Tradeoff Optimization Technology of Effectiveness-Cost for Satellite-Based on CAIV Method

Table 5

The capability indicators of satellites.

Capability indicator	1	2	3	4	5	6	7	8
Velocity measure precision (m/s)	4	2	1.8	1.8	6	6	6	1
System sensitivity (°)	5	5	6	6	4	4	4	8
System stability (°/s)	0.55	0.5	0.6	0.6	0.4	0.35	0.35	0.6
Target location accuracy (m)	35	40	30	30	40	30	40	35
Imaging width (km)	25	25	28	25	18	28	18	30
Imaging time (h)	2	1.8	2.5	2	1.5	2.5	1	2.5
Ground resolution (m)	3	3	4	4.5	10	2	10	4
Signal bandwidth (mhz)	600	600	580	580	550	500	500	600
Information transmission rate (Gbps)	15	14	16	16	15	13	13	17
Symbol error rate	10^-7	10^-7	10^-8	10^-8	10^-6	10^-6	10^-6	10^-8