High-Resolution Squinted SAR Imaging Algorithm Applied in the Near-Field Environment

Table 2

Abbreviations.

Full name	Abbreviation
Synthetic aperture radar	SAR
Range cell migration	RCM
Linear range walk correction	LRWC
Range cell migration azimuth scaling	RCMAS
Second range compression	SRC
Range compression	RC
Azimuth distortion compensation	ADC
Azimuth nonlinear chirp scaling	ANCS
Frequency modulation	FM
Azimuth compression	AC
Range-Doppler	RD
Chirp scaling	CS
Backprojection	BP
Nonlinear chirp scaling	NCS
Linear range cell migration	LRCM
Quadratic range cell migration	QRCM
Fourier transform	FFT
Inverse Fourier transform	IFFT
Principle of stationary phase	POSP
Method of series reversion	MSR
Extended nonlinear chirp scaling	ENCS