Universidad de Oviedo TSC-UNIOVI Signal Theory and Communications Group (Grupo de Teoría de la Señal y Comunicaciones)
Project: INVEMTA
"INVerse ElectroMagnetism Techniques with Application to near-field diagnosis, imaging and location - INVEMTA” (Técnicas de Electromagnetismo Inverso con Aplicación al diagnóstico, reconstrucción de geometría y localización - INVEMTA) TEC2008-01638
Publications (with acknowledgement to the “Ministerio de Ciencia e Innovacion” of Spain)
JOURNALS - JCR [P.1] Y. Alvarez, C. Cappellin, F. Las-Heras, O. Breinbjerg, “On the comparison of the Spherical Wave Expansion-to-Plane Wave Expansion and the Sources Reconstruction Method for Antenna Diagnostics,” Progress In Electromagnetics Research PIER 87 (ISSN 1559-8985), pp. 245-262, November 2008. [P.2] Y. Alvarez, F. Las-Heras, M. R. Pino, “Probe-distortion correction for the sources reconstruction method,” IEEE Antennas and Propagation Magazine (ISSN 1045-9243). Vol. 50, No. 6. pp. 117-124. December 2008. [P.3] Manuel Arrebola, Yuri Álvarez, Jose A. Encinar, Fernando Las-Heras, “Accurate Analysis of Printed Reflectarrays considering the Near Field of the primary feed”, IET Microwaves, Antennas & Propagation (ISSN 0013-5194). Vol. 3, Issue 2, pp. 187-194. March 2009. [P.4] Yuri Álvarez, Fernando Las-Heras, Belén A. Casas, Cebrián García, “Antenna Diagnostics Using Arbitrary-Geometry Field Acquisition Domains,” IEEE Antennas and Wireless Propagation Letters (ISSN 1536-1225). Vol. 8, pp. 375-378, 2009. [P.5] Fernando Las-Heras, Belén Galocha, Yuri Álvarez, “On The Sources Reconstruction Method Application For Array And Aperture Antennas Diagnostics,” Microwave and Optical Technology Letters (ISSN: 0895-2477). Vol. 51, Issue 7, pp. 1664-1668, July 2009. [P.6] W. Hu, M. Arrebola, R. Cahill, J. Encinar, V. Fusco, H. Gamble, Y. Alvarez, F. Las-Heras, “94GHz Dual-Reflector Antenna with Reflectarray Sub-reflector”, IEEE Transactions on Antennas and Propagation (ISSN 0018-926X) Vol. 57, No. 10, pp. 3043-3050, October 2009. [P.7] Yuri Alvarez, Fernando Las-Heras, Marcos R. Pino, Tapan K. Sarkar, “An Improved Super-Resolution Source Reconstruction Method”. IEEE Transactions on Instrumentation and Measurement (ISSN 0018-9456), Vol. 58, Issue 11, pp. 3855-3866, November 2009. [P.8] Jaime Laviada, Yuri Álvarez, Fernando Las-Heras, “Efficient determination of the near-field in the vicinity of an antenna for the determination of its safety perimeter,” Progress In Electromagnetics Research PIER 103 (ISSN 1559-8985), pp. 371-391, 2010. [P.9] Yuri Álvarez, Fernando Las-Heras, and Marcos R. Pino, “The Sources Reconstruction Method for Amplitude-Only Field Measurements,” IEEE Transactions on Antennas and Propagation (ISSN 0018-926X) Vol. 58, No. 8, pp. 2776-2881, August 2010. [P.10] Yuri Álvarez, María Elena de Cos, José Lorenzo, Fernando Las-Heras, “Novel Received Signal Strength-Based Indoor Location System: Development and Testing,” EURASIP Journal on Wireless Communications and Networking (ISSN: 1687-1472, e-ISSN: 1687-1499), Special Issue on Signal Processing-Assisted Protocols and Algorithms for Cooperating Objects and Wireless Sensor Networks. Volume 2010 (2010), Article ID 254345, 11 pages. [P.11] Yuri Alvarez, M. Elena de Cos, and Fernando Las-Heras, “RCS Measurement Setup for Periodic Structure Prototype Characterization,” IEEE Antennas and Propagation Magazine (ISSN 1045-9243) Vol. 52, No. 3, pp. 100-106, June 2010. [P.12] Yuri Álvarez, B. Aránzazu D. Casas, Cebrián García, Fernando Las-Heras, “"Geometry reconstruction of metallic bodies using the Sources Reconstruction Method", IEEE Antennas and Wireless Propagation Letters (ISSN 1536-1225). 