Ara es mostren els items 21-39 de 39

    • Implementation and performance evaluation of two fuzzy-based handover systems for wireless cellular networks 

      Mino, Gjergji; Barolli, Leonard; Xhafa Xhafa, Fatos; Durresi, Arjan; Koyama, Akio (HINDAWI, 2009)
      Article
      Accés obert
      Wireless mobile networks and devices are becoming increasingly popular to provide users the access anytime and anywhere. We are witnessing now an unprecedented demand for wireless networks to support both data and real-time ...
    • Integració de xarxes MANET qMp en la comunitat Guifi·net 

      Florit López, Jorge Luis (Universitat Politècnica de Catalunya, 2014-01-24)
      Projecte/Treball Final de Carrera
      Accés obert
      Integració de xarxes de tipus MANET/Mesh amb el software del projecte qMp dins de la xarxa comunitària Guifi·net
    • Monitoring radiological incidents through an opportunistic network 

      Reyes Muñoz, María Angélica; Pastor Llorens, Enric; Gasull, Marti; Barrado Muxí, Cristina (2015-01-01)
      Article
      Accés obert
      In case of radiological incidents before to send a human team to the site would be better have real time information about the situation that rescue teams can find. In this paper we simulate an opportunistic network over ...
    • Multi-channel medium access control protocols for wireless networks within computing packages 

      Ollé Ferrayuoli, Bernat; Talarn Bell-lloch, Pau; Cabellos Aparicio, Alberto; Lemic, Filip; Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Text en actes de congrés
      Accés obert
      Wireless communications at the chip scale emerge as a interesting complement to traditional wire-based approaches thanks to their low latency, inherent broadcast nature, and capacity to bypass pin constraints. However, as ...
    • Multiwideband terahertz communications via tunable graphene-based metasurfaces in 6G networks: Graphene enables ultimate multiwideband THz wavefront control 

      Taghvaee, Hamidreza; Pitilakis, Alexandros; Tsilipakos, Odysseas; Tasolamprou, Anna; Kantartzis, Nikolaos V.; Kafesaki, Maria; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi (Institute of Electrical and Electronics Engineers (IEEE), 2022-06)
      Article
      Accés obert
      The next generation of wireless networks is expected to tap into the terahertz (THz) band (0.1–10 THz) to satisfy the extreme latency and bandwidth density requirements of future applications. However, the development of ...
    • Network architecture and essential features for 5G: the SESAME project approach 

      Goratti, Leonardo; Costa, Cristina E.; Pérez Romero, Jordi; Sallent Roig, Oriol; Ruiz, Cristina; Betzler, August; Sayyad Khodashenas, Pouria; Vahid, Seiamak; Nasr, Karim; Abubakar, Babangida; Whitehead, Alan; Belesioti, Maria; Chochliouros, Ioannis (Springer, 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The outstanding and continuous growth of the request of mobile broadband Internet access is creating the unprecedented need to rethink most of the design paradigms of the mobile network. Such trend is accompanied by ...
    • Network planning for the future railway communications 

      Lin Huang, Peng (Universitat Politècnica de Catalunya, 2022-09-05)
      Treball Final de Grau
      Accés obert
      Los Sistemas Inteligentes de Transporte están cambiando la forma en que concebimos el futuro de la movilidad. En particular, los ferrocarriles están experimentando un proceso de transformación para modernizar el transporte ...
    • Networking challenges and prospective impact of broadcast-oriented wireless networkson- chip 

      Abadal Cavallé, Sergi; Nemirovsky, Mario; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The cost of broadcast has been constraining the design of manycore processors and of the algorithms that run upon them. However, as on-chip RF technologies allow the design of small-footprint and high-bandwidth antennas ...
    • Next-generation softwarized wireless networks 

      Ferrús Ferré, Ramón Antonio; Marojevic, Vuk; Goratti, Leonardo (2018-11-19)
      Article
      Accés obert
      Fifth-generation (5G) systems are being designed not only to face the unprecedented growth of mobile data traffic forecasted for the coming years but also to support other multiple and diverse use cases associated with new ...
    • On learning mobility patterns in cellular networks 

