An efficient radio frequency interference mitigation algorithm in real synthetic aperture radar data

Y Huang, Z Chen, C Wen, J Li, XG Xia… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
As a wideband radar system, a synthetic aperture radar (SAR) may conflict with several
electromagnetic systems, such as frequency modulation (FM), TV, and other communication …

First demonstration of RFI mitigation in the phase synchronization of LT-1 bistatic SAR

Y Cai, J Li, Q Yang, D Liang, K Liu… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
The innovative bistatic synthetic aperture radar (BiSAR) mission LuTan-1 (LT-1) uses a
noninterrupted synchronization scheme to achieve high-precision phase synchronization …

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 …

On the mutual interference between spaceborne SARs: Modeling, characterization, and mitigation

H Yang, M Tao, S Chen, F Xi… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
As the radio spectrum available to spaceborne synthetic aperture radar (SAR) is restricted to
certain limited frequency intervals, there are many different spaceborne SAR systems …

[HTML][HTML] CARNet: An effective method for SAR image interference suppression

S Wei, H Zhang, X Zeng, Z Zhou, J Shi… - International Journal of …, 2022 - Elsevier
Synthetic aperture radar (SAR) routinely confronts the interference of radiofrequency
devices in normal missions, causing ineffective imaging and seriously affecting Earth …

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 …

An radio frequency interference mitigation approach for spaceborne SAR system in low SINR condition

Y Mao, Y Huang, X Yu, Y Xin, Y Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) is a kind of active imaging radar, which can obtain high-
resolution wide-swath SAR images, especially for spaceborne SAR systems. In practical …

Joint radio frequency interference and deceptive jamming suppression method for single-channel SAR via subpulse coding

G Nie, G Liao, C Zeng, X Zhang… - IEEE Journal of Selected …, 2022 - ieeexplore.ieee.org
The radio frequency interference (RFI) and deceptive jamming (DJ), as two major external
threats to synthetic aperture radar (SAR) systems, can greatly reduce the readability and …

Robust block subspace filtering for efficient removal of radio interference in synthetic aperture radar images

H Yang, P Lang, X Lu, S Chen, F Xi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Due to spectrum sharing, spaceborne synthetic aperture radar (SAR) often experiences
signal interference emitted by ground radio systems. Interference removal methods for SAR …

Automatic RFI identification for Sentinel-1 based on Siamese-type deep CNN using repeat-pass images

X Lu, C Wang, X Xu, H Yang, S Zhang… - … on Geoscience and …, 2022 - ieeexplore.ieee.org
Since the start of the Sentinel-1 (S-1) mission, numerous cases of severe image degradation
caused by radio frequency interference (RFI) have been reported, which puts forward an …