Geintra
Departamento de electronica Universidad de Alcala

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    Export 85 results:
      2011
      Villladangos, J. M., J. Ureña, J. J. Garcia, M. Mazo, Á. Hernández, A. Jiménez, D. Ruíz, and C. D. Marziani, "Measuring Time-of-Flight in an Ultrasonic LPS System Using Generalized Cross-Correlation", Sensors, vol. 11, issue 11, Basilea, pp. 10326 - 10342, 11/2011. Abstract
      Marziani, C. D., J. Ureña, Á. Hernández, J. J. Garcia, F. J. Álvarez, A. Jiménez, and M. del C. Perez, "Recursive algorithm to directly obtain the sum of correlations in a CSS", Signal Processing, vol. 91, issue 5, pp. 1343 - 1346, 05/2011. Abstract
      2010
      Garcia, E., J. J. Garcia, J. Ureña, M. del C. Perez, and D. Ruiz, "Multilevel Complementary Sets of Sequences and their application in UWB", 2010 International Conference on Indoor Positioning and Indoor Navigation (IPIN)2010 International Conference on Indoor Positioning and Indoor Navigation, Zurich, Switzerland, IEEE, pp. 1 - 5, December 2010. Abstract
      Garcı́a, E., J. J. Garcia, J. Ureña, M. del C. Pérez, and Á. Hernández, "Generation algorithm for multilevel LS codes", Electronics Letters, vol. 46, issue 21, pp. 1465, 2010.
      Pérez, M. del C., J. Ureña, C. De Marziani, Á. Hernández, J. J. Garcia, and F. J. Álvarez, "Very efficient correlator for loosely synchronised codes", Electronics Letters, vol. 46, issue 16, pp. 1127, 2010.
      Garcia, J. J., J. Ureña, Á. Hernández, M. Mazo, J. A. Jiménez, F. J. Álvarez, C. D. Marziani, A. Jiménez, J. M. Díaz, C. Losada, et al., "Efficient Multisensory Barrier for Obstacle Detection on Railways", IEEE Transactions on Intelligent Transportation Systems, vol. 11, issue 3, pp. 702 - 713, 09/2010.
      Garcia, J. J., J. Ureña, M. Mazo, F. Espinosa, Á. Hernández, C. Losada, A. Jiménez, C. D. Marziani, F. J. Álvarez, and E. García, "Sensory system for obstacle detection on high-speed lines", Transportation Research Part C: Emerging Technologies, vol. 18, issue 4, pp. 536 - 553, 08/2010.
      2009
      Marziani, C. de, J. Ureña, Á. Hernández, M. Mazo, J. J. Garcia, A. Jimenez, M. del C. Perez, F. J. Álvarez, and J. M. Villadangos, "Acoustic Sensor Network for Relative Positioning of Nodes", Sensors, vol. 9, issue 11, pp. 8490 - 8507, 11/2009. Abstract
      Garcia, J. J., J. Ureña, M. Mazo, F. Espinosa, Á. Hernández, C. Losada, A. Jimenez, C. de Marziani, F. J. Álvarez, and E. García, "Sensory system for obstacle detection on high-speed lines", Transportation Research Part C: Emerging Technologies, vol. On-line, pp. 1-18, 11/2009. Abstract
      Hernández, Á., J. Ureña, M. Mazo, J. J. Garcia, A. Jimenez, J. A. Jimenez, M. del C. Pérez, F. J. Álvarez, C. de Marziani, J. P. Derutin, et al., "Advanced adaptive sonar for mapping applications.", Journal of Intelligent & Robotic Systems., vol. 55, pp. 81-106, 10/2009.
      Jimenez, A., Á. Hernández, C. Santolaya, J. Ureña, M. del C. Pérez, J. J. Garcia, D. Ruiz, E. García, and F. J. Álvarez, "Aqueous-liquids Characterization Based on Encoded Ultrasonic Signals", 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), pp. 99-104, 09/2009.
      Álvarez, F. J., Á. Hernández, J. Ureña, A. Jimenez, M. del C. Pérez, J. J. Garcia, I. Gude, and C. de Marziani, "Encoding Ultrasonic Signals with Kasami Sequences to perform Spectrum-based Localization", 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), pp. 49-54, 09/2009.
      Hernández, Á., M. del C. Pérez, A. Jimenez, J. J. Garcia, J. Ureña, E. García, and M. Mazo, "Implementation of a Transmission Encoding System for a Track Circuit", 2009 IEEE Conference on Emerging Technologies & Factory Automation (ETFA 2009), pp. 1-4, 09/2009.
