Recent Submissions

  • Sub-synchronous resonance damping control strategy for DFIG wind turbines 

    Samanes Pascual, Javier; Gubía Villabona, Eugenio; López Taberna, Jesús; Burgos, Rolando (IEEE, 2020)   Artículo / Artikulua  OpenAccess
    Doubly-fed induction generator (DFIG) wind turbines connected to capacitive series-compensated transmission lines are prone to exhibit oscillatory behavior. The phenomena is called sub-synchronous resonances (SSRs), as ...
  • Propagation models in vehicular communications 

    Rodríguez Corbo, Fidel Alejandro; Azpilicueta Fernández de las Heras, Leyre; Celaya Echarri, Mikel; Vázquez Alejos, Ana; Falcone Lanas, Francisco Javier (IEEE, 2021)   Artículo / Artikulua  OpenAccess
    In the advent of becoming reality, the era of autonomous vehicles is closer than ever, and with it, the need for faster and reliable wireless connections. The propagation channel determines the performance limits of wireless ...
  • Optimal strain gauge configurations for the estimation of mechanical loads in the main shaft of HAWT 

    Iriarte Goñi, Xabier; Aginaga García, Jokin; Lerga Valencia, Francisco Javier; Gainza González, Gorka; Ros Ganuza, Javier; Bacaicoa Díaz, Julen (IOP Publishing, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In Structural Health Monitoring of wind turbines, measuring the mechanical loads is a key issue. The customary techniques for this task use a full-bridge strain gauge configuration to measure each of the six load components ...
  • Towards sub-meter level UWB indoor localization using body wearable sensors 

    Otim, Timothy; Bahillo, Alfonso; Enrique Díez, Luis; López Iturri, Peio; Falcone Lanas, Francisco Javier (IEEE, 2020)   Artículo / Artikulua  OpenAccess
    Thanks to its ability to provide sub-meter level positioning accuracy, Ultrawideband (UWB) has found wide use in several wireless body area network (WBAN) applications such as ambient assisted living, remote patient ...
  • Metamaterial-inspired antenna array for application in microwave breast imaging systems for tumor detection 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; Shukla, Panchamkumar; Ojaroudi Parchin, Naser; Azpilicueta Fernández de las Heras, Leyre; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier; Huynen, Isabelle; Denidni, Tayeb A.; Limiti, Ernesto (IEEE, 2020)   Artículo / Artikulua  OpenAccess
    This paper presents a study of a planar antenna-array inspired by the metamaterial concept where the resonant elements have sub-wavelength dimensions for application in microwave medical imaging systems for detecting tumors ...
  • Radio wave propagation and WSN deployment in complex utility tunnel environments 

    Celaya Echarri, Mikel; Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio; Picallo Guembe, Imanol; Aguirre Gallego, Erik; Astrain Escola, José Javier; Villadangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    The significant growth of wireless communications systems in the last years has led to the adoption of a wide range of applications not only for the general public but, also, including utilities and administrative authorities. ...
  • Building standardized and secure mobile health services based on social media 

    Trigo Vilaseca, Jesús Daniel; Rubio, Óscar J.; Martínez de Espronceda Cámara, Miguel; Alesanco, Álvaro; García, José; Serrano Arriezu, Luis Javier (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    Mobile devices and social media have been used to create empowering healthcare services. However, privacy and security concerns remain. Furthermore, the integration of interoperability biomedical standards is a strategic ...
  • On the reduction of authoritative DNS cache timeouts: detection and implications for user privacy 

    Hernández Quintanilla, Tomás; Magaña Lizarrondo, Eduardo Upna Orcid; Morató Osés, Daniel Upna Orcid; Izal Azcárate, Mikel Upna Orcid (Elsevier, 2021)   Artículo / Artikulua  OpenAccess
    The domain name system (DNS) is an Internet network service that is used by hosts to resolve IP addresses from symbolic names. This basic service has been attacked and abused many times, as it is one of the oldest and most ...
  • Study on on-chip antenna design based on metamaterial-inspired and substrate-integrated waveguide properties for millimetre-wave and THz integrated-circuit applications 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; Althuwayb, Ayman Abdulhadi; Aïssa, Sonia; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (Springer, 2021)   Artículo / Artikulua  OpenAccess
    This paper presents the results of a study on improving the performance parameters such as the impedance bandwidth, radiation gain and efficiency, as well as suppressing substrate loss of an innovative antenna for on-chip ...
  • Design and experimental validation of an augmented reality system with wireless integration for context aware enhanced show experience in auditoriums 

    Picallo Guembe, Imanol; Vidal Balea, A.; Blanco Novoa, Óscar; López Iturri, Peio; Fraga Lamas, Paula; Azpilicueta Fernández de las Heras, Leyre; Falcone Lanas, Francisco Javier; Fernández Caramés, Tiago M.; Klaina, Hicham (IEEE, 2021)   Artículo / Artikulua  OpenAccess
    The development of multiple cultural and social related activities, such as shows related with the performing arts, conferences or presentations rely on facilities such as auditoriums, theatres and conference sites, which ...
  • Design, implementation, and empirical validation of an IoT smart irrigation system for fog computing applications based on Lora and Lorawan sensor nodes 

