Exploració per autor "Azpúrua Auyanet, Marco Aurelio"
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A comparison of spatial interpolation methods for estimation of average electromagnetic field magnitude
Azpúrua Auyanet, Marco Aurelio; Dos Ramos, Karina (2010)
Article
Accés restringit per política de l'editorialSeveral georeferenced measurements of electric field were done in a pilot area of Caracas, Venezuela, to verify that the magnitude of radio frequency electromagnetic fields is below the human exposure limits, recommended ... -
A measurement system for radiated transient electromagnetic interference based on general purpose instruments
Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés obertThis paper presents a measurement system intended to be used to assets the radiated electromagnetic interference (EMI) in both time and frequency domains. In order to keep the measurement setup as accessible and practical ... -
A proposed method for quantifying uncertainty in RF immunity testing due to EUT presence
Páez, Eduardo Javier; Tremola, Ciro; Azpúrua Auyanet, Marco Aurelio (2011)
Article
Accés restringit per política de l'editorialThroughout the performance of a RF immunity test according IEC 61000-4-3 there are several factors that should be taken into account to ensure the quality and to estimate the uncertainty associated to the results. One ... -
A review on the drawbacks and enhancement opportunities of the feature selective validation
Azpúrua Auyanet, Marco Aurelio; Paez, Eduardo Javier; Rojas Mora, Julio; Ventosa Llopart, Josep Oriol; Silva Martínez, Fernando; Zhang, Gang; Duffy, Alistair P.; Jauregui Telleria, Ricardo Ignacio (2014-08-01)
Article
Accés restringit per política de l'editorialThe growing application of simulation tools to increasingly complex problems makes the use of validation techniques essential to improve confidence in the veracity of those simulation results. The feature selective validation ... -
A semi-analytical method for the design of coil-systems for homogeneous magnetostatic field generation
Azpúrua Auyanet, Marco Aurelio (2012)
Article
Accés restringit per política de l'editorialThis paper proposes a simple semi-analytical method for designing coil-systems for homogeneous magnetostatic field generation. The homogeneity of the magnetic field and the average magnitude of the magnetic flux density ... -
A single antenna ambient noise cancellation method for in-situ radiated EMI measurements in the time-domain
Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (2016)
Text en actes de congrés
Accés obertThis paper presents a single antenna ambient noise cancellation method for in-situ radiated emissions measurements performed using an entirely time-domain approach and the sliding window Empirical Mode Decomposition. The ... -
Alternative conducted immunity tests
Cakir, S.; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando; Cetintas, Mustafa (2016-12-14)
Article
Accés obertConducted immunity tests are always performed by the use of CDNs in laboratories in accordance with the standard EN61000-4-6. However, it is not always possible to use CDNs because of some limitations. If the EUT (Equipment ... -
An interpolation method to calibrate electromagnetic probes in semi-anechoic chambers
Tremola, Ciro; Azpúrua Auyanet, Marco Aurelio; Páez, Eduardo Javier; Ormeño, D.; Rebolledo, A. (2012)
Article
Accés restringit per política de l'editorialBased upon the standard IEEE 1309, a new calibration method for electromagnetic (EM) probes is proposed. The aforementioned method compares the electric field strength measured with the EM probe subject to calibration with ... -
APD outdoors time-domain measurements for impulsive noise characterization
Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés obertA novel measurement and post-processing technique for estimating if impulsive noise is capable of degrading the performance of digital communication systems (DCS) is presented. It is based on the well-known capability of ... -
Benefits of full time-domain EMI measurements for large fixed installation
Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Silva Martínez, Fernando (2016)
Text en actes de congrés
Accés obertIt is difficult to properly evaluate the electromagnetic disturbances generated by large fixed installations because of, i.e., the background noise, unsteady emissions and transient interferences. Those challenging EMC ... -
Broadband effective dielectric permittivity of heterogeneous 3D printed PLA structures
Azpúrua Auyanet, Marco Aurelio; Mateu Mateus, Marc; Pous Solà, Marc; Quílez Figuerola, Marcos; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2022)
Text en actes de congrés
Accés obert3D printing and additive manufacturing technologies are increasingly being employed for electronics, RF, and microwave applications because they allow high design flexibility at low cost and rapid prototyping. The intrinsic ... -
Comparison of the GUM and Monte Carlo Methods for the uncertainty estimation in electromagnetic compatibility testing
Azpúrua Auyanet, Marco Aurelio; Tremola, Ciro; Páez, Eduardo Javier (2011)
Article
Accés restringit per política de l'editorialThe rigorous uncertainty estimation in Electromagnetic Compatibility (EMC) testing is a complex task that has been addressed through a simplified approach that typically assumes that all the contributions are uncorrelated ... -
Conducted emissions verification setup improvement for space applications
Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Zhao, Dongsheng; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2023)
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Accés obertJust-before-test verification is needed to ensure that electromagnetic interference measurements are correctly performed. Some standards cover such specific requirements regarding test verification, this is the case of the ... -
Decomposition of electromagnetic interferences in the time-domain
Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (2016-01-26)
Article
Accés obertElectromagnetic interferences are potentially very complex signals formed by the superposition of transient (broadband) and continuous wave (narrowband) components with significant randomness in both amplitude and phase. ... -
Design and validation of a test fixture for studying RF current flux through mechanical aircraft joints
Solé Lloveras, Jordi; Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Quílez Figuerola, Marcos; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2022)
Comunicació de congrés
Accés obertThe study of electric currents flowing through the airframe is important from an EMC standpoint due to the potential to cause severe aircraft failures. Nevertheless, this is a challenging task because of the complex shape, ... -
Dynamic performance evaluation of full time domain EMI measurement systems
Azpúrua Auyanet, Marco Aurelio; Pous Solà, Marc; Fernández Chimeno, Mireya; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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Accés obertThis paper presents the evaluation of the performance of Full Time Domain Electromagnetic Interference measurement systems in terms of the noise figure, the linearity, the dynamic range, the voltage standing wave ratio and ... -
Efficient in situ assessment of radiated emissions using time-domain measurements
Solé Lloveras, Jordi; Azpúrua Auyanet, Marco Aurelio; Aragon Homar, Marc; Yoshioka, Yasutoshi; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2023)
Text en actes de congrés
Accés obertThis paper presents three different case studies where the electromagnetic emissions of atypical equipment (a photovoltaic system, a passenger boarding bridge and a pallet washing machine) have been assessed in situ using ... -
Electromagnetic characterization of 3D printed antennas employing conductive filament
Pous Solà, Marc; Azpúrua Auyanet, Marco Aurelio; Quílez Figuerola, Marcos; Mateu Mateus, Marc; Fernández Chimeno, Mireya; Silva Martínez, Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2020)
Text en actes de congrés
Accés restringit per política de l'editorialThis work presents the need to accurately define EM characterization of novel materials like the 3D conductive filament. Although these construction techniques and materials are currently used by the industry, the influence ... -
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
Accés obertIn 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 ... -
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
Accés obertStatic 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 ...