2010. [P.13] Rafael G. Ayestarán, Jaime Laviada, Fernando Las Heras, “Realistic Antenna Array Synthesis in Complex Environments Using a MoM-SVR Approach", Journal of Electromagnetic Waves and Applications, vol. 23(1), pp. 97-108, 2009. [P.14] Rafael G. Ayestarán, Jesús López Fernández, Fernando Las-Heras, “Self-calibration for fault or obstacle correction in continually rotating array antennas”. Progress in Electromagnetic Research, PIER 111, pp. 365-380, 2011. [P.15] S. Ver Hoeye, C. Vázquez, M. Fernández, L.F. Herrán, F. Las-Heras, “Receiving Phased Antenna Array based on Injection-Locked Harmonic Self-Oscillating Mixers”. IEEE Transactions on Antennas and Propagation, vol. 57, no. 3, pp. 645-651, Marzo 2009. [P.16] S. Ver Hoeye, M. González, M. Fernández, C. Vázquez, L.F. Herrán, F. Las-Heras, “Harmonic Optimization of Rationally Synchronized Oscillators”. IEEE Microwave and Wireless Components Letters, vol. 19, no. 5, pp. 317-319, Mayo 2009. [P.17] M. Fernández, S. Ver Hoeye, L.F. Herrán, F. Las Heras, “Design of High-Gain Wide-Band Harmonic Self-Oscillating Mixers”. International Journal of Circuit Theory and Applications, vol. 38, no. 6, pp. 551-558, Aug. 2010. DOI: 10.1002/cta.581. [P.18] L.F. Herrán, S. Ver Hoeye, M. Fernández, C. Vázquez, and F. Las Heras, “Analysis of Phase Distribution Errors in Mutually Coupled Harmonic Self-Oscillating Mixers”, IEEE Transactions on Microwave Theory and Techniques, vol. 57, no. 12, pp. 2853-2861, Dec. 2009. [P.19] S. Ver Hoeye, C. Vázuez, M. González, M. Fernández, L.F. Herrán, F. Las Heras, “Multi-Harmonic DC-Bias Network based on Arbitrarily Width Modulated Microstrip Line,” Progress In Electromagnetics Research Letters, vol. 11, pp. 119-128, 2009. [P.20] C. Vázquez, S. Ver Hoeye, M. Fernández, L.F. Herrán, F. Las Heras, “Analysis of the Performance of Injection Locked Oscillators in a Data Transmitting Polarisation Agile Antenna Application,” Progress In Electromagnetics Research Letters, vol. 12, pp. 1-10, 2009. [P.21] C. Vázquez, G. Hotopan, S. Ver Hoeye, M. Fernández, L. F. Herrán, F. Las Heras, “Microstrip Antenna Design based on Stacked Patches for Reconfigurable Two Dimensional Planar Array Topologies,” Progress In Electromagnetics Resarch, vol. 97, pp. 95-104, 2009. [P.22] C. Vázquez, S. Ver Hoeye, M. Fernández, G. León, L.F. Herrán, F. Las Heras, “Receiving Polarisation Agile Antenna Based on Injection Locked Harmonic Self Oscillating Mixers,” IEEE Transactions on Antennas and Propagation, vol. 58, no. 3, pp. 683-689, March 2009. [P.23] D. Martínez, F. Las-Heras, A. M. Campos, and J. Carro. “POPBSP-2D - A simulator to improve understanding of electromagnetic indoor propagation”. IEEE Antennas and Propagation Magazine, Educational Corner. Scheduled publitacion in December 2010. [P.24] Hipólito Gómez-Sousa, José Á. Martínez-Lorenzo, Óscar Rubiños-López, Javier G. Meana, María Graña-Varela, Borja González-Valdés, Marcos Arias-Acuña. “Strategies for improving the use of the memory hierarchy in an implementation of the Modified Equivalent Current Approximation (MECA) method”. Applied Computational Electromagnetics Society Journal. Aceptado para publicación. [P.25] Javier Gutiérrez Meana, José Ángel Martínez Lorenzo, Fernando Las Heras, Carey Rappaport. “Wave scattering by dielectric and lossy materials using the Modified Equivalent Current Approximation (MECA)”. IEEE Transactions on Antennas and Propagation. Volumen 58 Número 11 Págs. 3757-3761, 2010 [P.26] J. G. Meana, F. Las-Heras, J. A. Martínez-Lorenzo. “A comparison among fast visibility algorithms applied to computational electromagnetic”. Applied Computational Electromagnetics Society Journal. Volumen 24 Número 3 Págs. 268-280, 2009 [P.27] J. Laviada, J. Gutierrez-Meana, M. R. Pino, F.