Recent Submissions

  • Gender distress: academe and mothering 

    Bogino Larrambebere, Mercedes Upna; Illana Benito, Sandra (2009)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Revisiting mothering as a personal, social, political and economical problem. Key object of study in feminist theories. Today becomes a topic of debate in social sciences. This research looks at the difficulties faced by ...
  • Adjustment of the fuzzy logic controller parameters of the energy management strategy of a grid-tied domestic electro-thermal microgrid using the Cuckoo search algorithm 

    Arcos Avilés, Diego; García Gutiérrez, Gabriel; Guinjoan Gispert, Francesc; Pascual Miqueleiz, Julio María Upna; Marroyo Palomo, Luis Upna (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena
    During the last century, population growth, together with economic development, has considerably increased the energy demand and, although renewable energies are becoming an alternative, still total energy supply is mainly ...
  • An inventory-routing problem with stochastic demand and stock-out: a solution and risk analysis using simheuristics 

    Onggo, Bhakti Stephan; Juan, Ángel Alejandro; Panadero, Javier; Corlu, Canan Gunes; Agustín Martín, Alba (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena
    Supply chain operations have become more complex. Hence, in order to optimise supply chain operations, we often need to simplify the optimisation problem in such a way that it can be solved efficiently using either exact ...
  • Zwicker's annoyance model implementation in a WASN node 

    Pastor Aparicio, Adolfo; López Ballester, Jesús; Segura García, Jaume; Felici Castell, Santiago; Arana Burgui, Miguel Upna (Sociedad Española de Acústica, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Wireless Acoustic Sensor Network (WASN) nodes for noise measurement and acoustic environment description is a common use in the environmental measurement within the Smart City. The implementation of the psycho-acoustic ...
  • Investigation on the working point of slope-assisted dynamic Brillouin distributed fiber sensing 

    Feng, Cheng; Mariñelarena Ollacarizqueta, Jon Upna; Schneider, Thomas (SPIE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this paper, an investigation on the working point of slope-assisted dynamic distributed Brillouin sensing is presented. A comparison has been carried out between the sensing performances achieved at the inflection point ...
  • A biased-randomized learnheuristic for solving the team orienteering problem with dynamic rewards 

    Reyes-Rubiano, Lorena Silvana; Juan, Ángel Alejandro; Bayliss, C.; Panadero, J.; Faulín Fajardo, Javier Upna; Copado, P. (Elsevier, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this paper we discuss the team orienteering problem (TOP) with dynamic inputs. In the static version of the TOP, a fixed reward is obtained after visiting each node. Hence, given a limited fleet of vehicles and a threshold ...
  • Sources of linear and non-linear synchrony between brain and muscles: linear and non-linear CMC sources 

    Vidaurre, Carmen Upna; Gómez Fernández, Marisol Upna; Nolte, Guido; Villringer, Arno; Carlowitz Ghori, Katherina von; Nikulin, Vadim V. (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    This manuscript shows that it is possible to find distinct sources of brain activity, at similar frequencies, arising from linear and non-linear interactions of the brain with the muscular system. Those sources were obtained ...
  • Automatic detection of high-voltage power lines in LiDAR surveys using data mining techniques 

    Chasco Hernández, Daniel; Sanz Delgado, José Antonio Upna; García Morales, Víctor; Álvarez-Mozos, Jesús Upna (Springer, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    The correct classification of power lines in LiDAR point clouds has attracted the interest of the mapping community in the last years. The objective of this research is the detection and automatic extraction of high-voltage ...
  • Comparison of digital terrain models obtained with LiDAR and photogrammetry 

    Martínez Arregi, Alex; García Morales, Víctor; Álvarez-Mozos, Jesús Upna (Springer, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    Airborne LiDAR sensors capture three-dimensional information of the Earth, useful for obtaining high accuracy Digital Terrain Models (DTM). The Spanish National Plan for Aerial Orthophotography (PNOA) is an initiative of ...
  • CMOS low-voltage indirect current feedback instrumentation amplifiers with improved performance 

    Carrillo, Juan M.; Domínguez, Miguel A.; Pérez Aloe, Raquel; Duque Carrillo, J. Francisco; Cruz Blas, Carlos Aristóteles de la Upna (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    Indirect current feedback (ICF) is a very common operation principle used in the design of CMOS instrumentation amplifiers (IA). The input and output transconductors required in an ICF IA usually consist on resistive-degenerated ...
  • Low power CMOS chopper preamplifier based on source-degeneration transconductors 

