Recent Submissions

  • Intercell interference coordination for control channels in LTE and LTE-A: an optimization scheme based on evolutionary algorithms 

    González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia (2014-12-18)
    Article
    Restricted access - publisher's policy
    Intercell Interference Coordination (ICIC) encompasses techniques aiming at reducing the intercell interference at cell edges, an issue affecting not only data but also control channels in Long Term Evolution (LTE) and ...
  • A survey on M2M systems for mHealth: a wireless communications perspective 

    Kartsakli, Elli; Lalos, Aristeidis; Antonopoulos, Angelos; Tennina, Stefano; Di Renzo, Marco; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014-10-01)
    Article
    Open Access
    In the new era of connectivity, marked by the explosive number of wireless electronic devices and the need for smart and pervasive applications, Machine-to-Machine (M2M) communications are an emerging technology that enables ...
  • Device-to-device communications and small cells: enabling spectrum reuse for dense networks 

    Laya, Andrés; Wang, Kun; Ahmed, Ashraf Awadelkarim Widaa; Alonso Zárate, Jesús; Markendhal, Jan; Alonso Zárate, Luis Gonzaga (2014-08)
    Article
    Restricted access - publisher's policy
    In the evolution of communication networks, there has always been a need to increase the capacity to cope with the continuous growing demand for data transmission. However, with the arrival of the Internet-of-Things and ...
  • Measurement-based LoS/NLoS channel modeling for hot-spot urban scenarios in UMTS networks 

    Chen, Jiajing; Yin, Xuefeng; Tian, Li; Zhang, Nan; He, Yonguy; Cheng, Xiang; Duan, Weiming; Ruiz Boqué, Sílvia (2014-08-17)
    Article
    Open Access
    A measurement campaign is introduced for modeling radio channels with either line-of-sight (LoS) or non-line-of-sight (NLoS) connection between user equipment (UE) and NodeB (NB) in an operating universal mobile ...
  • Is the random access channel of LTE and LTE-A suitable for M2M communications? A survey of alternatives 

    Laya Romero, Andrés Ernesto; Alonso Zárate, Luis Gonzaga; Alonso-Zárate, Jesús (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Article
    Restricted access - publisher's policy
    The 3GPP has raised the need to revisit the design of next generations of cellular networks in order to make them capable and efficient to provide M2M services. One of the key challenges that has been identified is the ...
  • Model based compressed sensing reconstruction algorithms for ECG telemonitoring in WBANs 

    Lalos, Aris S.; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014-12-01)
    Article
    Restricted access - publisher's policy
    Wireless Body area networks (WBANs) consist of sensors that continuously monitor and transmit real time vital signals to a nearby coordinator and then to a remote terminal via the Internet. One of the most important signals ...
  • Energy consumption optimisation for duty-cycled schemes in shadowed environments 

    Predojev, Tatjana; Alonso-Zárate, Jesús; Dohler, Mischa; Alonso Zárate, Luis Gonzaga (2014-05-28)
    Article
    Open Access
    The focus of this study is the optimal configuration of a wireless low-power duty-cycled network with respect to the minimal energy consumption. Precisely, the energy consumption of a truncated-ARQ scheme in realistic ...
  • Energy-efficient user association in cognitive heterogeneous networks 

    Mesodiakaki, Agapi; Adelantado Freixer, Ferran; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2014-07)
    Article
    Restricted access - publisher's policy
    Due to the ever increasing data traffic demands, which are directly connected to increased energy consumption, it becomes challenging for operators to achieve capacity enhancement while limiting their electric bill. To ...
  • Game theoretic D2D content dissemination in 4G cellular networks 

    Antonopoulos, Angelos; Kartsakli, Elli; Verikoukis, Christos (2014-06-01)
    Article
    Restricted access - publisher's policy
    The widespread proliferation of mobile devices has motivated Device-to-Device (D2D) communications as a means of cell offloading toward better Quality of Service (QoS) and higher energy efficiency. Although Wi-Fi networks ...
  • Experimental energy consumption of Frame Slotted ALOHA and Distributed Queuing for data collection scenarios 

    Tuset-Peiro, Pere; Vázquez-Gallego, Francisco; Alonso-Zárate, Jesús; Alonso Zárate, Luis Gonzaga; Vilajosana, Xavier (2014-07)
    Article
    Open Access
    Data collection is a key scenario for the Internet of Things because it enables gathering sensor data from distributed nodes that use low-power and long-range wireless technologies to communicate in a single-hop approach. ...

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