-L. Heras, "A Partial Solution of MoM Matrices Based on Characteristic Basis Functions and its Application to on-board Antennas Positioning", ACES journal, aceptado para publicación. [P.28] J. Laviada, J. Gutierrez-Meana, M. R. Pino, F.-L. Heras, "Analysis of Partial Modifications on Electrically Large Bodies via Characteristic Basis Functions," IEEE Antennas and Wireless Propagation Letters, vol. 9, págs. 834–837, 2010. [P.29] J. Laviada, M. R. Pino, F.-L. Heras, y R. Mittra, “Solution of electrically large problems with multilevel characteristic basis functions,” IEEE Trans. Antennas Propagat., vol. 57, no. 10, págs. 3189–3198, Octubre 2009. [P.30] J. Laviada, M. R. Pino, y F. Las-Heras, “Characteristic spherical wave expansion with application to scattering and radiation problems,” IEEE Antennas and Wireless Propagation Letters, vol. 8, págs. 599–602, 2009. [P.31] J. Laviada, M. R. Pino, R. Mittra, y F. Las-Heras, “Parallelized multilevel characteristic basis function method for solving electromagnetic scattering problems,” Microwave Optical and Technology Letters, vol. 51, no. 12, págs. 2963–2969, Diciembre 2009. [P.32] J. Laviada, M. R. Pino, R. Mittra, y F. Las-Heras, “On the convergence of the ACA,” Microwave Optical and Technology Letters, vol. 51, no. 10, págs. 2458–2460, Octubre 2009. [P.33] J. Laviada, M. R. Pino, F. Las-Heras, y R. Mittra, “Interpolation scheme for fast calculation of reaction terms in the characteristic basis function method,” Microwave Optical and Technology Letters, vol. 51, no. 8, págs. 1818–1824, Agosto 2009. [P.34] J. A. López Fernández, M. L. Portugués, J. M. Taboada, H. J. Rice y F.Obelleiro. “HP-FASS: A Hybrid Parallel Fast Acoustic Scattering Solver. CMMSE-09.” Aceptado para su publicación en International Journal of Computer Mathematics. DOI: 10.1080/00207160.2010.521239. [P.35] Miguel López Portugués, Jesús A. López Fernández, Alberto Rodríguez Campa, José Ranilla, “A GPGPU Solution of the FMM Near Interactions for Acoustic Scattering Problems”, Enviado a Journal of Supercomputing. [P.36] M. E. de Cos, Y. Alvarez, and F. Las-Heras. “Planar Artificial Magnetic Conductor: Design and Characterization Setup in the RFID SHF Band”, Journal of Electromagnetic Waves and Applications JEMWA (ISSN 0920-5071), volume 23, no. 11/12, page 1467-1478, July 2009, (Impact factor 2008: 3.134), (2009) [P.37] M. E. de Cos, F. Las-Heras, M. Franco. “Design of Planar Artificial Magnetic Conductor Ground plane using Frequency-Selective surfaces for Frequencies below 1 GHz”, IEEE Antennas and Wireless Propagation letters, vol 8, pp. 951-954, (2009) [P.38] María Elena de Cos, Yuri Álvarez, Ramona Cosmina Hadarig, Fernando Las-Heras. “Novel SHF-Band Uniplanar Artificial Magnetic Conductor”. IEEE Antennas and Wireless Propagation Letters (ISSN 1536-1225), Vol 9 pp. , (Índice impacto 2008: 1.312), (2010) [P.39] M. E. de Cos, Y. Alvarez, R. Hadarig and F. Las-Heras. “Novel SHF-Band Uniplanar Artificial Magnetic Conductor”, IEEE Antennas and Wireless Propagation Letters, Vol 9, (accepted for publication), (Impact factor 2008: 1.312), (2010) [P.40] M. E. de Cos, Y. Alvarez, R. Hadarig, and F. Las-Heras, “Flexible Uniplanar Artificial Magnetic Conductor”, Progress In Electromagnetics Research - PIER, Vol. 106, p. 349-362, 2010 (2010) PROCEEDINGS OF SYMPOSIA [C.1] Yuri Álvarez, Cecilia Cappellin, Fernando Las-Heras, Olav Breinbjerg, “On the comparison of the SWE-PWE and SRM for antenna diagnostics”, COST Action IC0603. 