Zobrazeno 1 - 10
of 10 636
pro vyhledávání: '"umts"'
Autor:
Kaoutar Allabouche, Fabien Ferrero, Hugo Bernadac, Jean-Marc Ribero, Leonardo Lizzi, Najiba El Amrani El Idrissi, Mohammed Jorio, Guillaume De Calan, Julien Sourice
Publikováno v:
Results in Engineering, Vol 23, Iss , Pp 102415- (2024)
This article introduces an innovative approach to significantly broaden the bandwidth of Cylindrical Dielectric Resonators. A four-element Camembert-Shaped Cylindrical Dielectric Resonator Antenna (CDRA) is presented, using an air gap separating the
Externí odkaz:
https://doaj.org/article/e12c2210db1d44b082ee02671e9812fe
Autor:
Md. Ashraful Haque, Dipon Saha, Samir Salem Al-Bawri, Liton Chandra Paul, Md Afzalur Rahman, Faisal Alshanketi, Ali Alhazmi, Ali Hanafiah Rambe, M.A. Zakariya, Saeed S. Ba Hashwan
Publikováno v:
Heliyon, Vol 9, Iss 9, Pp e19548- (2023)
In this study, we have presented our findings on the deployment of a machine learning (ML) technique to enhance the performance of LTE applications employing quasi-Yagi-Uda antennas at 2100 MHz UMTS band. A number of techniques, including simulation,
Externí odkaz:
https://doaj.org/article/ab36243999784f73bb303f0028e2ba70
Publikováno v:
Journal of Telecommunications and Information Technology, Iss 3 (2023)
The article presents the application of a new analytical model of the full-availability group carrying a mixture of different multi-rate traffic classes with compression property for modeling the WCDMA radio interface with packet scheduling. The prop
Externí odkaz:
https://doaj.org/article/a0ec9f6fa3c843488822c227b6126ecd
Publikováno v:
Raumforschung und Raumordnung / Spatial Research and Planning, 81, 3, 289-304
Eine stabile und flächendeckende Mobilfunknetzabdeckung wird zunehmend als Notwendigkeit erachtet. Um diese bereitzustellen, bedarf es eines weitreichenden Netzausbaus. Vor dem Hintergrund von Ängsten um mögliche gesundheitliche Auswirkungen elekt
Externí odkaz:
https://www.ssoar.info/ssoar/handle/document/89345
Publikováno v:
Economics and Sociology. 15(1):141-159
Externí odkaz:
https://www.ceeol.com/search/article-detail?id=1101478
Publikováno v:
Raumforschung und Raumordnung (2023)
A stable and nationwide mobile network coverage is increasingly regarded as essential. This requires an expansion of mobile networks throughout the country. However, the installation of masts and antennas has often been the subject of conflict in Ger
Externí odkaz:
https://doaj.org/article/952ef933f4ce4b34a8e92d14f6d9c8e1
Akademický článek
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Publikováno v:
IEEE Access, Vol 9, Pp 113770-113787 (2021)
Two outdoor base station macrocell/microcell topologies in operational Global System for Mobile communications (GSM) and Universal Mobile Telecommunications Service (UMTS) networks are compared with respect to average Electromagnetic Field (EMF) expo
Externí odkaz:
https://doaj.org/article/eeca94b7fdfe4741a7a62cc281d055e2
Autor:
Gabriel Jaimes-Illanes
Publikováno v:
Investigación & Desarrollo, Vol 21, Iss 1 (2021)
The document presents the planning and simulation of UMTS and LTE mobile telecommunications network by the use of Small Cells technology in heterogeneous environments solutions for real foray operators in Cochabamba to achieve efficiency in resource
Externí odkaz:
https://doaj.org/article/960839ec80cb41268cd0995f69c31358
Publikováno v:
IEEE Access, Vol 7, Pp 13024-13034 (2019)
This paper describes an innovative approach to radio channel characterization in UMTS and LTE mobile networks. In place of traditional drive tests (DT), which employ a single test mobile, a massive collection of georeferenced radio measurements is ma
Externí odkaz:
https://doaj.org/article/2138e4664db54823b26b111d6c77f335