Go to the content (press return)

Rius Casals, Juan-manuel

Total activity: 554
Areas of expertise
Antennas, Computational Electromagnetics, Electromagnetic scattering
Professional category
University professor
Doctoral courses
Doctor Ingeniero de Telecomunicación
University degree
Ingeniero de Telecomunicación
Research group
ANTENNALAB - Antennas and Wireless Systems Laboratory
Department
Department of Signal Theory and Communications
School
Barcelona School of Telecommunications Engineering (ETSETB)
E-mail
riustsc.upc.edu
Contact details
UPC directory Open in new window
Orcid
0000-0003-0606-5422 Open in new window
ResearcherID
F-7057-2013 Open in new window
Scopus Author ID
7006933058 Open in new window

Scientific and technological production

1 to 50 of 554 results
 
  • Volumetric testing parallel to the boundary surface for a nonconforming discretization of the electric-field integral equation  Open access

     Ubeda, E.; Rius, J.; Heldring, A.; Sekulic, I.
    IEEE transactions on antennas and propagation
    Vol. 63, num. 7, p. 3286-3291
    DOI: 10.1109/TAP.2015.2426793
    Date of publication: 2015-07
    Journal article
    Access to the full text
  • Adapted ACA algorithm with improved efficiency and compression rate

     Heldring, A.; Ubeda, E.; Rius, J.
    Iberian Meeting on Computational Electromagnetics
    Presentation's date: 2015-05-07
    Presentation of work at congresses
  • Integral Equation MEI (IE-MEI) analysis of homogeneus dielectric and plasmonic media in 2D  Open access

     Rius, J.; Planes, G.; Ubeda, E.; Heldring, A.
    Iberian Meeting on Computational Electromagnetics
    Presentation's date: 2015-05-06
    Presentation of work at congresses
    Access to the full text
  • Stochastic estimation of the Frobenius norm in the ACA convergence criterion  Open access

     Heldring, A.; Ubeda, E.; Rius, J.
    IEEE transactions on antennas and propagation
    Vol. 63, num. 3, p. 1155-1159
    DOI: 10.1109/TAP.2014.2386306
    Date of publication: 2015-03-01
    Journal article
    Access to the full text
  • Nonconforming discretization of the electric-field integral equation for closed perfectly conducting objects

     Ubeda, E.; Rius, J.; Heldring, A.
    IEEE transactions on antennas and propagation
    Vol. 62, num. 8, p. 4171-4186
    DOI: 10.1109/TAP.2014.2325954
    Date of publication: 2014-08-01
    Journal article
  • Regularization of the 2D TE-EFIE for homogeneous objects discretized by the Method of Moments with discontinuous basis functions

     Ubeda, E.; Sekulic, I.; Rius, J.; Heldring, A.
    International Conference on Electromagnetics in Advanced Applications
    p. 500-502
    DOI: 10.1109/ICEAA.2014.6903906
    Presentation's date: 2014-08
    Presentation of work at congresses
  • On the convergence of the ACA algorithm for radiation and scattering problems

     Heldring, A.; Ubeda, E.; Rius, J.
    IEEE transactions on antennas and propagation
    Vol. 62, num. 7, p. 3806-3809
    DOI: 10.1109/TAP.2014.2316293
    Date of publication: 2014-07-01
    Journal article
  • Volumetric testing with wedges for a nonconforming discretization of the Electric-Field Integral Equation

     Ubeda, E.; Rius, J.; Heldring, A.
    IEEE International Symposium on Antennas and Propagation
    p. 2192-2193
    DOI: 10.1109/APS.2014.6905423
    Presentation's date: 2014-07
    Presentation of work at congresses
  • Nonconforming discretization of the Magnetic-Field Integral Equation with volumetric testing

     Ubeda, E.; Rius, J.; Heldring, A.
    IEEE International Symposium on Antennas and Propagation
    p. 2194-2195
    DOI: 10.1109/APS.2014.6905424
    Presentation's date: 2014-07
    Presentation of work at congresses
  • RF monitoring of commercial vascular stents with dipole scattering resonances

     Arauz-Garofalo, G.; López, V.; Hernández, Joan Manel; Rodríguez-Leor, O.; Bayés-Genis, A.; Rius, J.; O'callaghan, J.; García-Santiago, A.; Tejada, J.
    IEEE MTT-S International Microwave Symposium
    p. 1-4
    DOI: 10.1109/MWSYM.2014.6848441
    Presentation's date: 2014-06-01
    Presentation of work at congresses
  • New graphical processing technique for fast shadowing computation in PO surface integral

     Rius, J.; Carbo, A.; Bjerkemo, J.; Ubeda, E.; Heldring, A.; Mallorqui, J.J.; Broquetas, A.
    IEEE transactions on antennas and propagation
    Vol. 62, num. 5, p. 2587-2595
    DOI: 10.1109/TAP.2014.2307321
    Date of publication: 2014-05-01
    Journal article
  • Grup de Teledetecció, Antenes, Microones i Superconductivitat

     Aguasca, A.; Barlabe, A.; Blanch, S.; Broquetas, A.; Camps, A.; Cardama, A.; Elias, A.; Duffo, N.; Fabregas, F.; Jofre, L.; Heldring, A.; Lopez, C.; Mallorqui, J.J.; O'callaghan, J.; Pradell, L.; Rius, J.; Romeu, J.; Torres, F.; Ubeda, E.; Vall-llossera, M.; Duran, I.; Wu, L.; Gilasgar, M.; Lort, M.; Imbert, M.; Martin, F.; Chaparro, D.; Pablos, M.; Pascual, D.; Hyuk, P.; Alonso-Arroyo, A.; Onrubia, R.; Yam , L.E.; Rodriguez, J.; Piles, M.; Deng, X.; Querol, J.; Corbella, I.
    Competitive project
  • Sistemas Radiantes en milimétricas y submilimétricas para radar, comunicaciones e imágenes

     Rius, J.; Blanch, S.; Elias, A.; Jofre, L.; Cardama, A.; Romeu, J.
    Competitive project
  • Iterative method of moments solution of problems involving electrically large and concave geometries

     Heldring, A.; Rius, J.; Ubeda, E.
    International Conference on Electromagnetics in Advanced Applications
    p. 266-269
    DOI: 10.1109/ICEAA.2013.6632235
    Presentation's date: 2013-09-09
    Presentation of work at congresses
  • Volumetric testing for a nonconforming discretization in method of moments of the electric-field surface integral equation

     Ubeda, E.; Rius, J.; Heldring, A.
    International Conference on Electromagnetics in Advanced Applications
    p. 121-124
    DOI: 10.1109/ICEAA.2013.6632202
    Presentation's date: 2013-09
    Presentation of work at congresses
  • Discretization of the EFIE in Method of Moments without continuity of the normal current component across edges

     Ubeda, E.; Rius, J.; Heldring, A.
    IEEE International Symposium on Antennas and Propagation
    p. 448-449
    DOI: 10.1109/APS.2013.6710885
    Presentation's date: 2013-07-08
    Presentation of work at congresses
  • Preconditioning the Electric Field Integral Equation with the MS-CBD method

     Heldring, A.; Ubeda, E.; Rius, J.
    Iberian Meeting on Computational Electromagnetics
    Presentation's date: 2013-05-14
    Presentation of work at congresses
  • Fast shadowing computation in physical optics surface

     Rius, J.; Carbo, A.; Ubeda, E.; Heldring, A.
    Iberian Meeting on Computational Electromagnetics
    Presentation's date: 2013-05-14
    Presentation of work at congresses
  • GRECO Code Rejuvenated: hybrid CPU-graphical processing

     Rius, J.; Carbo, A.; Ubeda, E.; Heldring, A.
    European Conference on Antennas and Propagation
    p. 2348-2351
    Presentation's date: 2013-04-10
    Presentation of work at congresses
  • The multiscale compressed block decomposition as a preconditioner for method of moments computations

     Heldring, A.; Ubeda, E.; Rius, J.
    European Conference on Antennas and Propagation
    p. 390-393
    Presentation's date: 2013-04-08
    Presentation of work at congresses
  • Stable discretization of the electric-magnetic field integral equation with the taylor-orthogonal basis functions

     Ubeda, E.; Tamayo, J.; Rius, J.; Heldring, A.
    IEEE transactions on antennas and propagation
    Vol. 61, num. 3, p. 1484-1490
    DOI: 10.1109/TAP.2012.2227925
    Date of publication: 2013-03
    Journal article
  • Accelerated direct solution of the method-of-moments linear system

     Heldring, A.; Tamayo, J.; Ubeda, E.; Rius, J.
    Proceedings of the IEEE
    Vol. 101, num. 2, p. 364-371
    DOI: 10.1109/JPROC.2012.2193369
    Date of publication: 2013-02
    Journal article
  • Sparsified adaptive cross approximation algorithm for accelerated method of moments computations

     Heldring, A.; Tamayo, J.; Simon, C.; Ubeda, E.; Rius, J.
    IEEE transactions on antennas and propagation
    Vol. 61, num. 1, p. 240-246
    DOI: 10.1109/TAP.2012.2215292
    Date of publication: 2013-01
    Journal article
  • Validation of a sea surface model for simulations of dynamic maritime SAR images

