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Suppression Method for Main-lobe Interrupted Sampling Repeater Jamming in Distributed Radar

Jing Chen, Xinliang Chen, Honggang Zhang, Kaixiang Zhang, Quanhua Liu
2020 IEEE Access  
for the MVDR beamformer to suppress main-lobe interrupted-sampling repeater jamming.  ...  Main-lobe interrupted-sampling repeater jamming is a coherent type of interference.  ...  When a large-aperture distributed radar system is constructed, while space-domain adaptive anti-jamming procedures can suppress main-lobe interrupted-sampling repeater jamming, these method are inevitably  ... 
doi:10.1109/access.2020.3000278 fatcat:v66kmpd47zaz3nbyg5djc4xhli

ECCM Scheme against Interrupted Sampling Repeater Jammer Based on Parameter-Adjusted Waveform Design

Zhenhua Wei, Zhen Liu, Bo Peng, Rui Shen
2018 Sensors  
Interrupted sampling repeater jamming (ISRJ) is an effective way of deceiving coherent radar sensors, especially for linear frequency modulated (LFM) radar.  ...  ., sampling interval, sampling duration and repeater times.  ...  Acknowledgments: The authors wish to thank the anonymous reviewers for their valuable comments on improving this paper.  ... 
doi:10.3390/s18041141 pmid:29642508 pmcid:PMC5948662 fatcat:tmo5vii5wzfbplmw6kl77j6pga

An Adaptive Transmitting Scheme for Interrupted Sampling Repeater Jamming Suppression

Chao Zhou, Feifeng Liu, Quanhua Liu
2017 Sensors  
The interrupted sampling repeater jamming (ISRJ) based on a digital radio frequency memory (DRFM) device is a new type of coherent jamming.  ...  This kind of jamming usually occurs as main-lobe jamming and has the advantages of low power requirements and easy parameter adjustment, posing a serious threat to the modern radar systems.  ...  Figure 1 . 1 Mechanism of interrupted sampling repeater jamming (ISRJ). Figure 1 . 1 Mechanism of interrupted sampling repeater jamming (ISRJ).  ... 
doi:10.3390/s17112480 pmid:29109384 pmcid:PMC5712831 fatcat:ricwb23i5vgsrprbzrejgxcjue

SIDE-LOBE JAMMING BASED ON DIGITAL CHANNELIZATION

Chengcheng Si, Bo Peng, Sixian Gong, Xiang Li
2019 Progress In Electromagnetics Research M  
Based on digital channelized receiver, this paper proposes a novel deceptive jamming method for linear frequency modulation (LFM) radar, side-lobe jamming, which builds decoy group utilizing filter side  ...  Unlike intermittent sampling repeater jamming (ISRJ) which forms a train of symmetric decoys, side-lobe jamming can generate asymmetric false targets, which is more deceptive.  ...  For wideband LFM radar, high-speed sampling of wideband signal is a great challenge to the implementation of the jammer. Wang et al. propose intermittent sampling repeater jamming (ISRJ) [11, 12] .  ... 
doi:10.2528/pierm19032801 fatcat:hkmjkqmdpzam3paz5umkzluipu

Bayesian Compress Sensing Based Countermeasure Scheme Against the Interrupted Sampling Repeater Jamming

Huan, Dai, Luo, Ai
2019 Sensors  
The interrupted sampling repeater jamming (ISRJ) is considered an efficient deception method of jamming for coherent radar detection.  ...  However, current countermeasure methods against ISRJ interference may fail in detecting weak echoes, particularly when the transmitting power of the jammer is relatively high.  ...  Acknowledgments: The authors would like to thank all the anonymous reviewers and editors for their useful comments and suggestions that have permitted improvement in the quality of this paper.  ... 
doi:10.3390/s19153279 fatcat:5wmtxdwugnhwxgg3rjagj6pqiq

A Truncated Matched Filter Method for Interrupted Sampling Repeater Jamming Suppression Based on Jamming Reconstruction

Lu Lu, Meiguo Gao
2021 Remote Sensing  
Interrupted sampling repeater jamming (ISRJ) is becoming more widely used in electronic countermeasures (ECM), thanks to the development of digital radio frequency memory (DRFM).  ...  Based on the above theory, this paper proposes a truncated matched filter method by the reconstruction of jamming slices to suppress ISRJ of linear frequency modulation (LFM) radars.  ...  According to the retransmitting scheme, ISRJ can be divided as interrupted sampling and direct repeater jamming (IS-DRJ) [1] , interrupted sampling and periodic repeater jamming (ISPRJ) [3] , and interrupted  ... 
doi:10.3390/rs14010097 fatcat:4mgfwt2qsjgmrdiyyzxt5hgepu

A Novel Interference Suppression Method for Interrupted Sampling Repeater Jamming Based on Singular Spectrum Entropy Function

Yu, Dong, Duan, Liu
2019 Sensors  
As a new type of jamming, the interrupted sampling repeater jamming (ISRJ) derived from the digital radio frequency memory (DRFM) technology, can generate coherent multiple false targets after pulse compression  ...  Aiming at addressing this defect, this paper proposes an interference suppression method for ISRJ based on singular spectrum entropy function (SSEF) from the aspects of singular value decomposition (SVD  ...  Acknowledgments: The authors wish to thank the reviewers for their valuable comments on improving this paper. Conflicts of Interest: The authors declare no conflicts of interest.  ... 
doi:10.3390/s19010136 fatcat:4d3v76oqojetznorro3ox2sfc4

