• Acta Optica Sinica
  • Vol. 42, Issue 2, 0228001 (2022)
Weiwei Zhao1, Chengcheng Fan2、3、4、*, Yan Wang1, Dinghui Shang2、3、4, Yonghe Zhang2、3、4, and Zengshan Yin2、3、4
Author Affiliations
  • 1Institute of Beijing Remote Sensing Information, Beijing 100192, China
  • 2Shanghai Engineering Center for Microsatellites, Shanghai 201210, China
  • 3Innovation Academy for Microsatellites of CAS, Shanghai 201210, China
  • 4Key Laboratory of Microsatellites of CAS, Shanghai 201210, China
  • show less
    DOI: 10.3788/AOS202242.0228001 Cite this Article Set citation alerts
    Weiwei Zhao, Chengcheng Fan, Yan Wang, Dinghui Shang, Yonghe Zhang, Zengshan Yin. Jitter Detection Method Based on Rolling Shutter CMOS Imaging for Space Cameras[J]. Acta Optica Sinica, 2022, 42(2): 0228001 Copy Citation Text show less
    Satellite remote sensing sequence images captured by CMOS rolling shutter mode. (a) Previous image; (b) next frame image
    Fig. 1. Satellite remote sensing sequence images captured by CMOS rolling shutter mode. (a) Previous image; (b) next frame image
    Jitter detection flow chart for space camera based on rolling shutter CMOS imaging
    Fig. 2. Jitter detection flow chart for space camera based on rolling shutter CMOS imaging
    Jitter information statistical charts of satellite platform based on high frequency angular displacement. (a) Jitter information in x direction; (b) jitter spectrum in x-direction; (c) jitter information in y direction; (d) jitter spectrum in y-direction; (e) jitter information in z direction; (f) jitter spectrum in z-direction
    Fig. 3. Jitter information statistical charts of satellite platform based on high frequency angular displacement. (a) Jitter information in x direction; (b) jitter spectrum in x-direction; (c) jitter information in y direction; (d) jitter spectrum in y-direction; (e) jitter information in z direction; (f) jitter spectrum in z-direction
    Statistical chart of jitter information of space camera in direction perpendicular to rail based on rolling shutter CMOS imaging
    Fig. 4. Statistical chart of jitter information of space camera in direction perpendicular to rail based on rolling shutter CMOS imaging
    Statistical chart of jitter information of space camera in direction along rail based on rolling shutter CMOS imaging
    Fig. 5. Statistical chart of jitter information of space camera in direction along rail based on rolling shutter CMOS imaging
    TimePlaceAmplitude and frequency indirection along railAmplitude and frequency indirection along rail
    Frequency /HzAmplitude /pixelFrequency /HzAmplitude /pixel
    2020-08-15T11:25Area 1156.036-0.181155.481-0.135
    2020-08-26T13:28Area 2155.304-0.235155.835-0.195
    2020-09-10T12:35Area 3154.812-0.283154.705-0.177
    2020-09-21T13:48Area 4155.972-0.199155.663-0.184
    2020-09-30T11:14Area 5156.491-0.207156.382-0.172
    Table 1. Absolute vibration parameters of space camera based on rolling shutter CMOS imaging
    TimePlaceRelative error before compensationRelative error after compensation
    Directionperpendicular to railDirectionalong railDirectionperpendicular to railDirectionalong rail
    2020-08-15T11:25Area 13.8113.3932.7362.293
    2020-08-26T13:28Area 25.6064.5734.3663.273
    2020-09-10T12:35Area 35.7733.9124.4432.861
    2020-09-21T13:48Area 43.0065.5821.7164.282
    2020-09-30T11:14Area 56.4833.7635.2032.513
    RMS5.1054.3133.9063.124
    Table 2. Relative geometric accuracy of panchromatic images before and after flutter compensation pixel
    Weiwei Zhao, Chengcheng Fan, Yan Wang, Dinghui Shang, Yonghe Zhang, Zengshan Yin. Jitter Detection Method Based on Rolling Shutter CMOS Imaging for Space Cameras[J]. Acta Optica Sinica, 2022, 42(2): 0228001
    Download Citation