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alvaro.hernandez

2009
F. J. Rodríguez, C. Girón, E. Bueno, Á. Hernández, S. Cobreces, and P. Martín, “Remote Laboratory for Experimentation With Multilevel Power Converters”, IEEE Trans. on Industrial Electronics, vol. 56, p. 536-553, 2009.
2008
A. Jimenez, et al., “EMFi-based ultrasonic transducer for robotics applications”, Sensor and Actuators A, vol. 148, p. 342-349, 2008.
Á. Hernández, R. Mateos, F. J. Rodríguez, C. Girón, and M. J. Díaz, “Using FPGA as coprocessor device in the controllers of a grid power converters”, in 34th IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2008), 2008, p. 2405-2410.
Á. Hernández, et al., “Advanced adaptative sonar for mapping applications”, Journal of Intelligent and Robotic Systems, vol. 55, no. 5, p. 81-106, 2008. Abstract  Download: advanced_adaptative_sonar.pdf (1.03 MB)
M. C. del Pérez, J. Ureña, Á. Hernández, F. J. Álvarez, A. Jimenez, and C. D. Marzziani, “Efficient correlator for LS codes generated from orthogonal CSS”, IEEE Communications Letters, vol. 12, no. 10, p. 764-766, 2008.
F. J. Rodríguez, S. Cobreces, E. Bueno, Á. Hernández, R. Mateos, and F. Espinosa, “Control electronic platform based on floating-point DSP and FPGA for a NPC multilevel back-to-back converter”, Electric Power Systems Research, vol. 78, p. 1597-1609, 2008.
E. García, J. J. Garcia, J. Ureña, Á. Hernández, A. Jimenez, and M. J. Díaz, “Efficient management of an advanced data acquisition system with real time streaming”, in 13th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA 2008), 2008, p. 745-750.
D. Ruiz, et al., “Optimal test-point positions for calibrating an ultrasonic LPS system”, in 13th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA 2008), 2008, p. 338-344.
J. J. Garcia, J. Ureña, Á. Hernández, M. Mazo, J. F. Vazquez, and M. J. Díaz, “Multi-sensory system for obstacle detection on railways”, in IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2008), 2008, p. 2091-2096.
E. Bueno, S. Cobreces, F. J. Rodríguez, Á. Hernández, and F. Espinosa, “Design of a back-to-back NPC converter interface for wind turbines with squirrel-cage induction generator”, IEEE Tr. on Energy Conversion., vol. 23, p. 932-945, 2008.
F. J. Álvarez, J. Ureña, Á. Hernández, M. Mazo, J. J. Garcia, and A. Jimenez, “Influence of atmospheric refraction on the performance of an outdoor ultrasonic pulse compression system”, Applied Acoustics, vol. 69, p. 994-1002, 2008. Download: a2008.pdf (728.11 KB)
2007
A. Ochoa, J. Ureña, Á. Hernández, M. Mazo, J. A. Jimenez, and M. C. del Perez, “PCA-Based Classification for 3D Ultrasonic Reflectors”, in 5th IEEE International Symposium on Intelligent Signal Processing (WISP2007), Alcalá de Henares, España, 2007, vol. 1, p. 519-524. Abstract  Download: PCA-Based Classification for 3D Ultrasonic Reflectors.pdf (7.04 MB)
C. D. Marzziani, et al., “Performance Analysis of an Acoustic Relative Positioning System”, in 2007 IEEE International Symposium on Intelligent Signal Processing2007 IEEE International Symposium on Intelligent Signal Processing, Alcala de Henares, Spain, 2007, p. 1 - 6.
J. M. Villadangos, et al., “Ultrasonic Local Positioning System with Large Covered Area”, in 2007 IEEE International Symposium on Intelligent Signal Processing2007 IEEE International Symposium on Intelligent Signal Processing, Alcala de Henares, Spain, 2007, p. 1 - 6.
