Browsing by Subject "WSN"

A Dual-Band Antenna for RF Energy Harvesting Systems in Wireless Sensor Networks

Bakkali, A.; Pelegrí Sebastiá, José; Sogorb Devesa, Tomás C.; Llario Sanjuan, José Vicente; Bou Escrivà, Antoni (Hindawi Publishing Corporation, 2016)

In this paper, we focus on ambient radio frequency energy available from commercial broadcasting stations in order to provide a system based on RF energy harvesting using a new design of receiving antenna. Several antenna ...

A group-based wireless body sensors network using energy harvesting for soccer team monitoring

Lloret, Jaime; García Pineda, Miguel; Catala Monzo, Angel; Rodrigues, Joel José Puga Coelho (Inderscience Enterprises Ltd., 2016)

[EN] In team-based sports, it is difficult to monitor physical state of each athlete during the match. Wearable body sensors with wireless connections allow having low-power and low-size devices, that may use energy ...

A Joining Procedure and Synchronization for TSCH-RPL Wireless Sensor Networks

Vera-Pérez, Jose; Todoli Ferrandis, David; Santonja Climent, Salvador; Silvestre-Blanes, Javier; Sempere Paya, Víctor Miguel (MDPI AG, 2018)

[EN] Wireless Sensor Networks have become a key enabler for Industrial Internet of Things (IoT) applications; however, to adapt to the derived robust communication requirements, deterministic and scheduled medium access ...

A Network Access Control Framework for 6LoWPAN Networks

Oliveira, Luis M. L.; Rodrigues, Joel J. P. C.; de Sousa, Amaro F.; Lloret, Jaime (MDPI, 2013-01)

Low power over wireless personal area networks (LoWPAN), in particular wireless sensor networks, represent an emerging technology with high potential to be employed in critical situations like security surveillance, ...

A Secure and Low-Energy Zone-based Wireless Sensor Networks Routing Protocol for Pollution Monitoring

Mehmood, Amjad; Lloret, Jaime; Sendra, Sandra (John Wiley & Sons, 2016)

[EN] Sensor networks can be used in many sorts of environments. The increase of pollution and carbon footprint are nowadays an important environmental problem. The use of sensors and sensor networks can help to make an ...

A Smart M2M Deployment to Control the Agriculture Irrigation

Reche, Alberto; Sendra, Sandra; Díaz Santos, Juan Ramón; Lloret, Jaime (Springer Verlag (Germany): LNCS, 2015-02-10)

Wireless sensor networks (WSN) have become in a very powerful infrastructure to manage all kind of services. They provide the mechanism to control a big number of devices distributed around a big geographical space. The ...

A survey of IEEE 802.15.4 effective system parameters for wireless body sensor networks

Moravejosharieh, Amirhossein; Lloret, Jaime (John Wiley & Sons, 2016)

[EN] Wireless body sensor networks are offered to meet the requirements of a diverse set of applications such as health-related and well-being applications. For instance, they are deployed to measure, fetch and collect ...

Análisis de Desempeño de un Protocolo para Redes Inalámbricas de Sensores Basado en TDMA con Capacidades de Radio Cognoscitivo

Leyva-Mayorga, Israel; Rivero-Angeles, Mario E.; Carreto-Arellano, Chadwick; Pla, Vicent (Elsevier, 2016)

[ES] El Radio Cognoscitivo (CR) tiene como objetivo principal la optimización del uso del espectro en sistemas de portadoras múltiples y ha sido estudiado para lograr mejoras en el desempeño en redes inalámbricas de sensores ...

Análisis e implementación de redes inalámbricas de sensores deterministas robustas

Vera Pérez, José (2017-12-02)

Wireless sensor networks (WSN) offer great potential for the future, since they allow to cover a large number of sensor on a surface on a low cost and without using wires. However, this technology still offers certain ...

Bell-X, An Opportunistic Time Synchronization Mechanism for Scheduled Wireless Sensor Networks

Vera-Pérez, José; TODOLI FERRANDIS, DAVID; Silvestre-Blanes, Javier; Sempere Paya, Víctor Miguel (MDPI AG, 2019-09-24)

[EN] The Industrial Internet of Things (IIoT) is having an ever greater impact on industrial processes and the manufacturing sector, due the capabilities of massive data collection and interoperability with plant processes, ...

