Exploració per autor "Tamayo Palau, José María"
Ara es mostren els items 4-23 de 26
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Comparison of lossy filters and predistorted filters using novel software
Padilla Díaz, Alberto; Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Ernst, Cristoph; Rius Casals, Juan Manuel; Tamayo Palau, José María; O'Callaghan Castellà, Juan Manuel (IEEE Microwave Theory and Techniques Society, 2010)
Comunicació de congrés
Accés obert -
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)
Text en actes de congrés
Accés obertA 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 ... -
Discretization of the electric-magnetic field integral equation with the Divergence-Taylor-Orthogonal basis functions
Úbeda Farré, Eduard; Tamayo Palau, José María; Rius Casals, Juan Manuel (2011)
Text en actes de congrés
Accés restringit per política de l'editorialWe present the discretization in Method of Moments of the Electric-Magnetic Field Integral Equation (EMFIE) with the divergence-Taylor-Orthogonal basis functions, a facetoriented set of basis functions. The EMFIE stands ... -
Divergence-Taylor-Orthogonal basis functions for the discretization of second-kind surface integral equations in the Method of Moments
Úbeda Farré, Eduard; Tamayo Palau, José María; Rius Casals, Juan Manuel (2011)
Text en actes de congrés
Accés restringit per política de l'editorialWe present new implementations in the method of moments of two types of second-kind integral equations: (i) the recently proposed electric-magnetic field integral equation (EMFIE) for perfectly conducting objects, and ... -
Facet-oriented discretization of the electric-magnetic field integral equation for the accurate scattering analysis of perfectly conducting sharp-edged objects
Tamayo Palau, José María; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (2011)
Text en actes de congrés
Accés restringit per política de l'editorialIn this paper, we present the discretization in Method of Moments of the Electric-Magnetic Field Equation with the divergence-Taylor-Orthogonal basis functions, a facetoriented set of basis functions. We show for a ... -
Fast and Accurate Computation of Hypersingular Integrals in Galerkin Surface Integral Equation Formulations via the Direct Evaluation Metho
Polimeridis, Athanasios G.; Tamayo Palau, José María; Rius Casals, Juan Manuel; Mosig, Juan Ramón (2011-04)
Article
Accés restringit per política de l'editorialHypersingular 4-D integrals, arising in the Galerkin discretization of surface integral equation formulations, are computed by means of the direct evaluation method. The proposed scheme extends the basic idea of the ... -
Fast direct solution of method of moments linear system
Heldring, Alexander; Rius Casals, Juan Manuel; Tamayo Palau, José María; Parrón Granados, Josep; Úbeda Farré, Eduard (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-11)
Article
Accés obertA novel algorithm, the compressed block decomposition (CBD), is presented for highly accelerated direct (non iterative) method of moments (MoM) solution of electromagnetic scattering and radiation problems. The algorithm ... -
Fast direct solution of the combined field integral equation
Heldring, Alexander; Tamayo Palau, José María; Rius Casals, Juan Manuel (2010)
Text en actes de congrés
Accés obertThe Method of Moments for electromagnetic scattering and radiation problems is often used in conjunction with the EFIE because the EFIE allows the analysis of open surfaces. For electrically large closed surfaces, the ... -
Lossy filter synthesis of L-band planar filters using novel software
Padilla Díaz, Alberto; Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Rocas Cantenys, Eduard; Ernst, Cristoph; Rius Casals, Juan Manuel; Tamayo Palau, José María; O'Callaghan Castellà, Juan Manuel (2011)
Text en actes de congrés
Accés restringit per política de l'editorialLossy synthesis techniques are used to synthesize high performance filters using resonators with a finite Q. With these techniques a transmission response of a lossless filter with lowest possible roll-off is obtained, ... -
Multilevel adaptive cross approximation (MLACA)
Tamayo Palau, José María; Heldring, Alexander; Rius Casals, Juan Manuel (IEEE, 2009-06-30)
Text en actes de congrés
Accés obertIn recent years, several methods have been developed for accelerating the iterative solution of the electromagnetic integral equations discretized by Method of Moments (MoM). Most of them are based on the compressibility ... -
Multilevel adaptive cross approximation and direct evaluation method for fast and accurate discretization of electromagnetic integral equations
