Zobrazeno 1 - 10
of 54
pro vyhledávání: '"Feyisa Debo"'
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2022, Iss 1, Pp 1-33 (2022)
Abstract Rain attenuation is considerably noticed in a frequency spectrum above 7-GHz for tropical equatorial regions and in a frequency spectrum higher than 10-GHz for temperate climates. The attenuation prediction method provided by the Internation
Externí odkaz:
https://doaj.org/article/f8ab0822bbd7458386e210bcaa6862c9
Publikováno v:
IEEE Access, Vol 9, Pp 9345-9355 (2021)
At the rise of the fourth industrial revolution, artificial intelligence (AI), along with key enabling technologies such as millimeter waves (mm-waves) can be used to launch the fifth-generation (5G) and beyond communication links. However, the quali
Externí odkaz:
https://doaj.org/article/30d352ae34df4340a421c390d3a43364
Publikováno v:
IEEE Access, Vol 9, Pp 66769-66780 (2021)
Recently, wireless telecommunication networks have become a promising alternative for rainfall measuring instruments that complement existing monitoring devices. Due to big dataset of rainfall and telecommunication networks data, empirical computatio
Externí odkaz:
https://doaj.org/article/9dcd0134120e40048dd25f73b7765609
Publikováno v:
IEEE Access, Vol 9, Pp 158726-158737 (2021)
The millimeter-wave (mm-wave) frequency band is projected to play a critical role in next-generation wireless networks owing to its large available bandwidth. Despite the theoretical potential for high data throughput, the mm-wave frequency faces num
Externí odkaz:
https://doaj.org/article/8b4d618d7d834197b9c69a83b9a2d73c
Autor:
Shenko Chura Aredo, Yalemzewd Negash, Yihenew Wondie Marye, Hailu Belay Kassa, Kevin T. Kornegay, Feyisa Debo Diba
Publikováno v:
Sensors, Vol 22, Iss 5, p 1743 (2022)
An increase in the number of transmit antennas (M) poses an equivalent rise in the number of Radio Frequency (RF) chains associated with each antenna element, particularly in digital beamforming. The chain exhibits a substantial amount of power consu
Externí odkaz:
https://doaj.org/article/ef4d7233f74b449f9e50761dcb7365d6
Publikováno v:
Sensors, Vol 21, Iss 22, p 7747 (2021)
The indoor application of wave propagation in the 5G network is essential to fulfill the increasing demands of network access in an indoor environment. This study investigated the wave propagation properties of line-of-sight (LOS) links at two long c
Externí odkaz:
https://doaj.org/article/52624d6ce61848aca6ebff39091371a7
Publikováno v:
Sensors, Vol 21, Iss 18, p 6091 (2021)
This paper describes a novel feed system for compact, wideband, high gain six-slot Vivaldi antenna arrays on a single substrate layer using a unique combination of power splitters based on binary T-junction power splitter topology, frequency-independ
Externí odkaz:
https://doaj.org/article/83647bfe96dc42638955ae4f8a54fb1a
Publikováno v:
Remote Sensing, Vol 13, Iss 10, p 1965 (2021)
Satellite communication is a promising transmission technique to implement 5G and beyond networks. Attenuation due to rain begins at a frequency of 10 GHz in temperate regions. However, some research indicates that such attenuation effects start from
Externí odkaz:
https://doaj.org/article/67fe837b68d14f739dfb322e47c234f5
Publikováno v:
Sensors, Vol 21, Iss 4, p 1207 (2021)
Millimeter-wave (30–300 GHz) frequency is a promising candidate for 5G and beyond wireless networks, but atmospheric elements limit radio links at this frequency band. Rainfall is the significant atmospheric element that causes attenuation in the p
Externí odkaz:
https://doaj.org/article/2c8d660fad1e4d1294ea22f6ab58d965
Autor:
Woldamanuel, Eyob Mersha1,2 (AUTHOR) eyob.mersha12@gmail.com, Diba, Feyisa Debo1,2 (AUTHOR)
Publikováno v:
EURASIP Journal on Wireless Communications & Networking. 1/20/2022, Vol. 2022 Issue 1, p1-33. 33p.