• A Modified Charge Pumping Method for Measuring Interface States Up to the Ghz Range 

      Fernández García, Raúl (2009-06-18)
      Artículo
      Acceso restringido por política de la editorial
      In this paper we present a modified on-chip charge pumping method for measuring the interface states in ultra-thin gate oxide complementary metal-oxide-semiconductor (CMOS) technology. The proposed method, which characterizes ...
    • A new approach to modelling the impact of EMI on MOSFET DC behavior 

      Fernández García, Raúl; Gil Galí, Ignacio; Boyer, A.; BenDhia, S.; Vrignon, Bertrand (2011-12-12)
      Artículo
      Acceso abierto
      A simple analytical model to predict the DC MOSFET behavior under electromagnetic interference (EMI) is presented. The model is able to describe the MOSFET performance in the linear and saturation regions under EMI disturbance ...
    • A new switching frequency modulation scheme for EMI reduction in multiconverter topology 

      Mon González, Juan; Gago Barrio, Javier; González Díez, David; Balcells Sendra, Josep; Fernández García, Raúl; Gil Galí, Ignacio (2009)
      Texto en actas de congreso
      Acceso abierto
      This paper presents a modulation scheme in order to reduce conducted Electromagnetic Interference (EMI) generated by modular power converters with parallel topology. The proposed scheme is based on a combination of ...
    • A novel ultra-wide band wearable antenna under different bending conditions for electronic-textile applications 

      El Gharbi, Mariam; Martínez Estrada, Marc; Fernández García, Raúl; Ahyoud, Saida; Gil Galí, Ignacio (2020-05-05)
      Artículo
      Acceso restringido por política de la editorial
      This paper is devoted to a novel textile ultra-wideband (UWB) antenna for wearable applications. The antenna is designed and implemented on a felt textile substrate with attractive features such as a flexible full embroidered ...
    • A review of flexible wearable antenna sensors: design, fabrication methods, and applications 

      El Gharbi, Mariam; Fernández García, Raúl; Ahyoud, Saida; Gil Galí, Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2020-08-27)
      Artículo
      Acceso abierto
      This review paper summarizes various approaches developed in the literature for antenna sensors with an emphasis on flexible solutions. The survey helps to recognize the limitations and advantages of this technology. ...
    • An alternative approach to model the internal activity of integrated circuits. 

      Berbel Artal, Néstor; Fernández García, Raúl; Gil Galí, Ignacio; Li, Binhong; BenDhia, S.; Boyer, A. (2012)
      Texto en actas de congreso
      Acceso abierto
      This paper deals with the EMC modeling of integrated circuits and the standardized model IEC 62433-2 (Integrated Circuit Emission Model – Conducted Emission [1]). This standardized model has been applied into a basic digital ...
    • An alternative characterization method of PFET sub-threshold slope under NBTI stress 

      Fernández García, Raúl; Gil Galí, Ignacio (2010)
      Comunicación de congreso
      Acceso abierto
      The effects of negative bias temperature instability (NBTI) on the sub-threshold performance of a pFET have been investigated by means of experimental methods. Specifically, the sub-threshold slope under static and dynamic ...
    • An alternative method to quantify the electromagnetic immunity based on the Weibull distribution 

      Fernández García, Raúl; Gil Galí, Ignacio (2013)
      Artículo
      Acceso abierto
      It is accepted that the electromagnetic interference should be addressed with statistical analysis. Usually the impact of electromagnetic interference on different electronic samples is evaluated and the average immunity ...
    • An alternative wearable tracking system based on a low-power wide-area network 

      Fernández García, Raúl; Gil Galí, Ignacio (2017-03-14)
      Artículo
      Acceso abierto
      This work presents an alternative wearable tracking system based on a low-power wide area network. A complete GPS receiver was integrated with a textile substrate, and the latitude and longitude coordinates were sent to ...
    • Analysis and characterization of coupled transmission lines loaded with complementary spiral resonators 

      Gil Galí, Ignacio; Fernández García, Raúl; Balcells Sendra, Josep (2011-02-21)
      Artículo
      Acceso restringido por política de la editorial
      In this study, the behaviour of coupled microstrip transmission lines loaded with complementary spiral resonators (CSRs) is analysed in depth. CSRs are constitutive elements for the synthesis of metamaterials with negative ...
    • Analysis of PIFA antenna coupling in nearby traces and reduction with CSRRs in PCB at 2.45 GHz 

