Mu Yang, Shaoyuan Cheng, Chengguang Cui, Hongchen Tang, Zhihao Zhu. Ground Experimental System for Satellite Dynamic Imaging Mode[J]. Laser & Optoelectronics Progress, 2021, 58(4): 0428002
- Laser & Optoelectronics Progress
- Vol. 58, Issue 4, 0428002 (2021)
Fig. 1. Schematic diagram of the experimental system. (a) Geometric relationship of the on-orbit imaging; (b) top view
Fig. 2. Relationship between target rotation speed and satellite maneuvering angular speed along flight direction
Fig. 3. Schematic of the ground experiment system
Fig. 4. Static imageing of the target. (a) Design drawing of the target; (b) physical photo corresponding to the dotted frame
Fig. 5. Relationship between dynamic MTF and light intensity
Fig. 6. Dynamic imaging of the target. (a) Change of dynamic MTF with the angular velocity of the target; (b) dynamic image with 128 levels and a rotation speed of 800 (°)/s
Fig. 7. Result of the dynamic imaging. (a) Variation curve of the integration time ; (b) partial images of the target dynamic imaging
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Table 1. Main parameters of the experimental system
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Table 2. Linear regions under different parameter combinations
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Table 3. Mean value and standard deviation value of dynamic MTF at different detector stage
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