Exploració per autor "Silva Martínez, Fernando"Més informacióMés informació

Ara es mostren els items 38-57 de 83

    • Improved electromagnetic compatibility standards for the interconnected wireless world 

      Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando (2019)
      Text en actes de congrés
      Accés obert
      The future is wireless, a world where everything is interconnected. However, the current standards for ensuring the electromagnetic compatibility (EMC) and the coexistence of such wireless systems urge for a major update. ...

    • Improving time-domain EMI measurements through digital signal processing 

      Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Cakir, S.; Silva Martínez, Fernando; Cetinta, M. (2015-07)
      Article
      Accés restringit per política de l'editorial
      This article is intended to provide a set of recommended practices for improving of the Time-Domain EMI measurement systems by means of digital signal processing. We have focused on two major aspects: the optimal configuration ...

    • Initial analysis of SAR from a cell phone inside a vehicle by numerical computation. 

      Anzaldi, Gabriel; Silva Martínez, Fernando; Fernández Chimeno, Mireya; Quílez Figuerola, Marcos; Riu Costa, Pere Joan (Institution of Electrical and Electronics Engineers, 2007-05-31)
      Article
      Accés obert
      The purpose of this paper is to analyze the influence of the metallic structures of a realistic car body frame on the specific absorption rate (SAR) produced by a cell phone when a complete human body model is placed at ...

    • Man-made noise in our living environments 

      Silva Martínez, Fernando; Leferink, Frank; Catrysse, Johan; Batterman, Sven; Beauvois, V; Roc'h, A (2010-09)
      Article
      Accés restringit per política de l'editorial
      The ITU’s (International Telecommunication Union’s) man-made noise levels are based on measurements performed in the 1970s. Some measurements have been carried out since then, showing that noise caused by automotive ...

    • Measurement and evaluation techniques to estimate the degradation produced by the radiated transients interference to the GSM system 

      Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando (2015-12)
      Article
      Accés obert

    • Measuring receiver benchmark for conducted and radiated emissions testing in space applications 

      Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Solé Lloveras, Jordi; Zhao, Dongsheng; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Text en actes de congrés
      Accés obert
      This paper compares the measurement results obtained from three different implementations of measuring receivers regarding spectral level accuracy. The objective is to validate the suitability of direct sampling electromagnetic ...

    • Mobile phones electromagnetic interference in medical environments: a review 

      Fernández Chimeno, Mireya; Silva Martínez, Fernando (2010)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper presents a review of the effect of electromagnetic interferences of mobile phones in medical environment. The review is focussed in two areas, EMI in implantable devices like pacemakers or ICD, and EMI in ...

    • Novel EMI assessment method based on statistical detectors to protect sensitive digital radio receivers 

      Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Zhao, Dongsheng; Wolf, Johannes; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Comunicació de congrés
      Accés obert
      This paper presents a methodology to assess the degradation performance caused by EMI to digital radio receivers. The procedure developed employs statistical information of the interference and the communication signal to ...

    • Numerical assessment in aeronautics for electromagnetic environmental effects 

      Ruiz-Cabello Nuñez, Miguel David; Fernández Romero, Sergio; Pous Solà, Marc; Silva Martínez, Fernando; Fernández Chimeno, Mireya; Riu Costa, Pere Joan; Jauregui Telleria, Ricardo Ignacio (2018-01-01)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Electromagnetic Compatibility for Space Systems Design is a critical scholarly resource that examines the applications of electromagnetic compatibility and electromagnetic interference in the space industry. Featuring ...

    • Numerical validation methods 

      Jauregui Tellería, Ricardo; Silva Martínez, Fernando (INTECH, 2011-09-01)
      Capítol de llibre
      Accés obert
      In the last years, numerical simulation has seen a great development thanks to costs reduction and speed increases of the computational systems. With these improvements, the mathematical algorithms are able to work properly ...

    • On the comparison of synchronous versus asynchronous circuits under the scope of conducted power-supply noise 

      Cristofoli, L.F.; Henglez, A.; Benfica, J.; Bolzani, L.; Vargas, F.; Atienza Picola, Andreu; Silva Martínez, Fernando (2010)
      Text en actes de congrés
      Accés obert
      Nowadays, the major part of electronic devices make use of synchronous circuits controlled by a global clock signal. However, the noise sensitivity as well as the electromagnetic emission of this type of circuit is very ...

    • On the statistical properties of the peak detection for time-domain EMI measurements 

      Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (2015-07-12)
      Article
      Accés restringit per política de l'editorial
      This paper presents a discussion on the inherent characteristics of the measurements performed with time-domain electromagnetic interference measurement systems in regards of the detection of the maximum emissions levels. ...

    • On-board compact system for full time-domain electromagnetic interference measuraments 

      Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert

    • On-site waveform characterization at static meters loaded with electrical vehicle chargers 

      Hartman, Tom; Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando; Leferink, F. (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      For assessing the underlying problem behind the static meter misreadings, a measurement technique must be developed for characterizing the currents that static meters are usually exposed to. In previous studies it was shown ...

    • 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)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      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 ...

    • Power line impedance characterization of automotive loads at the power line communication frequency range 

      Aragon Homar, Marc; Salinas, Mauricio; Riu Costa, Pere Joan; Silva Martínez, Fernando (2010)
      Text en actes de congrés
      Accés obert
      A complete system able to measure complex impedance, both in magnitude and phase, of an automotive electrical load is designed. The development of such system emerged from the need of measure the impedance of these loads ...

    • Prediction of the impact of transient disturbances in real-time digital wireless communication systems 

      Pous Solà, Marc; Silva Martínez, Fernando (2014-07-01)
      Article
      Accés restringit per política de l'editorial
      In this paper the simulation methodology has been useful to establish the effect of a transient interference coupled to a digital communication system. An RFID system according to ISO 14443 type B standard is interfered ...

    • Radiated transient interferences measurement procedure to evaluate digital communication systems 

      Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, a measurement procedure to capture properly the electromagnetic fields generated by radiated transient interferences is described. Measuring this type of impulsive noise out of the measurements defined at ...

    • Rapid emission check of photovoltaic installations using time domain measurements 

      Azpúrua Auyanet, Marco Aurelio; Solé-Lloveras, Jordi; Marthinsen, Roger; Silva Martínez, Fernando (2023-12-18)
      Article
      Accés restringit per política de l'editorial
      This article represents a contribution to the Rapid Emission Check of installations project in IEC CISPR Sub Committee A (SC A) Joint Working Group 9 (JWG9). Time domain measurements are used to identify sources and critical ...

    • RFID system evaluation against radiated transient noise 

      Pous Solà, Marc; Fernández Chimeno, Mireya; Silva Martínez, Fernando (2010)
      Text en actes de congrés
      Accés obert
      In this paper a radiofrequency identification system according to standard ISO/IEC 14443 type-B is evaluated in presence of transient noise. This real time communication system working at 13.56 MHz is interfered in a ...