Results 11 to 20 of about 32,114 (245)

Overview of Radar Jamming Waveform Design

Remote Sensing
Radar jamming waveform design is a vital part of radar jamming. Over seven to eight decades of evolution, the field has transitioned from noise signal design to coherent jamming signal design, resulting in a multitude of complex jamming styles capable of
Yu Pan, Didi Xie, Yurui Zhao, Xiang Wang, Zhitao Huang   +4 more
doaj   +2 more sources

Fractional fourier transform based monopulse radar for combating jamming interference [PDF]

, 2010
Monopulse radars are used to track a target that appears in the look direction beam width. The distortion produced when manmade high power interference (jamming).
Elgamel, Sherif A.E.H., Soraghan, J.J.
core   +4 more sources

Demo Abstract: Home Jamming [PDF]

, 2013
Wireless sensors and actuators are increasingly used to automate residential properties. Such home automation (HA) systems are generally built around simple devices and network protocols in order to keep system complexity and prices low.
Brown, James, Bagci, Ibrahim Ethem, Roedig, Utz, King, Alex   +3 more
core   +4 more sources

A Smart Noise Jamming Suppression Method Based on Atomic Dictionary Parameter Optimization Decomposition

Remote Sensing, 2022
Smart noise jamming is a new jamming style against radar, which plays an important role in modern radar electronic warfare. In order to solve the complex problem of convolutional smart noise jamming suppression with different time delay and jamming ...
Zhidong Liu, Qun Zhang, Kaiming Li
doaj   +1 more source

An Improved Anti-Jamming Method Based on Deep Reinforcement Learning and Feature Engineering

IEEE Access, 2022
To improve the performance of anti-jamming communication in dynamic and adversarial jamming environment, an improved anti-jamming method is proposed based on deep reinforcement learning and feature engineering.
Xin Chang, Yanbin Li, Yan Zhao, Yufeng Du, Donghui Liu   +4 more
doaj   +1 more source

Study on the Effective Region of Active Decoy Jamming to SAR Based on Time-delay Doppler-shift Method

Leida xuebao, 2013
The active decoy jamming to SAR based on the Time-Delay Doppler-Shift (TDDS) method takes effect in certain region. Proper utilization of jamming ensuring decoy quality is based on the study of the effective region. After the mathematical analysis of the
Liu Yong-cai, Wang We, Pan Xiao-yi, Dai Da-hai   +3 more
doaj   +1 more source

Research on the Compound Jamming Method against FDA-MIMO Beamforming

Applied Sciences, 2022
Frequency diverse array multiple-input multiple-output (FDA-MIMO) radar solves the problem of angle pointing and range pointing during beam transmission due to its unique range-angle dimension dependent, which gives it good characteristics against main ...
Yang Chen, Bo Tian, Chunyang Wang, Jian Gong, Yingjian Zhao   +4 more
doaj   +1 more source

Jamming Modulation: An Active Anti-Jamming Scheme [PDF]

, 2022
Providing quality communications under adversarial electronic attacks, e.g., broadband jamming attacks, is a challenging task. Unlike state-of-the-art approaches which treat jamming signals as destructive interference, this paper presents a novel active ...
Jianhui Ma, Li, Qiang, Ma, Jianhui, Du, Linsong, Hongyang Chen, Liu, Zilong, Chen, Hongyang, Zilong Liu, Ansari, Nirwan, Qiang Li, Nirwan Ansari, Linsong Du   +11 more
core   +1 more source

Interrupted-Sampling Repeater Jamming-Suppression Method Based on a Multi-Stages Multi-Domains Joint Anti-Jamming Depth Network

Remote Sensing, 2022
Jamming will seriously affect the detection ability of radar, so it is essential to suppress the jamming of radar echoes. Interrupted-sampling repeater jamming (ISRJ) based on a digital-radio-frequency-memory (DRFM) device can generate false targets at ...
Xuesi He, Kuo Liao, Shupeng Peng, Zhenjie Tian, Jiyan Huang   +4 more
doaj   +1 more source

Radar Anti-Jamming Decision-Making Method Based on DDPG-MADDPG Algorithm

Remote Sensing, 2023
In the face of smart and varied jamming, intelligent radar anti-jamming technologies are urgently needed. Due to the variety of radar electronic counter-countermeasures (ECCMs), it is necessary to efficiently optimize ECCMs in the high-dimensional ...
Jingjing Wei, Yinsheng Wei, Lei Yu, Rongqing Xu   +3 more
doaj   +1 more source