3rd Management Committee Meeting & Workshop. Limassol (Cyprus), April 9-11, 2008. [C.2] Yuri Alvarez, Fernando Las-Heras, Juan Vassal’lo, Narciso Merce Cortes, Mariano Barba Gea, “Antenna Measurement Facilities Benchmarking Proposal Using Reference Helix Antennas”. COST Action IC0603. 3rd Management Committee Meeting & Workshop. Limassol (Cyprus), April 9-11, 2008. [C.3] Yuri Alvarez, Fernando Las-Heras Manuel Arrebola, José Antonio Encinar, “The Sources Reconstruction Method for Antenna Diagnostics and Near Field to Far Field Transformation”. 30th ESA Antenna Workshop on Antennas for Earth Observation, Science, Telecommunication and Navigation Space Missions. ESA-ESTEC, Noordwijk (The Netherlands). May 27-30, 2008. pp. 477-481. [C.4] M. Rodriguez, Marta Hernando, Yuri Álvarez, F. Las-Heras, L. F. Herrán, J. Lopez, “Evaluation of the Sources Reconstruction Technique applied to magnetic field measurement in power electronic circuits”. IEEE 39thPower Electronics Specialists Conference (PECS’08). Rhodes (Greece). 15-19 June 2008. [C.5] Y. Alvarez, F. Las-Heras, M. R. Pino, “On the influence of the Near Field Acquisition Domain regarding Near-Field to Far-Field transformation”, 2008 IEEE International Symposium on Antennas and Propagation (APS’08). San Diego, CA (USA). 5-12 July 2008. [C.6] Y. Alvarez, F. Las-Heras, M. R. Pino, Jesús A. López, “Acceleration of the Sources Reconstruction Method via de Fast Multipole Method”. 2008 IEEE International Symposium on Antennas and Propagation (APS’08). San Diego, CA (USA). 5-12 July 2008. [C.7] Yuri Álvarez, Jesús A. López, Fernando Las-Heras, Marcos R. Pino, Tapan K. Sarkar, “Fast Multipole Method application to the Sources Reconstruction Method”, 2008 URSI General Assembly (URSI’08). Chicago, IL (USA), 9-16 August 2008. [C.8] Yuri Álvarez, Fernando Las-Heras, “Advances on the Sources Reconstruction Method”, COST Action IC0603. 4th Management Committee Meeting & Workshop. Dublin (Ireland), October 1-3, 2008. [C.9] Y. Alvarez, F. Las-Heras, M. R. Pino, “Advances of the Source Reconstruction Method and its applications for the diagnostics of antennas of arbitrary geometry”, 2008 Antenna Measurement Techniques Association Conference (AMTA’08). Boston, MA (USA), November 16-21, 2008. [C.10] J G. Meana, F. Las-Heras, Y. Á. López, J. Á. Martínez, A. Gutiérrez, “GPRS network optimization based on Physical Optics approximation”, 3rd European Conference on Antennas and Propagation (EUCAP’09). Berlin (Germany), 23-27 March 2009. [C.11] Y. Alvarez, M. Arrebola, F. Las-Heras, J. A. Encinar, “On the Sources Reconstruction Method application for a reflectarray antenna characterization”, 3rd European Conference on Antennas and Propagation (EUCAP’09). Berlin (Germany), 23-27 March 2009. [C.12] Y. Alvarez, F. Las-Heras, M. R. Pino, “Application of the Adaptive Cross Approximation Algorithm to the Sources Reconstruction Method”, 3rd European Conference on Antennas and Propagation (EUCAP’09). Berlin (Germany), 23-27 March 2009. [C.13] M. Arrebola, W. Hu, J. A. Encinar, R. Cahill, V. Fusco, H. Gamble, Y. Álvarez and F. Las-Heras, “Experimental validation of a 94 GHz dual-reflector antenna with a sub-reflectarray”, 5th ESA Workshop on Millimetre Wave Technology and Applications. ESA-ESTEC, Noordwijk (The Netherlands). May 18-20, 2009. [C.14] Y. Álvarez, María Elena de Cos, F. Las-Heras, “Full-wave-based location system method evaluation”, IEEE MTT-S International Microwave Workshop on Wireless Sensing, Local Positioning and RFID. Cavtat (Croatia). September 24-25, 2009. [C.15] Yuri Álvarez, Fernando Las-Heras, “The Sources Reconstruction Method Extension For Amplitude-Only Field Measurements”, COST Action IC0603. 