Results 81 to 90 of about 750 (192)

LPI Radar Waveform Recognition Based on Deep Convolutional Neural Network Transfer Learning

open access: yes, 2019
Low Probability of Intercept (LPI) radar waveform recognition is not only an important branch of the electronic reconnaissance field, but also an important means to obtain non-cooperative radar information.
Guoqing Ruan, Xin Yu, Qiang Guo
core   +1 more source

Noise radar technology: Pseudorandom waveforms and their information rate [PDF]

open access: yes, 2014
The well-known LPI (Low Probability of Intercept) and antispoofing capabilities of some radar waveforms as well some other desirable feature such as a low sidelobes level of their autocorrelation function can be enhanced by “tailored” pseudo-random ...
Francesco De Palo   +8 more
core   +1 more source

Joint Design of LPI Transmit Waveform and Receive Beamforming Based on Neural Networks for FDA-MIMO

open access: yesLeida xuebao
Traditional Low Probability of Intercept (LPI) array radars that use phased array or Multiple-Input Multiple-Output (MIMO) systems face limitations in terms of controlling radiation energy only at specific angles and cannot achieve energy control over ...
Deshun LIU   +3 more
doaj   +1 more source

Hybridization of Cognitive Radar and Phased Array Radar Having Low Probability of Intercept Transmit Beamforming

open access: yesInternational Journal of Antennas and Propagation, 2014
A novel design of a cognitive radar (CR) hybridized with a phased array radar (PAR) having a low probability of intercept (LPI) transmit beam forming is proposed. PAR directed high gain property reveals its position to interceptors.
Abdul Basit   +4 more
doaj   +1 more source

Analysis of low probability of intercept (LPI) radar signals using the Wigner Distribution [PDF]

open access: yes, 2004
The parameters of Low Probability of Intercept (LPI) radar signals are hard to identify by using traditional periodogram signal processing techniques. Using the Wigner Distribution (WD), this thesis examines eight types of LPI radar signals.
Gau, Jen-Yu
core  

On The Identification of Low Probability of Intercept Radar Signals using Time-Frequency Signal Analysis and Processing [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2019
Low probability of intercept (LPI) radar signals are gaining recognition in the field of electronic warfare (EW) due to their unique characteristics. This paper presents an alternative method of analyzing and identifying these LPI signals using Wigner ...
AHMAD Ashraf Adamu   +3 more
doaj  

Development of Indonesian low probability of intercept (LPI) radar system

open access: yes, 2017
In this paper, the development of a low probability of intercept (LPI) radar based on frequency modulated-continuous wave (FM-CW) technology is described. This LPI radar was mounted on a naval ship.
Husna Zayadi
core  

Generation of pseudo-random sequences for noise radar applications [PDF]

open access: yes, 2014
Noise Radar Technology (NRT) is nowadays a promising tool in radar systems. It is based on the transmission of waveforms composed of many noisy samples, which behave as LPI (Low Probability of Intercept) and antispoofing signals.
Francesco De Palo   +8 more
core   +1 more source

LPI radar sinyallerinin analizi

open access: yes, 2020
LPI RADAR S NYALLER N N ANAL ZCANER TEZELÖZLPI (Low Probability of Intercept, Yakalanma Olasılığı Düşük) radarlar, geniş frekansbantlarında çalışırlar, tepe güçleri çok düşüktür ve böylece düşman almaçlarıtarafından tespiti zorlaştırılmıştır. LPI radarlarda taşıyıcı sinyalin faz ya da frekansızamanın sabit olmayan bir fonsiyonudur.
openaire   +1 more source

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