Results 1 to 10 of about 100,068 (284)

Electronic warfare receivers [PDF]

Vojnotehnički Glasnik, 1998
Receiver selection, first of all, depends on its function in electronic warfare systems. In this paper electronic warfare receivers classification is explained based on their structures.
Igor S. Simić , Radoje Marković
doaj   +2 more sources

Research on Russian Electronic Warfare Equipment and Application in Russia-Ukraine Conflict [PDF]

Hangkong bingqi, 2023
After implementing the “New Look” military reform, Russia focuses on constructing and developing electronic warfare equipment, which has become an important “asymmetric” weapon for acquiring information dominance to gain battlefield initiative.
Ling Haifeng, Li Rui, Bai Linyuan, He Weixiong
doaj   +1 more source

Sidelobe Suppression Techniques for Near-Field Multistatic SAR

Sensors, 2023
Multirotor Unmanned Air Systems (UAS) represent a significant improvement in capability for Synthetic Aperture Radar (SAR) imaging when compared to traditional, fixed-wing, platforms.
George A. J. Price, Chris Moate, Daniel Andre, Peter Yuen   +3 more
doaj   +1 more source

ELECTRONIC WARFARE IN CYBERSPACE

Security and Defence Quarterly, 2015
Zsolt HAIG
doaj   +2 more sources

Design and Testing of a Low-Tech DEW Generator for Determining Electromagnetic Immunity of Standard Electronic Circuits

Energies, 2021
This article describes the effect of high-power electromagnetic environments (HPEMs) on the operation of all basic elements of electrical power networks. Frequency bands are defined for the HPEM environments. Attention is focused particularly on directed
Libor Dražan, René Križan, Miroslav Popela   +2 more
doaj   +1 more source

Analysis of Mobile Malware: A Systematic Review of Evolution and Infection Strategies

Journal of Information Security and Cybercrimes Research, 2021
The open-source and popularity of Android attracts hackers and has multiplied security concerns targeting devices. As such, malware attacks on Android are one of the security challenges facing society.
Ashawa Moses, Sarah Morris
doaj   +1 more source

Radio environment maps for military cognitive networks: density of small-scale sensor network vs. map quality

EURASIP Journal on Wireless Communications and Networking, 2020
In this paper, we present the dependency between density of a sensor network and map quality in the radio environment map (REM) concept. The architecture of REM supporting military communications systems is described.
Marek Suchański, Paweł Kaniewski, Janusz Romanik, Edward Golan, Krzysztof Zubel   +4 more
doaj   +1 more source

Detection and parameter estimation of intra-pulse modulated radar signals in complex interference environments+

SN Applied Sciences, 2023
The main aim of this review is to describe in detail an advanced technique to detect and estimate the prior unknown parameters of intra-pulse modulated signals and the verification with typical radar signals.
Van Minh Duong, Jiri Vesely, Petr Hubacek, Premysl Janu, Xuan Luong Tran   +4 more
doaj   +1 more source

Specific Emitter Identification of Frequency Hopping Signals Based on Feature Extraction and Deep Residual Network

IEEE Access, 2022
In the modern war with complex and changeable electromagnetic environment, Specific Emitter Identification (SEI) is an important and difficult problem, which is of great significance in obtaining intelligence information, identifying ourselves or foe ...
Mingdi Li, Jun Xie, Hongjie Yang, Mengjie Geng, Jichuan Liu   +4 more
doaj   +1 more source

Spatial Spectral Band Selection for Enhanced Hyperspectral Remote Sensing Classification Applications

Journal of Imaging, 2020
Despite the numerous band selection (BS) algorithms reported in the field, most if not all have exhibited maximal accuracy when more spectral bands are utilized for classification.
Ruben Moya Torres, Peter W.T. Yuen, Changfeng Yuan, Johathan Piper, Chris McCullough, Peter Godfree   +5 more
doaj   +1 more source