6th Management Committee Meeting & Workshop. Wroclaw (Poland), October 14-16, 2009. [C.16] Yuri Álvarez, Manuel Arrebola, Fernando Las-Heras, José Antonio Encinar, “On the Sources Reconstruction Method application for a reflectarray antenna characterization,” COST Action IC0603. 7th Management Committee Meeting & Workshop. Lisbon (Portugal), February 24-26, 2010. [C.17] María Elena de Cos, Yuri Álvarez, Fernando Las-Heras, “Design and Characterization of a Planar Artificial Magnetic Conductor in the RFID SHF band”, 4th European Conference on Antennas and Propagation (EUCAP’10). Barcelona (Spain), 12-16 April 2010. [C.18] Yuri Álvarez, Belén Aránzazu D. Casas, Cebrián García, Fernando Las-Heras, “The Volumetric Sources Reconstruction Method and its Applications to Geometry Reconstruction”, 4th European Conference on Antennas and Propagation (EUCAP’10). Barcelona (Spain), 12-16 April 2010. [C.19] Yuri Álvarez, Fernando Las-Heras, Marcos R. Pino, “Antenna Characterization Using The Sources Reconstruction Method”, 4th European Conference on Antennas and Propagation (EUCAP’10). Barcelona (Spain), 12-16 April 2010. [C.20] Yuri Álvarez, María Elena de Cos, José Lorenzo, Fernando Las-Heras, “Indoor Location System using a Wireless Sensor Network,” European Workshop on Smart Objects: Systems, Tech-nologies and Applications (RFID-Systech 2010). Ciudad Real (Spain), June 15-16, 2010. [C.21] Yuri Álvarez, Fernando Las-Heras, Marcos R. Pino, “The Sources Reconstruction Method for Amplitude-Only Field Measurements,” 2010 IEEE International Symposium on Antennas and Propagation (APS’10). Toronto (Canada), July 11-17, 2010. [C.22] Cebrián García, Yuri Álvarez, Fernando Las-Heras, “The Adaptive Cross Approximation algorithm applied to a Volumetric Method-of-Moments for electromagnetic analysis of inhomogeneous bodies,” 2010 IEEE International Symposium on Antennas and Propagation (APS’10). Toronto (Canada), July 11-17, 2010. [C.23] María Elena de Cos Yuri Álvarez, Ramona.C. Hadarig and Fernando Las-Heras, “Novel Uniplanar Artificial Magnetic Conductor in the SHF Band,” Metamaterials 2010. Fourth Internacional Conference on advanced Electromagnetic Materials in Microwave and Optics. Karlsruhe, Germany, September 13-16, 2010. [C.24] Y. Álvarez, F. Las-Heras, M. R. Pino, “Antenna Diagnostics Using Phaseless NF Information,” 20th International Conference on Applied Electromagnetics and Communications (ICECOM 2010). Dubrovnik, Croatia. 20 – 23 September, 2010. [C.25] Y. Álvarez, F. Las-Heras, J. Lizarraga, C. del-Río, “Diagnostics of a Ka-Band Discrete Spherical Lens Antenna Design,” 20th International Conference on Applied Electromagnetics and Communications (ICECOM 2010). Dubrovnik, Croatia. 20 – 23 September, 2010. [C.26] Yuri Álvarez, Fernando Las-Heras, Jesús A. López, Marcos R. Pino, “Solution of electrically large problems for antenna diagnostics and characterization,” COST Action IC0603. 8th Management Committee Meeting & Workshop. Dubrovnik, Croatia. 