Enviaments recents

  • A hybrid-arq system for hf channels based on codeword partitioning 

    Serrat Fernández, Juan; Dalmau, J Royo (1996-04)
    Article
    Accés obert
    A technique by which the codewords of an error-correcting code are partitioned to obtain an error-detecting code with half the original length is described. It is intended to be used in a hybrid-ARQ system for achieving ...
  • Resource slicing in virtual wireless networks: a survey 

    Richart, Matias; Baliosian De Lazzari, Javier Ernesto; Serrat Fernández, Juan; Gorricho Moreno, Juan Luis (2016-08-02)
    Article
    Accés obert
    New architectural and design approaches for radio access networks have appeared with the introduction of network virtualization in the wireless domain. One of these approaches splits the wireless network infrastructure ...
  • A model for the mobile market based on customers profile to analyze the churning process 

    Flores Méndez, Mario Rogelio; Postigo Boix, Marcos; Melus Moreno, José Luis; Stiller, Burkhard (Springer, 2016-08-04)
    Article
    Accés restringit per política de l'editorial
    In the current telecommunications market that is reaching high saturation levels, mobile network operators (MNOs) try to position themselves among customers through aggressive marketing campaigns and offers. In this ...
  • A path generation approach to embedding of virtual networks 

    Mijumbi, Rashid; Serrat Fernández, Juan; Gorricho Moreno, Juan Luis; Boutaba, Raouf (2015-07-21)
    Article
    Accés restringit per política de l'editorial
    As the virtualization of networks continues to attract attention from both industry and academia, the virtual network embedding (VNE) problem remains a focus of researchers. This paper proposes a one-shot, unsplittable ...
  • A multi-user game-theoretical multipath routing protocol to send video-warning messages over mobile ad hoc networks 

    Mezher, Ahmad Mohamad; Aguilar Igartua, Mónica; Cruz Llopis, Luis Javier de la; Pallarès Segarra, Esteve; Tripp Barba, Carolina; Urquiza Aguiar, Luis; Fornés Guardia, Jordi; Sanvicente Gargallo, Emilio (2015-04-17)
    Article
    Accés obert
    The prevention of accidents is one of the most important goals of ad hoc networks in smart cities. When an accident happens, dynamic sensors (e.g., citizens with smart phones or tablets, smart vehicles and buses, etc.) ...
  • Network Function Virtualization: state-of-the-art and research challenges 

    Mijumbi, Rashid; Serrat Fernández, Juan; Gorricho Moreno, Juan Luis; Bouten, Niels; De Turck, Filip; Boutaba, Raouf (Institute of Electrical and Electronics Engineers (IEEE), 2015-09-04)
    Article
    Accés obert
    Network Function Virtualization (NFV) has drawn significant attention from both industry and academia as an important shift in telecommunication service provisioning. By decoupling Network Functions (NFs) from the physical ...
  • Hf modem with multilevel parallel transmission using coding and rice 

    Valle Alarcón, Rafael; Delgado Penin, José A. (1989-12)
    Article
    Accés restringit per política de l'editorial
    We present a parallel modem for 2400 b.p.s. data transmission over high-frequency (h.f.) ionospheric channels. Time-redundancy (convolutional coding) and frequency diversity (parallel transmission with pre-encoding) are ...
  • Fuzzy system of irrigation applied to the growth of Habanero Pepper (Capsicum chinense Jacq.) under protected conditions in Yucatan, Mexico 

    Ceballos, Martha-Rocio; Gorricho Moreno, Juan Luis; Palma Gamboa, Óscar; Karel Huerta, Mónica; Rivas, David; Erazo Rodas, Mayra (2015-06-02)
    Article
    Accés obert
    Agriculture is the largest user of water worldwide by using about 70 percent of total consumption. The world food production depends on the availability of water, considering factors such as demographic and climate change, ...
  • Business-driven policy optimization for service management 

    Rubio-Loyola, Javier; Toscano-Pulido, Gregorio; Charalambides, Marinos; Magaña-Aguilar, Marisol; Serrat Fernández, Juan; Pavlou, George; Galeana Zapien, Hiram (2015)
    Article
    Accés obert
    The performance of services offered by network operators has a direct impact on its reputation, on its revenue due to new customer subscriptions, and also on penalties that can apply when services are not provided to an ...
  • Contributions to efficient resource management in virtual networks 

    Mijumbi, Rashid; Gorricho Moreno, Juan Luis; Serrat Fernández, Juan (2014-06-30)
    Article
    Accés restringit per política de l'editorial
    Network virtualisation is a promising technique for a better future Internet by allowing for network resource sharing. However, resource sharing requires that virtual nodes and links be embedded onto substrate nodes and ...

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