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 …

HRWS SAR narrowband interference mitigation using low-rank recovery and image-domain sparse regularization

Y Huang, C Wen, Z Chen, J Chen, Y Liu… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
Synthetic aperture radar (SAR), as a wideband radar system, may be subject to strong
interferences with a variety of signals. The narrowband interference (NBI) exemplifies the …

Observation and mitigation of mutual RFI between SAR satellites: A case study between Chinese GaoFen-3 and European Sentinel-1A

N Li, Z Lv, Z Guo - IEEE Transactions on Geoscience and …, 2022 - ieeexplore.ieee.org
In synthetic aperture radar (SAR) data processing, radio frequency interference (RFI) has
been recognized as a challenging issue, which can significantly degrade the image quality …

A novel jamming method against SAR using nonlinear frequency modulation waveform with very high sidelobes

C Song, Y Wang, G Jin, Y Wang, Q Dong, B Wang… - Remote Sensing, 2022 - mdpi.com
Synthetic aperture radar (SAR) systems have the capacity for day-and-night and all-weather
surveillance, which has become increasingly indispensable for military surveillance and …

Pulse RFI mitigation in synthetic aperture radar data via a three-step approach: Location, notch, and recovery

N Li, Z Lv, Z Guo - IEEE Transactions on Geoscience and …, 2022 - ieeexplore.ieee.org
In complex electromagnetic environments, synthetic aperture radar (SAR) is severely
affected by radio frequency interference (RFI) from other systems, such as ground-based …

BSF: Block subspace filter for removing narrowband and wideband radio interference artifacts in single-look complex SAR images

H Yang, K Li, J Li, Y Du, J Yang - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Radio signals emitted by various sources, such as ground radars and broadcast/
communication devices, can unintentionally cause radio frequency interference (RFI) to …

Learning time–frequency information with prior for SAR radio frequency interference suppression

J Shen, B Han, Z Pan, G Li, Y Hu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In the complex electromagnetic environment, radio frequency interference (RFI) from other
radiation sources often conflicts with synthetic aperture radar (SAR) systems, which overlaps …

Two-dimensional spectral analysis filter for removal of LFM radar interference in spaceborne SAR imagery

H Yang, Y He, Y Du, T Zhang, J Yin… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Radio spectrum bands allocated to spaceborne synthetic aperture radar (SAR) imagery are
shared by multiple missions. In practical radio spectrum environments, these bands are also …

Mitigate the LFM-PRFI in SAR data: Joint down-range and cross-range filtering

Z Lv, H Fan, Z Chen, J Qiu, M Ren… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Synthetic aperture radar (SAR), an active remote sensing equipment, shares the spectrum
with devices in the same frequency band and is, therefore, easy to affect by pulse radio …

A Novel Space-Time Interference Mitigation Algorithm on Multi-Channel SAR Systems

Y Huang, Y Liu, X Guan, J Li, Y Yang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
As a wideband radar system, synthetic aperture radar (SAR) may conflict with several
electromagnetic systems. These signals may severely interfere with SAR image quality …