Results 41 to 50 of about 75,280 (194)

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  

Antenna Array Beamforming for Low Probability of Intercept Radars [PDF]

open access: yes, 2013
A radar system's focus on low probability of intercept (LPI) performance has become increasingly important as systems designed for electronic support measures (ESM) and electronic counter measures (ECM) continue to become more prevalent.
Goad, Daniel
core  

X-Band Low-Probability Intercept Marine Radar Antenna Design With Improved Bandwidth and High Isolation [PDF]

open access: yes, 2021
A series-parallel hybrid-fed microstrip array antenna design is presented for X-band low-probability intercept (LPI) marine radars. Contrary to traditional counterparts, the proposed antenna has improved impedance and radiation bandwidth from 9.1 to 9.6 ...
Yegin, Korkut, Pehlivan, Mustafa
core   +1 more source

A Novel Sensor Selection and Power Allocation Algorithm for Multiple-Target Tracking in an LPI Radar Network

open access: yesSensors, 2016
Radar networks are proven to have numerous advantages over traditional monostatic and bistatic radar. With recent developments, radar networks have become an attractive platform due to their low probability of intercept (LPI) performance for target ...
Ji She, Fei Wang, Jianjiang Zhou
doaj   +1 more source

Ultra-Low Sidelobe Waveforms Design for LPI Radar Based on Joint Complementary Phase-Coding and Optimized Discrete Frequency-Coding

open access: yesRemote Sensing, 2022
In this paper, in order to reduce the probability of the radar waveform intercepted by the passive detection system, the time-bandwidth product of the radar waveform is increased, and the detection probability of the radar waveform to the target is ...
Yuxiao Song   +5 more
doaj   +1 more source

OPTIMIZING THE LOW PROBABILITY OF INTERCEPT PERFORMANCE OF A SPREAD SPECTRUM SYSTEM (CODING, BOUNDS, COMMUNICATIONS) [PDF]

open access: yes, 1985
This thesis investigates two problems associated with the design of a low probability of intercept spread spectrum system: Finding a general method for measuring the low probability of intercept performance of such a system, and evaluating the ...
CHANDLER, EDWARD WILLIAM
core  

LPI Optimization Framework for Radar Network Based on Minimum Mean-Square Error Estimation

open access: yesEntropy, 2017
This paper presents a novel low probability of intercept (LPI) optimization framework in radar network by minimizing the Schleher intercept factor based on minimum mean-square error (MMSE) estimation.
Ji She   +3 more
doaj   +1 more source

Classifying low probability of intercept radar using fuzzy artmap [PDF]

open access: yes, 2012
Dissertation (MEng)--University of Pretoria, 2012.Electronic Support (ES) operations concern themselves with the ability to search for, intercept, track and classify threat emitters.

core  

Robust Transmission Waveform Design for Distributed Multiple-Radar Systems Based on Low Probability of Intercept [PDF]

open access: yes, 2016
This paper addresses the problem of robust waveform design for distributed multiple-radar systems (DMRSs) based on low probability of intercept (LPI), where signal-to-interference-plus-noise ratio (SINR) and mutual information (MI) are utilized as the ...
Zhou, Jianjiang   +4 more
core   +1 more source

Adaptive Detection Algorithm With Dynamic Dual-Threshold for Low Probability of Intercept Radar Signals and Its FPGA Implementation

open access: yesIEEE Access
This paper presents an adaptive signal detection algorithm with dynamic dual-threshold for low probability of intercept (LPI) radar signals in complex electromagnetic environments.
Xiaoji Wei, Bilu Luo, Chunfang Gao
doaj   +1 more source

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