Transient interference suppression method based on an improved TK energy operator and fuzzy reasoning

Z Lei, Z Zhang, B Zhou, H Chen… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Since skywave over-the-horizon radar (OTHR) is seriously affected by transient interference,
a transient interference suppression method based on an improved Teager–Kaiser energy …

Computationally efficient RF interference suppression method with closed-form maximum likelihood estimator for HF surface wave over-the-horizon radars

J Yi, X Wan, F Cheng, Z Gong - IEEE transactions on …, 2012 - ieeexplore.ieee.org
Among all types of unwanted signals in high-frequency (HF) surface wave (HFSW) over-the-
horizon (OTH) radars, radio-frequency interference (RFI) is dominant since HF band is …

[HTML][HTML] Space-time cascaded processing-based adaptive transient interference mitigation for compact HFSWR

D Yao, Q Chen, Q Tian - Remote Sensing, 2023 - mdpi.com
In high-frequency (HF) radar systems, transient interference is a common phenomenon that
dramatically degrades the performance of target detection and remote sensing. Up until …

Transient interference excision in over-the-horizon radar by robust principal component analysis with a structured matrix

X Ai, Y Luo, G Zhao - IEEE Geoscience and Remote Sensing …, 2015 - ieeexplore.ieee.org
The performance of high-frequency skywave over-the-horizon radar is affected by transient
interference. Traditional methods are used to suppress the transient interference in several …

[HTML][HTML] Transient Interference Excision and Spectrum Reconstruction with Partial Samples Using Modified Alternating Direction Method of Multipliers-Net for the Over …

Z Man, Q Huang, J Duan - Sensors, 2024 - mdpi.com
Transient interference often submerges the actual targets when employing over-the-horizon
radar (OTHR) to detect targets. In addition, modern OTHR needs to carry out multi-target …

[PDF][PDF] 超视距雷达海杂波与干扰信号的多域特征与海杂波检测

罗忠涛, 严美慧, 卢琨, 何子述 - 电子与信息学报, 2021 - jeit.ac.cn
针对超视距(OTH) 雷达接收信号成分复杂的问题, 该文提出基于多域组图的信号分析方法,
讨论海杂波, 瞬态干扰和射频干扰的多域特征. 运用时域, 频域, 距离域, 重复周期和多普勒5 域 …

[PDF][PDF] 一种基于S 变换的高频地波雷达瞬态干扰抑制方法

徐兴安, 吴雄斌, 陈骁锋, 沈志奔 - 电子学报, 2014 - ejournal.org.cn
针对高频地波雷达中出现的瞬态干扰问题, 提出了基于S 变换(Stockwell transforms)
的瞬态干扰抑制方法. 首先分析了两次FFT 信号处理机制下瞬态干扰的时频特征; 然后应用S …

Transient Interference Suppression Based on Minimax Concave Penalty for OTHR

Z Chen, A Chen, W Liu, X Ma - IEEE Geoscience and Remote …, 2023 - ieeexplore.ieee.org
Detection performance of the over-the-horizon radar (OTHR) is seriously affected by
transient interference such as atmospheric noise, meteor echoes, and lightning strikes. In …

Transient interference and noise suppression by complex matrix recovery with Hankel constraint

M Li, Z He, S Yang - IET Radar, Sonar & Navigation, 2015 - Wiley Online Library
The transient interference can dramatically degrade the performance of over‐the‐horizon
radar. Traditional interference suppression methods need to detect the interferences, excise …

Mitigation of thunderstorm interference in compact HFSWR by space–time cascaded processing

D Yao, Q Tian, H Du, Q Zhang - Remote Sensing Letters, 2023 - Taylor & Francis
Transient interference can significantly degrade the performance of high-frequency (HF)
radars. Most previous studies have focused on skywave over-the-horizon radar assuming …