Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Dinko Begušić"'
Publikováno v:
Sensors, Vol 24, Iss 13, p 4210 (2024)
Increased interest in the development and integration of navigation and positioning services into a wide range of receivers makes them susceptible to a variety of security attacks such as Global Navigation Satellite Systems (GNSS) jamming and spoofin
Externí odkaz:
https://doaj.org/article/1aff3e9a2d64446781df6b1c5888e53d
Publikováno v:
Applied Sciences, Vol 12, Iss 9, p 4684 (2022)
To ensure effective spectrum usage, cognitive radio networks (CRNs) are being investigated extensively. The important function of CRNs is spectrum sensing (SS). This is the process of sensing the unused frequency spectrum and deciding whether the sig
Externí odkaz:
https://doaj.org/article/8fcd3fd5a8fa4cf3a5ed53c719ae81f0
Publikováno v:
Sensors, Vol 22, Iss 2, p 631 (2022)
Due to the capability of the effective usage of the radio frequency spectrum, a concept known as cognitive radio has undergone a broad exploitation in real implementations. Spectrum sensing as a core function of the cognitive radio enables secondary
Externí odkaz:
https://doaj.org/article/374010fd169e4355b0005cadf6dd3a94
Publikováno v:
Sensors, Vol 21, Iss 22, p 7678 (2021)
Cognitive radio (CR) technology has the potential to detect and share the unutilized spectrum by enabling dynamic spectrum access. To detect the primary users’ (PUs) activity, energy detection (ED) is widely exploited due to its applicability when
Externí odkaz:
https://doaj.org/article/6ea707f1cc274af6a3cd7b2700b1b58f
Publikováno v:
Sensors, Vol 21, Iss 9, p 3080 (2021)
Cognitive radio (CR), as a concept based on the ability to detect and share the unutilised spectrum, has been envisioned as a promising candidate to improve the efficiency of frequency spectrum assignments. For the realisation of the CR concept, ener
Externí odkaz:
https://doaj.org/article/e528d05f707c49eeadf8154b9d0d6555
Publikováno v:
Journal of Communications Software and Systems, Vol 6, Iss 2, Pp 74-78 (2010)
The ultra-wideband wireless personal area networks are expected to be most commonly employed in desktop environments. This paper presents a measurement campaignconducted on a typical office desk. A pair of omnidirectionalUWB antennas and a vector net
Externí odkaz:
https://doaj.org/article/8b616a9fbb764ab19e236c796a414f3c
Publikováno v:
Sensors, Vol 23, Iss 4, p 2239 (2023)
Due to the growing impact of the information and communications technology (ICT) sector on electricity usage and greenhouse gas emissions, telecommunication networks require new solutions which will enable the improvement of the energy efficiency of
Externí odkaz:
https://doaj.org/article/290b3964ec174666a3debeebb06da245
Publikováno v:
Sensors, Vol 21, Iss 20, p 6881 (2021)
Cognitive radio technology enables spectrum sensing (SS), which allows the secondary user (SU) to access vacant frequency bands in the periods when the primary user (PU) is not active. Due to its minute implementation complexity, the SS approach base
Externí odkaz:
https://doaj.org/article/15241042615f47a2afd91d9e6dec6f1e
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Conference
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