BackExaminar Artículos por departamento (eus.) "Komunikazioen ingeniaritza"
Now showing items 41-60 of 199
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Automatic Classification of Synthetic Voices for Voice Banking Using Objective Measures
; ; Hernáez Rioja, Inmaculada
; Navas Cordón, Eva ; Sánchez de la Fuente, Jon (MDPI, 2022-02-27)
Speech is the most common way of communication among humans. People who cannot communicate through speech due to partial of total loss of the voice can benefit from Alternative and Augmentative Communication devices and ... -
Capnography: A support tool for the detection of return of spontaneous circulation in out-of-hospital cardiac arrest
; ; ; Alonso González, Erik; ; ; ; (Elsevier, 2019-09)
Background Automated detection of return of spontaneous circulation (ROSC) is still an unsolved problem during cardiac arrest. Current guidelines recommend the use of capnography, but most automatic methods are based ... -
Cardiac output estimation using ballistocardiography: a feasibility study in healthy subjects
; Alonso, Erik; ; ; ; ; (Nature, 2024)
There is no reliable automated non-invasive solution for monitoring circulation and guiding treatment in prehospital emergency medicine. Cardiac output (CO) monitoring might provide a solution, but CO monitors are not ... -
Channel phase processing in wireless networks for human activity recognition
; Sobron Polancos, Iker; Eizmendi Izquierdo, Iñaki ; Landa Sedano, Iratxe ; ; Velez Elordi, Manuel María (Elsevier, 2023-12)
The phase of the channel state information (CSI) is underutilized as a source of information in wireless sensing due to its sensitivity to synchronization errors of the signal reception. A linear transformation of the phase ... -
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 ... -
Characterization of Chromatic Dispersion and Refractive Index of Polymer Optical Fibers
Ayesta Ereño, Igor; ; Arrue Aramburu, Juan Antonio ; Illarramendi Leturia, María Asunción ; Azkune Ulla, Mikel (MDPI, 2017-12-20)
The chromatic dispersion and the refractive index of poly(methyl methacrylate) polymer optical fibers (POFs) have been characterized in this work by using a tunable femtosecond laser and a Streak Camera. The characterization ... -
Characterization of mechanical properties of adult chests during pre-hospital manual chest compressions through a simple viscoelastic model
Ruiz de Gauna Gutiérrez, Sofía; Gutiérrez Ruiz, José Julio ; ; ; ; ; ; (Elsevier, 2023-12)
Aim The purpose of this study was to develop a simple viscoelastic model to characterize the mechanical properties of chests during manual chest compressions in pre-hospital cardiopulmonary resuscitation (CPR). Metho ... -
Characterization of non-intentional emissions from distributed energy resources up to 500 kHz: A case study in Spain
Fernández Pérez, Igor; ; Eizmendi Izquierdo, Iñaki ; Angulo Pita, Itziar ; De la Vega Moreno, David ; ; (Elsevier, 2019-09-06)
[EN] Narrow Band Power Line Communications (NB-PLC) systems are currently used for smart metering and power quality monitoring as a part of the Smart Grid (SG) concept. However, non-intentional emissions generated by the ... -
Characterization of the Potential Effects of EMC Filters for Power Converters on Narrowband Power Line Communications
González Ramos, Jon; Angulo Pita, Itziar; Fernández Pérez, Igor ; ; De la Vega Moreno, David (MDPI, 2021-01-12)
Electromagnetic Compatibility (EMC) filters are one of the main solutions for dealing with the disturbances generated by power inverters. However, they show series/parallel resonances that introduce variations in the ... -
Cloud Transmission: System Performance and Application Scenarios
Montalbán Sánchez, Jon; ; ; ; Angulo Pita, Itziar ; ; ; ; ; ; Angueira Buceta, Pablo ; Velez Elordi, Manuel María (IEEE, 2014)
[EN] Cloud Transmission (Cloud Txn) System is a flexible multi-layer system that uses spectrum overlay technology to simultaneously deliver multiple program streams with different characteristics and robustness for ... -
