Researching | Simulation of Space-Based Space Target Scene Imaging

Laser & Optoelectronics Progress, Volume. 59, Issue 8, 0811004(2022)

Simulation of Space-Based Space Target Scene Imaging

Jinsheng Yang and Tianjiao Li^*

Author Affiliations

School of microelectronics, Tianjin University, Tianjin 030072, China

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Figures&Tables (12)

References (20)

Paper Information

Figures & Tables(12)

Fig. 1. Ray radiation transmission path

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Fig. 2. Reflection characteristics of silicon solar panel

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Fig. 3. Reflection characteristics of Polyimide

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Fig. 4. Imaging simulation workflow

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Fig. 5. Schematic diagram of space observation

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Fig. 6. Imaging effects of different focal lengths. (a) 6000 mm; (b) 2500 mm; (c) 1500 mm; (d) 800 mm

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Fig. 7. Space object model

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Fig. 8. Simulation images of space target. (a) Simulation image; (b) amplification result

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Table 1. Values of bidirectional reflectance distribution function of satellite packaging materials
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Table 1. Values of bidirectional reflectance distribution function of satellite packaging materials
Texture of material $a$ $b$ $k_{b}$ $k_{d}$ $k_{r}$
Silicon solar panel 0.557 -261.6 15.42 0.047 0.717
Polyimide 0.458 -51.90 28.38 0.077 1.865

Table 2. Orbit parameters of on orbit camera and target satellite
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Table 2. Orbit parameters of on orbit camera and target satellite
Orbital element a /km e i $ω$ $Ω$ $M$
Camera 6778 0 28.5 0 68 196
Satellite 6878 0 28.5 0 68 196

Table 3. Real-time imaging capability of system
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Table 3. Real-time imaging capability of system
Simulation duration /s Number of photos Average frequency /Hz
2 73 36.5
4 148 37.0
6 211 35.2

Table 4. Simulation parameters of space target imaging
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Table 4. Simulation parameters of space target imaging
Simulation parameter Parameter value
Focal length /m 1.8
Number of pixels 2000 $\times$ 2000
Simulation band /nm
Trace depth
Pixel size / $μ m^{2}$
Caliber /m
450-750
4
5 $\times$ 5
0.4

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Jinsheng Yang, Tianjiao Li. Simulation of Space-Based Space Target Scene Imaging[J]. Laser & Optoelectronics Progress, 2022, 59(8): 0811004

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Paper Information

Category: Imaging Systems

Received: Mar. 16, 2021

Accepted: Apr. 28, 2021

Published Online: Apr. 11, 2022

The Author Email: Li Tianjiao (294448170@qq.com)

DOI:10.3788/LOP202259.0811004

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology