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Listar por autor "Gil Raga, Jordi"

RiuNet: Repositorio Institucional de la Universidad Politécnica de Valencia

Listar por autor "Gil Raga, Jordi"

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    A Systematic Design Procedure of Classical Dual-Mode Circular Waveguide Filters Using an Equivalent Distributed Model 
    Cogollos Borras, Santiago; Brumos Vicente, María; Boria Esbert, Vicente Enrique; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Gimeno Martinez, Benito; Guglielmi, Marco (Institute of Electrical and Electronics Engineers (IEEE), 2012-04)
    In this paper, we propose a systematic procedure for the accurate design of classical dual-mode filters in circular waveguide technology. The design procedure is based on the previous synthesis of an intermediate distributed ...
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    Analysis of Multipactor RF Breakdown in a Waveguide Containing a Transversely Magnetized Ferrite 
    Gonzalez Iglesias, Daniel; Gomez, Alvaro; Gimeno Martinez, Benito; Fernández, o.; Vegas, A.; Casas, Fernando; Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Mata Sanz, Rafael; Montero, Isabel; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers (IEEE), 2016-12)
    In this paper, the multipactor RF breakdown in a parallel-plate waveguide partially filled with a ferrite slab magnetized normal to the metallic plates is studied. An external magnetic field is applied along the vertical ...
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    Analysis of the multipactor effect in circular waveguides excited by two orthogonal polarization waves 
    Pérez Pastor, Antonio María; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi (American Institute of Physics (AIP), 2014-08)
    Circular waveguides, either employed as resonant cavities or as irises connecting adjacent guides, are widely present in many passive components used in different applications (i.e., particle accelerators and satellite ...
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    Análisis Eficiente de Cavidades Plano E Mediante BI-RME 2D y Ecuación Integral 
    Carceller Candau, Carlos (Universitat Politècnica de València, 2013-03-04)
    [ES] El trabajo propuesto se centra en el análisis electromagnético preciso y eficiente de cavidades de sección transversal arbitraria en configuración plano E. Combinando el método BI-RME en su versión 2D con la resolución ...
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    Design of Compact Wideband Manifold-Coupled Multiplexers 
    Carceller Candau, Carlos; Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; GUGLIELMI, MARCO; Gil Raga, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2015-10)
    The design of manifold-coupled multiplexers for wideband applications is considered in this paper. A systematic procedure, based on the sequential connection of filters to the manifold and subsequent adjustment of the ...
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    Efficient boundary integral-resonant mode expansion method implementation for full-wave analysis of passive devices based on circular waveguides with arbitrary perturbations 
    Carceller Candau, Carlos; Cogollos Borras, Santiago; Soto Pacheco, Pablo; Gil Raga, Jordi; Boria Esbert, Vicente Enrique; Vicente Quiles, Carlos Pascual; Gimeno Martinez, Benito (Institution of Engineering and Technology (IET), 2013-01-11)
    In this study, the efficient full-wave analysis of passive devices composed of circular and arbitrarily-shaped waveguides is considered. For this purpose, the well-known boundary integral-resonant mode expansion (BI RME) ...
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    EM Based Synthesis and Design of Bandpass Waveguide Filters Including Manufacturing Effects with FEST3D 
    Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; Carceller Candau, Carlos; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Gimeno Martinez, Benito (Wiley, 2012-01)
    This article aims at the industry interest on automated design tools that are able to take into account manufacturing effects. First, an efficient design strategy for bandpass waveguide filters including the rounded corners ...
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    Full-wave analysis and design of broadband turnstile junctions 
    San Blas Oltra, Ángel Antonio; Pérez Soler, Francisco Javier; Gil Raga, Jordi; Mira Pérez, Fermín Elías; Boria Esbert, Vicente Enrique; Gimeno Martinez, Benito (2011)
    The efficient design of broadband turnstile junctions compensated with piled-up cylindrical metallic posts is discussed in this contribution. Very high relative bandwidths can be obtained, while maintaining the diameter ...
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    Full-wave analysis and design of passive microwave and millimetre-wave devices based on dielectric-loaded cavity resonators 
    Gil Raga, Jordi (Universitat Politècnica de València, 2010-03-29)
    Desde los primeros estudios desarrollados por S.B. Cohn a finales de los años 60, los resonadores dieléctricos, con factor de calidad elevado, han sido utilizados para el diseño de filtros paso-banda de microondas. A partir ...
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    Full-wave characterization of bi-dimensional cavities and its application to the design of waveguide filters and multiplexers 
    Carceller Candau, Carlos (Universitat Politècnica de València, 2016-05-16)
    [EN] Modern communications systems impose stringent requirements on the equipment that operates at microwave frequency, especially in the case of wireless communications. The design of passive components for these applications ...
