An improved SAC algorithm based on the range-keystone transform for Doppler rate estimation

Y Wu, G Sun, XG Xia, M Xing… - IEEE Geoscience and …, 2012 - ieeexplore.ieee.org
Doppler rate is an important parameter in synthetic aperture radar (SAR) signal processing
since it affects the SAR image focusing. There are many approaches to estimate the Doppler …