Exploració per autor "Vidal Ferré, Rafael"
Ara es mostren els items 4-23 de 39
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Channel management in a campus-wide WLAN with partially overlapping channels
Mengual Pérez, Ester; García Villegas, Eduard; Vidal Ferré, Rafael (Institute of Electrical and Electronics Engineers (IEEE), 2013)
Comunicació de congrés
Accés restringit per política de l'editorialThe 2.4 GHz ISM band is a battlefield where an increasingly large number of devices compete for the scarce frequency resources. IEEE 802.11 WLANs suffer the consequences of this overcrowded spectrum, especially in dense ... -
Cooperative Load Balancing in IEEE 802.11 Networks with Cell Breathing
García Villegas, Eduard; Vidal Ferré, Rafael; Paradells Aspas, Josep (Institute of Electrical and Electronics Engineers (IEEE), 2008-07-06)
Text en actes de congrés
Accés obertIEEE 802.11 WLANs (Wi-Fi) are widely deployed for providing Internet access in public spaces, known as Hot Spots. In these scenarios, users tend to be "gregarious” and essentially static. Since association and roaming ... -
Creating digital awareness
Vidal Ferré, Rafael; Alcober Segura, Jesús Ángel; Cervelló Pastor, Cristina; Fernández Ferré, Mª Teresa; García Villegas, Eduard; Yúfera Gomez, José Manuel (2021)
Text en actes de congrés
Accés obertAs a result of the world’s population being much more digitally connected, it is increasingly relevant to acquire an adequate level of digital awareness. For this reason, the objective of this work is to introduce the ... -
Deploying large-scale IEEE802.11 networks using IP paging with link-specific capabilities : a standard compliant approach and its performance analysis
Vidal Ferré, Rafael; García Villegas, Eduard; Paradells Aspas, Josep (2010-03-18)
Article
Accés restringit per política de l'editorialIEEE802.11 is a layer two technology that offers limitedmobility support. It suffers from scalability problems caused by the performance of the mechanisms related to the address resolution and the discovery and maintenance ... -
Despliegue de una WLAN en la EPSC
Vidal Ferré, Rafael; Bordoy Rodríguez, Xavier (Escola Tècnica Superior d'Enginyers de Telecomunicació de Barcelona, 2003)
Article
Accés obert -
Despliegue de WLANs en exteriores : desarrollo de una herramienta para la toma de medidas georeferenciadas
Porro Pérez, Alexis; Vidal Ferré, Rafael (Escola Tècnica Superior d'Enginyers de Telecomunicació de Barcelona, 2004)
Article
Accés obert -
Effect of adjacent-channel interference in IEEE 802.11 WLANs
García Villegas, Eduard; López Aguilera, M. Elena; Vidal Ferré, Rafael; Paradells Aspas, Josep (2007-06-03)
Text en actes de congrés
Accés obertFrequency channels are a scarce resource in the ISM bands used by IEEE 802.11 WLANs. Current radio resource management is often limited to a small number of nonoverlapping channels, which leaves only three possible channels ... -
El protocol Mobile IP. La mobilitat a Internet (II Part)
Vidal Ferré, Rafael; Paradells Aspas, Josep; Casademont Serra, Jordi (2006-12)
Article
Accés obert -
El protocol Mobile IPv6. La mobilitat a Internet (i III Part)
Vidal Ferré, Rafael; Paradells Aspas, Josep; Casademont Serra, Jordi (2007-03)
Article
Accés obert -
Energy consumption model of SCHC packet fragmentation over Sigfox LPWAN
Aguilar Romero, Sergio; Platis, Antonio; Vidal Ferré, Rafael; Gómez Montenegro, Carlos (Multidisciplinary Digital Publishing Institute (MDPI), 2022-03-09)
Article
Accés obertThe Internet Engineering Task Force (IETF) has standardized a new framework, called Static Context Header Compression and fragmentation (SCHC), which offers adaptation layer functionality designed to support IPv6 over Low ... -
