Ara es mostren els items 45-64 de 75

    • New algorithm for distributed frequency assignments in IEEE 802.11 

      García Villegas, Eduard; Vidal Ferré, Rafael; Paradells Aspas, Josep (2007-02-28)
      Text en actes de congrés
      Accés obert
      The continuous growth of IEEE 802.11 wireless local area networks (WLAN) brings the benefit of a high speed wireless access to packet networks, such as Internet. But it also entails the successive appearance of new ...
    • Optimization of inter-domain presence traffic based on privacy rule sharing: performance and impact on the IMS 

      Beltrán Martínez, María Victoria; Paradells Aspas, Josep (2012)
      Article
      Accés restringit per política de l'editorial
      Presence information was the key enabler of the great success of instant messaging applications. This information was first limited to simple binary states such as online, offline, or busy. However, it is currently evolving ...
    • Optimizing the delivery chain in heterogenous networks 

      Sánchez Loro, Xavier; Paradells Aspas, Josep; Casademont Serra, Jordi; Ferrer, Josep Lluís (2011)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Herein, we will focus on proposing a service taxonomy and classification for RBA/SOA architectures aiming to model a common framework for the description and composition of possible Atomic Ser- vices or networking ...
    • Performance evaluation and comparative analysis of SubCarrier Modulation Wake-up radio systems for energy-efficient wireless sensor networks 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep; Gamm, Gerd Ulrich; Reindl, Leonhard Michael (2013-12-19)
      Article
      Accés obert
      Energy-efficient communication is one of the main concerns of wireless sensor networks nowadays. A commonly employed approach for achieving energy efficiency has been the use of duty-cycled operation of the radio, where ...
    • Performance evaluation and compartive analysis of subcarrier modulation Wake-up radio systems for energy-efficient Wireless Sensor Networks 

      Oller Bosch, Joaquim; Demirkol, Ilker Seyfettin; Casademont Serra, Jordi; Paradells Aspas, Josep; Gamm, Gerd Ulrich; Reindl, Leonhard Michael (2014-01)
      Article
      Accés obert
      Energy-efficient communication is one of the main concerns of wireless sensor networks nowadays. A commonly employed approach for achieving energy efficiency has been the use of duty-cycled operation of the radio, where ...
    • Performance evaluation of a TOA-based trilateration method to locate terminals in WLAN 

      Izquierdo Moreno, Fernán; Ciurana Adell, Marc; Barceló Arroyo, Francisco; Paradells Aspas, Josep; Zola, Enrica Valeria (IEEE, 2006-01)
      Text en actes de congrés
      Accés obert
    • Performance Evaluation of Public Access Mobile Radio (PAMR) 

      Barceló Arroyo, Francisco; Paradells Aspas, Josep (IEEE, 2000-09)
      Text en actes de congrés
      Accés obert
    • Performance of a time-of-arrival technique for positioning WLAN terminals 

      Izquierdo, F; Ciurana Adell, Marc; Barceló Arroyo, Francisco; Paradells Aspas, Josep (2006-06-30)
      Text en actes de congrés
      Accés obert
      Nowadays, several systems are available for outdoor location (i.e GPS, cellular networks based…). However, there is no proper location system for indoor scenarios. The technique presented in this paper proposes the use of ...
    • Powering the internet of things through light communication 

      Demirkol, Ilker Seyfettin; Camps Mur, Daniel; Paradells Aspas, Josep; Combalia Escudero, Marc; Popoola, Wasiu; Haas, Harald (2019-06-01)
      Article
      Accés obert
      Novel solutions are required to connect billions of devices to the network as envisioned by the IoT. In this article we propose to use LiFi, which is based on off-the-shelf LEDs, as an enabler for the IoT in indoor ...
    • Problemes Tema 2 (MAC i LLC) 

      Aguilar Igartua, Mónica; Alins Delgado, Juan José; Altés Bosch, Jorge; Barceló Arroyo, Francisco; Calveras Augé, Anna M.; Casademont Serra, Jordi; Cruz Llopis, Luis Javier de la; Esparza Martín, Óscar; Forné Muñoz, Jorge; Hesselbach Serra, Xavier; Martín Escalona, Israel; Martín Faus, Isabel Victoria; Mata Diaz, Jorge; Muñoz Tapia, José Luis; Pallarès Segarra, Esteve; Paradells Aspas, Josep; Pegueroles Vallés, Josep R.; Rojas Espinosa, Alfonso; Serrat Fernández, Juan; Soriano Ibáñez, Miguel; Postigo Boix, Marcos; Casademont Serra, Jordi (Universitat Politècnica de Catalunya, 2023-04-08)
      Problema, exercici
      Accés obert
    • Problemes Tema 3 (LAN i WLAN) 

      Aguilar Igartua, Mónica; Alins Delgado, Juan José; Altés Bosch, Jorge; Barceló Arroyo, Francisco; Calveras Augé, Anna M.; Casademont Serra, Jordi; Cruz Llopis, Luis Javier de la; Esparza Martín, Óscar; Forné Muñoz, Jorge; Hesselbach Serra, Xavier; Martín Escalona, Israel; Mata Diaz, Jorge; Muñoz Tapia, José Luis; Pallarès Segarra, Esteve; Paradells Aspas, Josep; Pegueroles Vallés, Josep R.; Rojas Espinosa, Alfonso; Serrat Fernández, Juan; Soriano Ibáñez, Miguel; Postigo Boix, Marcos; Casademont Serra, Jordi; Martín Faus, Isabel Victoria (Universitat Politècnica de Catalunya, 2023-04-08)
      Problema, exercici
      Accés obert
    • Problemes Tema 4 (IP - 1a part) 

