표 1. | Table 1. 영상레이다의 주요 임무 | The mission of SAR payload.

Mission	SAR payload mission
Acquisition modes	Standard / high resolution / (ultra) high resolution
Densely populated target detection	Gap time between SAR mode, tranquilization time of platform maneuvering, squinted SAR operation and left/right looking
Multi-polarization	Dual polarized antenna configuration, dual receiving architecture
Changing detection	High accurate amplitude / phase stability
Interferometry SAR image	Pulse error analysis and ultra stable oscillator
Lifetime and reliability	FDIR, redundant scheme, single point failure avoidance, graceful degradation