Evaluation of receiver-feedback techniques for fragmentation over LPWANs
Aguilar Romero, Sergio; Vidal Ferré, Rafael; Gómez Montenegro, Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2021)
Article
Accés obertThe Internet Engineering Task Force (IETF) has standardized a new framework for IPv6 support over Low Power Wide Area Networks (LPWANs), called Static Context Header Compression and Fragmentation (SCHC). SCHC includes ... -
Examen parcial (Curs 2018-2019)
Rincón Rivera, David; Vidal Ferré, Rafael (Universitat Politècnica de Catalunya, 2019-04-04)
Examen
Accés restringit a la comunitat UPC -
Examen parcial (Curs 2020-2021)
Vidal Ferré, Rafael (Universitat Politècnica de Catalunya, 2021-04-07)
Examen
Accés restringit a la comunitat UPC -
IEEE Wireless LAN capacity in multicell environments with rate adaptation
García Villegas, Eduard; López Aguilera, M. Elena; Vidal Ferré, Rafael; Paradells Aspas, Josep (2007-06-16)
Text en actes de congrés
Accés obertSince the advent of the first IEEE 802.11 standard, many research efforts have been spent on evaluating different aspects of the specification. In this paper, we present a new method to predict the capacity of a multicell ... -
Including digital awareness as a competence in a network engineering degree
Vidal Ferré, Rafael; Alcober Segura, Jesús Ángel; Cervelló Pastor, Cristina; García Villegas, Eduard; Yúfera Gomez, José Manuel (European Society for Engineering Education (SEFI), 2022)
Text en actes de congrés
Accés obertInformation and communications technology (ICT) engineers play a key part in our society's digitization process. To foster that role, the Castelldefels School of Telecommunications and Aerospace Engineering (EETAC) of UPC's ... -
Including digital awareness as a competence in a network engineering degree
Vidal Ferré, Rafael; Alcober Segura, Jesús Ángel; Cervelló Pastor, Cristina; García Villegas, Eduard; Yúfera Gomez, José Manuel (Universitat Politècnica de Catalunya, 2022-09)
Text en actes de congrés
Accés obertInformation and communications technology (ICT) engineers play a key part in our society's digitization process. To foster that role, the Castelldefels School of Telecommunications and Aerospace Engineering (EETAC) of UPC's ... -
IPv6 over cross-technology communication with wake-up radio
Aguilar Romero, Sergio; Vidal Ferré, Rafael; Gómez Montenegro, Carlos (Elsevier, 2023-07)
Article
Accés obertA variety of wireless (and wired) technologies are being used to enable Internet of Things (IoT) device connectivity. Two examples of popular technologies in some crucial IoT domains (e.g., smart home, smart factories and ... -
La mobilitat a Internet (I Part)
Vidal Ferré, Rafael; Paradells Aspas, Josep; Casademont Serra, Jordi (2006-09)
Article
Accés obert -
Línies mestres del full de ruta ciència oberta a la UPC
Vidal Ferré, Rafael (Universitat Politècnica de Catalunya. Servei de Biblioteques, Publicacions i Arxius, 2023-06-28)
Text en actes de congrés
Accés obertRafael Vidal, delegat del Rector en Ciència Oberta i Ciència Ciutadana, parlarà del full de ruta a seguir en la UPC amb l'objectiu d'apropar la ciència a l'abast de tothom i poder fer a la ciutadania partícip dels projectes ... -
Localización en redes WLAN 802.11: desarrollo e implementación de una solución basada en traps SNMP
García Villegas, Eduard; Vidal Ferré, Rafael (Universidad de Las Palmas de Gran Canaria, Servicio de Publicaciones, 2003-09)
Text en actes de congrés
Accés obertThe growth of WLANs and hence, the increase of mobile data terminals, bring about a visible proliferation of location-based services. This scenario also carries the need for location management systems that are device ...