Review of CSAR imaging techniques.

Z Jianfeng, FU Yaowen, Z Wenpeng… - Systems …, 2020 - search.ebscohost.com
Circular synthetic aperture radar (CSAR) is widely used in remote sensing mapping, disaster
monitoring and assessment, forest crop resource management, and battlefield target …

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 …

Imaging for high-resolution wide-swath spaceborne SAR using cubic filtering and NUFFT based on circular orbit approximation

S Zhao, Y Deng, R Wang - IEEE Transactions on Geoscience …, 2016 - ieeexplore.ieee.org
In the processing of high-resolution wide-swath spaceborne synthetic aperture radar data,
the slant range history is difficult to formulate with a high accuracy over a long data …

A frequency-domain imaging algorithm for translational variant bistatic forward-looking SAR

H Mei, Y Li, M Xing, Y Quan… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Bistatic forward-looking synthetic aperture radar (BFSAR) breaks through the limitations of
the conventional monostatic SAR on the forward-looking imaging. However, the problems of …

An azimuth frequency non-linear chirp scaling (FNCS) algorithm for TOPS SAR imaging with high squint angle

Y Wu, GC Sun, XG Xia, M Xing… - IEEE Journal of …, 2013 - ieeexplore.ieee.org
During the data acquisition of a squint terrain observation by progressive scan (TOPS)
synthetic aperture radar (SAR), the steering of the antenna main beam increases the …

[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) …

Focusing Highly Squinted FMCW-SAR Data Using the Modified Wavenumber-Domain Algorithm

T Zhang, Y Li, M Yuan, L Guo, J Guo… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
The three-dimensional (3-D) acceleration, azimuth dependence, and real-time processing
are the main issues to be solved in highly squinted frequency-modulation continuous-wave …

Fast backprojection algorithms based on subapertures and local polar coordinates for general bistatic airborne SAR systems

VT Vu, MI Pettersson - IEEE Transactions on Geoscience and …, 2015 - ieeexplore.ieee.org
This paper introduces a bistatic fast backprojection synthetic aperture radar (SAR) algorithm
that is available for different bistatic geometries. The proposed algorithm is tested with the …

[HTML][HTML] Azimuth multichannel reconstruction for moving targets in geosynchronous spaceborne–airborne bistatic SAR

W Xu, Z Wei, P Huang, W Tan, B Liu, Z Gao, Y Dong - Remote Sensing, 2020 - mdpi.com
In a multichannel geosynchronous spaceborne–airborne bistatic synthetic aperture radar
(GEO-SA-BiSAR) system, the airborne receiver can obtain high-resolution microwave …

Geosynchronous spaceborne–airborne multichannel bistatic SAR imaging using weighted fast factorized backprojection method

H An, J Wu, Z He, Z Li, J Yang - IEEE Geoscience and Remote …, 2019 - ieeexplore.ieee.org
Geosynchronous (GEO) spaceborne-airborne bistatic synthetic aperture radar (GEO-
BiSAR), where the high-altitude transmitter provides continuous illumination for the receiver …