atmospheric turbulence classification with different
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Table 2. Relationship between turbulence parameter and horizontal transmission range
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