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Ara es mostren els items 10-29 de 39

    • 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 obert
      Frequency 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 obert
      The 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 obert
      The 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 obert
      Since 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 obert
      Information 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 obert
      Information 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 obert
      A 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 obert
      Rafael 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 obert
      The 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 ...

    • Modeling the energy performance of LoRaWAN 

      Casals Ibáñez, Lluís; Mir Masnou, Bernat; Vidal Ferré, Rafael; Gómez Montenegro, Carlos (MDPI AG, 2017-10-16)
      Article
      Accés obert
      LoRaWAN is a flagship Low-Power Wide Area Network (LPWAN) technology that has highly attracted much attention from the community in recent years. Many LoRaWAN end-devices, such as sensors or actuators, are expected not to ...

    • 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 ...

    • Open Science at Universitat Politècnica de Catalunya 

      Vidal Ferré, Rafael (Universitat Politècnica de Catalunya, 2023-10-25)
      Comunicació de congrés
      Accés obert

    • Opportunistic sensor data collection with bluetooth low energy 

      Aguilar, Sergio; Vidal Ferré, Rafael; Gómez Montenegro, Carlos (2017-01-23)
      Article
      Accés obert
      Bluetooth Low Energy (BLE) has gained very high momentum, as witnessed by its widespread presence in smartphones, wearables and other consumer electronics devices. This fact can be leveraged to carry out opportunistic ...

    • Packet fragmentation over Sigfox: implementation and performance evaluation of SCHC ACK-on-error 

      Aguilar Romero, Sergio; Wistuba La-Torre, Diego s.; Platis, Antonio; Vidal Ferré, Rafael; Gómez Montenegro, Carlos; Céspedes, Sandra; Zúñiga, Juan Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Article
      Accés obert
      The Static Context Header Compression and fragmentation (SCHC) framework has been recently designed by the IETF. SCHC provides adaptation layer functionality intended to efficiently support IPv6-based and other applications ...

    • Performance analysis and optimal tuning of IETF LPWAN SCHC ACK-on-Error Mode 

      Aguilar Romero, Sergio; Maillé, patrick; Toutain, Laurent; Gómez Montenegro, Carlos; Vidal Ferré, Rafael; montavont, nicolas; Papadopoulos, Georgios Z. (2020-07-10)
      Article
      Accés obert
      The Internet Engineering Task Force (IETF) Low Power Wide Area Network (LPWAN) Working Group has developed the Static Context Header Compression (SCHC) framework to enable IPv6 over LPWAN. In order to support 1280-byte ...