A. Jimenez, et al., “Piezopolymeric Transducer for Ultrasonic Sensorial Systems”, in 2007 IEEE International Symposium on Industrial Electronics2007 IEEE International Symposium on Industrial Electronics, Vigo, Spain, 2007, p. 1458 - 1463.
C. D. Marzziani, J. J. Garcia, F. J. Álvarez, J. Ureña, Á. Hernández, and M. Mazo, “Modular Architecture for Efficient Generation and Correlation of Complementary Set of Sequences”, IEEE Transactions on Signal Processing, vol. 55, no. 2, p. 2323-2337, 2007. Download: a2007.pdf (1.99 MB)
Á. Hernández, J. Ureña, M. Mazo, J. J. Garcia, A. Jimenez, and F. J. Álvarez, “Reduction of Blind Zone in Ultrasonic Transmitter/Receiver Transducer”, Sensors and Actuators A: Physical, vol. 133, p. 96-103, 2007. Download: a2007.pdf (651.8 KB)
M. C. del Perez, J. Ureña, Á. Hernández, A. Jimenez, W. P. Marnane, and F. J. Álvarez, “Efficient Real-Time Correlator for LS Sequences”, in IEEE International Symposium on Industrial Electronics (ISIE'07), Vigo, España, 2007, vol. 1, 1 vol., p. 1163 - 1168. Abstract  Download: Efficient Real-Time Correlator for LS Sequences.pdf (614.96 KB)
C. D. Marzziani, et al., “Implementation of Acoustic Sensor Network for Relative Positioning System”, in IEEE Internacional Symposium in Industrial Electronics (ISIE'07), Vigo, España, 2007, vol. 1, 1 vol., p. 1559 - 1564. Abstract  Download: Implementation of Acoustic Sensor Network for Relative Positioning.pdf (1.13 MB)
J. M. Villadangos, et al., “Improvement of Cover Area in Ultrasonic Local Positioning System Using Cylindrical PVDF Transducer.”, in IEEE Internacional Symposium on Industrial Electronics (ISIE'07)., Vigo, España, 2007, vol. 1, 1 vol., p. 1473 - 1477. Abstract  Download: pvdf.pdf (636.13 KB)
A. Jimenez, et al., “Piezopolymeric Transducer for Ultrasonic Sensorial Systems”, in IEEE International Symposium on Industrial Electronics (ISIE'07), Vigo, España, 2007, vol. 1, 1 vol., p. 1458 - 1463. Abstract  Download: piezopolymeric.pdf (3.74 MB)
M. C. del Pérez, J. Ureña, Á. Hernández, C. D. Marzziani, and A. Jimenez, “Hardware Implementation of an Efficient Correlator of Macro-Sequences generated from Interleaving of Complementary Sets of Sequences”, Journal of Universal Computer Science, vol. 13, no. 3, p. 388-406, 2007. Download: a2007.pdf (628.65 KB)
F. J. Álvarez, et al., “Detecting ultrasonic signals in a turbulent atmosphere: performance of different codes”, in 5th IEEE International Symposium on Intelligent Signal Processing (WISP2007), Alcalá de Henares, España, 2007, vol. 1, p. 613 - 618. Abstract  Download: Detecting ultrasonic signals in a turbulent atmosphere.pdf (1.38 MB)
M. C. del Perez, et al., “Ultrasonic beacon-based Local Positioning System using Loosely Synchronous codes”, in 5th IEEE International Symposium on Intelligent Signal Processing (WISP2007), Alcalá de Henares, España, 2007, vol. 1, p. 923 - 928. Abstract  Download: Ultrasonic beacon-based Local Positioning System using Loosely.pdf (5.4 MB)
J. Ureña, et al., “Advanced Sensorial System for an Acoustic LPS”, Microprocessors and Microsystems, vol. 31, no. 6, p. 393-401, 2007. Download: a2007.pdf (864.58 KB)
F. J. Álvarez, J. Ureña, Á. Hernández, A. Jimenez, J. M. Villadangos, and M. C. del Perez, “Modeling a Turbulent Atmosphere as a Dynamic Channel for Narrow-Band Ultrasonic Signals”, in 19th International Congress on Acoustics (ICA'07), Madrid, España, 2007, vol. ULT10-19, p. 1-6. Abstract  Download: Dynamic channel, narrowband ultrasonic signals, turbulent atmosphere.pdf (263.35 KB)
J. Ureña, et al., “Separation of Concurrent Echoes Depending on the Emitting Source Using DS-CDMA”, in 19th International Congress on Acoustics (ICA'07), Madrid, España, 2007, vol. ULT10-13, p. 1-6. Abstract  Download: SEPARATION OF CONCURRENT ECHOES DEPENDING ON THE.pdf (283.29 KB)
