Results 1 to 10 of about 320,100 (180)

Joint Dwell Time and Bandwidth Optimization for Multi-Target Tracking in Radar Network Based on Low Probability of Intercept [PDF]

open access: yesSensors, 2020
Radar network systems have been demonstrated to offer numerous advantages for target tracking. In this paper, a low probability of intercept (LPI)-based joint dwell time and bandwidth optimization strategy is proposed for multi-target tracking in a radar
Lintao Ding   +3 more
doaj   +2 more sources

Low-PAPR Waveforms with Shaped Spectrum for Enhanced Low Probability of Intercept Noise Radars [PDF]

open access: yesRemote Sensing, 2021
Noise radars employ random waveforms in their transmission as compared to traditional radars. Considered as enhanced Low Probability of Intercept (LPI) radars, they are resilient to interference and jamming and less vulnerable to adversarial exploitation
Kubilay Savci   +2 more
doaj   +4 more sources

Optimal Power Allocation Strategy in a Joint Bistatic Radar and Communication System Based on Low Probability of Intercept [PDF]

open access: yesSensors, 2017
In this paper, we investigate a low probability of intercept (LPI)-based optimal power allocation strategy for a joint bistatic radar and communication system, which is composed of a dedicated transmitter, a radar receiver, and a communication receiver ...
Chenguang Shi   +3 more
doaj   +2 more sources

Information divergence-based low probability of intercept waveform detection for multi-antenna intercept receivers

open access: yesThe Journal of Engineering, 2019
Based on the asymptotic spectral distribution of sample covariance matrix, a new low probability of interception (LPI) signal detection method for multi-antenna intercept receiver is proposed via reforming the noise sequence into a Wishart matrix.
Jun Chen   +3 more
doaj   +2 more sources

Low Probability of Intercept-Based Radar Waveform Design for Spectral Coexistence of Distributed Multiple-Radar and Wireless Communication Systems in Clutter [PDF]

open access: yesEntropy, 2018
In this paper, the problem of low probability of intercept (LPI)-based radar waveform design for distributed multiple-radar system (DMRS) is studied, which consists of multiple radars coexisting with a wireless communication system in the same frequency ...
Chenguang Shi   +3 more
doaj   +2 more sources

Efficient Radar-Target Assignment in Low Probability of Intercept Radar Networks: A Machine-Learning Approach

open access: yesIEEE Open Journal of the Communications Society, 2023
To achieve low probability of intercept (LPI) in radar networks for multiple target detection, it is necessary to find the optimal assignment of distributed radars to targets.
Hamid Amiriara   +2 more
doaj   +1 more source

Low Probability of Intercept Formation Communication Method Based on Chaotic Particle Swam Optimization [PDF]

open access: yesJisuanji gongcheng, 2017
In order to improve the low interception performance of aircraft formation,a new method of Low Probability of Intercept(LPI) formation communication is proposed.The communication of aircraft formation is considered as an adaptive optimization problem,and
JIANG Bo,DU Xinjun,YANG Yuxiao
doaj   +1 more source

Bearing estimation of low probability of intercept sources via polynomial matrices and sparse linear arrays

open access: yesIET Radar, Sonar & Navigation, 2021
Recent years have seen a steady convergence of Radar and Communications band Radio Frequency (RF) transceiver systems. Not only have Communications systems colonised large swathes of previously allocated Radar bands but there is also a convergence of ...
William Coventry   +3 more
doaj   +1 more source

LPI Radar Waveform Recognition Based on Features from Multiple Images

open access: yesSensors, 2020
Detecting and classifying the modulation type of the intercepted noisy LPI (low probability of intercept) radar signals in real-time is a necessary survival technique in the electronic intelligence systems.
Zhiyuan Ma   +3 more
doaj   +1 more source

Signal design and processing for noise radar

open access: yesEURASIP Journal on Advances in Signal Processing, 2022
An efficient and secure use of the electromagnetic spectrum by different telecommunications and radar systems represents, today, a focal research point, as the coexistence of different radio-frequency sources at the same time and in the same frequency ...
Gaspare Galati   +2 more
doaj   +1 more source

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