Focusing of Spotlight Tandem-Configuration Bistatic Data with Frequency Scaling Algorithm

Table 1

Simulation parameters.

	Case I		Case II		Case III
Range bandwidth			200 MHz
PRF			3000 Hz
Carrier frequency			10 GHz
Platform velocity			7000 m/s
Closest distance from the flight track to the scene center			600 km
Illumination time	1.34 s		1.44 s		1.61 s
Range to reference target	611.9 km		635.7 km		670.8 km
Length of the baseline	240 km		420 km		600 km
Squint angle	11.31°(T)	−11.31°(R)	19.29°(T)	−19.29°(R)	26.57°(T)	−26.57°(R)