Cheng Ruan, Shijie Gao, Lie Ma, Ximing Wang, Xichang Yu, Guoqiang Zhang. Method of Improving the Transmission Efficiency of Cassegrain Antenna Based on MPLC[J]. Laser & Optoelectronics Progress, 2024, 61(13): 1306008

Search by keywords or author
- Laser & Optoelectronics Progress
- Vol. 61, Issue 13, 1306008 (2024)

Fig. 1. Classic Cassegrain antenna

Fig. 2. Plane optical path diagram of Cassegrain antenna

Fig. 3. The relationship between the obscuration ratio and transmission efficiency of the Cassegrain antenna

Fig. 4. MPLC operating principle

Fig. 5. The matching process of single phase plane in wavefront matching algorithm

Fig. 6. Schematic diagram of improving the transmission efficiency of Cassegrain antenna based on MPLC

Fig. 7. Beam energy distribution after 45000 km transmission of hollow gaussian beams

Fig. 8. Relationship between phase plate number and conversion efficiency

Fig. 9. Phase plate. (a) The first phase plate; (b) the second phase plate; (c) the third phase plate

Fig. 10. The relationship among the hollow Gaussian beams waist radius, the Gaussian beams waist radius, and the conversion efficiency

Fig. 11. Hollow Gaussian beams simulation results. (a) Ideal outgoing light field; (b) actual outgoing light field

Fig. 12. Energy distribution in central section. (a) Energy distribution in the center section of the ideal outgoing light field; (b) energy distribution in the center section of the actual outgoing light field

Fig. 13. After applying MPLC, the transmission efficiency varing with the antenna obscuration ratio

Fig. 14. After the application of MPLC, the transmission efficiency varing with the change curve of antenna obscuration ratio

Set citation alerts for the article
Please enter your email address