BackExaminar OpenAire por departamento (eus.) "Komunikazioen ingeniaritza"
Now showing items 1-20 of 27
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A Measurement-based Multipath Channel Model for Signal Propagation in Presence of Wind Farms in the UHF Band
Angulo Pita, Itziar
; Montalbán Sánchez, Jon ; ; ; De la Vega Moreno, David ; ; Angueira Buceta, Pablo ; (IEEE, 2013-10-15)
[EN] Scattering signals on wind turbines may lead to degradation problems on the communication systems provided in the UHF band, such as terrestrial television broadcasting, broadband wireless systems or public safety ... -
A Multi-Site NFV Testbed for Experimentation With SUAV-Based 5G Vertical Services
(Institute of Electrical and Electronics Engineers, 2020-06-26)[EN] With the advent of 5G technologies, vertical markets have been placed at the forefront, as fundamental drivers and adopters of technical developments and new business models. Small Unmanned Aerial Vehicles (SUAVs) ... -
A Novel Scheduling Index Rule Proposal for QoE Maximization in Wireless Networks
Taboada Puente, Ianire; (Hindawi Publishing, 2014)
This paper deals with the resource allocation problem aimed at maximizing users' perception of quality in wireless channels with time-varying capacity. First of all, we model the subjective quality-aware scheduling problem ... -
A Robust Optimization Based Energy-Aware Virtual Network Function Placement Proposal for Small Cell 5G Networks with Mobile Edge Computing Capabilities
Blanco Jauregui, Begoña; Taboada Puente, Ianire ; ; (Hindawi, 2017)
In the context of cloud-enabled 5G radio access networks with network function virtualization capabilities, we focus on the virtual network function placement problem for a multitenant cluster of small cells that provide ... -
A Spanish multispeaker database of esophageal speech
; ; Hernáez Rioja, Inmaculada; Navas Cordón, Eva ; Sánchez de la Fuente, Jon ; Saratxaga Couceiro, Ibon (Elsevier, 2020-11-05)
A laryngectomee is a person whose larynx has been removed by surgery, usually due to laryngeal cancer. After surgery, most laryngectomees are able to speak again, using techniques that are learned with the help of a speech ... -
A Survey on the Contributions of Software-Defined Networking to Traffic Engineering
; Astorga Burgo, Jasone; ; Higuero Aperribay, María Victoria (IEEE, 2017-05-31)
Since the appearance of OpenFlow back in 2008, software-defined networking (SDN) has gained momentum. Although there are some discrepancies between the standards developing organizations working with SDN about what SDN is ... -
An architecture for dynamic QoS management at Layer 2 for DOCSIS access networks using OpenFlow
Huarte Arrayago, Maider; Mendiola, Alaitz; Fuentes, Victor; Matías Fraile, Jon; Astorga Burgo, Jasone ; Toledo Gandarias, Nerea ; Jacob, Eduardo (Elsevier, 2016-01-15)
Over the last few years, Software-Defined Networking (SDN) has emerged as one of the most disruptive and profitable novelties in networking. SDN was originally conceived to improve performance and reduce costs in Ethernet-based ... -
Characterisation of Exposure to Non-Ionising Electromagnetic Fields in the Spanish INMA Birth Cohort: Study Protocol
; ; ; ; ; ; ; ; ; ; ; ; Aurrekoetxea Agirre, Juan José; ; ; González Estévez, Julián María ; ; (Biomed Central, 2016-02-18)
Background: Analysis of the association between exposure to electromagnetic fields of non-ionising radiation (EMF-NIR) and health in children and adolescents is hindered by the limited availability of data, mainly due to ... -
CloudOps: Towards the Operationalization of the Cloud Continuum: Concepts, Challenges and a Reference Framework
; ; Huarte Arrayago, Maider (MDPI, 2022-04-25)
The current trend of developing highly distributed, context aware, heterogeneous computing intense and data-sensitive applications is changing the boundaries of cloud computing. Encouraged by the growing IoT paradigm and ... -
Dealing with Energy-QoE Trade-Offs in Mobile Video
; Taboada Puente, Ianire; Fajardo Portillo, José Oscar (Hindawi Publishing Corporation, 2013)
Scalable video coding allows an efficient provision of video services at different quality levels with different energy demands. According to the specific type of service and network scenario, end users and/or operators ... -
