A MODIFIED METHOD OF SPECTRAL ANALYSIS OF RADIO SIGNALS USING THE OPERATOR APPROACH FOR THE FOURIER TRANSFORM
Valentyn Sobchuk
sobchuk@knu.uaTaras Shevchenko National University of Kyiv (Ukraine)
https://orcid.org/0000-0002-4002-8206
Serhii Laptiev
Taras Shevchenko National University of Kyiv (Ukraine)
https://orcid.org/0000-0002-7291-1829
Tetiana Laptievа
Taras Shevchenko National University of Kyiv (Ukraine)
https://orcid.org/0000-0002-5223-9078
Oleg Barabash
National Technical University of Ukraine "Igor Sikorsky Kyiv (Ukraine)
https://orcid.org/0000-0003-1715-0761
Oleksandr Drobyk
State University of information and Communication Technologies (Ukraine)
https://orcid.org/0000-0002-9037-6663
Andrii Sobchuk
State University of information and Communication Technologies (Ukraine)
https://orcid.org/0000-0003-3250-3799
Abstract
The article proposes the improved method of spectral analysis of radio signals. The improvement is achieved due to the use of special operators in the signal conversion process. This allows you to distinguish the signal accurately and to determine its characteristics at the background of many airspace obstacles. The obtained graphical results fully confirm the advantages of the proposed method. The simulation results proved the advantage of the improved method of spectral analysis of radio signals; the advantage is achieved through the usage summing matrix functions in the process of signals conversion. The proposed improved method increases the accuracy of signals detection of secretly obtaining information means by 12%.
Keywords:
spectrum, radio monitoring, matrix functions, secretly obtaining information means, harmonic functions, Fourier transformation, Poisson operatorReferences
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Authors
Valentyn Sobchuksobchuk@knu.ua
Taras Shevchenko National University of Kyiv Ukraine
https://orcid.org/0000-0002-4002-8206
Authors
Serhii LaptievTaras Shevchenko National University of Kyiv Ukraine
https://orcid.org/0000-0002-7291-1829
Authors
Tetiana LaptievаTaras Shevchenko National University of Kyiv Ukraine
https://orcid.org/0000-0002-5223-9078
Authors
Oleg BarabashNational Technical University of Ukraine "Igor Sikorsky Kyiv Ukraine
https://orcid.org/0000-0003-1715-0761
Authors
Oleksandr DrobykState University of information and Communication Technologies Ukraine
https://orcid.org/0000-0002-9037-6663
Authors
Andrii SobchukState University of information and Communication Technologies Ukraine
https://orcid.org/0000-0003-3250-3799
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