Enviaments recents

  • Microwave-microfluidic measurement system optimization for bio-particle-sensing with coplanar-electrodes 

    Palacios Arias, César Augusto; Jofre Cruanyes, Marc; Jofre Cruanyes, Lluís; Trabal Pou, Arnau; Coll Beltran, Mercè; Rodríguez Gargallo, Marta; Romeu Robert, Jordi; Jofre Roca, Lluís (Íñigo Cuiñas Gómez, 2021)
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    Microwave and microfluidic techniques may enable wireless monitoring and interaction with bio-particles, yet still is a largely uncharted territory. Fortunately, the requirements of microfluidics and microwave techniques ...
  • Preliminary phantom-based dynamic calibration techniques assessment for microwave colonoscopy systems 

    Garrido Atienza, Alejandra; Dghoughi, Walid; Romeu Robert, Jordi; Guardiola Garcia, Marta (Institute of Electrical and Electronics Engineers (IEEE), 2022)
    Comunicació de congrés
    Accés obert
    Early detection and resection of colon polyp is the best way to reduce colorectal cancer (CRC) mortality. The current method for early detection is colonoscopy, which has a limited field of view, and its efficacy is highly ...
  • In-cabin 120 GHz radar system for functional human breathing monitoring in a 3D scenario 

    López Montero, María José; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (Íñigo Cuiñas Gómez, 2021)
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    Driving is one of the activities that takes a significant part of a person’s time, that is why monitoring vital signs is useful for the wellness of the occupants of the vehicle. One of the vital signs that provides more ...
  • Experimental exploration of longitudinal modes in spherical shells at 220 GHz – 330 GHz: applications to corneal sensing 

    Zarrinkhat, Faezeh; Lamberg, Joel; Baggio, Mariangela; Tamminen, Aleksi; Ala-Laurinaho, Juha; Khaled, Elsayed E. M.; Rius Casals, Juan Manuel; Romeu Robert, Jordi; Taylor, Zachary (Institute of Electrical and Electronics Engineers (IEEE), 2021)
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    Submillimeter-wave and THz sensing of cornea leverage the layered tissue structure for assessments of corneal water content and thickness. The cornea is bounded by air on the anterior and an optically thick body of water ...
  • Efficient analysis of sheets with nonzero thickness 

    Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Comunicació de congrés
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    The conventional scattering analysis of perfectly conducting plates neglects the scattering contribution of the rim in the discretization of the Electric-Field Integral Equation. This so-called thin-plate scheme manages ...
  • X-parameters based characterization of PIN diodes for reconfigurable antenna assessment 

    Ramírez Arroyave, Germán Augusto; Barlabe Dalmau, Antoni; Pradell i Cara, Lluís; Jofre Roca, Lluís (Íñigo Cuiñas Gómez, 2021)
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    This contribution presents the non-linear characterization up to 50 GHz of a PIN diode commonly used as switch for reconfigurable devices at microwave applications. Non-linear models are extracted by means of X-parameter ...
  • Efficient analysis of thick curved metal sheets 

    Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Text en actes de congrés
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    The scattering analysis of perfectly conducting plates with the method-of-moment discretization of the Electric-Field Integral Equation has been traditionally carried out according to the thin-sheet approximation, which ...
  • Fourier analysis of submillimeter-wave scattering from the human cornea 

    Zarrinkhat, Faezeh; Lamberg, Joel; Tamminen, Aleksi; Baggio, Mariangela; Ala-Laurinaho, Juha; Khaled, Elsayed E. M.; Rius Casals, Juan Manuel; Romeu Robert, Jordi; Taylor, Zachary (Institute of Electrical and Electronics Engineers (IEEE), 2021)
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    Wave scattering from a human cornea illuminated with a submillimeter-wave Gaussian beam is explored with Fourier analysis. This new approach enabled us to investigate the cornea as a coated sphere rather than a homogenized ...
  • An UWB Tapered Slot Vivaldi Antenna (TSA) with improved characterestics 

    Akazzim, Youness; Kanjaa, Mohammed; El Mrabet, Otman; Jofre Roca, Lluís; Essaaidi, Mohamed (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    Comunicació de congrés
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    In this paper, an UWB Tapered Slot Vivaldi Antenna (TSA) is presented. The proposed TSA is optimized in order to increase the bandwidth and ensure a good impedance matching at low and bandwidth frequencies while respecting ...
  • Millimeter-wave MIMO array measurement system for imaging and channel characterization 

    Ballesteros Sánchez, Christian; Montero Bayo, Luca; Ramírez Arroyave, Germán Augusto; Dagatti, Mayco; Solano Pérez, José Antonio; Molina García-Pardo, José María; Romeu Robert, Jordi; Jofre Roca, Lluís (Universidad de Málaga, 2020)
    Comunicació de congrés
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    Millimeter-wave band offer unique characteristicsto obtain good spatial position and resolution of certain type oftargets. The aim of this paper is to study a near-field focusingtechnique applied to the ...
  • Characterization of THz radiation by collimated wavefront aperture raster scanning 

    Nuño Gómez, Daniel-Juan; Santos Blanco, M. Concepción; Gomez Diaz, J. Sebastian; Romeu Robert, Jordi; Jofre Roca, Lluís (Universidad de Málaga, 2020)
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    We present measurements for characterization of the beam profile and polarization pattern of lens-coupled photoconductive antennas (PCAs) at THz frequencies using a setup with antennas at fixed positions and a movable ...
  • Antenna packaging for in-body applications 

    Romeu Robert, Jordi; González López, Giselle; Blanch Boris, Sebastián; Jofre Roca, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2020)
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    A cylindrical mode expansion of the fields produced by an embedded antenna is used to determine the dimensions of the antenna packaging in order to minimize antenna impedance changes when the antenna is immersed in a varying ...

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