Now showing items 1-20 of 308

    • 5G framework for automated network adaptation in mission critical services 

      Jimeno, Elisa; Pérez Romero, Jordi; Vilà Muñoz, Irene; Blanco Jauregi, Begoña; Sanchoyerto, Aitor; Fernández, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      Mission Critical Services (MCS) are gaining interest among network operators to offer alternative communications than conventional trunked radio systems. They promise a simplified management of cloud and radio resources ...
    • A 125-143-GHz frequency-reconfigurable BiCMOS compact LNA using a single RF-MEMS switch 

      Heredia, Julio; Ribó i Pal, Miquel; Pradell i Cara, Lluís; Wipf, Selin Tolunay; Göritz, Alexander; Wipf, Christian; Kaynak, Mehmet (2019-05-01)
      Article
      Open Access
      In this letter, a 125-143-GHz frequency-reconfigurable BiCMOS compact low-noise amplifier (LNA) is presented for the first time. It consists of two cascode stages and was fabricated using a 0.13-µm SiGe:C BiCMOS process, ...
    • A distributed energy-aware routing protocol for underwater wireless sensor networks 

      Domingo Aladrén, Mari Carmen (2011-04-01)
      Article
      Restricted access - publisher's policy
      The design of routing protocols for Underwater Wireless Sensor Networks (UWSNs) poses many challenges due to the intrinsic properties of underwater environments. In this paper we present DUCS (Distributed Underwater ...
    • A dynamic multimetric weights distribution in a multipath routing protocol using video-streaming services over MANETs 

      Mezher, Ahmad Mohamad; Iza, Cristhian; Tripp Barba, Carolina; Aguilar Igartua, Mónica (2015)
      Conference report
      Restricted access - publisher's policy
      Mobile ad hoc networks (MANETs) are infrastructureless networks formed by wireless mobile devices. Routing in MANETs is a process where the best path will be selected so that packets will be forwarded. When a MANET ...
    • A fuzzy-based cluster-head selection system for WSNs: a comparison study for static and mobile sensors 

      Barolli, Leonard; Wang, Qi; Kulla, Ellis; Xhafa Xhafa, Fatos; Kamo, Bexhet; Takizawa, Makoto (IEEE Press. Institute of Electrical and Electronics Engineers, 2012)
      Conference report
      Restricted access - publisher's policy
    • A game-theoretic multipath routing for video-streaming services over mobile Ad Hoc networks 

      Aguilar Igartua, Mónica; Cruz Llopis, Luis Javier de la; Carrascal Frías, Víctor; Sanvicente Gargallo, Emilio (2011-06-25)
      Article
      Restricted access - publisher's policy
      The number of portable devices capable of maintaining wireless communications has increased considerably in the last decade. Such mobile nodes may form a spontaneous self-configured network connected by wireless links to ...
    • A MAC protocol for reliable broadcast communications in wireless network-on-chip 

      Mestres Sugrañes, Albert; Abadal Cavallé, Sergi; Torrellas, Josep; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2016)
      Conference report
      Restricted access - publisher's policy
      The Wireless Network-on-Chip (WNoC) paradigm holds considerable promise for the implementation of fast and efficient on-chip networks in manycore chips. Among other advantages, wireless communications provide natural ...
    • A machine learning-based approach for virtual network function modeling 

      Mestres Sugrañes, Albert; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      Recent trends in networking are proposing the use of Machine Learning (ML) techniques for the control and operation of the network. The application of ML to networking brings several use-cases as well as challenges. The ...
    • 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
      Open Access
      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 new MAC approach in wireless body sensor networks for health care 

      Otal Ruiz, Begoña; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (INTECH, 2011-02)
      Part of book or chapter of book
      Open Access
    • A novel cheater and jammer detection scheme for IEEE 802.11-based wireless LANs 

      García Villegas, Eduard; Afaqui, Muhammad Shahwaiz; López Aguilera, M. Elena (2015-07-05)
      Article
      Open Access
      The proliferation of IEEE 802.11 networks has made them an easy and attractive target for malicious devices/adversaries which intend to misuse the available network. In this paper, we introduce a novel malicious entity ...
    • A novel power efficient location-based cooperative routing with transmission power-upper-limit for wireless sensor networks 

      Shi, Juanfei; Calveras Augé, Anna M.; Cheng, Ye; Liu, Kai (2013-05-15)
      Article
      Open Access
      The extensive usage of wireless sensor networks (WSNs) has led to the development of many power- and energy-efficient routing protocols. Cooperative routing in WSNs can improve performance in these types of networks. In ...
    • A practical framework for 802.11 MIMO rate adaptation 

      Deek, Lara; García Villegas, Eduard; Belding, Elizabeth; Lee, Sung-Ju; Almeroth, Kevin (2015-06-04)
      Article
      Open Access
      The emergence of MIMO antennas and channel bonding in 802.11n wireless networks has resulted in a huge leap in capacity compared with legacy 802.11 systems. This leap, however, adds complexity to optimizing transmission. ...
    • A presence-aware smart home system (PASH) 

      García Davis, Ernesto; Calveras Augé, Anna M. (2011-06-08)
      Article
      Restricted access - publisher's policy
      Wireless Sensor Networks are providing tremendous benefit for a number of industries. A subset of sensed data collected by these networks is presence information. A smart home control system can be designed based on presence ...
    • A reputation-based scheme for announcement messages in vehicular networks 

      Santos Amandi, Jaime (Universitat Politècnica de Catalunya, 2011-09-08)
      Master thesis
      Open Access
      English: Vehicular Ad-Hoc Networks (VANETs) are shaping up as the next step to provide information and safety services to vehicles. These networks are characterized for being variable in terms of connectivity and delay due ...
    • A threshold-selective multiuser downlink MAC scheme for 802.11n wireless networks 

      Kartsakli, Elli; Zorba, Nizar; Alonso Zárate, Luis Gonzaga; Verikoukis, Christos (2010)
      Conference report
      Open Access
    • A tractable closed form approximation of the ergodic rate in Poisson cellular networks 

      Aravanis, Alexios; Tu Lam, Thanh; Muñoz Medina, Olga; Pascual Iserte, Antonio; Di Renzo, Marco (2019-07)
      Article
      Open Access
      The employment of stochastic geometry for the analysis and design of ultra dense networks (UDNs) has provided significant insights into network densification. In addition to the characterization of the network performance ...
    • Achieving proportional fairness in WiFi networks via convex bandit optimization 

      Famitafreshi, Golshan (Universitat Politècnica de Catalunya, 2018-10-31)
      Master thesis
      Open Access
      Covenantee:   Universitat Oberta de Catalunya
      In the last years, proportional fairness has attracted attention in the literature on multi-rate IEEE 802.11 WLANs. One way to improve the performance of wireless networks is contention window tuning based on proportional ...
    • Ad hoc networking in a medical environment 

      Benavente Mira, Diego (Universitat Politècnica de Catalunya, 2016)
      Master thesis (pre-Bologna period)
      Open Access
    • ADAPT: An adaptive directional antenna protocol for medium access control in terahertz networks 

      Morales Brotons, Daniel (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      Covenantee:   Northeastern University
      Terahertz (THz) band communications are emerging as a key technology for the next generation of wireless communications, with the potential to realize ultra-broadband Terabit-per-second (Tbps) links. However, the unique ...