2006
A. Gardel, Á. Hernández, R. Miota, I. Bravo, and R. Mateos, “Correction of Omnidirectional Camera Images using Reconfigurable Hardware”, in IECON 2006 - 32nd Annual Conference on IEEE Industrial ElectronicsIECON 2006 - 32nd Annual Conference on IEEE Industrial Electronics, Paris, France, 2006, p. 3403 - 3407. Abstract
Á. Hernández, A. Gardel, L. Perez, I. Bravo, R. Mateos, and E. Sanchez, “Real-Time Image Distortion Correction using FPGA-based System”, in IECON 2006 - 32nd Annual Conference on IEEE Industrial ElectronicsIECON 2006 - 32nd Annual Conference on IEEE Industrial Electronics, Paris, France, 2006, p. nil7 - nil11. Abstract
C. D. Marzziani, ““Sistema de localización Acústico empleando Conjuntos de Secuencias Complementarias””, 2006.
A. Jimenez, et al., “FPGA-based Implementation of an Ultrasonic Beacon for a Local Positioning System”, in 32nd IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2006), París, Francia, 2006, vol. CD, p. 1.
C. D. Marzziani, et al., “Inter-Symbol Interference Reduction on Macro-Sequences Generated from Complementary Set of Sequences”, in 32nd IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2006), Paris, Francia, 2006, vol. CD, p. 3367 - 3372.
J. J. Garcia, et al., “Reliability improvement of obstacle detection in an IR barrier”, in 32nd IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2006), Paris, Francia, 2006, vol. CD, p. 3176 - 3181.
F. J. Álvarez, J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, and C. D. Marzziani, “High Reliability Outdoor Sonar Prototype based on Efficient Signal Coding”, IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol. 53, no. 10, p. 1862-1871, 2006. Download: a2006.pdf (1.14 MB)
J. J. Garcia, et al., “Data Integration by considering spatial diversity in an IR barrier”, in 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), Praga, República Checa, 2006, vol. 1, p. 1149 - 1152.
J. J. Garcia, et al., “Data Integration by considering spatial diversity in an IR barrier”, in IEEE Conference on Emerging Technologies and Factory Automation, 2006. ETFA '06., Prague, 2006, p. 1149 - 1152. Abstract
M. J. Díaz, et al., “Diseño de un Enlace Optico basado en Sensores Infrarrojos con Control Automatico de la Potencia de Emision”, in Seminario Anual de Automatica, Electronica Industrial e Instrumentacion (SAAEI´06), Gijon, Spain, 2006, vol. 1, 1 vol., p. 1-6. Download: Diseno_de_un_Enlace_Optico_basado_en_Sensores_Infrarrojos_SAAEI_DIAZ_06.pdf (257.22 KB)
M. Alonso, et al., “Diseño de una Baliza Ultrasonica para un Sistema de Posicionamiento Local”, in VI Jornadas sobre Computacion Reconfigurable y Aplicaciones (JCRA'06), Caceres (SPAIN), 2006, vol. 1, 1 vol., p. 153-158. Download: Diseno_de_una_Baliza_Ultrasonica_para_un_Sistema_JCRA_A-JIMENEZ_06.pdf (1.04 MB)
A. Ochoa, et al., “Generacion y Correlacion Eficiente de Macro-secuencias a partir de Secuencias Complementarias”, in Seminario Anual de Automatica, Electronica Industrial e Instrumentacion (SAAEI´06), Gijon, Spain, 2006, vol. 1, 1 vol., p. 1-6. Download: Generacion_y_Correlacion_Eficiente_de_Macro-Secuencias_a_partir_SAAEI_MARZIANI_06.pdf (140.63 KB)
A. Ochoa, J. Ureña, Á. Hernández, M. Mazo, C. D. Marzziani, and M. C. del Perez, “Processing Algorithm for obtaining the Impulse Response in a MIMO Ultrasonic System”, in IEEE Conference on Emerging Technologies and Factory Automation, 2006. ETFA '06. , Prague, 2006, p. 977 - 980. Abstract  Download: ETFA06-Ochoa.pdf (297.23 KB)
C. D. Marzziani, et al., “Relative positioning system using simultaneous round trip time of flight measurements.”, in 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), Praga, República Checa, 2006, 1 vol., p. 602 - 605.