20 – 22 September, 2010. [C.27] Rafael G. Ayestarán, Germán León, Susana Loredo, Fernando Las Heras, “Antenna Pattern Correction Using Cauchy-Gauss Modelling”. European Conference of Antennas and Propagation (EUCAP 2010), Barcelona, Abril 2010. [C.28] Rafael G. Ayestarán, Germán León, Susana Loredo, Fernando Las Heras, “Application of sparse deconvolution methods based on regularization to antenna measurement under non-ideal conditions”. VII Iberian Meeting on Computational Electromagnetics (EIEC 2010), Monfragüe, Cáceres, Mayo 2010. [C.29] Rafael G. Ayestarán, Germán León, Susana Loredo, Fernando Las Heras, “Corrección de Medidas en Antenas Mediante Regularización con Modelos Cauchy-Gauss”, XXIV Simposium Nacional de la Unión Científica Internacional de Radio (URSI 2009), Santander, Sept. 2009. [C.30] Germán León, Rafael G. Ayestarán, Susana Loredo, Fernando Las Heras, “Corrección de Medidas en Antenas Mediante Regresión con Vectores Soporte”, XXIV Simposium Nacional de la Unión Científica Internacional de Radio (URSI 2009), Santander, Sept. 2009. [C.31] Y. Álvarez, F. Las-Heras, M. Arrebola, J. A. Encinar. “The Sources Reconstruction Method for Antenna Diagnostics and Near Field to Far Field Transformation”, 30th ESA Antenna Workshop on Antennas for Earth Observation, Science, Telecommunication and Navigation Space Missions. Innovation and Challenges. ESA-ESTEC, Noordwijk, Holanda. 27-30 mayo 2008 [C.32] Y. Álvarez, F. Las-Heras, M. Arrebola, J. A. Encinar, “On the Sources Reconstruction Method application for a reflectarray antenna characterization”. 3rd European Conference on Antennas and Propagation – EuCAP 2009. Berlín, Alemania. 23-27 marzo 2009. [C.33] M. Arrebola, W. Hu, J. A. Encinar, R. Cahill, R. Dickie, V. Fusco, H. Gamble, Y. Álvarez, F. Las-Heras. “Experimental validation of a 94 GHz dual-reflector antenna with a sub-reflectarray”, 5th ESA Workshop on Millimetre Wave Technology and Applications & 31st ESA Antenna Workshop on Millimetre and sub-millimetre waves – from technologies to systems. ESA-ESTEC, Noordwijk, Holanda. 18-20 mayo 2009. [C.34] M. Arrebola, J. A. Encinar, W. Hu, R. Cahill, R. Dickie, V. Fusco, H. Gamble, Y. Alvarez, F. Las-Heras. “Antena de doble reflector para escaneo de haz a 94 GHz”, XXIV Simposio Nacional de la Unión Científica Internacional de Radio – URSI 2009. Santander. 16-18 septiembre 2009. [C.35] M. Arrebola, J. A. Encinar, “Phase Synthesis of Reflectarray Subreflector in Dual-Reflector Configuration for Beam Scanning Applications”, 4th European Conference on Antennas and Propagation – EuCAP 2010. Barcelona. 12-16 abril 2010. [C.36] M. Arrebola, E. Carrasco, J. A. Encinar, “Beam Scanning Antenna using a Reflectarray as Sub-Reflector”, The 26th International Review of Progress in Applied Computational Electromagnetics. Tampere, Finlandia. 25-29 abril 2010. [C.37] M. Arrebola, J. A. Encinar, “Antena de doble reflector con sub-reflectarray para aplicación de barrido de haz”, XXV Simposio Nacional de la Unión Científica Internacional de Radio – URSI 2010. Bilbao. 15-17 septiembre 2010. [C.38] C. Vázquez, S. Ver Hoeye, M. Fernández, L.F. Herrán, F. Las Heras, “Design of a Three Port Triple Band Aperture Coupled Microstrip Antenna”, IEEE International Symposium on Antennas and Propagation 2009, Charleston, Estados Unidos, pp. 1-4, Junio 2009. Publicación (ISSN/ISBN): ISBN 978-1-4244-3647-7, ISSN 1522-3965 [C.39] C. Vázquez, S. Ver Hoeye, M. Fernández, G. León, L.F. Herrán, F. Las Heras, “Transmitting Polarlisation Agile Antenna Based on Synchronized Oscillators”, presentación en la sesión especial “Active antenna arrays and transceivers based on coupled oscillators” del congreso IEEE International Symposium on Antennas and Propagation 2009, Charleston, South Carolina, Estados Unidos, pp. 1-4, junio 2009. Publicación (ISSN/ISBN): ISBN 978-1-4244-3647-7, ISSN 1522-3965 [C.40] L.F. Herrán, S. Ver Hoeye, C. Vázquez, M. Fernández, F. Las Heras, “A Receiving Phased