A modified space-variant phase filtering algorithm of PFA for bistatic SAR
S Han, D Zhu, X Mao - IEEE Geoscience and Remote Sensing …, 2021 - ieeexplore.ieee.org
Wavefront curvature effects grow worse in spotlight Bistatic synthetic aperture radar (BSAR)
imagery when reconstructed via polar format algorithm (PFA) under the large-scale scene …
imagery when reconstructed via polar format algorithm (PFA) under the large-scale scene …
Space-variant filtering for wavefront curvature correction in polar formatted bistatic SAR image
X Wang, D Zhu, X Mao, Z Zhu - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
An analytical expression of the phase error from wavefront curvature in bistatic spotlight-
mode synthetic aperture radar (SAR) image reconstructed via polar format algorithm (PFA) is …
mode synthetic aperture radar (SAR) image reconstructed via polar format algorithm (PFA) is …
A generalized wavefront-curvature-corrected polar format algorithm to focus bistatic SAR under complicated flight paths
Y Miao, J Wu, Z Li, J Yang - IEEE Journal of Selected Topics in …, 2020 - ieeexplore.ieee.org
Bistatic synthetic aperture radar (BiSAR) imaging is faced with two major challenges: large
scene imaging and adaptability to unideal platform motion in practice. In order to deal with …
scene imaging and adaptability to unideal platform motion in practice. In order to deal with …
Efficient BiSAR PFA Wavefront Curvature Compensation for Arbitrary Radar Flight Trajectories
T Shi, X Mao, A Jakobsson, Y Liu - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The polar format algorithm (PFA) is a popular choice for general bistatic synthetic aperture
radar (BiSAR) imaging due to its computational efficiency and adaptability to situations with …
radar (BiSAR) imaging due to its computational efficiency and adaptability to situations with …
Wavefront curvature correction in one stationary bistatic SAR image focused via PFA
X Wang, D Zhu - Electronics letters, 2010 - search.proquest.com
The wavefront curvature error in one stationary bistatic synthetic aperture radar image
focused via the polar format algorithm (PFA) is analysed, and a space-variant filtering …
focused via the polar format algorithm (PFA) is analysed, and a space-variant filtering …
Spatially variable phase filtering algorithm based on azimuth wavenumber regularization for bistatic spotlight SAR imaging under complicated motion
Y Miao, J Yang, J Wu, Z Sun… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The 2-D space variance of echo signals is the key problem of image processing for bistatic
synthetic aperture radar (BiSAR) under nonlinear platform trajectories. Although there are …
synthetic aperture radar (BiSAR) under nonlinear platform trajectories. Although there are …
Azimuth migration-corrected phase gradient autofocus for bistatic SAR polar format imaging
Y Miao, J Wu, J Yang - IEEE Geoscience and Remote Sensing …, 2020 - ieeexplore.ieee.org
A polar format algorithm (PFA) as a high-efficient imaging method is widely used in bistatic
spotlight synthetic aperture radar (SAR). In cases where motion error causes great …
spotlight synthetic aperture radar (SAR). In cases where motion error causes great …
Structure-aided 2-D autofocus for airborne bistatic synthetic aperture radar
In this article, a new interpretation of the polar format algorithm (PFA) for general bistatic
spotlight synthetic aperture radar (SAR) imaging is presented. From the viewpoint of 2-D …
spotlight synthetic aperture radar (SAR) imaging is presented. From the viewpoint of 2-D …
[HTML][HTML] An Extended Polar Format Algorithm for Joint Envelope and Phase Error Correction in Widefield Staring SAR with Maneuvering Trajectory
Y Liang, Y Liang, X Wang, J Li, M Xing - Remote Sensing, 2024 - mdpi.com
Polar format algorithm (PFA) is a widely used high-resolution SAR imaging algorithm that
can be implemented in advanced widefield staring synthetic aperture radar (WFS-SAR) …
can be implemented in advanced widefield staring synthetic aperture radar (WFS-SAR) …
Widefield Parametric Polar Format Algorithm for Spotlight SAR Imaging
Z Meng, L Zhang, L Chen - IEEE Journal of Selected Topics in …, 2023 - ieeexplore.ieee.org
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 …
range curvature are the main obstacle for range cell migration correction (RCMC) and …