Enviaments recents

  • Connectivity of large-scale WSNs in fading environments under different routing Mechanisms 

    Antonopoulos, Angelos; Alonso, Luis; Verikoukis, Christos; Lalos, Aris S.; Mekikis, Prodromos-Vasileios; Kartsakli, Elli (Institute of Electrical and Electronic Engineers, 2015-06-12)
    Comunicació de congrés
    Accés obert
    As the number of nodes in wireless sensor networks (WSNs) increases, new challenges have to be faced in order to maintain their performance. A fundamental requirement of several applications is the correct transmission of ...
  • Routing in accumulative multi-hop networks 

    Gómez-Vilardebò, Jesús (Institute of Electrical and Electronic Engineers, 2015-05-01)
    Comunicació de congrés
    Accés obert
    This paper investigates the problem of finding optimal paths in single-source single-destination accumulative multi-hop networks. We consider a single source that communicates to a single destination assisted by several ...
  • Competitive design of energy harvesting communications in wireless fading channels 

    Gómez-Vilardebò, Jesus (Institute of Electrical and Electronic Engineers, 2015-07-01)
    Comunicació de congrés
    Accés obert
    This paper considers the design of online transmission policies for slotted energy harvesting point-to-point communications systems in wireless fading channels. The objective is to minimize the competitive rate gap that ...
  • On the impact of correlated sampling processes in WSNs with energy-neutral operation 

    Matamoros, Javier; Calvo-Fullana, Miguel; Antón-Haro, Carles (Institute of Electrical and Electronic Engineers, 2015-06-12)
    Comunicació de congrés
    Accés obert
    In this paper, we consider a communication scenario where multiple EH sensor nodes collect correlated measurements of an underlying random field. The nodes operate in an energy-neutral manner (i.e. energy is used as soon ...
  • P-MR: Backpressure Routing for the Heterogeneous Multi-Radio Backhaul of Small Cells 

    Baranda, Jorge; Núñez-Martínez, Jóse; Mangues-Bafalluy, Josep (Institute of Electrical and Electronics Engineers, 2015-10)
    Comunicació de congrés
    Accés obert
    Dense small cell (SC) deployments are expected to help handling the explosive growth of mobile data usage. However, the backhaul of these deployments will face several challenges where point-to-point ...
  • Shared access terrestrial-satellite backhaul network enabled by smart antennas: SANSA 

    Pérez-Neira, Ana I.; Artiga, Xavier (2015-07-02)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    This extended abstract gives an overview of the research activities that will be carried out in the SANSA project, funded by the EU under the H2020 Programme. In particular, it details the objectives and benefits of ...
  • Competitive analysis of energy harvesting wireless communication systems 

    Gomez-Vilardebo, Jesus; Gündüz, Deniz (Institute of Electrical and Electronics Engineers, 2014-05-16)
    Comunicació de congrés
    Accés obert
    A competitive analysis for the online and offline optimization problems for a slotted energy harvesting (EH) wireless communication system is studied. The objective is to design online strategies that minimize the competitive ...
  • Competitive design of power allocation strategies for energy harvesting wireless communication systems 

    Gomez-Vilardebo, Jesus (Institute of Electrical and Electronics Engineers, 2014-12-05)
    Comunicació de congrés
    Accés obert
    This paper considers the design of online power allocation strategies for slotted energy harvesting point-to-point communications systems. The objective is to minimize the competitive rate gap that is defined as the ...
  • Reconstruction of correlated sources with energy harvesting constraints 

    Calvo-Fullana, Miguel; Matamoros, Javier; Antón-Haro, Carles (Institute of Electrical and Electronics Engineers, 2015-05-22)
    Comunicació de congrés
    Accés obert
    In this paper, we investigate how to minimize the distortion in the reconstruction of correlated sources.We consider a communication scenario where a sensor node is capable of harvesting energy from the environment and ...
  • Distributed Q-Learning for energy harvesting heterogeneous networks 

    Miozzo, Marco; Giupponi, Lorenza; Rossi, Michele; Dini, Paolo (Institute of Electrical and Electronics Engineers, 2015-06)
    Text en actes de congrés
    Accés obert
    We consider a two-tier urban Heterogeneous Net- work where small cells powered with renewable energy are deployed in order to provide capacity extension and to offloa d macro base stations. We use reinforcement learning ...

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