      Gil Galí, Ignacio; Fernández García, Raúl (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Texto en actas de congreso
      Acceso abierto
      The electromagnetic coupling of a conventional planar inverted-F antenna (PIFA) antenna in the nearby layout traces is investigated in the 2.45 GHz industrial, scientific and medical radio band. The impact of a complementary ...
    • Bioelectrical impedance vector analysis (BIVA) in sport and exercise: systematic review and future perspectives 

      Castizo, Jorge; Irurtia Amigo, Alfredo; Jemni, Nomèn; Carrasco-Marginet, Marta; Fernández García, Raúl; Rodriguez, Ferran A. (Public Library of Science (PLOS), 2018-06-07)
      Artículo
      Acceso abierto
      Abstract Background: The available scientific literature on the applications of ‘bioelectrical impedance vector analysis’ (BIVA) in sport and exercise is still scarce and very heterogeneous. Objective: The main goal of ...
    • Bloomen 

      Fernández García, Raúl (Universitat Politècnica de Catalunya, 2019-06-26)
      Trabajo final de grado
      Acceso abierto
      Les tecnologies digitals han transformat la producció i la distribució del contingut multimèdia. Aquest mercat està previst que continuï creixent en els 5 anys següents, i actualment està valorat per sobre dels $2 trilions. ...
    • Characterization and modeling of the conducted emission of integrated circuits up to 3 GHz 

      Berbel Artal, Néstor; Fernández García, Raúl; Gil Galí, Ignacio (2014-08-01)
      Artículo
      Acceso restringido por política de la editorial
      In this paper, an electrical model in order to predict the electromagnetic compatibility (EMC) conducted emission of integrated circuits (ICs) up to 3 GHz is presented. The electrical model predicts the behavior of the ...
    • Characterization and modeling of the electromagnetic emission of an ADC converter 

      Berbel Artal, Néstor; Fernández García, Raúl; Gil Galí, Ignacio (2011)
      Comunicación de congreso
      Acceso abierto
      Analog-to-digital converters (ADC) are widely used in consumer electronics, as well as aeronautic, space and automotive development fields. The ADC clock frequency has been increasing in the latest years due to the ...
    • Characterization and modelling of EMI susceptibility in integrated circuits at high frequency 

      Gil Galí, Ignacio; Fernández García, Raúl (2012)
      Comunicación de congreso
      Acceso abierto
      In this paper an alternative method for characterizing and modelling the EMI susceptibility in integrated circuits at frequencies above 1 GHz is presented. The PCB layout design is focused on the optimization of the ...
    • Characterization and modelling of switchable stop-band filters based on RF-MEMS and complementary split ring resonators 

      Gil Galí, Ignacio; Morata Cariñena, Marta; Fernández García, Raúl; Rottenberg, Xavier; De Raedt, Walter (2010-08-13)
      Artículo
      Acceso abierto
      In this work, we present the characterization and electrical modelling of a reconfigurable stop-band filter based on RF microelectromechanical systems (RF-MEMS) combined with metamaterial structures. The device consists ...
    • Characterization of conducted emission at high frequency under different temperature 

      Berbel Artal, Néstor; Fernández García, Raúl; Gil Galí, Ignacio (2013)
      Comunicación de congreso
      Acceso restringido por política de la editorial
      Download Citation Email Print Request Permissions Save to Project In this paper, the characterization of the EMC conducted emissions of integrated circuits under different temperature stress condition, ...
    • Characterization of EMI filters based on metamaterials 

      Gil Galí, Ignacio; Fernández García, Raúl; Vives, Yolanda; Jauregui Tellería, Ricardo; Silva Martínez, Fernando (2009-06)
      Comunicación de congreso
      Acceso abierto
      This paper analyzes the behavior of EMI filters based on metamaterials. The filters are developed by means of sub-wavelength resonators and designed to have notch-type attenuation in the 2.45 GHz band. Two types of filters ...
    • CIRCUITS I DISPOSITIUS ELECTRÒNICS (Examen 2n quadrimestre, 1r parcial) 

      Fernández García, Raúl (Universitat Politècnica de Catalunya, 2013-04-12)
      Examen
      Acceso restringido a la comunidad UPC