Xizheng Ke, Yunfeng Zhang, Ying Zhang, Sichen Lei. GPU Acceleration in Wave-Front Sensorless Adaptive Wave-Front Correction System[J]. Laser & Optoelectronics Progress, 2019, 56(7): 070101
- Laser & Optoelectronics Progress
- Vol. 56, Issue 7, 070101 (2019)
Fig. 1. Structural diagram of wireless optical coherent communication system
Fig. 2. Structural diagram of wave-front sensorless adaptive correction
Fig. 3. Parallel processing of voltage vector
Fig. 4. Pattern diagram of cooperative mode between CPU and GPU
Fig. 5. Transfer thread processing pixel
Fig. 6. Parallel matrix operation
Fig. 7. Mark diagrams before and after acceleration by centroid algorithm. (a) Before acceleration; (b) after acceleration
Fig. 8. Beam path diagram of wave-front sensorless adaptive optical experiment
Fig. 9. Spots by CCD before and after correction. (a) Before correction; (b) correction effect before acceleration; (c) correction effect after acceleration
Fig. 10. Variation trend of Strehl ratio. (a) Strong turbulence; (b) middle turbulence; (c) weak turbulence
Fig. 11. Experimental site
Fig. 12. Beam path diagram of wave-front sensorless correction
Fig. 13. Spots before and after correction. (a) Before correction; (b) after correction
Fig. 14. Variation trend of coherent light Strehl ratio
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Table 1. Running time of indoor experiments before and after acceleration
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Table 2. Running time of coherent light experiments before and after acceleration
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