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    Highly efficient full-wave electromagnetic analysis of 3D arbitrarily-shaped waveguide microwave devices using an integral equation technique 
    Vidal Pantaleoni, Ana; San Blas Oltra, Ángel Antonio; Quesada Pereira, Fernando Daniel; Pérez Soler, Francisco Javier; Gil Raga, Jordi; Vicente Quiles, Carlos Pascual; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique (American Geophysical Union (AGU), 2015)
    A novel technique for the full-wave analysis of 3-D complex waveguide devices is presented. This new formulation, based on the Boundary Integral-Resonant Mode Expansion (BI-RME) method, allows the rigorous full-wave ...
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    Microwave corona breakdown prediction in arbitrarily-shaped waveguide based filters 
    Pinheiro-Ortega, T.; Monge, J.; Marini, S.; Sanz, J.; Sorolla, E.; Mattes, M.; Vicente, C.; Gil, J.; Boria Esbert, Vicente Enrique; Gimeno, B. (Institute of Electrical and Electronics Engineers, 2010-04)
    [EN] This letter describes an efficient algorithm to predict the RF gas breakdown power threshold in microwave devices with complex geometries. The two necessary calculations when investigating such a phenomenon have been ...
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    Multimodal Characterization of the Multipactor Effect in Microwave Waveguide Components 
    Jimenez, Manuel; Gimeno Martinez, Benito; Raboso García-Baquero, David; Anza Hormigo, Sergio; Alvarez Melcon, Alejandro; Quesada Pereira, Fernando Daniel; Boria Esbert, Vicente Enrique; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2012-02)
    Multipactor effect is a resonant avalanche of secondary electrons induced by an RF electromagnetic field, which endangers high-power payloads on satellites and particle accelerator structures. The main goal of this letter ...
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    Multipactor in a Coaxial Line Under the Presence of an Axial DC Magnetic Field 
    Gonzalez Iglesias, Daniel; Pérez Pastor, Antonio María; Anza Hormigo, Sergio; Vague Cardona, José Joaquín; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Caspers, F.; Conde, Luis (Institute of Electrical and Electronics Engineers (IEEE), 2012-05)
    The main goal of this letter is the analysis of the multipactor effect within a coaxial waveguide structure when an external axial dc magnetic field is applied. We have designed and manufactured a coaxial waveguide sample ...
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    Multipactor mitigation in coaxial lines by means of permanent magnets 
    Gonzalez Iglesias, Daniel; Pérez Pastor, Antonio María; Anza Hormigo, Sergio; Vague Cardona, José Joaquín; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Caspers, Fritz; Conde, Luis (Institute of Electrical and Electronics Engineers (IEEE), 2014-12)
    The main aim of this paper is the analysis of the feasibility of employing permanent magnets for the multipactor mitigation in a coaxial waveguide. First, the study of a coaxial line immersed in a uniform axial magnetic ...
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    Multipactor radiation analysis within a waveguide region based on a frequency-domain representation of the dynamics of charged particles 
    Gimeno, B.; Sorolla, E.; Anza, S.; Vicente, C.; Gil, J.; Pérez, A. M.; Boria Esbert, Vicente Enrique; Pérez, F. J.; Quesada, F.; Álvarez, A.; Raboso, D. (American Physical Society, 2009-04)
    [EN] A technique for the accurate computation of the electromagnetic fields radiated by a charged particle moving within a parallel-plate waveguide is presented. Based on a transformation of the time-varying current density ...
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    Multipactor susceptibility charts for ridge and multiridge waveguides 
    Gonzalez Iglesias, Daniel; Soto Pacheco, Pablo; Anza Hormigo, Sergio; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2012-12)
    The aim of this paper is to study the multipactor radio-frequency breakdown voltage in several ridge and multiridge waveguide configurations. First, multipactor susceptibility charts for several types of ridged waveguides ...
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    Multipactor theory for multicarrier signals 
    Anza Hormigo, Sergio; Mattes, Michael; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Raboso García-Baquero, David; Boria Esbert, Vicente Enrique; Gimeno Martinez, Benito (American Institute of Physics (AIP), 2011-03)
    This work presents a new theory of multipactor under multicarrier signals for parallel-plate geometries, assuming a homogeneous electric field and one-dimensional electron motion. It is the generalization of the nonstationary ...
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    Nonstationary statistical theory for multipactor 
    Anza, S.; Vicente, C.; Gil, J.; Boria Esbert, Vicente Enrique; Gimeno, B.; Raboso, D. (American Institute of Physics, 2010-06)
    [EN] This work presents a new and general approach to the real dynamics of the multipactor process: the nonstationary statistical multipactor theory. The nonstationary theory removes the stationarity assumption of the ...
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    Novel Prediction Methods of Multicarrier Multipactor for Space Industry Standards 
    Anza, Sergio; Puech, Jerome; Raboso, David; Wochner, Ulrich; Mader, Philippe; Koch, Olivier; Angevain, Jean-Christophe; Hong, Un-Pyo; Magnusson, Per; Montero, Isabel; Belhaj, Mohamed; Petit, John; Gil, Jordi; Vicente, Carlos; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers, 2022-01)
    [EN] Multipactor prediction methods are of high relevance for the space industry in order to prevent its appearance during the design phase of RF high-power components. Up to the present time, prediction for multicarrier ...