Recent Submissions

  • Aging in CMOS RF linear power amplifiers: an experimental study 

    Aragonès Cervera, Xavier; Barajas Ojeda, Enrique; Crespo Yepes, Albert; Mateo Peña, Diego; Rodríguez Martínez, Rosana; Martin Martínez, Javier; Nafría Maqueda, Montserrat (IEEE Microwave Theory and Techniques Society, 2021-02-01)
    Article
    Restricted access - publisher's policy
    An extensive experimental analysis of the hot carrier injection (HCI) and bias temperature instability (BTI) aging effects on RF linear power amplifiers (PAs) is presented in this article. Two different 2.45-GHz PA topologies ...
  • Investigation on limiting factors affecting Cu2ZnGeSe4 efficiency: Effect of annealing conditions and surface treatment 

    Sánchez González, Yudania; Andrade Arvizu, Jacob; Becerril Romero, Ignacio; Guc, Maxim; Giraldo, Sergio; Izquierdo Roca, Víctor; Saucedo Silva, Edgardo Ademar (2020-10-01)
    Article
    Restricted access - publisher's policy
    This work aims to unveil the optimal annealing conditions and surface treatments of CZGeSe absorbers, synthesized using vacuum-based deposition technique, with an eye to optimizing the main parameters allowing better control ...
  • A novel general-purpose theorem for the analysis of linear circuits 

    Reverter Cubarsí, Ferran; Gasulla Forner, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2021-01-01)
    Article
    Open Access
    A novel general-purpose theorem for the analysis of linear circuits is stated and proven in this brief. When applying the proposed theorem, any current (voltage) of interest is determined by finding first an equivalent ...
  • Probabilistic resistive switching device modeling based on Markov jump processes 

    Ntinas, Vasileios; Rubio Sola, Jose Antonio; Sirakoulis, Georgios (Institute of Electrical and Electronics Engineers (IEEE), 2020-12-02)
    Article
    Open Access
    In this work, a versatile mathematical framework for multi-state probabilistic modeling of Resistive Switching (RS) devices is proposed for the first time. The mathematical formulation of memristor and Markov jump processes ...
  • Power-efficient noise-Induced reduction of ReRAM cell’s temporal variability effects 

    Ntinas, Vasileios; Rubio Sola, Jose Antonio; Sirakoulis, Georgios; Salvador, Emili; Pedro, Marta; Crespo-Yepes, A.; Martin Martinez, Javier; Rodríguez Martínez, Rosana; Nafria, Montserrat (2021-04)
    Article
    Open Access
    Resistive Random Access Memory (ReRAM) is apromising novel memory technology for non-volatile storing, with low-power operation and ultra-high area density. However, ReRAM memories still face issues through commerciali ...
  • Positive sequence voltage control, full negative sequence cancellation and current limitation for static compensators 

    Camacho Santiago, Antonio; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Velasco García, Manel; Guzmán Solà, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Article
    Open Access
    This paper presents a control scheme in the stationary reference frame for Static Synchronous Compensators that provides three features: 1) regulation of the positive sequence voltage to the nominal value, 2) full cancellation ...
  • Fuzzy gain scheduling and feed–forward control for drinking water treatment plants (DWTP) chlorination process 

    Gámiz Caro, Javier Francisco; Vilanova Arbós, Ramón; Martínez García, Herminio; Bolea Monte, Yolanda; Grau Saldes, Antoni (Institute of Electrical and Electronics Engineers (IEEE), 2020-06-12)
    Article
    Open Access
    Chlorination in drinking water treatment plants (DWTP) is the final process applied to water before it is sent to storage tanks in the supply network for subsequent human consumption. An excessive dosage of chlorine or, ...
  • A distributed control for accurate active-power sharing in islanded microgrids subject to clock drifts 

    Alfaro Aragón, Carlos Arturo; Castilla Fernández, Miguel; Camacho Santiago, Antonio; Martí Colom, Pau; Velasco García, Manel (2021-01-28)
    Article
    Open Access
    Inverters-based islanded microgrids are operated by local digital signal processors, driven by their own local clocks. These local clocks have drifts affecting the clock signals which are used to control the inverters in ...
  • A closed-loop capacitance-to-frequency converter for single-element and differential capacitive sensors 

    Areekath, Lakshmi; George, Boby; Reverter Cubarsí, Ferran (2020-11-01)
    Article
    Restricted access - publisher's policy
    A novel closed-loop switched-capacitor(SC) capacitance-to-frequency converter (CFC) is presentedin this paper. The proposed CFC is capable of measuring from either a single-element or a differential capacitive sensor, ...
  • Comprehensive analysis of hexagonal sigma-delta modulations for three-phase high-frequency VSC based on wide-bandgap semiconductors 

    Lumbreras Carrasco, David; Zaragoza Bertomeu, Jordi; Berbel Artal, Néstor; Mon González, Juan; Galvez Moreno, Eduardo; Collado Escolano, Alfonso (Institute of Electrical and Electronics Engineers (IEEE), 2021-06)
    Article
    Open Access
    The efficiency of wide-bandgap (WBG) power converters can be greatly improved using high-frequency modulation techniques. This article proposes using single-loop and double-loop hexagonal sigma-delta (H-S¿ and DH-S¿, ...
  • LED-Based Wake-Up circuit for microcontrollers 

    Ripoll Vercellone, Edgar; Reverter Cubarsí, Ferran; Gasulla Forner, Manuel (2020-07-15)
    Article
    Open Access
    This article proposes, analyzes, and tests a wake-up circuit for a microcontroller (MCU) that uses a light-emitting diode (LED), operating as a photodetector, illuminated by a smartphone flashlight. The wake-up circuit ...
  • A non-contact camera-based method for respiratory rhythm extraction 

    Mateu Mateus, Marc; Guede Fernández, Federico; Rodriguez Ibañez, Noelia; García González, Miguel Ángel; Ramos Castro, Juan José; Fernández Chimeno, Mireya (2021-04)
    Article
    Open Access
    The aim of this work is to present a non-contact video-based method for respiratory rhythm extraction. The method makes use of a consumer-grade RGB camera, and it is based on computer vision algorithms to detect and track ...

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