Results 11 to 20 of about 17,683 (224)

Fuzzy Chance-constrained Programming Based Security Information Optimization for Low Probability of Identification Enhancement in Radar Network Systems [PDF]

open access: yesRadioengineering, 2015
In this paper, the problem of low probability of identification (LPID) improvement for radar network systems is investigated. Firstly, the security information is derived to evaluate the LPID performance for radar network.
C. G. Shi, F. Wang, J.J. Zhou, J. Chen
doaj   +4 more sources

LPI Radar Detection Based on Deep Learning Approach with Periodic Autocorrelation Function [PDF]

open access: yesSensors, 2023
In electronic warfare systems, detecting low-probability-of-intercept (LPI) radar signals poses a significant challenge due to the signal power being lower than the noise power.
Do-Hyun Park   +3 more
doaj   +2 more sources

Low Probability of Intercept-Based Optimal OFDM Waveform Design Strategy for an Integrated Radar and Communications System

open access: goldIEEE Access, 2018
The integration of radar and communications systems can provide great advantages, such as enhanced efficiency, structure simplification, less occupied hardware resources, and interference mitigation, compared with traditional individual radar and ...
Chenguang Shi   +3 more
doaj   +2 more sources

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

open access: greenJournal 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   +1 more source

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

open access: goldSensors, 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

Detection and jamming low probability of intercept (LPI) radars

open access: green, 2006
An increasing number of LPI radars are integrated into integrated air defense systems (IADS) and modern platforms and weapons, such as anti-ship missiles, and littoral weapon systems. These LPI radars create a requirement for modern armed forces to develop new techniques, strategies, and equipment.
Aytug Denk
openalex   +3 more sources

On a Closer Look of a Doppler Tolerant Noise Radar Waveform in Surveillance Applications [PDF]

open access: yesSensors
The prevalence of Low Probability of Interception (LPI) and Low Probability of Exploitation (LPE) radars in contemporary Electronic Warfare (EW) presents an ongoing challenge to defense mechanisms, compelling constant advances in protective strategies ...
Maximiliano Barbosa   +3 more
doaj   +2 more sources

Low Probability of Intercept Radar Signal Recognition Based on Semi-Supervised Support Vector Machine [PDF]

open access: goldElectronics
Low probability of intercept (LPI) radar signal recognition under low signal-to-noise ratio (SNR) is a challenging task within electronic reconnaissance systems, particularly when faced with scarce labeled data and limited resources. In this paper, we introduce an LPI radar signal recognition method based on a semi-supervised Support Vector Machine ...
Fu‐Hua Xu   +5 more
openalex   +2 more sources

Low Probability of Intercept (LPI) Radar Signal Identification Techniques

open access: bronzeBioscience Biotechnology Research Communications, 2021
M. Rajani Devi
openalex   +2 more sources

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

open access: green, 2002
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. Signal to noise ratios of 0 dB and -6dB are also investigated.
Jen-Yu Gau
openalex   +3 more sources

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