      Marziani, C. de, J. Ureña, Á. Hernández, J. J. Garcia, A. Jimenez, M. del C. Pérez, F. J. Álvarez, and J. M. Villadangos, "Relative Localization and Mapping combining Multidimensional Scaling and Levenberg-Marquardt optimization", 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), pp. 43-48, 08/2009.
      Hernández, Á., A. Jimenez, I. Gómez, J. J. Garcia, M. del C. Pérez, E. García, and F. J. Álvarez, "Estimating bearing angles by encoding ultrasonic transmissions at different frequencies", 2009 IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2009), pp. 1429-1433, 05/2009.
      Ruiz, D., J. Ureña, J. A. Jimenez, J. M. Villadangos, J. J. Garcia, Á. Hernández, and A. Jimenez, "Data processing for the calibration of an acoustic local position system", IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2008), pp. 2085-2090, 05/2008, 2009.
      2008
      Jimenez, A., Á. Hernández, J. Ureña, M. del C. Pérez, F. J. Álvarez, C. de Marziani, J. J. Garcia, and J. M. Villadangos, "EMFi-based ultrasonic transducer for robotics applications", Sensor and Actuators A, vol. 148, pp. 342-349, 11/2008.
      Hernández, Á., J. Ureña, M. Mazo, J. J. Garcia, A. Jimenez, J. A. Jimenez, M. Perez, F. J. Álvarez, C. de Marziani, J. P. Derutin, et al., "Advanced adaptative sonar for mapping applications", Journal of Intelligent and Robotic Systems, vol. 55, issue 5, Netherlands, Springer Netherlands, pp. 81-106, 10/2008. Abstract  Download: advanced_adaptative_sonar.pdf (1.03 MB)
      García, E., 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", 13th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA 2008), pp. 745-750, 09/2008.
      Ruiz, D., J. Ureña, J. M. Villadangos, I. Gude, J. J. Garcia, Á. Hernández, and A. Jimenez, "Optimal test-point positions for calibrating an ultrasonic LPS system", 13th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA 2008), pp. 338-344, 09/2008.
      Garcia, J. J., J. Ureña, Á. Hernández, M. Mazo, J. F. Vazquez, and M. J. Díaz, "Multi-sensory system for obstacle detection on railways", 2008 IEEE Instrumentation and Measurement Technology Conference - I2MTC 20082008 IEEE Instrumentation and Measurement Technology Conference, Victoria, BC, Canada, IEEE, pp. 2091 - 2096, 05/2008.
      Garcia, J. J., J. Ureña, Á. Hernández, M. Mazo, J. F. Vazquez, and M. J. Díaz, "Multi-sensory system for obstacle detection on railways", IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2008), pp. 2091-2096, 05/2008.
      Álvarez, F. J., 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, Países Bajos, Elsevier, pp. 994-1002, 02/2008.  Download: a2008.pdf (728.11 KB)
      2007
      Marziani, C. de, J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, A. Jimenez, F. J. Álvarez, J. M. Villadangos, M. del C. Perez, A. Ochoa, et al., "Performance Analysis of an Acoustic Relative Positioning System", 2007 IEEE International Symposium on Intelligent Signal Processing2007 IEEE International Symposium on Intelligent Signal Processing, Alcala de Henares, Spain, IEEE, pp. 1 - 6, 10/2007.
      Villadangos, J. M., J. Ureña, M. Mazo, Á. Hernández, C. de Marziani, M. del C. Perez, F. J. Álvarez, J. J. Garcia, A. Jimenez, and I. Gude, "Ultrasonic Local Positioning System with Large Covered Area", 2007 IEEE International Symposium on Intelligent Signal Processing2007 IEEE International Symposium on Intelligent Signal Processing, Alcala de Henares, Spain, IEEE, pp. 1 - 6, 10/2007.
      Jimenez, A., Á. Hernández, J. Ureña, J. J. Garcia, J. M. Villadangos, M. Mazo, C. de Marziani, M. del C. Perez, and F. J. Álvarez, "Piezopolymeric Transducer for Ultrasonic Sensorial Systems", 2007 IEEE International Symposium on Industrial Electronics2007 IEEE International Symposium on Industrial Electronics, Vigo, Spain, IEEE, pp. 1458 - 1463, 06/2007.