      Aguilar Igartua, Mónica; Alins Delgado, Juan José; Altés Bosch, Jorge; Barceló Arroyo, Francisco; Cruz Llopis, Luis Javier de la; Esparza Martín, Óscar; Forné Muñoz, Jorge; Martín Escalona, Israel; Mata Diaz, Jorge; Muñoz Tapia, José Luis; Pallarès Segarra, Esteve; Serrat Fernández, Juan; Soriano Ibáñez, Miguel; Calveras Augé, Anna M.; Casademont Serra, Jordi; Paradells Aspas, Josep; Casademont Serra, Jordi; Postigo Boix, Marcos; Martín Faus, Isabel Victoria (Universitat Politècnica de Catalunya, 2023-04-08)
      Problema, exercici
      Accés obert
    • Problemes Tema 4 (IP - 2a part) 

      Aguilar Igartua, Mónica; Alins Delgado, Juan José; Altés Bosch, Jorge; Barceló Arroyo, Francisco; Cruz Llopis, Luis Javier de la; Esparza Martín, Óscar; Forné Muñoz, Jorge; Martín Escalona, Israel; Martín Faus, Isabel Victoria; Mata Diaz, Jorge; Muñoz Tapia, José Luis; Pallarès Segarra, Esteve; Serrat Fernández, Juan; Soriano Ibáñez, Miguel; Calveras Augé, Anna M.; Casademont Serra, Jordi; Paradells Aspas, Josep; Postigo Boix, Marcos; Casademont Serra, Jordi (Universitat Politècnica de Catalunya, 2023-04-08)
      Problema, exercici
      Accés obert
    • Proposal of a clean slate network architecture for ubiquitous services provisioning 

      Sánchez Loro, Xavier; Casademont Serra, Jordi; Paradells Aspas, Josep; Ferrer, Josep Lluís; Vidal, Albert (2010-06-15)
      Text en actes de congrés
      Accés obert
      The Pervasive Computing field is almost always addressed from application, middleware, sensing or Human Computer Interaction perspective. Thus, solutions are usually designed at application level or involve developing new ...
    • Redes ad-hoc : el próximo reto 

      Gómez Montenegro, Carles; Paradells Aspas, Josep (Escola Tècnica Superior d'Enginyers de Telecomunicació de Barcelona, 2004)
      Article
      Accés obert
      El éxito de las comunicaciones inalámbricas y la progresiva reducción en el tamaño de los dispositivos con capacidad para comunicaciones de datos ha situado en un primer plano a las denominadas redes móviles ad-hoc o ...
    • Redes de comunicaciones : de la telefonía móvil a Internet 

      Beltran Sanchidrian, Victòria; Casals Ibáñez, Lluís; Catalán Cid, María Luisa; Catalán Cid, Miguel; García Villegas, Eduard; Gómez Montenegro, Carlos; Hesselbach Serra, Xavier; López Aguilera, M. Elena; Paradells Aspas, Josep; Sánchez Vila, Francisco Javier; Vidal Ferré, Rafael; Calveras Augé, Anna M. (Universitat Politècnica de Catalunya, 2010)
      Llibre
      Accés restringit als usuaris de la UB, UAB, UPC, UPF, UdG, UdL, URV, UOC, BC, UVic, UJI, URL, UIC
      Vivimos completamente rodeados por una miríada de dispositivos electrónicos interconectados, que a su vez originan nuevos servicios y nuevas formas de entender y establecer las relaciones sociales. Nuevas palabras y conceptos ...
    • Research proposal: design, development and evaluation of adaptative and interactive solutions for high-quality viewport-aware VR360 video processing and delivery 

      Fernández Dasí, Miguel; Montagud, Mario; Paradells Aspas, Josep (Association for Computing Machinery (ACM), 2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper contains the research proposal of Miguel Fernández Dasí that was presented at the MMSys 2022 doctoral symposium.1 The production and consumption of multimedia content is continuously increasing, and this ...
    • Should we use the default protocol settings for networks of constrained devices? 

      Betzler, August; Gómez Montenegro, Carlos; Demirkol, Ilker Seyfettin; Paradells Aspas, Josep (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Constrained devices will play a crucial role in the Internet of Things. These devices use communication technologies which often support the formation of wireless multihop topologies. Therefore, end-to-end data transfer ...
    • SIP/SIMPLE resource list server : optimization or burden for presence systems 

      Beltrán Martínez, María Victoria; Paradells Aspas, Josep (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Presence information contains all the context about users, services and devices that applications need to take more proactive and intelligent decisions. SIP/SIMPLE is the de facto framework for initiating, managing and ...
    • Smart cities as an application of internet of things: experiences and lessons learnt in Barcelona 

      Gea, Tomas; Paradells Aspas, Josep; Lamarca, Mariano; Roldan, David (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Internet of things is a ubiquitous technology that will be present everywhere. One of the first applications will be smart cities. Cities are growing in population and citizens demand better services from the administration ...