     Yam, Luis E.; Mallorqui, J.J.; Rius, J.
    IEEE International Geoscience and Remote Sensing Symposium
    p. 2813-2816
    DOI: 10.1109/IGARSS.2012.6350847
    Presentation's date: 2012-07-24
    Presentation of work at congresses
  • Stable discretization of the electric-magnetic field integral equation with the divergence Taylor-Orthogonal basis functions

     Ubeda, E.; Tamayo, J.M.; Rius, J.
    IEEE International Symposium on Antennas and Propagation
    DOI: 10.1109/APS.2012.6348616
    Presentation's date: 2012-07-12
    Presentation of work at congresses
  • Discretization of surface integral equations using conforming and non-conforming basis functions

     Ubeda, E.; Ylä-Oijala, P.; Tamayo, J.M.; Kiminki, S.; Rius, J.; Järvenpää, S.
    IEEE International Symposium on Antennas and Propagation
    Presentation's date: 2012-07-11
    Presentation of work at congresses
  • Discretization of the electric-magnetic field integral equation with the divergence Taylor-Orthogonal basis functions free from the magnetic-field and the electric-field low-frequency breakdowns

     Ubeda, E.; Tamayo, J.M.; Rius, J.
    European Conference on Antennas and Propagation
    p. 707-711
    DOI: 10.1109/EuCAP.2012.6206631
    Presentation's date: 2012
    Presentation of work at congresses
  • Multilevel adaptive cross approximation (MLACA)

     Tamayo, J.M.; Heldring, A.; Rius, J.
    IEEE transactions on antennas and propagation
    Vol. 59, num. 12, p. 4600-4608
    DOI: 10.1109/TAP.2011.2165476
    Date of publication: 2011-12
    Journal article
  • Design and synthesis of a new class of receiver filters

     Mateu, J.; Collado, J.; Padilla, A.; Rius, J.; O'callaghan, J.; Cuñado, O.; Torra, J.; Mingot, S.; Ernst, C.
    ESA Techno/Innovation Days
    p. 22-23
    Presentation's date: 2011-11-23
    Presentation of work at congresses
  • Block LU decomposition versus partitioned matrix inverse for compressed direct solution of method of moments linear system

     Heldring, A.; Rius, J.
    Iberian Meeting on Computational Electromagnetics
    p. 9-12
    Presentation's date: 2011-11-02
    Presentation of work at congresses
  • Sparsified ACA for accelerated iterative solution of the MoM linear system

     Heldring, A.; Rius, J.; Ubeda, E.; Tamayo, J.M.
    Iberian Meeting on Computational Electromagnetics
    p. 13-15
    Presentation's date: 2011-11-02
    Presentation of work at congresses
  • Divergence-conforming discretization of second-kind integral equations for the RCS computation in the Rayleigh frequency region

     Ubeda, E.; Rius, J.
    Radio science
    Vol. 46, num. 5, p. 1-10
    DOI: 10.1029/2010RS004550
    Date of publication: 2011-09-15
    Journal article
  • Accelerated direct solution of the MoM linear system using block compression and nested factorization

     Heldring, A.; Rius, J.
    International Conference on Electromagnetics in Advanced Applications
    p. 636-639
    DOI: 10.1109/ICEAA.2011.6046415
    Presentation's date: 2011-09-13
    Presentation of work at congresses
  • Divergence-Taylor-Orthogonal basis functions for the discretization of second-kind surface integral equations in the Method of Moments

     Ubeda, E.; Tamayo, J.M.; Rius, J.
    Computational Electromagnetics International Workshop
    p. 8-12
    DOI: 10.1109/CEM.2011.6047318
    Presentation's date: 2011-08-11
    Presentation of work at congresses
  • Facet-Oriented Discretization of the Electric-Magnetic Field Integral Equation for the accurate scattering analysis of perfectly conducting sharp-edged objects

     Tamayo, J.M.; Ubeda, E.; Rius, J.
    IEEE International Symposium on Antennas and Propagation
    p. 194-196
    DOI: 10.1109/APS.2011.5996675
    Presentation's date: 2011-07-04
    Presentation of work at congresses
  • Research & Development of a Simulator for Moving Target Indicator System

     Makhoul, E.; Rius, J.; Aguasca, A.; O'callaghan, J.; Mallorqui, J.J.; Broquetas, A.
    Competitive project
  • Zeroth-Order Complete Discretizations of Integral-Equation formulations involving conducting or dielectric objects at very low frequencies

     Ubeda, E.; Tamayo, J.; Rius, J.; Heldring, A.
    IEEE transactions on antennas and propagation
    Vol. 59, num. 7, p. 2735-2741
    DOI: 10.1109/TAP.2011.2152316
    Date of publication: 2011-05-10
    Journal article
  • Discretization of the Electric-Magnetic field integral equation with the Divergence-Taylor-Orthogonal basis functions

