IEB - Instrumentació Electrònica i Biomèdica

 

Desenvolupament de nous equips i sistemes d’instrumentació en les àrees de medicina, biotecnologia, test automàtic i compatibilitat electromagnètica. Millora i desenvolupament de nous mètodes de mesura, sobretot per a diagnòstic mèdic, processos biotecnològics i mesures de camps electromagnètics en zones de camp proper i aplicacions d’automoció.

Recent Submissions

  • EMC testing of electricity meters using real-world and artificial current waveforms 

    Van Den Brom, H.E.; ten Have, Bas; Hartman, Tom; Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando; Leferink, F.; van Leeuwen, Ronald; Marais, Zander; Kok, Gertjan J. P.; van Veghel, Marijn G. A.; Kolevatov, Ilia; Malmbekk, Helge (2021)
    Article
    Open Access
    In 2015, the energy measurement of some static electricity meters was found to be sensitive to specific conducted electromagnetic disturbances with very fast current changes caused by highly nonlinear loads, leading to ...

  • Characterization of time domain EM field double-loaded curved loop probe 

    Pous Solà, Marc; Quílez Figuerola, Marcos; Fernández Chimeno, Mireya; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    In this paper, we present and analyze the performance of a double-loaded curved loop probe to measure simultaneously electric and magnetic fields (EMF). The aim is to construct a probe that can be fitted to non-planar ...

  • Time domain leveling for EMC conducted radiofrequency immunity tests 

    Solé Lloveras, Jordi; Aragon Homar, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando (Íñigo Cuiñas Gómez, 2021)
    Conference report
    Open Access
    Testing the immunity to conducted radiofrequency disturbances, induced by radio-frequency fields, is fundamental within the electromagnetic compatibility assessment of devices having input and/or output cables. This procedure ...

  • Time and frequency domain characterization of switching losses in GaN FETs power converters 

    Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2022-03)
    Article
    Open Access
    This work presents a methodology for the time-frequency characterization of the switching losses in Gallium Nitride Field Effect Transistors used in power electronics applications, particularly in DC-DC converters. Typically, ...

  • Estimation of static energy meter interference in waveforms obtained in on-site scenarios 

    ten Have, Bas; Azpúrua Auyanet, Marco Aurelio; Hartman, Tom; Pous Solà, Marc; Moonen, Niek; Silva Martínez, Fernando; Leferink, F. (2022-02)
    Article
    Open Access
    Static energy meters have shown errors beyond the standards due to conducted electromagnetic interference of pulsed currents. This was observed in several case studies and confirmed by laboratory experiments, which showed ...

  • Minimally invasive lung tissue differentiation using electrical impedance spectroscopy: a comparison of the 3- and 4-electrode methods 

    Company Se, Georgina; Nescolarde Selva, Lexa Digna; Pajares Ruiz, Virginia; Torrego Fernández, Alfons; Riu Costa, Pere Joan; Rosell Ferrer, Francisco Javier; Bragós Bardia, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2021-12-28)
    Article
    Open Access
    Multiple imaging techniques are used for the diagnosis of lung diseases. The choice of a technique depends on the suspected diagnosis. Computed tomography (CT) of the thorax and positron emission tomography (PET) are imaging ...

  • Non-destructive test approach for assessing the amount of fibre in polymeric fibre reinforced concrete 

    Cruz Romero, Janill Marie de la; Segura Pérez, Ignacio; Pujadas Álvarez, Pablo; Torrents Dolz, Josep M.; Fuente Antequera, Albert de la (Elsevier, 2022-01)
    Article
    Open Access
    Over the past decade, significant efforts have been made to develop polymeric-based macro-fibre reinforced concrete (PFRC) for structural applications. Consequently, remarkable growth has been reported in the use of this ...

  • Phase angle by electrical bioimpedance is a predictive factor of hospitalisation, falls and mortality in patients with cirrhosis 

    Román Abal, Eva; Poca, Maria; Amorós Figueras, Gerard; Rosell Ferrer, Francisco Javier; Gely-Nargeot, Marie-Cristine; Nieto, Juan C.; Vidal Alcorisa, Silvia; Urgell Rull, Eulàlia; Ferrero Gregori, Andreu; Alvarado Tapias, Edilmar; Cuyàs Espí, Berta; Hernández Martínez, Elvira; Santesmases, Rosalia; Guarner, Carlos; Escorsell, Àngels; Soriano, German (Nature, 2021-10-14)
    Article
    Open Access
    The phase angle is a versatile measurement to assess body composition, frailty and prognosis in patients with chronic diseases. In cirrhosis, patients often present alterations in body composition that are related to adverse ...

  • Marathon running increases synthesis and decreases catabolism of joint cartilage type II Collagen accompanied by high-energy demands and an inflammatory reaction 

    Hernández-Hermoso, José Antonio; Nescolarde Selva, Lexa Digna; Roca, Emma; Revuelta-López, Elena; Ara, Jordi; Bayés Genis, Antoni (2021-10-11)
    Article
    Open Access

  • On-site waveform survey in LV distribution network using a photovoltaic installation 

    ten Have, Bas; Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando; Leferink, F. (Institute of Electrical and Electronics Engineers (IEEE), 2020)
    Conference report
    Restricted access - publisher's policy
    Conducted electromagnetic interference has shown to result in misreadings of static energy meters due to non-linear current waveforms. Based on these findings it is of interest to survey waveforms that occur in typical low ...

  • Waveform model to characterize time-domain pulses resulting in EMI on static energy meters 

    ten Have, Bas; Azpúrua Auyanet, Marco Aurelio; Hartman, Tom; Pous Solà, Marc; Moonen, Niek; Silva Martínez, Fernando; Leferink, F. (2021-04)
    Master thesis (pre-Bologna period)
    Open Access
    This article presents a time-domain waveform model developed to characterize pulsed, nonlinear, current waveforms resulting in electromagnetic interference on static energy meters. The waveform model is calculated by fitting ...

  • 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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