Fig. 1. Physical model of space-based infrared detection of aerial targets

Fig. 2. Spectral radiation characteristics of aircraft tail flames: (a) Characteristics of the temperature distribution of the tail flame of an airborne target; (b) Infrared emissivity of the tail flame

Fig. 3. Signal transmission link

Fig. 4. Target motion model in integral time: (a) microimage element segmentation; (b) integral In-time micro-motion model

Fig. 5. Atmospheric transmittance from target to detection system at different flight altitudes

Fig. 6. Spectral radiation characteristics of aerial targets and typical background

Fig. 7. The detection sensitivity of the multi-frame stacking camera is not considered

Fig. 8. Camera detection sensitivity after considering multi-frame superposition