     Ubeda, E.; Tamayo, J.M.; Rius, J.
    European Conference on Antennas and Propagation
    p. 2613-2617
    Presentation's date: 2011-04-11
    Presentation of work at congresses
  • Fast and Accurate Computation of Hypersingular Integrals in Galerkin Surface Integral Equation Formulations via the Direct Evaluation Metho

     Polimeridis, A. G.; Tamayo, J.M.; Rius, J.; Mosig, J. R.
    IEEE transactions on antennas and propagation
    Vol. 59, num. 6, p. 2329-2340
    DOI: 10.1109/TAP.2011.2143662
    Date of publication: 2011-04
    Journal article
  • A recursive acceleration technique for static potential Green's functions of a rectangular cavity combining image and modal series

     Tamayo, J.M.; López-Peña, S.; Mattes, M.; Heldring, A.; Rius, J.; Mosig, J. R.
    IEEE transactions on microwave theory and techniques
    Vol. 59, num. 3, p. 542-551
    DOI: 10.1109/TMTT.2010.2103088
    Date of publication: 2011-03
    Journal article
  • Multilevel adaptive cross approximation and direct evaluation method for fast and accurate discretization of electromagnetic integral equations  Open access  awarded activity

    Department of Signal Theory and Communications, Universitat Politècnica de Catalunya
    Theses
  • Multiscale compressed block decomposition for fast direct solution of method of moments linear system

     Heldring, A.; Rius, J.; Tamayo, J.M.; Parrón, J.; Ubeda, E.
    IEEE transactions on antennas and propagation
    Vol. 59, num. 2, p. 526-536
    DOI: 10.1109/TAP.2010.2096385
    Date of publication: 2011-02
    Journal article
  • Design, simulation and measurement of millimetre wave antennas for comunications and imaging

     Blanch, S.; Cardama, A.; Jofre, L.; Romeu, J.; Roqueta, G.; Guardiola, M.; Serrano, R.; Izquierdo, B.; Alonso, J.; Capdevila, S.; Monsalve, B.; Diaz, E.; Rodrigo, D.; Nova, E.; Tamayo, J.M.; Rius, J.
    Competitive project
  • Taylor-orthogonal basis functions for the discretization in method of moments of second kind integral equations in the scattering analysis of perfectly conducting or dielectric objects  Open access

     Ubeda, E.; Tamayo, J.; Rius, J.
    Progress in electromagnetics research (PIER)
    Vol. 119, p. 85-105
    DOI: 10.2528/PIER11051715
    Date of publication: 2011
    Journal article
    Access to the full text
  • Simulation of shipborne small HF antennas with RWG discretization and fast solver

     Rius, J.; Jofre, L.; Tamayo, J.M.; Heldring, A.; Ubeda, E.
    IEEE International Conference on Wireless Information Technology and Systems
    DOI: 10.1109/ICWITS.2010.5611892
    Presentation's date: 2010-09-01
    Presentation of work at congresses
  • Software framework for integration of method of moments kernels with the Adaptive Cross Approximation (ACA) algorithm

     Espinosa, H.; Brick, Y.; Boag, A.; Rius, J.
    Convention of Electrical and Electronics Engineers in Israel
    p. 634-636
    DOI: 10.1109/EEEI.2010.5662139
    Presentation's date: 2010-08-18
    Presentation of work at congresses
  • Fast direct solution of the combined field integral equation  Open access

     Heldring, A.; Tamayo, J.M.; Rius, J.
    URSI Commission B International Symposium on Electromagnetic Theory
    Presentation's date: 2010-08-17
    Presentation of work at congresses
    Access to the full text
  • New European Watcher

     Rius, J.; O'callaghan, J.; Makhoul, E.; Broquetas, A.
    Competitive project
  • New electric-magnetic field integral equation for the scattering analysis of perfectly conducting sharp-edged objects at very low or extremely low frequencies

     Ubeda, E.; Rius, J.
    IEEE International Symposium on Antennas and Propagation
    DOI: 10.1109/APS.2010.5561038
    Presentation's date: 2010-07-14
    Presentation of work at congresses
  • On the efficient evaluation of hyper-singular integrals in Galerkin surface integral equation formulations via the direct evaluation method  Open access

     Tamayo, J.M.; Polimeridis, A. G.; Rius, J.; Mosig, J. R.
    IEEE International Symposium on Antennas and Propagation
    p. 1-4
    DOI: 10.1109/APS.2010.5561848
    Presentation's date: 2010-07-12
    Presentation of work at congresses
    Access to the full text