    Cinco Izquierdo, O. J.; Sanz Pascual, M. T.; Cruz Blas, Carlos Aristóteles de la Upna; Calvo López, B. (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    This paper describes the design of a low-power, low-noise flicker CMOS chopper preamplifier for sensor signal conditioning. The core amplifier and the Gm-C output low pass filter of the proposed fully differential preamplifier ...
  • A novel 0.3-0.31 THz GaAs-based transceiver with on-chip slotted metamaterial antenna based on SIW technology 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna; Limiti, Ernesto (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    This paper presents a novel on-chip antenna with fully integrated 0.3-0.31 THz transceiver is implemented on 0.5μm GaAs substrate, and comprises a voltage-controlled oscillator (VCO), a buffer amplifier, a modulator stage, ...
  • U2Eyes: a binocular dataset for eye tracking and gaze estimation 

    Porta Cuéllar, Sonia Upna; Bossavit, Benoît Upna; Cabeza Laguna, Rafael Upna; Larumbe Bergera, Andoni Upna; Garde Lecumberri, Gonzalo Upna; Villanueva Larre, Arantxa Upna (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena
    Theory shows that huge amount of labelled data are needed in order to achieve reliable classification/regression methods when using deep/machine learning techniques. However, in the eye tracking field, manual annotation ...
  • Overcome the limitations of performance parameters of on-chip antennas based on metasurface and coupled feeding approaches for applications in system-on-chip for THz integrated-circuits 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna; Limiti, Ernesto (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    This paper proposes a new solution to improve the performance parameters of on-chip antenna designs on standard CMOS silicon (Si.) technology. The proposed method is based on applying the metasurface technique and exciting ...
  • Automated reconfigurable antenna impedance for optimum power transfer 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna; Limiti, Ernesto (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena
    This paper presents an approach to implement an automatically tuning antenna for optimising power transfer suitable for software defined radio (SDR). Automatic tuning is accomplished using a closed loop impedance tuning ...
  • A management flight simulator of an intensive care unit 

    García de Vicuña Bilbao, Daniel Upna; Mallor Giménez, Fermín Upna; Esparza, Laida; Mateo, Pedro (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena
    Management Flight Simulators (MFS) supply a simulated environment in which managers can learn from experience in a controlled setting. Although its use is usual in other areas, no such software has been developed to learn ...
  • A strategic multistage tactical two-stage stochastic optimization model for the airline fleet management problem 

    Serrano Hernández, Adrián Upna; Cadarso, Luis; Faulín Fajardo, Javier Upna (Elsevier, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    This work proposes stochastic optimization for the airline fleet management problem, considering uncertainty in the demand, operational costs, and fares. In particular, a multistage tree is proposed, compounded of strategic ...
  • Hydrogen educational activities developed by APERNA: a renewable-energy student association 

    Berrueta Irigoyen, Alberto Upna; San Martín Biurrun, Idoia Upna; Samanes Pascual, Javier Upna; Pascual Miqueleiz, Julio María Upna; Barrios Rípodas, Ernesto Upna; Parra Laita, Íñigo de la Upna; Urtasun Erburu, Andoni Upna; Sanchis Gúrpide, Pablo Upna; Ursúa Rubio, Alfredo Upna (Asociación Española del Hidrógeno, 2016)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this paper, we present APERNA, a recently-created student association at Public University of Navarre (UPNA) with the aim of promotion of renewable energies.
  • Propuesta para la mejora de la adquisición de la noción de función por estudiantes de 3º ESPA 

    Catena, Miguel; Abaurrea Larrayoz, Jaione; Wilhelmi, Miguel R. (2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    En este trabajo se puede encontrar una propuesta para mejorar el rendimiento académico de los estudiantes de 3º ESPA, concretamente, los de modalidad a distancia. Para ello, se han analizado las restricciones institucionales ...
  • DC capacitance reduction in three-phase photovoltaic inverters by using virtual impedance emulation 

    Urtasun Erburu, Andoni Upna; Sanchis Gúrpide, Pablo Upna; Marroyo Palomo, Luis Upna (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    DC voltage regulation in grid-connected three-phase PV inverters is a fundamental requirement. In order to reduce the influence of the PV non-linear behavior and ensure stability in the whole operating range, the input ...

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