Now showing items 21-40 of 110

  • Application of electromagnetic bandgaps to microwave circuit design 

    Bonache, Jordi; Falcone, Francisco; Gil Galí, Ignacio; García García, Joan; Martín, Ferran (Taylor and Francis Group, 2009-07-31)
    Part of book or chapter of book
    Restricted access - publisher's policy
  • A semi-analytical method for the design of coil-systems for homogeneous magnetostatic field generation 

    Azpúrua Auyanet, Barón Marco Aurelio (2012)
    Article
    Restricted access - publisher's policy
    This 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 Simple Closed-Loop Active Gate Voltage Driver for Controlling diC/dt and dvCE/dt in IGBTs 

    Ghorbani, Hamidreza; Sala Caselles, Vicenç; Paredes Camacho, Alejandro; Romeral Martínez, José Luis (2019-01-30)
    Article
    Open Access
    The increase of the switching speed in power semiconductors leads to converters with better efficiency and high power density. On the other hand, fast switching generates some consequences like overshoots and higher switching ...
  • Boundary element method applied to polarimetric radiometry of rain events 

    Duffo Ubeda, Núria; Vall-Llossera Ferran, Mercedes Magdalena; Camps Carmona, Adriano José; Corbella Sanahuja, Ignasi; Bará Temes, Francisco Javier; Torres Torres, Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2000)
    Conference report
    Open Access
  • Cálculo de radiación en 3 dimensiones mediante el método de los elementos de contorno 

    Duffo Ubeda, Núria; Rius Casals, Juan Manuel; Cardama Aznar, Ángel (1992)
    Conference report
    Open Access
    In order to analize the electromagnetic fields generated by perfectly conducting bodies whichever it is its geometry, the Boundary Element Method is applied. The basic formulation and associated items (integral equations ...
  • Cálculos electromagnéticos en 3 dimensiones mediante el método de los elementos de contorno 

    Cruellas Ibarz, Juan Carlos; Ferrando Bataller, Miquel (1990)
    Conference report
    Open Access
    The Boundary Element Method is applied to solve 3 D electromagnetic problems. The basic formulation and associated items (integral equation to solve, surface discretization, fields interpolation and numerical integration) ...
  • Caracterización electromagnética de materiales RAM mediante medidas en espacio libre 

    Blanch Boris, Sebastián; Cardama Aznar, Ángel; Jofre Roca, Lluís (1991)
    Conference report
    Open Access
    A free-space measurement system in the 2-JBGHz frequency range is used to measure the reflection and transmission coefficients of planar samples. The complex electric permittivity and the magnetic permeability are calculated ...
  • Circuital analysis of a two-port angular sector 

    Ferrando Bataller, Miquel (Institute of Electrical and Electronics Engineers (IEEE), 1999)
    Conference report
    Open Access
    The authors introduce an element that allows them to analyze two-dimensional diffraction problems in a circuital way. The circuital analysis of electromagnetic problems, together to the segmentation technique, allows one ...
  • Compatibilidad electromagnética y telefonía móvil 

    De las Heras Camps, Alberto (Escola Tècnica Superior d'Enginyers de Telecomunicació de Barcelona, 1997)
    Article
    Open Access
  • Compression of the MoM matrix using macrobasis functions with a full-controlable accuracy 

    Tamayo Palau, José María; Heldring, Alexander; Rius Casals, Juan Manuel (EurAPP, 2009)
    Conference report
    Open Access
    A new accuracy-controlable method for compressing the MoM impedance matrix of an electromagnetic problem based on a basis change plus a truncation with a threshold is presented here. The idea is to switch to singular basis ...
  • CPW balun for printed balanced antennas 

    Sanchez, Albert Miquel; Ribó, Miquel; Pradell i Cara, Lluís; Anguera Pros, Jaume; Andujar, Aurora (Institution of Electrical Engineers, 2014-05-22)
    Article
    Restricted access - publisher's policy
    In coplanar waveguide (CPW) circuits, printed balanced antennas must be excited through baluns. These baluns often feature coplanar-to-slotline transitions that must be tuned and matched by electromagnetic optimisation, ...
  • Current-balancing technique for interleaved voltage source inverters with magnetically coupled legs connected in parallel 

    Capellá Frau, Gabriel José; Pou Félix, Josep; Ceballos Recio, Salvador; Zaragoza Bertomeu, Jordi; Agelidis, Vassilios (Institute of Electrical and Electronics Engineers (IEEE), 2015-03-01)
    Article
    Open Access
    Connecting legs in parallel in a voltage source inverter is a way to increase the output current and, thus, its rated power. The connection can be made using either coupled or uncoupled inductors, and achieving an even ...
  • Decomposition of electromagnetic interferences in the time-domain 

    Azpúrua Auyanet, Barón Marco Aurelio; Pous Solà, Marc; Silva Martínez, Fernando (2016-01-26)
    Article
    Open Access
    Electromagnetic 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. ...
  • Demonstration of electromagnetic formation flight and wireless power transfer 

    Porter, Allison K; Allinger, Dustin J; Sedwick, Raymond; Merk, John; Opperman, Roedolph A.; Buck, Alexander; Eslinger, Gregory; Fisher, Peter; Miller, David W; Bou Balust, Elisenda (2014-11-01)
    Article
    Restricted access - publisher's policy
    The Resonant Inductive Near-Field Generation System uses a single set of hardware to perform both electromagnetic formation flight and wireless power transfer operations in a six-degree-of-freedom microgravity environment. ...
  • Design and construction of a 3D Helmholtz coil system for the ALBA magnetic measurements laboratory 

    Fontanet Valls, Andrea del Carme (Universitat Politècnica de Catalunya, 2019-06)
    Bachelor thesis
    Open Access
    Covenantee:  Sincrotró ALBA
    3D Hall probes designed and produced by ALBA Synchrotron are currently being used at ALBA magnetic measurements laboratory to carry out accurate magnetic characterization of magnets and insertion devices. In order to ...
  • Design considerations for a CMOS Lab-on-Chip microheater array to facilitate the in vitro thermal stimulation of neurons 

    Reverter Cubarsí, Ferran; Prodromakis, Themis; Liu, Yan; Georgiou, Pantelis; Nikolic, Konstantin; Constandinou, Tim (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    This paper identifies and addresses key design considerations and trade-offs in the implementation of a CMOS high-resolution microheater array for Lab-on-Chip (LOC) applications. Specifically, this is investigated in the ...
  • Differential and common-mode filters based on metamaterial resonators 

    Gil Galí, Ignacio; Fernández García, Raúl (2013)
    Conference lecture
    Open Access
    Two different techniques based on metamaterials for mitigating both the differential and common-mode propagation in differential signaling are addressed. The proposed filters are implemented by means of complementary ...
  • Electromagnetic compatibility of CMOS circuits along the lifetime 

    Fernández García, Raúl; Ruiz, José María; Gil Galí, Ignacio; Morata Cariñena, Marta (2011)
    Conference lecture
    Open Access
    The continuous scaling of CMOS circuits has set the MOSFET transistor in the nanoelectronic era. In this context, the functionality and complexity of integrated circuits (ICs) are growing up. However, the operation voltage ...
  • Electromagnetic coupling between an infrared antenna and a 10 mm laser radiation using a corner reflector 

    Comerón Tejero, Adolfo; Bolomey, Jean Charles (Institute of Electrical and Electronics Engineers (IEEE), 1980)
    Conference report
    Open Access
  • Electromagnetic coupling model of an infrared antenna 

    Comerón Tejero, Adolfo; Bolomey, Jean Charles (1980)
    Conference report
    Open Access