    Froiz Míguez, Iván; López Iturri, Peio; Fraga Lamas, Paula; Celaya Echarri, Mikel; Blanco Novoa, Óscar; Azpilicueta Fernández de las Heras, Leyre; Falcone Lanas, Francisco Javier; Fernández Caramés, Tiago M. (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    Climate change is driving new solutions to manage water more efficiently. Such solutions involve the development of smart irrigation systems where Internet of Things (IoT) nodes are deployed throughout large areas. In ...
  • Urban e-grocery distribution design in Pamplona (Spain) applying an agent-based simulation model with horizontal cooperation scenarios 

    Serrano Hernández, Adrián; Torre, Rocío de la; Cadarso, Luis; Faulín Fajardo, Javier (MDPI, 2021)   Artículo / Artikulua  OpenAccess
    E-commerce has boosted in the last decades because of the achievements of the information and telecommunications technology along with the changes in the society life-style. More recently, the groceries online purchase (or ...
  • Miniaturization trends in substrate integrated waveguide (SIW) filters: a review 

    Iqbal, Amjad; Tiang, Jun Jiat; Wong, Sew Kin; Alibakhshikenari, Mohammad; Falcone Lanas, Francisco Javier; Limiti, Ernesto (IEEE, 2020)   Artículo / Artikulua  OpenAccess
    This review provides an overview of the technological advancements and miniaturization trends in Substrate Integrated Waveguide (SIW) filters. SIW is an emerging planar waveguide structure for the transmission of electromagnetic ...
  • Exploration of a disrupted road network after a disaster with an online routing algorithm 

    Reyes-Rubiano, Lorena Silvana Upna Orcid; Voegl, Jana; Rest, Klaus‑Dieter; Faulín Fajardo, Javier Upna Orcid; Hirsch, Patrick (Springer, 2020)   Artículo / Artikulua  OpenAccess
    This paper considers the problem of supporting immediate response operations after a disaster with information about the available road network to reach certain locations. We propose an online algorithm that aims to minimize ...
  • Safely learning intensive care unit management by using a management flight simulator 

    García-Vicuña, Daniel; Esparza, Laida; Mallor Giménez, Fermín Upna Orcid (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
    This paper presents the development of the first management flight simulator of an intensive care unit (ICU). It allows analyzing the physician decision-making related to the admission and discharge of patients and it can ...
  • A comprehensive survey on "Various decoupling mechanisms with focus on metamaterial and metasurface principles applicable to SAR and MIMO antenna systems" 

    Alibakhshikenari, Mohammad; Babaeian, Fatemeh; Virdee, Bal S.; Aïsa, Sonia; Azpilicueta Fernández de las Heras, Leyre Upna Orcid; See, Chan H.; Falcone Lanas, Francisco Javier Upna Orcid; Althuway, Ayman Abdulhadi; Huynen, Isabelle; Abd-Alhameed, Raed; Limiti, Ernesto (IEEE, 2020)   Artículo / Artikulua  OpenAccess
    Nowadays synthetic aperture radar (SAR) and multiple-input-multiple-output (MIMO) antenna systems with the capability to radiate waves in more than one pattern and polarization are playing a key role in modern telecommunication ...
  • Silicon carbide as a material-based high-impedance surface for enhanced absorption within ultra-thin metallic films 

    Pérez Escudero, José Manuel Upna Orcid; Buldain, Iban; Beruete Díaz, Miguel Upna Orcid; Goicoechea Fernández, Javier Upna Orcid; Liberal Olleta, Íñigo Upna Orcid (Optical Society of America, 2020)   Artículo / Artikulua  OpenAccess
    The absorption of infrared radiation within ultra-thin metallic films is technologically relevant for different thermal engineering applications and optoelectronic devices, as well as for fundamental research on sub-nanometer ...
  • Design of 300 ghz combined doubler/subharmonic mixer based on schottky diodes with integrated mmic based local oscillator 

    Pérez-Escudero, José Manuel Upna Orcid; Quemada Mayoral, Carlos Upna Orcid; Gonzalo García, Ramón Upna Orcid; Ederra Urzainqui, Íñigo Upna Orcid (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    In this paper the design and experimental characterization of a combined doublersubharmonic mixer based on Schottky diodes which uses a 75 GHz MMIC based local oscillator is presented. This solution integrates in the same ...
  • Multimode HMSIW-based bandpass filter with improved selectivity for fifth-generation (5G) RF front-ends 

    Iqbal, Amjad; Tiang, Jun Jiat; Wong, Sew Kin; Alibakhshikenari, Mohammad; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    This article presents the detailed theoretical, simulation, and experimental analysis of a half-mode substrate integrated waveguide (HMSIW)-based multimode wideband filter. A third-order, semicircular HMSIW filter is ...
  • Ultrathin and high-efficiency Pancharatnam-Berry phase metalens for millimeter waves 

    Moreno-Peñarrubia, Alexia; Teniente Vallinas, Jorge; Kuznetsov, Sergei A.; Orazbayev, Bakhtiyar; Beruete Díaz, Miguel (AIP Publishing, 2021)   Artículo / Artikulua  OpenAccess
    Applying the Pancharatnam–Berry (PB) principle to half-wave plate (HWP) metasurfaces allows the manipulation of wavefronts along with the conversion of the handedness of circularly polarized incident waves by simply rotating ...

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