The parameter-adjusting polar format algorithm (PFA) is demonstrated to be an effective
imaging method for the high-squint synthetic aperture radar (SAR) in a previous study by the …

The polar format algorithm (PFA) is a wavenumber domain imaging method for spotlight
synthetic aperture radar (SAR). The classic fixed-parameter PFA employs interpolation …

The conventional polar format algorithm (CPFA) is widely used for synthetic aperture radar
(SAR) because of its simple and efficient operations. However, due to its wavefront curvature …

Traditional polar format algorithm (PFA) is widely used in high-resolution and highly-
squinted (HRHS) synthetic aperture radar (SAR) systems, because of its unique decoupling …

This paper improved polar format algorithm (PFA) based on nonuniform azimuth sampling
for squint spotlight synthetic aperture radar (SAR) imaging. The range resampling for …

Polar format algorithm (PFA) is an efficient image formation algorithm for spotlight-mode
synthetic aperture radar (SAR). However, the derivation of PFA relies upon the …

This letter presents an improved polar format algorithm for nonlinear aperture and widefield
spotlight synthetic aperture radar imaging. In the proposed algorithm, the chirp z transform is …

The polar format algorithm (PFA) is a classic algorithm for processing spotlight synthetic
aperture radar (SAR) data and is extensively used in practical applications nowadays …

Airborne downward-looking sparse linear array 3-D synthetic aperture radar operates nadir
observation and obtains the 3-D microwave scatter information of the observed scene. A …

For widefield synthetic aperture radar (SAR) imaging, range-dependent motion errors and
range curvature are the main obstacle for range cell migration correction (RCMC) and …