Overview of ionosphere clutter suppression for high frequency surface wave radar (HFSWR) system: Observation, approaches, challenges and open issue

X Ji, X Wu, Q Yang, X Zhang - IET Radar, Sonar & Navigation, 2023 - Wiley Online Library
A great interest has been directed towards high frequency surface wave radar (HFSWR),
because it is applied as long‐range early warning and real‐time measurements of sea …

On the development of a high-frequency radar cross section model for mixed path ionosphere–ocean propagation

J Walsh, EW Gill, W Huang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
An analytic high-frequency (HF) radar cross section model for ionosphere-ocean
propagation is presented. Based on earlier work, an expression for the first-order received …

Ionospheric Clutter Suppression with an Auxiliary Crossed-Loop Antenna in a High-Frequency Radar for Sea Surface Remote Sensing

S He, H Zhou, Y Tian, W Shen - Journal of Marine Science and …, 2021 - mdpi.com
Ionospheric clutter is one of the main problems for high-frequency surface wave radars
(HFSWRs), as it severely interferes with sea surface state monitoring and target detection …

高频地波雷达垂直向电离层电子浓度估计方法

杨旭光, 于长军, 刘爱军, 权太范 - 电波科学学报, 2016 - cjors.cn
高频地波雷达工作时, 往往同时接收到大量的电离层反射回波, 这些电离层杂波会对目标检测
造成严重影响, 因此, 电离层杂波抑制是当前高频地波雷达领域的研究热点 …

Parameter estimation of maneuvering targets in OTHR based on sparse time-frequency representation

J Hu, X He, W Li, H Ai, H Li, J Xi - Journal of Systems …, 2016 - ieeexplore.ieee.org
This paper proposes a new method for estimating the parameter of maneuvering targets
based on sparse time-frequency transform in over-the-horizon radar (OTHR). In this method …

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 …

Experimental observation and analysis of ionosphere echoes in the mid-latitude region of China using high-frequency surface wave radar and ionosonde

X Yang, M Wang, W Huang, C Yu - IEEE Journal of Selected …, 2020 - ieeexplore.ieee.org
Ionospheric clutter is a major factor affecting the performance of high-frequency surface
wave radar (HFSWR). Previous studies have been mainly focused on the development of …

Wind and current dependence of the first-order Bragg scattering power in high-frequency radar sea echoes

H Zhou, C Wang, J Yang, Y Tian… - IEEE Geoscience and …, 2017 - ieeexplore.ieee.org
In addition to being able to extract current velocities and wind directions, the first-order
Bragg peaks in high-frequency (HF) radar sea echoes also have the potential to …

Ionospheric clutter extraction in HFSWR based on range-doppler spectral image processing

L Zhang, M Li, J Niu, Y Ji - 2014 IEEE International Conference …, 2014 - ieeexplore.ieee.org
The detection capability of the high frequency surface wave radar (HFSWR) is severely
limited due to the strong interference from the sea/ground and the ionospheric clutter, etc …

Ionospheric Clutter Model for HF Sky‐Wave Path Propagation with an FMCW Source

X Yang, A Liu, C Yu, L Wang - International Journal of Antennas …, 2019 - Wiley Online Library
A theoretical model of the sky‐wave path propagation with frequency modulated continuous
wave (FMCW) source for high frequency (HF) radar is proposed in this paper. Based on the …