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    Export 79 results:
      2012
      F. J. Álvarez, Á. Hernández, J. A. Moreno, M. C. del Pérez, J. Ureña, and C. D. Marzziani, “Doppler-tolerant receiver for an ultrasonic LPS based on Kasami sequences”, Sensors and Actuators A: Physical, vol. 189, p. pp. 238-253 , 2012. Abstract
      C. P. M. Rubio, R. S. Serrano, J. Ureña, Á. Hernández, C. D. Marzziani, and F. J. Álvarez, “Correlator Implementation for Orthogonal CSS Used in an Ultrasonic LPS”, IEEE Sensors Journal, vol. 12, no. 9, p. 2807 - 2816, 2012. Abstract
      2011
      J. Aparicio, A. Jiménez, F. J. Álvarez, J. Ureña, C. D. Marzziani, and C. Diego, “Modeling the Behavior of an Underwater Acoustic Relative Positioning System Based on Complementary Set of Sequences”, Sensors, vol. 11, no. 12, p. 11188 - 11205, 2011. Abstract
      C. Diego, Á. Hernández, A. Jiménez, F. J. Álvarez, R. Sanz, and J. Aparicio, “Ultrasonic Array for Obstacle Detection Based on CDMA with Kasami Codes”, Sensors, vol. 11, no. 12, p. 11464 - 11475, 2011. Abstract
      E.Garcia, et al., “Genetic Algorithm for searching a Doppler Resilient Multilevel Complementary Waveform.”, in IEEE 7th International Symposium on Intelligent Signal Processing, WISP-2011, Floriana Malta, 2011, vol. 1, 1 vol., p. 74-78.
      C. Diego, et al., “Reflector detection with ultrasonic array based on encoded transmission”, in 2011 International Conference on Indoor Positioning and Indoor Navigation (IPIN 2011), Guimaraes (Portugal), 2011, p. 1-4.
      C. Diego, Á. Hernández, A. Jiménez, F. J. Álvarez, R. Sanz, and J. Aparicio, “Análisis de un array sensorial ultrasónico piezopolimérico para la detección de obstáculos”, in XVIII Seminario Anual de Automática, Electrónica Industrial e Instrumentación (SAAEI 2011), Badajoz (Spain), 2011, p. 873-878.
      C. D. Marzziani, et al., “Protocolo de comunicación de datos acústico para sistema de posicionamiento relativo”, in XVIII Seminario Anual de Automática, Electrónica Industrial e Instrumentación (SAAEI 2011), Badajoz (Spain), 2011, p. 855-860.
      C. D. Marzziani, et al., “A low cost reconfigurable sensor network for coastal monitoring”, in IEEE OCEANS 2011 Conference and Exhibition, Santander (Spain), 2011, p. 1-6.
      C. D. Marzziani, et al., “Recursive algorithm to directly obtain the sum of correlations in a CSS”, Signal Processing, vol. 91, no. 5, p. 1343 - 1346, 2011. Abstract
      2010
      M. C. del Pérez, J. Ureña, C. D. Marzziani, Á. Hernández, J. J. Garcia, and F. J. Álvarez, “Very efficient correlator for loosely synchronised codes”, Electronics Letters, vol. 46, no. 16, p. 1127, 2010.
      J. J. Garcia, et al., “Efficient Multisensory Barrier for Obstacle Detection on Railways”, IEEE Transactions on Intelligent Transportation Systems, vol. 11, no. 3, p. 702 - 713, 2010.
      J. J. Garcia, et al., “Sensory system for obstacle detection on high-speed lines”, Transportation Research Part C: Emerging Technologies, vol. 18, no. 4, p. 536 - 553, 2010.
      F. J. Álvarez, et al., “Accurate 3D localization of reflectors with an EMFi sensor array.”, in 2010 IEEE International Symposium on Industrial Electronics (ISIE 2010)., 2010, p. 2823-2827.
      C. Diego, et al., “Bearing estimation algorithm based on spectral analysis of the ultrasonic received echoes”, in 2010 IEEE International Symposium on Industrial Electronics (ISIE 2010)., 2010, p. 1-4.
      2009
      C. D. Marzziani, et al., “Acoustic Sensor Network for Relative Positioning of Nodes”, Sensors, vol. 9, no. 11, p. 8490 - 8507, 2009. Abstract
      J. J. Garcia, et al., “Sensory system for obstacle detection on high-speed lines”, Transportation Research Part C: Emerging Technologies, vol. On-line, p. 1-18, 2009. Abstract
      Á. Hernández, et al., “Advanced adaptive sonar for mapping applications.”, Journal of Intelligent & Robotic Systems., vol. 55, p. 81-106, 2009.
      A. Jimenez, et al., “Aqueous-liquids Characterization Based on Encoded Ultrasonic Signals”, in 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), 2009, p. 99-104.
      M. C. del Pérez, et al., “Efficient hardware implementation for detecting CSS-based Loosely Synchronous codes in a Local Positioning System”, in 2009 IEEE Conference on Emerging Technologies & Factory Automation (ETFA 2009), 2009, p. 1-4.
      F. J. Álvarez, et al., “Encoding Ultrasonic Signals with Kasami Sequences to perform Spectrum-based Localization”, in 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), 2009, p. 49-54.
      M. C. del Pérez, et al., “Performance Comparison of Different Codes in an Ultrasonic Positioning System using DS-CDMA”, in 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), 2009, p. 125-130.
      C. D. Marzziani, et al., “Relative Localization and Mapping combining Multidimensional Scaling and Levenberg-Marquardt optimization”, in 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), 2009, p. 43-48.
      Á. Hernández, et al., “Estimating bearing angles by encoding ultrasonic transmissions at different frequencies”, in 2009 IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2009), 2009, p. 1429-1433.
      2008
      A. Jimenez, et al., “EMFi-based ultrasonic transducer for robotics applications”, Sensor and Actuators A, vol. 148, p. 342-349, 2008.
      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. 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
      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)
      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. 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 IEEE Conference on Emerging Technologies and Factory Automation, 2006. ETFA '06., Prague, 2006, p. 1149 - 1152. Abstract
      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.
      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)

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