MIMO SAR Using Orthogonal Coding: Design, Performance Analysis, and Verifications

Table 1

Simulation SAR system parameters.

Working mode	SISO	MIMO
Transmit signal	Up chirp	Up/down chirp
Platform height (km)	750	750
Platform velocity (m/s)	7090	7090
Carrier wavelength (m)	0.031	0.031
Pulse bandwidth (MHz)	75	75
PRF (Hz)	3150	1050
Effective PRF (Hz)	3150	3150
Slant range resolution (m)	2	2
Azimuth resolution (m)	2.2	2.2
Swath width (km)	60	180
Ground range (km)	[330 390]	[510 690]
Incident angle (°)	[23.7 27.5]	[34.2 42.6]