Countering self‐protection smeared spectrum jamming against chirp radars

Samer Baher Safa Hanbali
2021 IET radar, sonar & navigation  
Chirp radars are vulnerable to various types of deceptive jamming for example, smeared spectrum (SMSP) jamming that generates multiple false targets, which lead and lag the true target.  ...  A new anti-jamming technique to suppress false targets and identify the true target easily is introduced.  ...  ACKNOWLEDGEMENTS I would like to thank the anonymous reviewers in the IET-RSN for their valuable comments on this article.  ... 
doi:10.1049/rsn2.12046 fatcat:bkyorsebf5bijoiqocopjbndv4

Radar main‐lobe jamming suppression and identification based on robust whitening Blind Source Separation and Convolutional Neural Networks

Sheng Gao, Xiaopeng Yang, Tian Lan, Bowen Han, Haoran Sun, Zhichao Yu
2021 IET radar, sonar & navigation  
ACKNOWLEDGEMENTS This work was supported in part by NSFC under Grant 61860206012, and NSF of Chongqing under Grant cstc2020jcyj-msxmX0768.  ...  interrupted sampling repeater jamming (ISRJ).  ...  In recent years, the Blind Source Separation (BSS) method has been applied to suppress the main-lobe jamming.  ... 
doi:10.1049/rsn2.12202 fatcat:vk42v77wnzbyvmdiqntlqyxtfi

An Anti-Jamming Method against Two-Dimensional Deception Jamming by Spatial Location Feature Recognition

Zhidong Liu, Qun Zhang, Kaiming Li
2021 Sensors  
Interrupted sampling repeater jamming (ISRJ) is an effective method for implementing deception jamming on chirp radars.  ...  By adjusting the parameters of the radar transmitted signal, the method simultaneously transmits the anti-jamming signal and carries out false target identification and elimination in the range and azimuth  ...  Acknowledgments: The authors would like to thank the handing editor and the anonymous reviewers for their valuable comments and suggestions for this paper.  ... 
doi:10.3390/s21227702 pmid:34833774 pmcid:PMC8625882 fatcat:7vgth7ubjfe3lbldc3e7ctkggm

An Anti-Jamming Method against Interrupted Sampling Repeater Jamming Based on Compressed Sensing

Yingxi Liu, Qun Zhang, Zhidong Liu, Guangming Li, Shichao Xiong, Ying Luo
2022 Sensors  
Interrupted sampling repeater jamming (ISRJ) is an attracted coherent jamming method to inverse synthetic aperture radar (ISAR) in the past decades.  ...  Besides, the two-dimensional (2D) anti-jamming method is derived in detail.  ...  This work was supported in part by the National Natural Science Foundation of China grant number 62131020 & 61971434.  ... 
doi:10.3390/s22062239 pmid:35336416 pmcid:PMC8949386 fatcat:nvnw6j3icvayblff36kkho6bta

Robust Antijamming Strategy Design for Frequency-Agile Radar against Main Lobe Jamming

Kang Li, Bo Jiu, Hongwei Liu, Wenqiang Pu
2021 Remote Sensing  
Therefore, a robust antijamming strategy design method is proposed in this paper, in which frequency-agile radar and a main lobe jammer are considered.  ...  To combat main lobe jamming, preventive measures can be applied to radar in advance based on the concept of active antagonism, and efficient antijamming strategies can be designed through reinforcement  ...  Common strategies to combat main lobe jamming involve identifying and eliminating jamming signals after the radar is jammed [1] [2] [3] , which can be regarded as passive suppression methods.  ... 
doi:10.3390/rs13153043 fatcat:3wghsvqeofey3nobfzwspakgqa

Novel Unconventional-Active-Jamming Recognition Method for Wideband Radars Based on Visibility Graphs

Congju Du, Bin Tang
2019 Sensors  
This paper proposes an unconventional-active-jamming recognition method for wideband radar.  ...  In this method, the visibility algorithm of converting the radar time series into graphs, called visibility graphs, is first given.  ...  Unconventional deceptive jamming is commonly generated by partial-pulse and interrupted-sampling modes, which include interrupted-sampling directly jamming (ISDJ), interrupted-sampling repeater jamming  ... 
doi:10.3390/s19102344 fatcat:owspsyil4vbw5h27pu25n7cgyy

Costas DFC-Based Random Stepped Wideband Waveform for Interference Countermeasure in SAR Imagery

GanE Dai, Lei Zhang, Sha Huan
2022 Sensors  
Traditional anti-jamming methods based on waveform agility require a trade-off between anti-jamming performance and imaging quality in waveform design.  ...  In this paper, we proposed a SAR ECCM scheme including a Costas DFC-based random stepped wideband waveform and corresponding imaging processing method.  ...  Acknowledgments: The authors would like to thank all the anonymous reviewers and editors for their useful comments and suggestions that have permitted improvement in the quality of this paper.  ... 
doi:10.3390/s22093197 pmid:35590887 pmcid:PMC9104979 fatcat:aosrrtcdxjdb3i2flnojhnxlqu

Wind Turbine Clutter Mitigation in Coastal UHF Radar

Jing Yang, Chao Pan, Caijun Wang, Dapeng Jiang, Biyang Wen
2014 The Scientific World Journal  
This paper proposes a mitigation method which is based on the specific periodicity of wind turbine clutter and performed mainly in the time-frequency domain.  ...  Field experimental data of a newly developed UHF radar are used to verify this method, and the results prove its effectiveness.  ...  The main lobe width of each antenna is 40 ∘ in vertical plane and 44 ∘ in horizontal plane. Figure 1 marks the location and main beam coverage of the UHF radar.  ... 
doi:10.1155/2014/529230 pmid:24550709 pmcid:PMC3914588 fatcat:bwlqdy2vkrgtppcbh7rh5upqwq
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