• Acta Optica Sinica
  • Vol. 39, Issue 6, 0612001 (2019)
Xiaoyong Wang, Bowen Zhang*, Qiang Mei, and Nan Zhou
Author Affiliations
  • Beijing Institute of Space Mechanics and Electricity, Beijing 100094, China
  • show less
    DOI: 10.3788/AOS201939.0612001 Cite this Article Set citation alerts
    Xiaoyong Wang, Bowen Zhang, Qiang Mei, Nan Zhou. Assessment of Dynamic Image Motion of Space Camera Based on Integrated Time-Domain Analysis[J]. Acta Optica Sinica, 2019, 39(6): 0612001 Copy Citation Text show less
    Principle diagram of imaging process of TDICCD camera
    Fig. 1. Principle diagram of imaging process of TDICCD camera
    Frequency-domain analysis of measured angular displacement under load condition 1
    Fig. 2. Frequency-domain analysis of measured angular displacement under load condition 1
    Frequency-domain analysis of measured angular displacement under load condition 2
    Fig. 3. Frequency-domain analysis of measured angular displacement under load condition 2
    Structural model of space camera
    Fig. 4. Structural model of space camera
    Three-dimensional plot of optical system model
    Fig. 5. Three-dimensional plot of optical system model
    Simplified flow chart of PaToC procedure
    Fig. 6. Simplified flow chart of PaToC procedure
    Schematic of sampled-imaging simulation process
    Fig. 7. Schematic of sampled-imaging simulation process
    Plots of image motion versus time and pixel-space distributions under different load conditions (blue box represents one sensor unit). (a) Load condition 1, plots of image motion versus time; (b) load condition 1, pixel-space distribution; (c) load condition 2, plots of image motion versus time; (d) load condition 2, pixel-space distribution
    Fig. 8. Plots of image motion versus time and pixel-space distributions under different load conditions (blue box represents one sensor unit). (a) Load condition 1, plots of image motion versus time; (b) load condition 1, pixel-space distribution; (c) load condition 2, plots of image motion versus time; (d) load condition 2, pixel-space distribution
    Simulation results of sampled imaging. (a) Original image; (b) simulation image after adding image motion of load condition 1; (c) simulation image after adding image motion of load condition 2
    Fig. 9. Simulation results of sampled imaging. (a) Original image; (b) simulation image after adding image motion of load condition 1; (c) simulation image after adding image motion of load condition 2
    NumberLoad condition
    1Imaging four strips in a single pass (20° off-nadir angle)
    2Imaging an area and transmitting to the ground in real time
    Table 1. Load conditions of micro-vibration tests
    Xiaoyong Wang, Bowen Zhang, Qiang Mei, Nan Zhou. Assessment of Dynamic Image Motion of Space Camera Based on Integrated Time-Domain Analysis[J]. Acta Optica Sinica, 2019, 39(6): 0612001
    Download Citation