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 …
of the comprehensive practicality of SAR. The flight path of the SAR platform in real …
Full-aperture processing of airborne microwave photonic SAR raw data
At present, the resolution of the most advanced airborne microwave photonic synthetic
aperture radar (SAR) can reach the order of centimeters or even millimeters, so the 2-D …
aperture radar (SAR) can reach the order of centimeters or even millimeters, so the 2-D …
Transionospheric Synthetic Aperture Radar Observation: A comprehensive review
Y Ji, Z Dong, Y Zhang, C Wang… - IEEE Geoscience and …, 2024 - ieeexplore.ieee.org
The ionosphere is the Earth's upper atmosphere with sufficiently charged particles that
influence the electromagnetic wave propagation, thereby impeding spaceborne synthetic …
influence the electromagnetic wave propagation, thereby impeding spaceborne synthetic …
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 …
(SV) Doppler parameters are the main issues to be solved in high-speed-high-squint …
Wide-beam SAR autofocus based on blind resampling
J Chen, H Yu - Science China Information Sciences, 2023 - Springer
Long synthetic aperture time and large instantaneous beam can turn airborne synthetic
aperture radar (SAR) autofocus into a wide-beam autofocus problem; ie, the motion error is …
aperture radar (SAR) autofocus into a wide-beam autofocus problem; ie, the motion error is …
AFSar: An anchor-free SAR target detection algorithm based on multiscale enhancement representation learning
H Wan, J Chen, Z Huang, RF Xia… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
Unlike optical images, synthetic aperture radar (SAR) images have unique characteristics,
such as few samples, strong scattering, sparseness, multiple scales, complex interference …
such as few samples, strong scattering, sparseness, multiple scales, complex interference …
A fast and lightweight detection network for multi-scale SAR ship detection under complex backgrounds
J Yu, G Zhou, S Zhou, M Qin - Remote Sensing, 2021 - mdpi.com
It is very difficult to detect multi-scale synthetic aperture radar (SAR) ships, especially under
complex backgrounds. Traditional constant false alarm rate methods are cumbersome in …
complex backgrounds. Traditional constant false alarm rate methods are cumbersome in …
A processing framework for airborne microwave photonic SAR with resolution up to 0.03 m: Motion estimation and compensation
Airborne synthetic aperture radar (SAR) with an imaging resolution of up to 0.03 m is
developed. However, the imaging process suffers from motion errors with 2-D spatial-variant …
developed. However, the imaging process suffers from motion errors with 2-D spatial-variant …
Efficient ADMM framework based on functional measurement model for mmW 3-D SAR imaging
Compressed sensing (CS) shows significant potential in the field of active millimeter-wave
(mmW) synthetic aperture radar (SAR) imaging due to the merits of reducing system …
(mmW) synthetic aperture radar (SAR) imaging due to the merits of reducing system …
Blind NCS-based autofocus for airborne wide-beam SAR imaging
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) …
can result in a wide-beam autofocus problem in airborne synthetic aperture radar (SAR) …