Zhijun Li, Yao Mao, Bo Qi, Xi Zhou, Qiong Liu, Qian Zhou. Research on control technology of single detection based on position correction in quantum optical communication[J]. Opto-Electronic Engineering, 2022, 49(3): 210311-1
- Opto-Electronic Engineering
- Vol. 49, Issue 3, 210311-1 (2022)
Fig. 1. Compound axis control optical path diagram used series double tracking mirrors
Fig. 2. Compound axis control
Fig. 3. Compound axis control used single detection
Fig. 4. Control block diagram of fine tracking mirror
Fig. 5. Comparison of characteristics of objects with different attitudes of tracking mirror (without inner ring and with Inner ring). (a) Without inner ring; (b) With inner ring
Fig. 6. High precision TV images in different periods
Fig. 7. Open loop correction characteristics of the same corrector under different hysteresis
Fig. 8. Control block diagram of high precision tracking mirror after introducing relative angle sensor
Fig. 9. Closed loop characteristic diagram of internal position of tracking mirror
Fig. 10. Single detection compound axis control system framework based on position correction
Fig. 11. Optical path diagram of experimental platform
Fig. 12. Compound axis control object used single detection
Fig. 13. Comparison of tracking results under the same lag
Fig. 14. Comparison of hysteresis variation characteristics
Fig. 15. Comparison of tracking results under different delays
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Table 1. Tracking error with constant lag
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Table 2. Tracking error with variable lag
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