Motion compensation/autofocus in airborne synthetic aperture radar: A review

J Chen, M Xing, H Yu, B Liang, J Peng… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
Air-and spaceborne synthetic aperture radar (SAR) can provide a large number of high-
resolution images for microwave remote sensing applications, such as geoscience and …

Curvilinear flight synthetic aperture radar (CF-SAR): Principles, methods, applications, challenges and trends

Z Chen, S Tang, Y Ren, P Guo, Y Zhou, Y Huang… - Remote Sensing, 2022 - mdpi.com
The research into curvilinear flight synthetic aperture radar (CF-SAR) is the inevitable result
of the comprehensive practicality of SAR. The flight path of the SAR platform in real …

A modified range model and extended omega-K algorithm for high-speed-high-squint SAR with curved trajectory

T Zhang, Y Li, J Wang, M Xing, L Guo… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
An accurate range model with acceleration, the coupling phase terms, and spatial-variant
(SV) Doppler parameters are the main issues to be solved in high-speed-high-squint …

Blind NCS-based autofocus for airborne wide-beam SAR imaging

J Chen, J Zhang, H Yu, G Xu, B Liang… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
The improvement in azimuth resolution and/or the increase in the instantaneous beam width
can result in a wide-beam autofocus problem in airborne synthetic aperture radar (SAR) …

A novel CFFBP algorithm with noninterpolation image merging for bistatic forward-looking SAR focusing

Y Li, G Xu, S Zhou, M Xing… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Fast factorized back-projection (FFBP) has significant advantages for bistatic forward-
looking synthetic aperture radar (BFSAR) imaging with arbitrary geometry and complex …

Sea clutter suppression and target detection algorithm of marine radar image sequence based on spatio-temporal domain joint filtering

B Wen, Y Wei, Z Lu - Entropy, 2022 - mdpi.com
In marine radar target detection, sea clutter will cause a large number of missed alarms and
false alarms, which will affect the accuracy of target detection. In order to suppress sea …

High-resolution real-time imaging processing for spaceborne spotlight SAR with curved orbit via subaperture coherent superposition in image domain

Y Liu, GC Sun, L Guo, M Xing, H Yu… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
With the increasing of application requirements, the high-resolution real-time imaging
processing of the spaceborne spotlight synthetic aperture radar (SAR) has been developed …

Airborne SAR autofocus based on blurry imagery classification

J Chen, H Yu, G Xu, J Zhang, B Liang, D Yang - Remote Sensing, 2021 - mdpi.com
Existing airborne SAR autofocus methods can be classified as parametric and non-
parametric. Generally, non-parametric methods, such as the widely used phase gradient …

Multi-radar data fusion for maritime moving target detection based on three-dimensional sliding window

H Wen, Y Li, C Duan, J Zhang, N Li… - International Journal of …, 2023 - Taylor & Francis
With the continuous improvement of radar resolution, distributed characteristics are
presented with regard to maritime moving targets, which occupy multi-resolution cells in …

High-Resolution Bistatic Spotlight SAR Imagery With General Configuration and Accelerated Track

F Wang, L Zhang, Y Cao, TS Yeo, J Lu… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
Due to the flexible configuration and maneuvering platform, bistatic synthetic aperture radar
(BiSAR) plays an important role in modern remote sensing applications, but the nonideal …