Array Antenna Topology Based on Mutually Coupled Harmonic Self-Oscillating Mixers”, aceptado para su presentación en la sesión especial “Active antenna arrays and transceivers based on coupled oscillators” del congreso IEEE International Symposium on Antennas and Propagation 2009, Charleston, South Carolina, Estados Unidos, pp. 1-4, junio 2009. Publicación (ISSN/ISBN): ISBN 978-1-4244-3647-7, ISSN 1522-3965 [C.41] S. Ver Hoeye, C. Vázquez, M. Fernández, L.F. Herrán, F. Las Heras, “Use of variable phase-shifters based on Injection Locked Harmonic Self-Oscillating Mixers in Active Antenna Arrays”, paper invitado para su presentación en la sesión especial “Active antenna arrays and transceivers based on coupled oscillators” del congreso IEEE International Symposium on Antennas and Propagation 2009, Charleston, South Carolina, Estados Unidos, pp. 1-4, junio 2009. Publicación (ISSN/ISBN): ISBN 978-1-4244-3647-7, ISSN 1522-3965 [C.42] S. Ver Hoeye, “Tools for the visualization and numerical calculation of guided waves in Step-Index Fibers and their application in Optical Communications Courses.”, EAEEIE 2008 Annual Conference on Innovation in Education for Electrical and Information Engineering, Valencia, pp. 1-4, Junio 2009. [C.43] C. Vázquez, G. Hotopan, S. Ver Hoeye, M. Fernández, L.F. Herrán, F. Las Heras, “Defected Ground Structure for Coupling Reduction between Probe Fed Microstrip Antenna Elements”, 28th Progress in Electromagnetics Research Symposium 2010, Cambridge, USA, pp. 1-5, julio 2010. [C.44] C. Vázquez, S. Ver Hoeye, M. Fernández, L.F. Herrán, F. Las Heras, “Frequency Scanning Probe for Microwave Imaging”, 2010 IEEE International Symposium on Antennas and Propagation, Toronto, Canada, pp. 1-4, julio 2010. [C.45] R. Camblor, S. Ver Hoeye, G. Hotopan, C. Vázquez, M. Fernández, F. Las Heras, “Design of a Submillimeter Microstrip Array for Beam-Scanning Applications.”, paper aceptado para su presentación en el congreso The 35th International Conference on Infrared, Millimeter and THz Waves (IRMMW-THz 2010), Roma, pp. 1-3, Sept. 2010. [C.46] R. Camblor, S. Ver Hoeye, G. Hotopan, C. Vázquez, M. Fernández, F. Las Heras, “Easily – Manufacturable Waveguide to Microstrip Submm-Wave Transition.”, paper aceptado para su presentación en el congreso The 35th International Conference on Infrared, Millimeter and THz Waves (IRMMW-THz 2010), Roma, pp. 1-2, Sept. 2010. [C.47] G. Hotopan, S. Ver Hoeye, C. Vázquez, R. Camblor, M. Fernández, F. Las Heras, “Multi-harmonic submillimeter-wave DC-bias Network based on an Arbitrarily Width-Modulated Microstrip Line”, paper aceptado para su presentación en el congreso 40th European Microwave Conference EuMC 2010, Paris, Francia, pp. 1-4, septiembre 2010. [C.48] S. Ver Hoeye, C. Vázquez, M. Fernández, L.F. Herrán, F. Las Heras, “Uso de desfasadores variables basados en mezcladores autooscilantes armónicos en antenas tipo array activos”, XXIV Simposium del Comité Español de la URSI, Santander, pp. 1-4, 16-18 Septiembre 2009. [C.49] M. Fernández, S. Ver Hoeye, L. F. Herrán, C. Vázquez, F. Las Heras, “Optimización no lineal de mezcladores autooscilantes de banda ancha”, XXIV Simposium del Comité Español de la URSI, Santander, pp. 1-4, 16-18 Septiembre 2009. [C.50] C. Vázquez, S. Ver Hoeye, M. Fernández, L.F. Herrán, F. Las Heras, “Diseño de una antena con tres bandas de trabajo alimentadas por tres puertos independientes mediante acoplo electromagnético a través de ranura”, XXIV Simposium del Comité Español de la URSI, Santander, pp. 1-3, 16-18 Septiembre 2009. [C.51] C. Vázquez, S. Ver