A. Jimenez, et al., “Transductor Piezopolimerico para Sistemas Sensoriales Ultrasonicos”, in Seminario Anual de Automatica, Electronica Industrial e Instrumentacion (SAAEI´06), Gijon, Spain, 2006, vol. 1, 1 vol., p. 1-5. Download: Trasnductor_Piezopolimerico_para_Sistemas_Sensoriales_Ultrasonicos_SAAEI_A-JIMENEZ_06.pdf (141.83 KB)
C. Losada-Gutiérrez, et al., “Uso de la técnica PCA para la validación de la detección de objetos en entornos ferroviarios.”, in Seminario Anual de Automatica, Electronica Industrial e Instrumentacion (SAAEI´06), 2006, p. 1-6. Download: saaei06_losada.pdf (196.85 KB)
M. C. del Perez, Á. Hernández, J. Ureña, C. D. Marzziani, and A. Jimenez, “FPGA-based implementation of a correlator for Kasami sequences”, in 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), Praga, República Checa, 2006, vol. 1, p. 1141 - 1144.
A. Ochoa, J. Ureña, Á. Hernández, M. Mazo, C. D. Marzziani, and M. C. del Perez, “Processing algorithm for obtaining the impulse response in a MIMO ultrasonic system”, in 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), Praga, República Checa, 2006, vol. 1, p. 977 - 980.
F. J. Álvarez, et al., “Detection module in a complementary set of sequences-based pulse compression system”, in 16th International Conference on Field Programmable Logic and Applications (FPL 2006), Madrid, España, 2006, vol. 1, p. 73 - 78.
M. C. del Perez, J. Ureña, Á. Hernández, C. D. Marzziani, A. Ochoa, and W. P. Marnane, “FPGA implementation of an efficient correlator for complementary sets of sequences”, in 16th International Conference on Field Programmable Logic and Applications (FPL 2006), Madrid, España, 2006, vol. 1, p. 697 - 700.
J. M. Villadangos, et al., “Interfaz DS-CDMA Ultrasonica Para Posicionamiento en Espacios Inteligentes”, in Segundo Congreso Iberoamericano sobre Computación Ubicua (CICU'06), Alcala de Henares (SPAIN), 2006, vol. 1, 1 vol., p. 95-105. Download: Interfaz_DS-CDMA_Ultrasonica_Para_Posicionamiento_en_Espacios_Inteligentes_CICU_VILLADANGOS_06.pdf (1.65 MB)
F. J. Álvarez, et al., “Real-time Implementation of an Efficient Correlator for Complementary Sets of Four Sequences Applied to Ultrasonic Pulse Compression Systems”, Microprocessors and Microsystems, vol. 30, no. 1, p. 43-51, 2006. Download: a2006.pdf (326.6 KB)
F. J. Álvarez, J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, and C. D. Marzziani, “High reliability outdoor sonar prototype based on efficient signal coding”, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, vol. 53, no. 10, p. 1862-1872, 2006. Abstract

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