Empirical Doppler Characterization of Signals Scattered by Wind Turbines in the UHF Band under Near Field Condition
Angulo Pita, Itziar; Montalbán Sánchez, Jon ; ; ; De la Vega Moreno, David ; ; Angueira Buceta, Pablo ; (Hindawi Publishing Corporation, 2013)
Time variability of the scattering signals from wind turbines may lead to degradation problems on the communication systems provided in the UHF band, especially under near field condition. In order to analyze the variability ... -
Enrichment of Oesophageal Speech: Voice Conversion with Duration-Matched Synthetic Speech as Target
Raman, Sneha; Sarasola Aramendia, Xabier; Navas Cordón, Eva; Hernáez Rioja, Inmaculada (MDPI, 2021-06-26)
Pathological speech such as Oesophageal Speech (OS) is difficult to understand due to the presence of undesired artefacts and lack of normal healthy speech characteristics. Modern speech technologies and machine learning ... -
Eurobalise-Train communication modelling to assess interferences in railway control signalling systems
; Pinedo Zamalloa, Christian; López Orbe, Igor ; Aguado Castrillo, Marina ; Astorga Burgo, Jasone ; Higuero Aperribay, María Victoria ; ; ; (Macrothink Institute, 2016-05-10)
The evolution of the railway sector depends, to a great extent, on the deployment of advanced railway signalling systems. These signalling systems are based on communication architectures that must cope with complex ... -
Flicker of Modern Lighting Technologies Due to Rapid Voltage Changes
Lodetti, Stefano; ; Gutiérrez Ruiz, José Julio; Leturiondo Arana, Luis Alberto; ; Saiz Agustín, Purificación ; Melero, Julio J.; Bruna, Jorge (MDPI, 2019-03-01)
The purpose of the present paper is to evaluate the sensitivity of modern lighting technologies to different types of RVCs. In order to do that, 27 modern lampsmainly LEDhave been subjected to real RVCs and their response ... -
How to Survive Identity Management in the Industry 4.0 Era
Astorga Burgo, Jasone; Barceló, Marc; Urbieta Aizpurua, Aitor; Jacob, Eduardo (IEEE, 2021-07-06)
Industry 4.0 heavily builds on massive deployment of Industrial Internet of Things (IIoT) devices to monitor every aspect of the manufacturing processes. Since the data gathered by these devices impact the output of critical ... -
Impact analysis of wind farms on telecommunication services
Angulo Pita, Itziar; De la Vega Moreno, David ; ; ; ; ; Angueira Buceta, Pablo (Elsevier, 2014-01-25)
[EN] Wind power is one of the fastest-growing technologies for renewable energy generation. Unfortunately, in the recent years some cases of degradation on certain telecommunication systems have arisen due to the presence ... -
Improving Content Delivery Efficiency through Multi-Layer Mobile Edge Adaptation
Fajardo Portillo, José Oscar; Taboada Puente, Ianire; (IEEE, 2015-11)
This paper presents a novel architecture for optimizing the HTTP-based multimedia delivery in multi-user mobile networks. This proposal combines the usual client-driven dynamic adaptation scheme DASH-3GPP with network-assisted ... -
Introducing mobile edge computing capabilities through distributed 5G Cloud Enabled Small Cells
(2016)Current trends in broadband mobile networks are addressed towards the placement of different capabilities at the edge of the mobile network in a centralised way. On one hand, the split of the eNB between baseband processing ... -
Listening to Laryngectomees: A study of Intelligibility and Self-reportedListening Effort of Spanish Oesophageal Speech
Raman, Sneha; Hernáez Rioja, Inmaculada; Navas Cordón, Eva ; Serrano García, Luis (International Speech Communication Association, 2018-11-23)
Oesophageal speakers face a multitude of challenges, such asdifficulty in basic everyday communication and inability to in-teract with digital voice assistants. We aim to quantify the diffi-culty involved in understanding ... -
LSTM based voice conversion for laryngectomees
Serrano García, Luis; Tavarez Arriba, David; Sarasola, Xabier; Raman, Sneha; Saratxaga Couceiro, Ibon; Navas Cordón, Eva ; Hernáez Rioja, Inmaculada (International Speech Communication Association, 2018-11-23)
This paper describes a voice conversion system designed withthe aim of improving the intelligibility and pleasantness of oe-sophageal voices. Two different systems have been built, oneto transform the spectral magnitude ...