Hoeye, M. Fernández, L.F. Herrán, F. Las Heras, “Diseño de una Antena Transmisora con Polarización Variable Basada en Osciladores Individualmente Sincronizados”, XXIV Simposium del Comité Español de la URSI, Santander, pp. 1-4, 16-18 Septiembre 2009. [C.52] L.F. Herrán, S. Ver Hoeye, C. Vázquez, M. Fernández, F. Las Heras, “Antena receptora basada en mezcladores autooscilantes harmónicos acoplados”, XXIV Simposium del Comité Español de la URSI, Santander, pp. 1-4, 16-18 Septiembre 2009. [C.53] J. Ferri, R. Camblor, S. Ver Hoeye, F. Las Heras, “THz Antennas and Measurement”, XXIV Simposium del Comité Español de la URSI, Santander, pp. 1-4, 16-18 Septiembre 2009. [C.54] G. Hotopan, S. Ver Hoeye, C. Vázquez, R. Camblor, M. Fernández, F. Las Heras, “Red de polarización multiarmónica en banda submilimétrica, basada en línea microstrip modulada arbitrariamente”, XXV Simposium del Comité Español de la URSI 2010, Bilbao, pp. 1-4, 25-17 de Septiembre 2010. [C.55] R. Camblor, S. Ver Hoeye, G. Hotopan, C. Vázquez, M. Fernández, F. Las Heras, “Submillimeter Wave Microstrip Antenna Array with Adapted Microstrip to Waveguide Transition”, XXV Simposium del Comité Español de la URSI 2010, Bilbao, pp. 1-4, 25-17 de Septiembre 2010. [C.56] C. Vázquez, G. Hotopan, S. Ver Hoeye, M. Fernández, R. Camblor, F. Las Heras, “Reducción del acoplo electromagnético entre antenas impresas mediante el recorte de ranuras en el plano de masa”, XXV Simposium del Comité Español de la URSI 2010, Bilbao, pp. 1-4, 25-17 de Septiembre 2010. [C.57] C. Vázquez, S. Ver Hoeye, M. Fernández, G. Hotopan, R. Camblor, F. Las Heras, “Estudio de la influencia mutua entre osciladores individualmente sincronizados en una antena de polarización variable”, XXV Simposium del Comité Español de la URSI 2010, Bilbao, pp. 1-4, 25-17 de Septiembre 2010. [C.58] A. Muño, R. Camblor, Y. Álvarez, M. Sierra, S. Ver Hoeye, F. Las Heras, J.L. Besada, “Novel and Efficient Hw-Sw Developments in Millimeter Wave Antenna Measurement Facilities”, XXV Simposium del Comité Español de la URSI 2010, Bilbao, pp. 1-4, 25-17 de Septiembre 2010. [C.59] H. Gómez-Sousa, J. Á. Martínez-Lorenzo, Ó. Rubiños-López, M. Graña-Varela, B. González-Valdés, M. Arias-Acuña, J. G. Meana, F. Las.Heras. “Una optimización de MECA (Modified Equivalent Current Approximation) basada en la jerarquía de memoria”. XXV Simposium Nacional Unión Científica Internacional de Radio URSI 2010. Bilbao, septiembre de 2010. [C.60] J. G. Meana, J. Á. Martínez-Lorenzo, C. Rappaport, F. Las-Heras. “Modified Equivalent Current Approximation (MECA) applied to radioelectric coverage evaluation in rural scenarios”.IV European Conference on Antennas and Propagation (EuCAP’10). Barcelona, abril de 2010. [C.61] J. Gutiérrez-Meana, J. Á. Martínez-Lorenzo, C. Rappaport, F. Las-Heras. “A PO-MoM comparison for electrically large dielectric geometries”. IEEE AP-S International Symposium. Charleston (EE.UU.), julio de 2009. [C.62] J. Gutiérrez-Meana, F. Las-Heras, Y. Álvarez-López, J. Á. Martínez-Lorenzo, A. Gutiérrez-Pérez. “GPRS network optimization based on Physical Optics Approximation”. III European Conference on Antennas and Propagation (EuCAP’09). Berlín (Alemania), marzo de 2009. [C.63] J. Gutiérrez-Meana, F. Las-Heras, J. Á. Martínez-Lorenzo, D. Martínez, A. Campos. “Radio coverage analysis in urban scenarios”. IEEE AP-S International Symposium. San Diego (EE.UU.), julio de 2008. [C.64] J. Gutiérrez-Meana, F. Las-Heras, J. Á. Martínez-Lorenzo. Visibility algorithms for electromagnetic problems. IEEE AP-S International Symposium. San Diego (EE.UU.), julio de 2008.