      Marziani, C. de, 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, issue 2, Estados Unidos de América, IEEE, pp. 2323-2337, 05/2007.  Download: a2007.pdf (1.99 MB)
      Losada, C., M. Mazo, S. E. Palazuelos, J. L. Martín, and J. J. Garcia, "Motion segmentation using GPCA techniques and optical flow", EATIS '07: Proceedings of the 2007 Euro American conference on Telematics and information systems, New York, NY, USA, ACM, pp. 1–6, 05/2007. Abstract  Download: a19-losada.pdf (181.77 KB)
      Hernández, Á., 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, Países Bajos, Elsevier, pp. 96-103, 04/2007.  Download: a2007.pdf (651.8 KB)
      Marziani, C. de, J. Ureña, Á. Hernández, M. Mazo, J. J. Garcia, A. Jimenez, J. M. Villadangos, M. del C. Perez, A. Ochoa, J. Baliñas, et al., "Implementation of Acoustic Sensor Network for Relative Positioning System", IEEE Internacional Symposium in Industrial Electronics (ISIE'07), vol. 1, Vigo, España, pp. 1559 - 1564, 04/06/2007. Abstract  Download: Implementation of Acoustic Sensor Network for Relative Positioning.pdf (1.13 MB)
      Jimenez, A., Á. Hernández, J. Ureña, J. J. Garcia, J. M. Villadangos, M. Mazo, C. de Marziani, M. del C. Perez, and F. J. Álvarez, "Piezopolymeric Transducer for Ultrasonic Sensorial Systems", IEEE International Symposium on Industrial Electronics (ISIE'07), vol. 1, Vigo, España, IEEE, pp. 1458 - 1463, 04/06/2007. Abstract  Download: piezopolymeric.pdf (3.74 MB)
      Ureña, J., Á. Hernández, A. Jimenez, J. M. Villadangos, M. Mazo, J. C. Garcia, J. J. Garcia, F. J. Álvarez, C. de Marziani, M. del C. Pérez, et al., "Advanced Sensorial System for an Acoustic LPS", Microprocessors and Microsystems, vol. 31, issue 6, Países Bajos, Elsevier, pp. 393-401, 02/2007.  Download: a2007.pdf (864.58 KB)
      Ureña, J., M. del C. Perez, A. Ochoa, Á. Hernández, C. de Marziani, F. J. Álvarez, J. J. Garcia, A. Jimenez, and J. A. Jimenez, "Separation of Concurrent Echoes Depending on the Emitting Source Using DS-CDMA", 19th International Congress on Acoustics (ICA'07), vol. ULT10-13, Madrid, España, International Commission for Acoustics (ICA) - Sociedad Española de Acústica, pp. 1-6, 02/09/2007. Abstract  Download: SEPARATION OF CONCURRENT ECHOES DEPENDING ON THE.pdf (283.29 KB)
      Álvarez, F. J., Á. Hernández, A. Jimenez, J. Ureña, M. Mazo, and J. J. Garcia, "Reduction of Blind Zone in Ultrasonic Transmitter/Receiver Transducer", Sensors and Actuators A, vol. 133, Paises Bajos, Elsevier, pp. 96-103, 01/2007.  Download: reduction.pdf (651.8 KB)
      2006
      Jimenez, A., Á. Hernández, J. Ureña, M. Alonso, C. de Marziani, M. del C. Perez, M. Mazo, J. M. Villadangos, J. J. Garcia, and F. J. Álvarez, "FPGA-based Implementation of an Ultrasonic Beacon for a Local Positioning System", 32nd IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2006), vol. CD, París, Francia, pp. 1, 11 / 2006.
      Marziani, C. de, J. Ureña, Á. Hernández, M. Mazo, J. J. Garcia, A. Jimenez, J. M. Villadangos, M. del C. Perez, and F. J. Álvarez, "Inter-Symbol Interference Reduction on Macro-Sequences Generated from Complementary Set of Sequences", 32nd IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2006), vol. CD, Paris, Francia, pp. 3367 - 3372, 11 / 2006.
      Garcia, J. J., J. Ureña, M. Mazo, C. Losada, Á. Hernández, J. A. Jimenez, A. Jimenez, C. de Marziani, and F. J. Álvarez, "Reliability improvement of obstacle detection in an IR barrier", 32nd IEEE International Annual Conference on Industrial Electronics, Control and Instrumentation (IECON 2006), vol. CD, Paris, Francia, pp. 3176 - 3181, 11 / 2006.
