Ara es mostren els items 1-20 de 43

  • 3D arrayed microwave tomographic system for medical imaging 

    Guardiola Garcia, Marta; Jofre Roca, Lluís; Gedda, F.; Capdevila Cascante, Santiago; Romeu Robert, Jordi; Blanch Boris, Sebastián (2010)
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    In this paper, a combined tomographic imaging system comprising the rotation of a multiplexed linear antenna array around the object under test is designed. With this system a cylindrical sampling is obtained, allowing to ...
  • 3D UWB magnitude-combined tomographic imaging for biomedical applications. Algorithm validation 

    Guardiola Garcia, Marta; Jofre Roca, Lluís; Capdevila Cascante, Santiago; Blanch Boris, Sebastián; Romeu Robert, Jordi (2011-06)
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    Biomedical microwave imaging is a topic of continuous research for its potential in different areas especially in breast cancer detection. In this paper, 3D UWB Magnitude-Combined tomographic algorithm is assessed for ...
  • A contact-less small antenna characterization through impedance modulation 

    Monsalve Carcelen, Beatriz; Blanch Boris, Sebastián; Romeu Robert, Jordi; Jofre Roca, Lluís (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
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    In smalls antennas S-parameters measurements are highly influenced by the measurement equipment as well as the environment. In order to avoid this inconvenience, a wireless and non-invasive characterization setup is required. ...
  • A microwave invisibility cloak: the design, simulation, and measurement of a simple and effective frequency-selective surface-based mantle cloak 

    Yuste, Pedro; Rius Casals, Juan Manuel; Romeu Robert, Jordi; Blanch Boris, Sebastián; Heldring, Alexander; Úbeda Farré, Eduard (2018-06-26)
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    In recent years, there has been a growing interest in developing invisibility cloaks that can conceal an object. These techniques are often based either on coating a dielectric or conducting object with a homogeneous ...
  • Antenas 

    Cardama Aznar, Ángel; Jofre Roca, Lluís; Rius Casals, Juan Manuel; Romeu Robert, Jordi; Blanch Boris, Sebastián; Ferrando Bataller, Miguel (Edicions UPC, 2002)
    Llibre
    Accés restringit als usuaris de la UB, UAB, UPC, UPF, UdG, UdL, URV, UOC, BC, UVic, UJI, URL, UIC
    En este libro se presentan los métodos fundamentales de análisis de antenas con un nivel de detalle que permite comprender sus principios de funcionamiento y conocer los parámetros de diseño que son de interés práctico. ...
  • A reconfigurable antenna with beam steering and beamwidth variability for wireless communications 

    Towfiq, Asaduzzaman; Bahceci, Israfil; Blanch Boris, Sebastián; Romeu Robert, Jordi; Jofre Roca, Lluís; Cetiner, Bedri Artug (2018-07-12)
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    A reconfigurable antenna (RA) capable of steering its beam into the hemisphere corresponding to ¿ ¿ {-40°,0°,40°}, Ø ¿ {0°,45°,90°,-45°}, and of changing 3-dB beamwidth, where ¿3dB ¿ (40°,100°), Ø ¿ {45°,90°,-45°} for ...
  • Are space-filling curves efficient small antennas? 

    González Arbesú, José María; Blanch Boris, Sebastián; Romeu Robert, Jordi (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC., 2003-09-30)
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    The performance of space-filling curves used as small antennas is evaluated in terms of quality factor and radiation efficiency. The influence of their topology is also considered. Although the potential use of these ...
  • A simple and effective microwave invisibility cloak based on frequency selective surfaces 

    Yuste, Pedro; Rius Casals, Juan Manuel; Romeu Robert, Jordi; Blanch Boris, Sebastián; Heldring, Alexander; Úbeda Farré, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Comunicació de congrés
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    This paper presents the design, simulation, manufacturing and testing of a simple invisibility cloak based on a frequency selective surface (FSS). The work is focused on cloaking an electrically thin dielectric cylinder ...
  • Assessment of 3-D printing technologies for millimeter-wave reflectors 

    Romeu Robert, Jordi; Blanch Boris, Sebastián; Vidal, Neus; Lopez-Villegas, Jose Maria; Aguasca Solé, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2018-07-20)
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    Three different 3D printing technologies: Stereolithography (SLA), Fused Deposition Modeling (FDM) and HP Multi Jet Fusion Technology (MJF) are compared to build a parabolic reflector operating at 100 GHz. Fabrication ...
  • Caracterización electromagnética de materiales RAM mediante medidas en espacio libre 

    Blanch Boris, Sebastián; Cardama Aznar, Ángel; Jofre Roca, Lluís (1991)
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    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 ...
  • Caracterizacion polarimetrica de blancos radar 

    Romeu Robert, Jordi; Blanch Boris, Sebastián (Universidad de Málaga, 1992)
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  • Channel matrix characterization in MIMO scenario through impedance modulation 

    Monsalve Carcelen, Beatriz; Romeu Robert, Jordi; Blanch Boris, Sebastián (2010)
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    In this paper a new measurement setup to obtain the characteristic channel matrix of a MIMO radio system is presented using a small and non intrusive device able to characterize two antennas and therefore obtaining the ...
  • Correlation techniques applied to antenna pattern measurement 

    Leather, P. S. H.; Parsons, J. D.; Romeu Robert, Jordi; Blanch Boris, Sebastián; Aguasca Solé, Alberto (2004-05-31)
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    A correlation processor based on the excellent periodic autocorrelation properties of maximal-length pseudorandom binary sequences has been used in antenna pattern measurements to resolve the direct (wanted) path from ...
  • Diagnóstico de arrays. Estudio comparativo entre campo próximo rectangular y cilíndrico 

    Blanch Boris, Sebastián; Romeu Robert, Jordi; Jofre Roca, Lluís (Unión Científica Internacional de Radio (URSI), 1990)
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  • Diseño de bocinas ridge conformadas usando el metodo incremental 

    Blanch Boris, Sebastián; Jofre Roca, Lluís (Universidad de Málaga, 1992)
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  • Diseño de un desfasador programable y atenuador variable en banda x 

    Blanch Boris, Sebastián (Universidad de Málaga, 1992)
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  • Diseño optimizado de agrupaciones de antenas planas 

    Clavera, Jordi; Jiménez, Jesús; Romeu Robert, Jordi; Blanch Boris, Sebastián; Jofre Roca, Lluís (Unión Científica Internacional de Radio (URSI), 1990)
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  • Diseño y evaluación de un sistema de medida RCS 

    Blanch Boris, Sebastián; Xarrié, Jaume; Broquetas Ibars, Antoni; Fabregas Canovas, Francisco Javier; Jofre Roca, Lluís (Unión Científica Internacional de Radio (URSI), 1990)
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    A polarimetric compact range RCS measurement system covering 8 to 40 GHZ is presented. The sensitivity is evaluated both theoretically and experimentally. Some RCS and ISAR results are included.
  • Diseño y medida de antenas para un equipo portatil a 1.89 ghz, y su interacción con el cuerpo humano 

    Mallorquí Franquet, Jordi Joan; de Mora, J.; Blanch Boris, Sebastián; Romeu Robert, Jordi; Cardama Aznar, Ángel (Universidad de Málaga, 1992)
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  • Estudio, desarrollo y comparacion de metodos de medida de materiales RAM en espacio libre 

    Gastón, F.; Blanch Boris, Sebastián; Cardama Aznar, Ángel; Jofre Roca, Lluís (Universidad de Málaga, 1992)
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