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    Export 52 results:
      2013
      J. Aparicio, A. Jimenez, F. J. Alvarez, J. Ureña, C. D. Marzziani, and C. Diego, “Influence of different phenomena on the errors in distance measurement using underwater acoustics coded signals”, in OCEANS 2013 - NORWAY2013 MTS/IEEE OCEANS - Bergen, Bergen, Norway, 2013, p. 1 - 8. Abstract
      2012
      Á. Hernández, et al., “FPGA-Based Track Circuit for Railways Using Transmission Encoding”, IEEE Transactions on Intelligent Transportation Systems, vol. 13, no. 2, p. 437-448, 2012.
      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 Perez, J. Ureña, Á. Hernández, A. Jimenez, and C. D. Marzziani, “Efficient Generation and Correlation of Sequence Pairs With Three Zero-Correlation Zones”, IEEE Transactions on Signal Processing, vol. 57, no. 9, p. 3450 - 3465, 2009. Abstract
      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.
      Á. Hernández, et al., “Implementation of a Transmission Encoding System for a Track Circuit”, in 2009 IEEE Conference on Emerging Technologies & Factory Automation (ETFA 2009), 2009, p. 1-4.
      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.
      D. Ruiz, et al., “Data processing for the calibration of an acoustic local position system”, in IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2008), 2009, p. 2085-2090.
      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.
      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.
      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.
      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. 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.
      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)
      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)
      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.
      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.
      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)
      2005
      J. J. Garcia, et al., “Optimal estimation techniques to reduce false alarms in railway obstacle detection”, in IEEE International Conference on Industrial Technology, 2005. ICIT 2005. , Hong Kong, 2005, p. 459 - 464. Abstract  Download: ICIT-2005-JJ.pdf (5.57 MB)
      J. J. Garcia, et al., “Dedicated smart IR barrier for obstacle detection in railways”, in 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. , 2005, p. 439 - 444. Abstract  Download: IECON-2005-JJ.pdf (699.72 KB)
      Á. Hernández, et al., “A comparison of computing architectures for ultrasonic signal processing”, in 2005 IEEE International Workshop on Intelligent Signal Processing, WISP 2005, Faro, Portugal, 2005, p. 38 - 40. Abstract  Download: WISP2005-Alvaro.pdf (1.18 MB)
      C. D. Marzziani, et al., “Simultaneous Measurement of Times-of-Flight and Communications in Acoustic Sensor Networks”, in IEEE International Symposium on Intelligent Signal Processing (WISP 2005), Faro, Portugal, 2005, p. 1.
      F. J. Álvarez, et al., “Using Complementary Sets of Sequences for Direct Channel Estimation in Asynchronous Systems”, in 4th IEEE International Symposium on Intelligent Signal Processing (WISP2005), Faro, Portugal, 2005, p. 1-6.
      A. Ochoa, et al., “Ultrasonic pattern recognition based on ANN and PCA techniques”, in IEEE International Symposium on Industrial Electronics (ISIE´05), Dubrovnik, Croatia, 2005, p. 1.

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