      Álvarez, F. J., J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, and C. de Marziani, "High Reliability Outdoor Sonar Prototype based on Efficient Signal Coding", IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol. 53, issue 10, Estados Unidos de América, IEEE, pp. 1862-1871, 10/2006.  Download: a2006.pdf (1.14 MB)
      Garcia, J. J., J. Ureña, M. Mazo, C. Losada, Á. Hernández, C. de Marziani, and F. J. Álvarez, "Data Integration by considering spatial diversity in an IR barrier", IEEE Conference on Emerging Technologies and Factory Automation, 2006. ETFA '06., Prague, pp. 1149 - 1152, 09/2006. Abstract
      Garcia, J. J., J. Ureña, M. Mazo, C. Losada, Á. Hernández, C. de Marziani, and F. J. Álvarez, "Data Integration by considering spatial diversity in an IR barrier", 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), vol. 1, Praga, República Checa, pp. 1149 - 1152, 09/2006.
      Marziani, C. de, J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, A. Jimenez, M. del C. Perez, A. Ochoa, and J. M. Villadangos, "Relative positioning system using simultaneous round trip time of flight measurements.", 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), Praga, República Checa, pp. 602 - 605, 09/2006.
      Marziani, C. de, J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, A. Jimenez, M. del C. Perez, A. Ochoa, and J. M. Villadangos, "Relative Positioning System Using Simultaneous Round Trip Time of Flight Measurements", IEEE Conference on Emerging Technologies and Factory Automation, 2006. ETFA '06., Prague, pp. 602 - 605, 09/2006. Abstract  Download: ETFA06-Marziani.pdf (508.79 KB)
      Álvarez, F. J., Á. Hernández, J. Ureña, J. J. Garcia, A. Jimenez, P. S. Teresa, and M. del C. Perez, "Detection module in a complementary set of sequences-based pulse compression system", 16th International Conference on Field Programmable Logic and Applications (FPL 2006), vol. 1, Madrid, España, pp. 73 - 78, 08/2006.
      Álvarez, F. J., Á. Hernández, J. Ureña, M. Mazo, J. J. Garcia, J. A. Jimenez, and A. Jimenez, "Real-time Implementation of an Efficient Correlator for Complementary Sets of Four Sequences Applied to Ultrasonic Pulse Compression Systems", Microprocessors and Microsystems, vol. 30, issue 1, Países Bajos, Elsevier, pp. 43-51, 05/2006.  Download: a2006.pdf (326.6 KB)
      Luna, C. A., M. Mazo, J. L. Lazaro, J. F. Vazquez, J. Ureña, S. E. Palazuelos, J. J. Garcia, F. Espinosa, and E. Santiso, "Method to measure the rotation angles in vibrating systems", IEEE Transactions on Instrumentation and Measurement, vol. 55, issue 1, Estados Unidos de América, IEEE, pp. 232-239, 02/2006.  Download: a2006.pdf (324.35 KB)
      Álvarez, F. J., J. Ureña, M. Mazo, Á. Hernández, J. J. Garcia, and C. de Marziani, "High reliability outdoor sonar prototype based on efficient signal coding", IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, vol. 53, issue 10, USA, IEEE, pp. 1862-1872, 01/2006. Abstract
      2005
      Garcia, J. J., C. Losada, F. Espinosa, J. Ureña, Á. Hernández, M. Mazo, C. de Marziani, A. Jimenez, and F. J. Álvarez, "Optimal estimation techniques to reduce false alarms in railway obstacle detection", IEEE International Conference on Industrial Technology, 2005. ICIT 2005. , Hong Kong, pp. 459 - 464, 12/2005. Abstract  Download: ICIT-2005-JJ.pdf (5.57 MB)
      Garcia, J. J., C. Losada, F. Espinosa, J. Ureña, Á. Hernández, M. Mazo, C. de Marziani, A. Jimenez, E. Bueno, and F. J. Álvarez, "Dedicated smart IR barrier for obstacle detection in railways", 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. , pp. 439 - 444, 11/2005. Abstract  Download: IECON-2005-JJ.pdf (699.72 KB)
      Garcia, J. J., C. Losada, F. Espinosa, J. Ureña, Á. Hernández, M. Mazo, A. Jimenez, E. Bueno, C. de Marziani, and F. J. Álvarez, "Dedicated Smart IR Barrier for Obstacle Detection in Railways", The Thirty-First Annual Conference of the IEEE Industrial Electronics Society (IECON 2005), vol. CD, Rayleigh (NC-USA), pp. 1, 11/2005.
      Jimenez, J. A., M. Mazo, J. Ureña, Á. Hernández, F. J. Álvarez, J. J. Garcia, and E. Santiso, "Using PCA in Time-Of-Flight Vectors for Reflector Recognition and 3D-Location", IEEE Transactions on Robotics, vol. 21, issue 5, Estados Unidos de América, IEEE, pp. 909-924, 10/2005.  Download: Using_PCA_in_Time-of-Flight_Vectors_for_Reflector_Recognition_and.pdf (3.69 MB)