Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Salvador Luna-Ramirez"'
Autor:
Matias Toril, Volker Wille, Salvador Luna-Ramirez, Mariano Fernandez-Navarro, Fernando Ruiz-Vega
Publikováno v:
IEEE Access, Vol 9, Pp 33120-33131 (2021)
Road coverage will be a key issue for the success of connected car applications. In this work, a comprehensive analysis of radio signal strength fluctuations on roads in a Long Term Evolution (LTE) system is presented. For this purpose, a measurement
Externí odkaz:
https://doaj.org/article/952a02d411574849a6068b06c53f233e
Autor:
Juan L. Bejarano-Luque, Matias Toril, Mariano Fernandez-Navarro, Carolina Gijon, Salvador Luna-Ramirez
Publikováno v:
IEEE Access, Vol 9, Pp 71673-71686 (2021)
In cellular networks, a deep knowledge of the traffic demand pattern in each cell is essential in network planning and optimization tasks. However, a precise forecast of the traffic time series per cell is hard to achieve, due to the noise originated
Externí odkaz:
https://doaj.org/article/a6320f06858347a5b8cd668843108ab5
Autor:
Luis Roberto Jimenez, Marta Solera, Matias Toril, Salvador Luna-Ramirez, Juan L. Bejarano-Luque
Publikováno v:
IEEE Access, Vol 9, Pp 123245-123259 (2021)
Live video streaming services are gaining momentum as network and terminal capabilities improve. However, 360° live video streaming services pose new challenges due to its high bandwidth and computational requirements both on the user and service pr
Externí odkaz:
https://doaj.org/article/57231b9838dc4ae99a29810a6591a7c7
Autor:
Juan L. Bejarano-Luque, Matias Toril, Mariano Fernandez-Navarro, Antonio J. Garcia, Salvador Luna-Ramirez
Publikováno v:
IEEE Access, Vol 8, Pp 105335-105350 (2020)
In mobile networks, detecting and eliminating areas with poor performance is key to optimize end-user experience. In spite of the vast set of measurements provided by current mobile networks, cellular operators have problems to pinpoint problematic l
Externí odkaz:
https://doaj.org/article/c3823cd5622840a7a2a1e2dbce97837c
Publikováno v:
IEEE Access, Vol 8, Pp 156707-156717 (2020)
Due to the wide diversity of services in mobile networks, cellular operators have changed their focus from Quality of Service (QoS) to Quality of Experience (QoE). To manage this change, Self-Organizing Networks (SON) techniques have been developed t
Externí odkaz:
https://doaj.org/article/fe24d400b6d549889f03cacc52549c43
Publikováno v:
IEEE Access, Vol 8, Pp 167252-167263 (2020)
Traffic classification will be a key aspect in the operation of future 5G cellular networks, where services of very different nature will coexist. Unfortunately, data encryption makes this task very difficult. To overcome this issue, flow-based schem
Externí odkaz:
https://doaj.org/article/568d1f7a1b234554a80d6287d330260f
Publikováno v:
IEEE Access, Vol 8, Pp 197005-197016 (2020)
In future mobile communications systems, network management procedures must be upgraded to consider user quality of experience (QoE) to deal with service diversity. In this work, a computationally efficient centralized method for determining the best
Externí odkaz:
https://doaj.org/article/2e8345f575fd498298011479a9353c97
Autor:
Juan L. Bejarano-Luque, Matias Toril, Mariano Fernandez-Navarro, Rocio Acedo-Hernandez, Salvador Luna-Ramirez
Publikováno v:
IEEE Access, Vol 7, Pp 65877-65888 (2019)
Environmental factors have a strong impact on the satisfaction of mobile users. Thus, estimating the context of a session is key to evaluating the end-user experience in mobile network management. Such a context is mainly defined by user location. In
Externí odkaz:
https://doaj.org/article/820fde24ebaf4711af3a49b0111dc73f
Autor:
Matías Toril, Carolina Gijón, María Luisa Marí-Altozano, Salvador Luna Ramirez, Henning Sanneck, Stephen S. Mwanje
Publikováno v:
IEEE Transactions on Network and Service Management. 18:3541-3555
Due to the diversity of mobile services and rising user expectations, mobile network management has changed its focus from Quality of Service (QoS) to Quality of Experience (QoE). As a consequence, classical network optimization procedures must be up
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2017, Iss 1, Pp 1-12 (2017)
Abstract For cellular operators, estimating the end-user experience from network measurements is a challenging task. For video-streaming service, several analytical models have been proposed to estimate user opinion from buffering metrics. However, t
Externí odkaz:
https://doaj.org/article/c6469ab6cbe848bbbe5cb01af1c03a8f