Zobrazeno 1 - 10 of 61 pro vyhledávání: '"Nektarios Moraitis"'
1
Akademický článek
Ray-Tracing Propagation Modeling in Urban Environment at 140 GHz for 6G Wireless Networks
Autor: Nektarios Moraitis, Konstantina S. Nikita
Publikováno v: IEEE Access, Vol 11, Pp 133835-133849 (2023)
This paper introduces a propagation study at sub-THz frequencies in an urban environment. Deterministic simulations are carried out utilizing a software tool and a high-resolution digital map of the area. Different scenarios and antenna configuration
Externí odkaz: https://doaj.org/article/99bc450efb224d3aa41336db9873a540
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2
Akademický článek
A Survey of Path Loss Prediction and Channel Models for Unmanned Aerial Systems for System-Level Simulations
Autor: Nektarios Moraitis, Konstantinos Psychogios, Athanasios D. Panagopoulos
Publikováno v: Sensors, Vol 23, Iss 10, p 4775 (2023)
Unmanned aerial systems (UAS) have recently gained popularity, and they are envisioned as an integral parts of the current and future wireless and mobile-radio networks. Despite the exhaustive research on air-to-ground channels, there are insufficien
Externí odkaz: https://doaj.org/article/7139a333a3934bd6a2ae5fa62f012841
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3
Akademický článek
Coexistence of Satellite Ground Stations in Teleport Facilities: Interference Assessment, Real Application Scenario and Measurements
Autor: Nektarios Moraitis, Athanasios D. Panagopoulos
Publikováno v: Sensors, Vol 22, Iss 3, p 1234 (2022)
This article introduces a unified and detailed methodology for interference assessment between coexisting fixed satellite service (FSS) and broadcast satellite service (BSS) with spectrum sharing at the Ka-band. The interference analysis is presented
Externí odkaz: https://doaj.org/article/8f9529315a4845abaf674282fba17844
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4
Akademický článek
Propagation Measurements and Comparison with EM Techniques for In-Cabin Wireless Networks
Autor: Nektarios Moraitis, Philip Constantinou, Fernando Perez Fontan, Pavel Valtr
Publikováno v: EURASIP Journal on Wireless Communications and Networking, Vol 2009 (2009)
This paper presents results of a narrowband measurement campaign conducted inside a Boeing 737–400 aircraft, the objective being the development of a propagation prediction model which can be used in the deployment of in-cabin wireless networks. Th
Externí odkaz: https://doaj.org/article/6418915bebd94a499dd5f04fef832ccd
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8
Performance evaluation of machine learning methods for path loss prediction in rural environment at 3.7 GHz
Autor: Nektarios Moraitis, Lefteris Tsipi, Spyridon Louvros, Angelina Gkioni, Demosthenes Vouyioukas
Publikováno v: Wireless Networks. 27:4169-4188
This paper presents and assesses various machine learning methods that aim at predicting path loss in rural environment. For this purpose, models such as artificial neural network (ANN), support vector regression (SVR), random forest (RF), and baggin
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::72c4c326cffbc79cb8694e115befc7a8
https://doi.org/10.1007/s11276-021-02682-3
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9
Safety of smartwatches and their chargers in patients with cardiac implantable electronic devices
Autor: Konstantinos P. Letsas, Emmanuel P Vardas, Panagiotis Mililis, Konstantina S. Nikita, Dimitrios Asvestas, Stylianos Tzeis, Panos E. Vardas, Nektarios Moraitis, Konstantinos G. Kouvelas
Publikováno v: EP Europace. 23:99-103
AimsCardiac implantable electronic devices (CIEDs) are susceptible to electromagnetic interference (EMI). Smartwatches and their chargers could be a possible source of EMI. We sought to assess whether the latest generation smartwatches and their char
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ad0852e9aca1087fe75d33fd1ed79f4e
https://doi.org/10.1093/europace/euaa220
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