Geintra
Departamento de electronica Universidad de Alcala

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    Export 50 results:
      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.
      Perez, M. del C., J. Ureña, Á. Hernández, A. Jimenez, and C. de Marziani, "Efficient Generation and Correlation of Sequence Pairs With Three Zero-Correlation Zones", IEEE Transactions on Signal Processing, vol. 57, issue 9, pp. 3450 - 3465, 09/2009. Abstract
      Pérez, M. del C., J. Ureña, Á. Hernández, A. Jimenez, D. Ruiz, C. de Marziani, and F. J. Álvarez, "Efficient hardware implementation for detecting CSS-based Loosely Synchronous codes in a Local Positioning System", 2009 IEEE Conference on Emerging Technologies & Factory Automation (ETFA 2009), pp. 1-4, 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.
      Pérez, M. del C., J. Ureña, Á. Hernández, A. Jimenez, D. Ruiz, F. J. Álvarez, and C. de Marziani, "Performance Comparison of Different Codes in an Ultrasonic Positioning System using DS-CDMA", 6th IEEE International Symposium on Intelligent Signal Processing (WISP 2009), pp. 125-130, 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.
      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)
      Pérez, M. del C., J. Ureña, Á. Hernández, F. J. Álvarez, A. Jimenez, and C. de Marziani, "Efficient correlator for LS codes generated from orthogonal CSS", IEEE Communications Letters, vol. 12, issue 10, pp. 764-766, 10/2008.
      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)
      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)
      Villadangos, J. M., J. Ureña, M. Mazo, Á. Hernández, C. de Marziani, A. Jimenez, and F. J. Álvarez, "Improvement of Cover Area in Ultrasonic Local Positioning System Using Cylindrical PVDF Transducer.", IEEE Internacional Symposium on Industrial Electronics (ISIE'07)., vol. 1, Vigo, España, IEEE, pp. 1473 - 1477, 04/06/2007. Abstract  Download: pvdf.pdf (636.13 KB)
      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)
      Pérez, M. del C., J. Ureña, Á. Hernández, C. de Marziani, 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, issue 3, Austria, A publication of Graz University of Technology, pp. 388-406, 03/2007.  Download: a2007.pdf (628.65 KB)
      Álvarez, F. J., J. Ureña, Á. Hernández, A. Jimenez, C. de Marziani, J. M. Villadangos, and M. del C. Perez, "Detecting ultrasonic signals in a turbulent atmosphere: performance of different codes", 5th IEEE International Symposium on Intelligent Signal Processing (WISP2007), vol. 1, Alcalá de Henares, España, IEEE, pp. 613 - 618, 03/10/2007. Abstract  Download: Detecting ultrasonic signals in a turbulent atmosphere.pdf (1.38 MB)
      Perez, M. del C., J. Ureña, Á. Hernández, C. de Marziani, A. Jimenez, J. M. Villadangos, and F. J. Álvarez, "Ultrasonic beacon-based Local Positioning System using Loosely Synchronous codes", 5th IEEE International Symposium on Intelligent Signal Processing (WISP2007), vol. 1, Alcalá de Henares, España, IEEE, pp. 923 - 928, 03/10/2007. Abstract  Download: Ultrasonic beacon-based Local Positioning System using Loosely.pdf (5.4 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)
      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.
      Ochoa, A., J. Ureña, Á. Hernández, M. Mazo, C. de Marziani, and M. del C. Perez, "Processing Algorithm for obtaining the Impulse Response in a MIMO Ultrasonic System", IEEE Conference on Emerging Technologies and Factory Automation, 2006. ETFA '06. , Prague, pp. 977 - 980, 09/2006. Abstract  Download: ETFA06-Ochoa.pdf (297.23 KB)
      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)
      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.
      Perez, M. del C., Á. Hernández, J. Ureña, C. de Marziani, and A. Jimenez, "FPGA-based implementation of a correlator for Kasami sequences", 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), vol. 1, Praga, República Checa, pp. 1141 - 1144, 09 / 2006.
      Ochoa, A., J. Ureña, Á. Hernández, M. Mazo, C. de Marziani, and M. del C. Perez, "Processing algorithm for obtaining the impulse response in a MIMO ultrasonic system", 11th IEEE Int. Conf. on Emergy Technologies and Factory Automation (ETFA 2006), vol. 1, Praga, República Checa, pp. 977 - 980, 09 / 2006.
      Perez, M. del C., J. Ureña, Á. Hernández, C. de Marziani, A. Ochoa, and W. P. Marnane, "FPGA implementation of an efficient correlator for complementary sets of sequences", 16th International Conference on Field Programmable Logic and Applications (FPL 2006), vol. 1, Madrid, España, pp. 697 - 700, 08/2006.