Contribución a la aplicación de las redes inalámbricas de sensores (WSN's) en problemas de modelos de dispersión de gases basados en técnicas de dinámica de fluidos computacionales (CFD) en aplicaciones agrícolas y ambientales

MARULANDA TOBÓN, ALEJANDRO (2014-06-23)

[ES] Estudio de la calibración y la validación de un modelo de flujo de fluidos para la dispersión de contaminantes en aplicaciones agrícolas, ganaderas y ambientales usando WSN's

Cooperative Monitoring of the Delivery of Fresh Products

Sendra, Sandra; Lloret, Jaime; Lacuesta, Raquel; Jimenez, Jose M. (Springer Verlag (Germany): LNCS, 2015-11-18)

The proper transport of hit sensitive products, such as fish and fruit, is very important because their deterioration may cause the value lost and even the product rejection by the buyer. For this reason, in this paper ...

Deploy&Forget Wireless Sensor Networks for itinerant applications

Todoli Ferrandis, David; Silvestre-Blanes, Javier; Santonja Climent, Salvador; Sempere Paya, Víctor Miguel; Vera-Pérez, Jose (Elsevier, 2018)

[EN] Industrial Internet of Things (IIoT) is a disruptive paradigm which will bring new ways of monitoring, control and management for Industry 4.0 and Smart Cities. It relies on smart and connected sensors enabled by a ...

Desarrollo y análisis de rendimiento de redes WSN utilizando Bluetooth

García Navas, José Luis (2020-10-19)

[ES] Las Redes de Inalámbricas de Sensores o Wireless Sensor Networks (WSN) son redes cuyo uso no para de crecer, puesto que permiten una fácil monitorización y control de todo tipo de parámetros, ya sean ambientales, ...

Design and development of a low-cost soil moisture sensor based on solenoid coils

Parra Boronat, Mar (2019-11-12)

[EN] The use of sensors is common in precision agriculture. Moisture sensors are one of the most used sensors in the systems to control the irrigation. Nonetheless, the currently available sensors to measure the moisture ...

Design and Implementation of a Communication Protocol to Improve Multimedia QoS and QoE in Wireless Ad Hoc Networks

Díaz Santos, Juan Ramón (2016-04-05)

[EN] This dissertation addresses the problem of multimedia delivery over multi-hop ad hoc wireless networks, and especially over wireless sensor networks. Due to their characteristics of low power consumption, low processing ...

Energy-Efficient Multi-Level and Distance-Aware Clustering Mechanism for WSNs

Mehmood, Amjad; Khan, S.; Shams, Bilal; Lloret, Jaime (John Wiley & Sons, 2015-03-25)

[EN] Most sensor networks are deployed at hostile environments to sense and gather specific information. As sensor nodes have battery constraints, therefore, the research community is trying to propose energyefficient solutions ...

ESTUDIO DE VIABILIDAD DE SISTEMA DE CONTROL DE ACCESOS EN ÁREAS RURALES.

Munuera García, Ana Belén (2019-05-06)

[ES] Con este proyecto se pretende abordar las posibles dificultades que pueden encontrarse a la hora de implantar un sistema de control de accesos a un recinto rural, empleando para ello una red nodos conectados, cada uno ...

GTSO: Global Trace Synchronization and Ordering Mechanism for Wireless Sensor Network Monitoring Platforms

Navia-Mendoza, Marlon Renne; Campelo Rivadulla, José Carlos; Bonastre Pina, Alberto Miguel; Ors Carot, Rafael (MDPI AG, 2018)

[EN] Monitoring is one of the best ways to evaluate the behavior of computer systems. When the monitored system is a distributed system¿such as a wireless sensor network (WSN)¿the monitoring operation must also be distributed, ...

HMP: A Hybrid Monitoring Platform for Wireless Sensor Networks Evaluation

Navia-Mendoza, Marlon Renne; Campelo Rivadulla, José Carlos; Bonastre Pina, Alberto Miguel; Capella Hernández, Juan Vicente; Ors Carot, Rafael (Institute of Electrical and Electronics Engineers, 2019-06-26)

[EN] Wireless sensor networks (WSNs), as an essential part of the deployment of the Internet of Things paradigm, require an adequate debugging and monitoring procedures to avoid errors in their operation. One of the best ...

Browsing by Subject "WSN"

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Browsing by Subject "WSN"