Tamayo Palau, José María (Universitat Politècnica de Catalunya, 2011-02-17)
Tesi
Accés obertEl Método de los Momentos (MoM) ha sido ampliamente utilizado en las últimas décadas para la discretización y la solución de las formulaciones de ecuación integral que aparecen en muchos problemas electromagnéticos de ... -
Multiscale compressed block decomposition for fast direct solution of method of moments linear system
Heldring, Alexander; Rius Casals, Juan Manuel; Tamayo Palau, José María; Parrón, Josep; Úbeda Farré, Eduard (2011-02)
Article
Accés restringit per política de l'editorialThe multiscale compressed block decomposition algorithm (MS-CBD) is presented for highly accelerated direct (non iterative) solution of electromagnetic scattering and radiation problems with the method of moments (MoM). ... -
Novel Self-loop basis functions for the stability of the Linear-linear discretization of the Electric Field Integral Equation at very low frequencies
Tamayo Palau, José María; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (IEEE Press. Institute of Electrical and Electronics Engineers, 2009-06)
Text en actes de congrés
Accés obertA self-loop basis functions is presented, a new set of solenoidal basis functions, which, together with the loop-star basis functions, define a rearrangement of the LL-discretization in method of moments of the EFIE that ... -
On the degrees of freedom in the interaction between sets of elementary scatterers
Heldring, Alexander; Tamayo Palau, José María; Rius Casals, Juan Manuel (2009)
Text en actes de congrés
Accés obertA series of numerical experiments has been executed to investigate the number of degrees of freedom in the interaction between large scattering bodies. The relation between degrees of freedom and operating frequency ... -
On the efficient evaluation of hyper-singular integrals in Galerkin surface integral equation formulations via the direct evaluation method
Tamayo Palau, José María; Polimeridis, Athanasios G.; Rius Casals, Juan Manuel; Mosig, Juan Ramón (2010)
Text en actes de congrés
Accés obertIn this paper, the direct evaluation method tailored for the hyper-singular integrals arising in Galerkin surface integral equation formulations is developed.[...] The proposed method utilizes a series of coordinate ... -
Orthogonal basis functions for the discretization of the Magnetic-Field Integral Equation in the Low Frequency regime
Úbeda Farré, Eduard; Tamayo Palau, José María; Rius Casals, Juan Manuel (2010)
Text en actes de congrés
Accés restringit per política de l'editorialWe compare the accuracy in the RCS computation from the discretization in Method of Moments of the Magneticfield Integral Equation of two different sets of orthogonal facetoriented basis functions: (i) a recently proposed ... -
Simulation of shipborne small HF antennas with RWG discretization and fast solver
Rius Casals, Juan Manuel; Jofre Roca, Lluís; Tamayo Palau, José María; Heldring, Alexander; Úbeda Farré, Eduard (2010)
Text en actes de congrés
Accés restringit per política de l'editorialIn this paper, an alternative approach has been used to analyze an electrically small antenna (1.2m in the 2-30 MHz band) in a large ship (238m length) using a generic EFIE simulation code with Rao, Wilton and Glisson (RWG) ... -
Sparsified ACA for accelerated iterative solution of the MoM linear system
Heldring, Alexander; Rius Casals, Juan Manuel; Úbeda Farré, Eduard; Tamayo Palau, José María (2011)
Text en actes de congrés
Accés restringit per política de l'editorialA new algorithm, the Sparsified Adaptive Cross Approximation (SPACA) is presented for fast iterative solution of the Method of Moments linear system. Like ordinary ACA, it is a completely kernel-independent method, but ... -
Sparsified adaptive cross approximation algorithm for accelerated method of moments computations
Heldring, Alexander; Tamayo Palau, José María; Simon, C.; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (2012-08)
Article
Accés restringit per política de l'editorialThis paper presents a modification of the adaptive cross approximation (ACA) algorithm for accelerated solution of the Method of Moments linear system for electrically large radiation and scattering problems. As with ACA, ... -
Stable discretization of the electric-magnetic field integral equation with the taylor-orthogonal basis functions
Úbeda Farré, Eduard; Tamayo Palau, José María; Rius Casals, Juan Manuel; Heldring, Alexander (2013-03)
Article
Accés restringit per política de l'editorialWe present two new facet-oriented discretizations in method of moments (MoM) of the electric-magnetic field integral equation (EMFIE) with the recently proposed Taylor-orthogonal (TO) and divergence-Taylor-orthogonal ...