Exploració per autor "Valenzuela González, José Luis"
Ara es mostren els items 7-26 de 39
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Bluetooth Low Energy sensor networks for railway applications
Hernandez Solana, Angela; Valdovinos, Antonio; Pérez Díaz de Cerio, David; Valenzuela González, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Comunicació de congrés
Accés obertThis paper analyzes the viability of Bluetooth Low Energy (BLE) as the enabling technology in railway scenarios to allow sensor data transmission from ground to train. This proposal is based on using the broadcasting ... -
Bluetooth mesh analysis, issues, and challenges
Hernandez Solana, Angela; Pérez Díaz de Cerio, David; García Lozano, Mario; Valdovinos, Antonio; Valenzuela González, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2020-01-01)
Article
Accés obertBLE is a widely used short-range technology which has gained a relevant position inside the Internet-of-Things (IoT) paradigm development thanks to its simplicity, low-power consumption, low-cost and robustness. New ... -
BMADS: BLE mesh asynchronous dynamic scanning
Pérez Díaz de Cerio, David; Valenzuela González, José Luis; García Lozano, Mario; Hernandez Solana, Angela; Valdovinos, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2021-02-15)
Article
Accés obertThe Bluetooth low-energy (BLE) mesh profile, currently standardized by the Bluetooth Special Interest Group (SIG), assumes that friend and relay nodes should be continuously scanning the channel ready to receive any incoming ... -
CA1-MN1: Examen FQ: primavera 2019
Valenzuela González, José Luis (Universitat Politècnica de Catalunya, 2019-06-18)
Examen
Accés restringit a la comunitat UPC -
CA1-MN1: Examen MQ: primavera 2019
Valenzuela González, José Luis (Universitat Politècnica de Catalunya, 2019-04-03)
Examen
Accés restringit a la comunitat UPC -
Comunicaciones via radio: analisis corporativo de las prestaciones técnicas de igualación con modelos de canal y medidas de canal experimentales
Valdominos Bardají, Antonio; Casadevall Palacio, Fernando José; Valenzuela González, José Luis (Universitat Politècnica de València, 1993)
Text en actes de congrés
Accés obert -
Examen final
Valenzuela González, José Luis; Sánchez González, Juan (Universitat Politècnica de Catalunya, 2018-06-06)
Examen
Accés restringit a la comunitat UPC -
Examen final
Valenzuela González, José Luis (Universitat Politècnica de Catalunya, 2019-01-17)
Examen
Accés restringit a la comunitat UPC -
Examen final
Valenzuela González, José Luis (Universitat Politècnica de Catalunya, 2018-06-11)
Examen
Accés restringit a la comunitat UPC -
Examen MQ
Valenzuela González, José Luis (Universitat Politècnica de Catalunya, 2018-04-11)
Examen
Accés restringit a la comunitat UPC -
Examen MQ
Valenzuela González, José Luis (Universitat Politècnica de Catalunya, 2018-11-06)
Examen
Accés restringit a la comunitat UPC -
Examen MQ
Valenzuela González, José Luis; Sánchez González, Juan (Universitat Politècnica de Catalunya, 2018-04-06)
Examen
Accés restringit a la comunitat UPC -
Experimental study of Bluetooth, ZigBee and IEEE 802.15.4 technologies on board high-speed trains
Higuera, Jorge; Kartsakli, Elli; Valenzuela González, José Luis; Alonso Zárate, Luis Gonzaga; Laya Romero, Andrés Ernesto; Martínez, Raquel; Aguilar, Alicia (Institute of Electrical and Electronics Engineers (IEEE), 2012)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper studies the feasibility of using low-power wireless technologies such as Bluetooth, IEEE 802.15.4 and ZigBee in high-speed railway scenarios that involve bidirectional ground-to-train communication. The presented ... -
Experimental study of bluetooth, ZigBee and IEEE 802.15.4 technologies on board high-speed trains
Higuera Portilla, Jorge Eduardo; Kartsakli, Elli; Valenzuela González, José Luis; Alonso Zárate, Luis Gonzaga; Laya Romero, Andrés Ernesto; Martínez, Raquel; Aguilar, Alicia (2012)
Article
Accés restringit per política de l'editorialThis paper studies the feasibility of using low-power wireless technologies such as Bluetooth, IEEE 802.15.4 and ZigBee in high-speed railway scenarios that involve bidirectional ground-to-train communication. The ... -
Filtenna integration achieving ideal chebyshev return losses
Hueltes Escobar, Alberto; Verdú Tirado, Jorge Andrés; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Rocas Cantenys, Eduard; Valenzuela González, José Luis (2014-04-01)
Article
Accés obertThis paper demonstrates that it is possible to find an ideal filter response (Chebyshev, Butterworth,..) considering the antenna as the last resonator of a filter under certain circumstances related with the antenna ... -
Help4Mood: a computational distributed system to support the treatment of patients with major depression
Pérez Díaz de Cerio, David; Valenzuela González, José Luis; Ruiz Boqué, Sílvia; García Lozano, Mario; Colomé, Josep Maria (2011)
Text en actes de congrés
Accés restringit per política de l'editorialA closed loop approach supporting the control, communication and treatment management of patients with Major Depression is presented, based on a distributed system with three main components: a Personal Monitoring System, ... -
La evaluación en PBL: un caso práctico
García Lozano, Mario; Pérez Díaz de Cerio, David; Valenzuela González, José Luis; Gelonch Bosch, Antonio José; Alonso Zárate, Luis Gonzaga; Ruiz Boqué, Sílvia (2008)
Text en actes de congrés
Accés restringit per política de l'editorialLas ventajas de estructurar una asignatura, un conjunto o incluso todo un plan de estudios mediante Aprendizaje Basado en Proyectos (PBL) han sido ampliamente expuestas de forma teórica y práctica ... -
Low-cost test measurement setup for real IoT BLE sensor device characterization
Pérez Díaz de Cerio, David; Hernandez Solana, Angela; Valdovinos, Antonio; Olmos Bonafé, Juan José; Valenzuela González, José Luis (2019-03-01)
Article
Accés obertThe methodology presented in this paper aims to characterize impairments shown by real devices which are usually neglected on standardized tests but that become very important in massive IoT scenarios. For instance, we ... -
Multipolling and OFDMA Reservation Protocol for IEEE 802.11 Networks
Pérez Díaz de Cerio, David; Valenzuela González, José Luis; Villares Piera, Nemesio Javier (Institute of Electrical and Electronic Engineers, 2009)
Text en actes de congrés
Accés obertThis paper presents an efficient multipolling scheme that improves the IEEE 802.11 MAC protocol efficiency and does not suffer from the hidden terminal problem or inefficient channel usage problems. To design an efficient ... -
On the feasibility of Bluetooth, Zigbee and IEEE 802.15.4 technologies on board high speed trains
Higuera Portilla, Jorge Eduardo; Kartsakli, Elli; Valenzuela González, José Luis; Alonso Zárate, Luis Gonzaga (2011)
Text en actes de congrés
Accés obertThis paper studies the feasibility of using low-power wireless technologies such as Bluetooth, IEEE 802.15.4 and ZigBee in high-speed railway scenarios that involve bidirectional land-to-train communication. The presented ...