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 ... -
Compact Omnidirectional Multicore Fiber-Based Vector Bending Sensor
Amorebieta Herrero, Josu; Ortega Gómez, Ángel ; Durana Apaolaza, Gaizka ; Fernández Bello, Rubén ; ; ; ; ; (Nature, 2021-03-16)
We propose and demonstrate a compact and simple vector bending sensor capable of distinguishing any direction and amplitude with high accuracy. The sensor consists of a short segment of asymmetric multicore fiber (MCF) ... -
Comparison between Different Channel Coding Techniques for IEEE 802.11be within Factory Automation Scenarios
Fanari, Lorenzo; Iradier Gil, Eneko ; ; ; Montalbán Sánchez, Jon ; Angueira Buceta, Pablo (MDPI, 2021-10-28)
This paper presents improvements in the physical layer reliability of the IEEE 802.11be standard. Most wireless system proposals do not fulfill the stringent requirements of Factory Automation use cases. The harsh propagation ... -
Composed multicore fiber structure for direction-sensitive curvature monitoring
; Amorebieta Herrero, Josu; Ortega Gómez, Ángel ; Antonio López, José Enrique; ; Schülzgen, Axel; Amezcua Correa, Rodrigo (2020-07-01)
The present work deals with a curvature sensor that consists of two segments of asymmetric multicore fiber (MCF) fusion spliced with standard single mode fiber (SMF). The MCF comprises three strongly coupled cores; one of ... -
Computational Thinking in pre-university Blended Learning classrooms
(Elsevier, 2017-05-01)This article describes the implementation of various core elements of Computational Thinking in the classrooms of schools of Latin America and USA in two specific courses: PC-01 and ECE130. These courses were designed ... -
Connecting the dots in trustworthy Artificial Intelligence: From AI principles, ethics, and key requirements to responsible AI systems and regulation
; Del Ser Lorente, Javier; ; ; ; (Elsevier, 2023-11)
Trustworthy Artificial Intelligence (AI) is based on seven technical requirements sustained over three main pillars that should be met throughout the system’s entire life cycle: it should be (1) lawful, (2) ethical, and ... -
Constellation design for future communication systems: a comprehensive survey
Barrueco Gutiérrez, Jon; Montalbán Sánchez, Jon ; Iradier Gil, Eneko ; Angueira Buceta, Pablo (Institute of Electrical and Electronics Engineers, 2021-06-29)
[EN] The choice of modulation schemes is a fundamental building block of wireless communication systems. As a key component of physical layer design, they critically impact the expected communication capacity and wireless ... -
Context-Aware Policy Analysis for Distributed Usage Control
; ; Higuero Aperribay, María Victoria; ; (MDPI, 2022-09-27)
To boost data spaces and benefit from the great opportunities that they present, data sovereignty must be provided by Distributed Usage Control (DUC). Assuming that DUC will be managed by implementing and enforcing policies, ... -
Continuous Quantitative Risk Management in Smart Grids Using Attack Defense Trees
Ríos Velasco, Erkuden; Rego, Angel; Iturbe, Eider; Higuero Aperribay, María Victoria; Larrucea Uriarte, Xabier (MDPI, 2020-08-07)
Although the risk assessment discipline has been studied from long ago as a means to support security investment decision-making, no holistic approach exists to continuously and quantitatively analyze cyber risks in scenarios ... -
Contribution of chest compressions to end-tidal carbon dioxide levels generated during out-of-hospital cardiopulmonary resuscitation
Gutiérrez Ruiz, José Julio; ; Leturiondo Sota, Mikel ; ; ; ; Ruiz de Gauna Gutiérrez, Sofía (Elsevier, 2022-10)
Aim Characterise how changes in chest compression depth and rate affect variations in end-tidal CO2 (ETCO2) during manual cardiopulmonary resuscitation (CPR) in out-of-hospital cardiac arrest (OHCA). Methods Retrospective ...