Acta Photonica Sinica, Volume. 51, Issue 1, 0151123(2022)
Detect the Orbital Angular Momentum of Vortex Beams after Phase Distortion Based on Machine Learning
Figures & Tables(8)
Fig. 1. Simulation diagram of LG beam propagation in atmospheric turbulence by multi-phase screen method
Fig. 3. Vortex light intensity images under different turbulence intensity
Fig. 4. Vortex light intensity images with different radial exponents and transmission distances
Fig. 6. Comparison of detection in different turbulent environment
Table 1. Beam parameters and training parameters
View tableView in ArticleTable 1. Beam parameters and training parameters
L=1 000 m
p=0
λ=1 550 nm
Each grid’s gap Maximum orbital angular momentum range Number of total data Number of train data Number of test data 1 mm 1~40 4 000 3 600 400 1.5 mm 1~100 10 000 9 000 1 000 2 mm 1~160 16 000 14 400 1 600
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Chenyin SHI, Hongyan WEI, Peng JIA, Xinyu YUE. Detect the Orbital Angular Momentum of Vortex Beams after Phase Distortion Based on Machine Learning[J]. Acta Photonica Sinica, 2022, 51(1): 0151123
Paper Information
Category: Special Issue for Light Field Manipulation and Applications
Received: Oct. 12, 2021
Accepted: Dec. 1, 2021
Published Online: Mar. 10, 2022
The Author Email: WEI Hongyan (why_1221@126.com)
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