Zobrazeno 1 - 10
of 87
pro vyhledávání: '"broadband signals"'
Publikováno v:
Fishes, Vol 8, Iss 12, p 580 (2023)
In fisheries science research and farmed fish monitoring, acquiring individual fish echoes is the basis for the growth assessment, tracking, and target strength estimation of farmed fish. However, individual fish echo detection methods based on narro
Externí odkaz:
https://doaj.org/article/4e77d5b293b748c59d5ca35e9e0dd3e1
Publikováno v:
Sučasnì Informacìjnì Tehnologìï u Sferì Bezpeki ta Oboroni, Vol 38, Iss 2, Pp 27-32 (2020)
Modern radio engineering systems are characterized by the use of radio waves with a complex internal structure as information carriers. Such radio waves are characterized by an increased transmission spectrum width and programmed pseudo-random tuning
Externí odkaz:
https://doaj.org/article/191f74a4f6dd4a6b83769d2d2ce1dd93
Autor:
Ponomarenko, Vladimir Ivanovich, Lapsheva, Elena Evgen'evna, Navrotskaya, Elena Vladimirovna, Ishbulatov, Yurii Mikhailovich, Prohorov, Mikhail Dmitrievich
Publikováno v:
Известия Саратовского университета. Новая серия Серия: Физика, Vol 20, Iss 3, Pp 202-209 (2020)
Background and Objectives: The object of research is communication systems based on the methods of correlation receiving. The aim of the study is a comparative assessment of the noise immunity of three different information transmission systems at th
Externí odkaz:
https://doaj.org/article/c2181e7b8c1d4603a4ff54bc32302c57
Publikováno v:
Sensors, Vol 22, Iss 19, p 7347 (2022)
In recent years, with the growing popularity of complex signal approximation via deep neural networks, people have begun to pay close attention to the spectral bias of neural networks—a problem that occurs when a neural network is used to fit broad
Externí odkaz:
https://doaj.org/article/0f9696c322864daaa3b5bca300c1510c
Autor:
Roman Hrozovskyi, Nataliia Bihun
Publikováno v:
Sučasnì Informacìjnì Tehnologìï u Sferì Bezpeki ta Oboroni, Vol 34, Iss 1, Pp 53-58 (2019)
In the conditions of mass closure of information leakage channels, cryptographic information protection systems acquire the electronic intelligence data for identifying, locating radio sources and their interconnection in the process of information e
Externí odkaz:
https://doaj.org/article/f6d0328976974946aab403ea115db3e1
Publikováno v:
Физика волновых процессов и радиотехнические системы, Vol 22, Iss 4, Pp 68-73 (2019)
The work explores the possibility of using the acousto-optical effect to demodulate a sequence of radio pulses. Measuring setup circuits for determining sequence parameters are proposed. The methods for analyzing the diffraction pattern that relate t
Externí odkaz:
https://doaj.org/article/d5a92f92bed045af8946e4947dd6bca1
Akademický článek
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Akademický článek
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Autor:
Matthias Buchner, Krzysztof Rudion
Publikováno v:
Energies, Vol 14, Iss 21, p 7398 (2021)
Grid impedance is an important parameter and is used to perform impedance-based stability analysis for the operation of grid-connected systems, such as power electronics-interfaced solar, wind and other distributed power generation systems. The ident
Externí odkaz:
https://doaj.org/article/2bd868410eba4b6f863805d7a4290b48
Autor:
Yu.E. Sedelnikov, D.A. Vedenkin
Publikováno v:
Физика волновых процессов и радиотехнические системы, Vol 18, Iss 3, Pp 23-30 (2015)
Broadband and ultra-wideband signals are increasingly used in modern antenna technology, and various radio systems. Traditional performance evaluation antennas operating with narrow band signals are not always adequately reflect the characteristics o
Externí odkaz:
https://doaj.org/article/5f68b63aa0e04088a5f73bc27826f7c3