      Sánchez González, Juan; Pérez Romero, Jordi; Agustí Comes, Ramon; Sallent Roig, Oriol (Springer, 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper considers the use of clustering techniques to learn the mobility patterns existing in a cellular network. These patterns are materialized in a database of prototype trajectories obtained after having observed ...
    • On the maximum performance in opportunistic routing 

      Cerdà Alabern, Llorenç; Darehshoorzadeh, Amir; Pla Boscà, Vicent (IEEE Computer Society Publications, 2010)
      Text en actes de congrés
      Accés obert
      In recent years there has been a growing interest in Opportunistic Routing as a way to increase the capacity of wireless networks by exploiting its broadcast nature. By contrast to traditional uni-path routing, in opportunistic ...
    • Performance evaluation of a cooperative scheme for wireless networks 

      Alonso Zárate, Jesús; Gómez, J; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga; Pérez Neira, Ana Isabel (Institute of Electrical and Electronics Engineers (IEEE), 2006-09-30)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      It has been shown that the cooperation among nodes can improve the performance of a network under certain considerations. So far, research focus has been mainly put on cooperation and not on the coordination required to ...
    • Pixel reconfigurable antennas: towards low-complexity full reconfiguration 

      Rodrigo López, Daniel; Romeu Robert, Jordi; Cetiner, Bedri Artug; Jofre Roca, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The explosive growth of wireless communications has brought new requirements in terms of compactness, mobility and multi-functionality that make reconfigurable antennas excellent candidates for future wireless networks. ...
    • Providing reliable services over wireless networks using a low overhead random linear coding scheme 

      Garrido Ortíz, Pablo; Gómez, David; Lanza, Jorge; Serrat Fernández, Juan; Agüero Calvo, Ramón (2016-04-30)
      Article
      Accés obert
      In this work, we propose a novel intra-flow network coding solution, which is based on the combination of a low overhead Random Linear Coding (RLC) scheme and UDP, to offer a reliable communication service. In the initial ...
    • Redes inalámbricas 

      Salazar Soler, Jorge (European Virtual Learning Platform for Electrical and Information Engineering, 2016-06-11)
      Llibre
      Accés obert
      Este módulo proporciona una introducción a las redes inalámbricas en general y a las redes inalámbricas de área local en particular. Describe y explica lo que son las diferentes tecnologías inalámbricas, sus principales ...
    • Saturation throughput analysis of a passive cluster-based medium access control protocol for ad hoc wireless networks 

      Alonso Zárate, Jesús; Verikoukis, Christos; Kartsakli, Elli; Cateura Díaz, Alex; Alonso Zárate, Luis Gonzaga (2008)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Several clustering algorithms have been proposed during the last decade within the context of ad hoc and sensor networks. They allow adding some organization to an otherwise disorganized network. Although the virtual ...
    • Softwarized LTE self-backhauling solution and its evaluation 

      Gamboa Jimenez, Gonzalo; Demirkol, Ilker Seyfettin (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Long Term Evolution (LTE) is projected to be the mostly used mobile technology before 2020, thanks to the high data rates, all IP-based and simplified architecture it brings compared to previous mobile network technologies. ...
    • The Degrees of Freedom of the 3-user (p,p+1) MIMO Interference channel 

      Torrellas Socastro, Marc (Universitat Politècnica de Catalunya, 2013-06-25)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] This work is focused on the study of the fundamental limits of wireless channels. In this context, the degrees of freedom (DoF) are a measure to analyze those limits at the high SNR regime. The contribution of ...
    • Throughput analysis of a medium access control protocol for a distributed cooperative ARQ scheme in wireless networks 

      Alonso Zárate, Jesús; Kartsakli, Elli; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga (2008)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A throughput analysis of the Persistent Relay Carrier Sensing Multiple Access (PRCSMA) protocol is presented in this paper. The protocol has been designed to execute a cooperative ARQ (C-ARQ) scheme in wireless networks. ...