Inverse synthetic aperture radar imaging: A historical perspective and state-of-the-art survey

R Vehmas, N Neuberger - IEEE Access, 2021 - ieeexplore.ieee.org
Radar can obtain high spatial resolution at large operating distances, and its operation is
largely independent from weather and lighting conditions. This makes it an important …

A sparsity-driven approach for joint SAR imaging and phase error correction

NÖ Onhon, M Cetin - IEEE Transactions on Image Processing, 2011 - ieeexplore.ieee.org
Image formation algorithms in a variety of applications have explicit or implicit dependence
on a mathematical model of the observation process. Inaccuracies in the observation model …

Joint sparsity-based imaging and motion error estimation for BFSAR

W Pu, J Wu, X Wang, Y Huang, Y Zha… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Due to its flexibility and low cost, the bistatic forward-looking synthetic aperture radar
(BFSAR) which employs side-looking transmitter and forward-looking receiver has been …

Fast factorized backprojection imaging algorithm integrated with motion trajectory estimation for bistatic forward-looking SAR

W Pu, J Wu, Y Huang, J Yang… - IEEE Journal of Selected …, 2019 - ieeexplore.ieee.org
A bistatic forward-looking synthetic aperture radar (BFSAR) is increasingly in the focus of
study, as it breaks through the limitations of imaging on a forward-looking terrain of a moving …

A generalized phase gradient autofocus algorithm

A Evers, JA Jackson - IEEE Transactions on Computational …, 2019 - ieeexplore.ieee.org
The phase gradient autofocus (PGA) algorithm has seen widespread use and success
within the synthetic aperture radar (SAR) imaging community. However, its use and success …

Fast compressive sensing-based SAR imaging integrated with motion compensation

W Pu, Y Huang, J Wu, H Yang, J Yang - IEEE Access, 2019 - ieeexplore.ieee.org
Recently, compressive sensing (CS) has been applied in synthetic aperture radar (SAR)
imaging, which is increasingly in the focus of study and shows great potential. In CS-based …

A rise-dimensional modeling and estimation method for flight trajectory error in bistatic forward-looking SAR

W Pu, J Wu, Y Huang, K Du, W Li… - IEEE Journal of …, 2017 - ieeexplore.ieee.org
Bistatic forward-looking synthetic aperture radar (BFSAR) is a kind of bistatic SAR system
that can image forward-looking terrain in the flight direction of a moving platform. In BFSAR …

Synthetic aperture radar autofocus based on a bilinear model

KH Liu, A Wiesel, DC Munson - IEEE Transactions on image …, 2012 - ieeexplore.ieee.org
Autofocus algorithms are used to restore images in nonideal synthetic aperture radar
imaging systems. In this paper, we propose a bilinear parametric model for the unknown …

Autofocused compressive SAR imaging based on the alternating direction method of multipliers

A Güngör, M Çetin, HE Güven - 2017 IEEE Radar Conference …, 2017 - ieeexplore.ieee.org
We present an alternating direction method of multipliers (ADMM) based autofocused
Synthetic Aperture Radar (SAR) imaging method in the presence of unknown 1-D phase …

Performance characterization of Phase Gradient Autofocus for inverse synthetic aperture LADAR

CJ Pellizzari, J Bos, MF Spencer… - 2014 IEEE …, 2014 - ieeexplore.ieee.org
Phase Gradient Autofocus (PGA) is an effective algorithm for estimating and removing piston-
phase errors from spotlight-mode synthetic aperture radar (SAR) data. For target scenes …