Browsing by UPNA Author "López Iturri, Peio"
Now showing items 1-20 of 37
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A 3D ray launching time-frequency channel modeling approach for UWB ranging applications
Otim, Timothy; López Iturri, Peio
; Azpilicueta Fernández de las Heras, Leyre ; Bahillo, Alfonso; Falcone Lanas, Francisco Javier (IEEE, 2020)
Artículo / Artikulua 
Ultrawideband (UWB) has the ability to achieve decimetre level of ranging accuracy, hence, its wider usage nowadays in the field of positioning. In spite of the attractiveness of UWB, its performance is strongly dependent ... -
Aggregator to electric vehicle LoRaWAN based communication analysis in vehicle-to-grid systems in smart cities
Klaina, Hicham; Picallo Guembe, Imanol; López Iturri, Peio ; Astrain Escola, José Javier ; Azpilicueta Fernández de las Heras, Leyre ; Falcone Lanas, Francisco Javier (IEEE, 2020)
Artículo / Artikulua
Recently, there has been growing attention to the power grid management due to the increasing concerns on global warming. With the advancement in electric vehicles (EV) industry and the evolution in batteries, EVs become ... -
Analysis of bluetooth-based wireless sensor networks performance in hospital environments
López Iturri, Peio; Led Ramos, Santiago ; Aguirre Gallego, Erik ; Azpilicueta Fernández de las Heras, Leyre ; Serrano Arriezu, Luis Javier ; Falcone Lanas, Francisco Javier (MDPI, 2016)
Contribución a congreso / Biltzarrerako ekarpena
In this work, a method to analyze the performance of Bluetooth-based Wireless Sensor Networks (WSN) deployed within hospital environments is presented. Due to the complexity that this kind of scenarios exhibit in terms of ... -
Analysis of radio wave propagation for ISM 2.4 GHz wireless sensor networks in inhomogeneous vegetation environments
Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio ; Aguirre Gallego, Erik ; Mateo Zozaya, Ignacio; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (MDPI, 2014)
Artículo / Artikulua
The use of wireless networks has experienced exponential growth due to the improvements in terms of battery life and low consumption of the devices. However, it is compulsory to conduct previous radio propagation analysis ... -
Analysis of radio wave propagation for ISM 2.4GHz wireless sensor networks in inhomogeneous vegetation environments
Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio ; Aguirre Gallego, Erik ; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (2014)
Contribución a congreso / Biltzarrerako ekarpena
The use of wireless networks has been extended in an exponential growing due to the improvement in terms of battery life and low consumption of the devices. However, it is highly important to conduct previous radio propagation ... -
Analysis of wireless sensor network topology and estimation of optimal network deployment by deterministic radio channel characterization
Aguirre Gallego, Erik; López Iturri, Peio ; Azpilicueta Fernández de las Heras, Leyre ; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (MDPI, 2015)
Artículo / Artikulua
One of the main challenges in the implementation and design of context-aware scenarios is the adequate deployment strategy for Wireless Sensor Networks (WSNs), mainly due to the strong dependence of the radiofrequency ... -
Analysis, characterization and modeling of interference sources on wireless communication systems in complex indoor scenarios
López Iturri, Peio (2017)
Tesis doctoral / Doktoretza tesia
This research work presents a novel methodology of assessing wireless interferences on Wireless Sensor Networks (WSN) by the aid of an in-house developed 3D Ray Launching method, which is a novel deterministic approach ... -
Building decentralized fog computing-based smart parking systems: from deterministic propagation modeling to practical deployment
Celaya Echarri, Mikel; Froiz Míguez, Iván; Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio ; Falcone Lanas, Francisco Javier (IEEE, 2020)
Artículo / Artikulua
The traditional process of finding a vacant parking slot is often inefficient: it increases driving time, traffic congestion, fuel consumption and exhaust emissions. To address such problems, smart parking systems have ... -
Challenges in wireless system integration as enablers for indoor context aware environments
López Iturri, Peio; Aguirre Gallego, Erik ; Azpilicueta Fernández de las Heras, Leyre ; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (MDPI, 2017)
Artículo / Artikulua
The advent of fully interactive environments within Smart Cities and Smart Regions requires the use of multiple wireless systems. In the case of user-device interaction, which finds multiple applications such as Ambient ... -
Characterization of radio propagation channel in urban vehicle to infrastructure environments to support WSNs
Granda, Fausto; Azpilicueta Fernández de las Heras, Leyre; Vargas Rosales, César; López Iturri, Peio ; Aguirre Gallego, Erik ; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (MDPI, 2016)
Contribución a congreso / Biltzarrerako ekarpena
Vehicular ad hoc Networks (VANETs) enable vehicles to communicate with each other as well as with roadside units (RSUs). Although there is a significant research effort in radio channel modelling focused in vehicle to ... -
Characterization of wireless channel impact on wireless sensor network performance in public transportation buses
Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio ; Aguirre Gallego, Erik ; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Zubiri Segura, Cristóbal; Falcone Lanas, Francisco Javier (IEEE, 2015)
Artículo / Artikulua
Wireless communications systems are growing rapidly during the last two decades and they are gaining a significant role for multiple communication tasks within public transportation buses. In this work, the impact of ... -
Design and empirical validation of a Bluetooth 5 fog computing based industrial CPS architecture for intelligent industry 4.0 shipyard workshops
Fraga Lamas, Paula; López Iturri, Peio; Celaya Echarri, Mikel; Blanco Novoa, Óscar; Azpilicueta Fernández de las Heras, Leyre ; Varela Barbeito, José; Falcone Lanas, Francisco Javier ; Fernández Caramés, Tiago M. (IEEE, 2020)
Artículo / Artikulua
Navantia, one of largest European shipbuilders, is creating a fog computing based Industrial Cyber-Physical System (ICPS) for monitoring in real-time its pipe workshops in order to track pipes and keep their traceability. ... -
Design and experimental validation of a LoRaWAN fog computing based architecture for IoT enabled smart campus applications
Fraga Lamas, Paula; Celaya Echarri, Mikel; López Iturri, Peio; Castedo, Luis; Azpilicueta Fernández de las Heras, Leyre ; Aguirre Gallego, Erik ; Suárez Albela, Manuel; Falcone Lanas, Francisco Javier ; Fernández Caramés, Tiago M. (MDPI, 2019)
Artículo / Artikulua
A smart campus is an intelligent infrastructure where smart sensors and actuators collaborate to collect information and interact with the machines, tools, and users of a university campus. As in a smart city, a smart ... -
Design and performance analysis of wireless body area networks in complex indoor e-Health hospital environments for patient remote monitoring
Aguirre Gallego, Erik; López Iturri, Peio ; Azpilicueta Fernández de las Heras, Leyre ; Rivarés Garasa, Carmen; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (SAGE, 2016)
Artículo / Artikulua
In this article, the design and performance analysis of wireless body area network–based systems for the transmission of medical information readable in an android-based application deployed within complex indoor e-Health ... -
Deterministic 3D ray-launching millimeter wave channel characterization for vehicular communications in urban environments
Rodríguez Corbo, Fidel Alejandro; Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio ; Picallo Guembe, Imanol ; Falcone Lanas, Francisco Javier (MDPI, 2020)
Artículo / Artikulua
The increasing demand for more sensors inside vehicles pursues the intention of making vehicles more 'intelligent'. In this context, the vision of fully connected and autonomous cars is becoming more tangible and will turn ... -
Deterministic propagation modeling for intelligent vehicle communication in smart cities
Granda, Fausto; López Iturri, Peio; Aguirre Gallego, Erik ; Astrain Escola, José Javier ; Medrano Fernández, Pablo; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (MDPI, 2018)
Artículo / Artikulua
Vehicular Ad Hoc Networks (VANETs) are envisaged to be a critical building block of Smart Cities and Intelligent Transportation System (ITS) where applications for pollution, congestion reduction, vehicle mobility improvement, ... -
Effects of the body wearable sensor position on the UWB localization accuracy
Otim, Timothy; Díez, Luis E.; Bahillo, Alfonso; López Iturri, Peio; Falcone Lanas, Francisco Javier (MDPI, 2019)
Artículo / Artikulua
Over the years, several Ultrawideband (UWB) localization systems have been proposed and evaluated for accurate estimation of the position for pedestrians. However, most of them are evaluated for a particular wearable sensor ... -
Enhanced wireless channel estimation through parametric optimization of hybrid ray launching-collaborative filtering technique
Casino, Fran; López Iturri, Peio; Aguirre Gallego, Erik ; Azpilicueta Fernández de las Heras, Leyre ; Falcone Lanas, Francisco Javier ; Solanas, Agusti (IEEE, 2020)
Artículo / Artikulua
In this paper, an enhancement of a hybrid simulation technique based on combining collaborative filtering with deterministic 3D ray launching algorithm is proposed. Our approach implements a new methodology of data depuration ... -
Estimation of radiofrequency power leakage from microwave ovens for dosimetric assessment at nonionizing radiation exposure levels
López Iturri, Peio; Miguel Bilbao, Silvia de; Aguirre Gallego, Erik ; Azpilicueta Fernández de las Heras, Leyre ; Falcone Lanas, Francisco Javier ; Ramos González, Victoria (Hindawi, 2015)
Artículo / Artikulua
The electromagnetic field leakage levels of nonionizing radiation from a microwave oven have been estimated within a complex indoor scenario. By employing a hybrid simulation technique, based on coupling full wave simulation ... -
Evaluation of deployment challenges of wireless sensor networks at signalized intersections
Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio ; Aguirre Gallego, Erik ; Martínez Carrasco, Carlos; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Falcone Lanas, Francisco Javier (MDPI, 2016)
Artículo / Artikulua
With the growing demand of Intelligent Transportation Systems (ITS) for safer and more efficient transportation, research on and development of such vehicular communication systems have increased considerably in the last ...