      Donato, P. G., J. Ureña, M. Mazo, C. de Marziani, and A. Ochoa, "Design and signal processing of a magnetic sensor array for train wheel detection", Sensors and Actuators A: Physical, vol. 132, issue 2, Países Bajos, Eselvier, pp. 516-525, 05/2006.  Download: a2006.pdf (1.43 MB)
      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.
      Hernández, Á., J. Ureña, M. Mazo, A. Jimenez, J. J. Garcia, F. J. Álvarez, C. de Marziani, and A. Ochoa, "A comparison of computing architectures for ultrasonic signal processing", 2005 IEEE International Workshop on Intelligent Signal Processing, WISP 2005, Faro, Portugal, pp. 38 - 40, 09/2005. Abstract  Download: WISP2005-Alvaro.pdf (1.18 MB)
      Villadangos, J. M., J. Ureña, M. Mazo, Á. Hernández, F. J. Álvarez, J. J. Garcia, C. de Marziani, and D. Alonso, "Improvement of ultrasonic beacon-based local position system using multi-access techniques", 2005 IEEE International Workshop on Intelligent Signal Processing, WISP 2005, Faro, Portugal, pp. 352 - 357, 09/2005. Abstract  Download: WISP2005-Villa.pdf (1.2 MB)
      Garcia, J. J., J. Ureña, M. Mazo, Á. Hernández, J. M. Villadangos, F. J. Álvarez, C. de Marziani, and C. Losada, "Sensor Codification with Mutually Orthogonal Complementary Set of Sequences", 4th IEEE International Symposium on Intelligent Signal Processing (WISP2005), vol. CD, Faro, Portugal, pp. 1-6, 09/2005.
      Marziani, C. de, J. Ureña, Á. Hernández, M. Mazo, F. J. Álvarez, J. J. Garcia, J. M. Villadangos, and A. Jimenez, "Simultaneous Measurement of Times-of-Flight and Communications in Acoustic Sensor Networks", IEEE International Symposium on Intelligent Signal Processing (WISP 2005), Faro, Portugal, pp. 1, 09/2005.
      Álvarez, F. J., J. Ureña, Á. Hernández, M. Mazo, J. J. Garcia, C. de Marziani, J. M. Villadangos, and A. Jimenez, "Using Complementary Sets of Sequences for Direct Channel Estimation in Asynchronous Systems", 4th IEEE International Symposium on Intelligent Signal Processing (WISP2005), Faro, Portugal, pp. 1-6, 09/2005.
      Ureña, J., Á. Hernández, M. Mazo, J. A. Jimenez, A. Jimenez, F. J. Álvarez, J. J. Garcia, J. M. Villadangos, P. G. Donato, C. de Marziani, et al., "Advanced sonar for robotics", 3rd Workshop on Biomimetic Ultrasonics, vol. CD, Alcalá de Henares, España, CIRCE (Chiroptera Inspired Robotic CEphaloid) EU-project, pp. CD, 02/03/2005.  Download: biomimetic ws.pdf (1.6 MB)
      Marziani, C. de, J. Ureña, Á. Hernández, M. Mazo, A. Jimenez, F. J. Álvarez, and J. M. Villadangos, "Relative Positioning System Using Acoustic Sensors for Ubiquitous Computing Applications", UPGRADE, The European Journal for the Informatics Professional, vol. 6, issue 5, España, Novática, pp. 39-45, 00/2005.
      2004
      Garcia, J. J., J. Ureña, M. Mazo, Á. Hernández, F. J. Álvarez, C. de Marziani, and J. M. Villadangos, "Codification Techniques of Complementary Sequences for Multimode Synchronous System for IR sensors", IADAT-tcn2004, International Conference on Telecommunications and Network Computers., San Sebastian, España, pp. 11-15, 12/2004.  Download: IADAT04_II.pdf (1.05 MB)
      Álvarez, F. J., J. Ureña, J. J. Garcia, M. Mazo, C. de Marziani, Á. Hernández, and J. M. Villadangos, "A comparative analysis of two modulation schemes for the efficient transmisión of complementary sequences in a pulse compression ultrasonic system.", IADAT-tcn2004, International Conference on Telecommunications and Network Computers., San Sebastian, España, pp. 26-30, 12/2004.  Download: IADAT04_IV.pdf (1.18 MB)
      Marziani, C. de, J. Ureña, M. Mazo, Á. Hernández, F. J. Álvarez, J. J. Garcia, and J. M. Villadangos, "Use of orthogonal sets of eight complementary sequences for asynchronous DS-CDMA", IADAT-tcn2004, International Conference on Telecommunications and Network Computers., San Sebastian, España, pp. 6-10, 12/2004.  Download: IADAT04_I.pdf (1.1 MB)