نتایج جستجو برای: electronic warfare

تعداد نتایج: 231150  

2003
Wei Su John Kosinski

Modulation recognition has been studied for decades with numerous amounts of papers published. Modulation classifiers are developed under assumptions and may not be robust in some applications. This paper studies and simulates several popular digital modulation recognition methods and discusses the pros and cons of those algorithms based on the robustness of the modulation feature and algorithm...

2008
Dong-Weon Lee Young-Jin Ryoo Won-Don Lee

Abstract: The signal power received at an ES(Electronic warfare Support) system varies over the time due to the scan characteristics of radar, which results in the ES detection range. This paper analyzes the ES detection range for the circular scan and proposes a model to evaluate it quantitatively. Experimental results using real radars demonstrate that the proposed model is suitable for the e...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده مدیریت و اقتصاد 1391

abstract nowadays, industries cannot play a crucial role in national and international competitions. the tourism industry is no exception. tourism industry development as the most important economic sector and income generation is one of the key challenges of economic development in the world. therefore, countries were successful that take advantage of the capabilities of tourism sector using ...

Journal: :Electronics 2022

As electronic warfare becomes the core of modern warfare, radio frequency (RF) stealth radar is becoming focus warfare. The anti-sorting strategy RF a new effective method anti-enemy reconnaissance system. Hence, research on failure mechanism sorting algorithms has become cornerstone technology. In this paper, algorithm studied because SDIF widely used in engineering practice throughout whole w...

2004
Wayne R. Philp

Electronic and Information Attack capability is increasingly able to undermine situational awareness, communications, command and control within modern high-technology combat systems, as reliance on COTS information systems, data preprocessing and knowledge management becomes deeply embedded in warfighting practice. Offensive electronic warfare using portable electronic devices and computers ma...

2003
A. Piqué L. C. Schuette

A. Piqué, R.C.Y.Auyeung, M.W. Nurnberger, D.J. Wendland, C.B. Arnold, A.R. Abbott and L.C. Schuette 1 Materials Science and Technology Division, Naval Research Laboratory, Washington, DC, USA 2 Naval Center for Space Technology, Naval Research Laboratory, Washington, DC, USA 3 ITT Industries, Alexandria, VA 22303, USA 4 Department of Mechanical and Aerospace Engineering, Princeton University, P...

2012
Michael E. Pesci JOHNS HOPKINS

58 INTRODUCTION Improvised explosive devices (IEDs) have become an increasingly popular weapon of choice for insurgents and small armed forces over the past few decades. A favorite type of IED used in U.S. coalition theaters of operation today is the RF or radio-controlled (RC) command link. These IEDs are inexpensive, easy to build or acquire, and difficult to trace and can be triggered from l...

Journal: :Repüléstudományi Közlemények 2022

There are many uncertainties surrounding electronic warfare self-protection (EWSP) systems for military helicopters, from the design process to operational management of equipment. Besides traditional qualitative analyses, more sophisticated and novel techniques, like fuzzy theory-based method coming fore. This article aims show a few possible methods risk assessment helicopters.

Journal: :EPJ Quantum Technology 2021

Abstract Quantum technology is an emergent and potentially disruptive discipline, with the ability to affect many human activities. technologies are dual-use technologies, as such of interest defence security industry military governmental actors. This report reviews maps possible quantum applications, serving entry point for international peace assessment, ethics research, policy, strategy dec...

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