Geintra
Departamento de electronica Universidad de Alcala

Research lines

Access information on the Geintra research activity structure. More information


Work with us

Access to our current offer of grants and contracts. More information


Contact

You can contact us using different means. More information

Home

    Export 42 results:
      2021
      A. Jiménez, D. Gualda, I. Miranda, J. J. García, J. Torres, and S. Lluva, “Affinity Propagation Clustering for Older Adults Daily Routine Estimation”, in 2021 International Conference on Indoor Positioning and Indoor Navigation (IPIN 2021)., Lloret de Mar (España, 2021, vol. 1, 1 vol., p. 1-10.
      A. García, M. C. Pérez, J. M. Villadangos, D. Gualda, and A. Hernández, “Positioning Android Devices in Large Indoor Spaces and Transitioning to Outdoors by Sensor Fusion”, in 2021 International Conference on Indoor Positioning and Indoor Navigation (IPIN 2021)., 2021, vol. 1, 1 vol., p. 1-10.
      D. Gualda, M. C. Pérez, J. Ureña, and A. Hernandez, “LOCATE-US: Indoor Positioning for Mobile Devices Using Encoded Ultrasonic Signals, Inertial Sensors and Graph-Matching.”, Sensors, vol. 21, no. 8, p. 1950- 1960, 2021.
      2020
      I. Miranda, A. Jimenez, D. Gualda, and J. J. Garcia, “Symbolic localization of institutionalized patients for detection of daily living activity”, in 15th edition of IEEE International Symposium on Medical Measurements and Applications, MeMea 2020., 2020, p. 1-5.
      2019
      S. Murano, M. C. Pérez., D. Gualda, and F. J. Álvarez, “Evaluation of Zadoff-Chu, Kasami and Chirp based encoding schemes for Acoustic Local PositioningSystems.”, IEEE Transactions on Instrumentation and Measurement, p. 1-10, 2019.
      D. Gualda, F. Ciudad, J. J. Garcia, A. Jimenez, M.C.Pérez, and J. Ureña, “Coverage Anaylisis of an Ultrasonic Local Positioning System according to the Angle of Inclination of the Beacons Structure.”, in International Conference on Indoor Positioning and Indoor Navigation , Pisa, Italia, 2019, p. 1-8.
      F. Ciudad, A. Hernandez, D. Gualda, and E. Aparicio, “Design and Implementation of Remotely Configurable Ultrasonic Local Positioning Systems”, in International Conference on Indoor Positioning and Indoor Navigation , Pisa, Italia, 2019, p. 1-8.
      D. Gualda, A. Hernandez, J. M. Villadangos, J. Ureña, A. Jimenez, and F. Seco, “Indoor Positioning in Large Environments: Ultrasonic and UWB Technologies”, in International Conference on Indoor Positioning and Indoor Navigation , Pisa, Italia, 2019, p. 1-8.
      2018
      D. Gualda, J. Ureña, M.C.Perez, and R. Nieto, “3D Position Estimation of an UAV in Indoor Environments using an Ultrasonic Local”, in International Conference on Indoor Positioning and Indoor Navigation (IPIN 2018), Nantes Francia, 2018, p. 1-8.
      M. C. Pérez, J. Ureña, S. Perez, D. Gualda, J. M. Villadangos, and R. Cervigon, “Android application for indoor location using sensor fusion: Ultrasounds and inertial devices”, in 2018 International Conference on Indoor Positioning and Indoor Navigation (IPIN 2018)., Nantes, Francia, 2018, vol. 1, 1 vol., p. 1-4.
      J. Ureña, S. Perez, D. Gualda, M. C. Perez, and J. M. Villadangos, “Android application for indoor location using sensor fusion: Ultrasounds and inertial devices”, in International Conference on Indoor Positioning and Indoor Navigation , Nantes, Francia, 2018, p. 1-8.
      D. Gualda, J. Ureña, J. C. García, and E. García, “Simultaneous calibration and navigation (SCAN) of multiple ultrasonic local positioning systems”, Information Fusion , vol. 45, no. 1, p. 53-65, 2018.
      2017
      J. M. Alcalá, J. Ureña, A. Alvarez, and D. Gualda, “Event-based Energy Disaggregation Algorithm for Activity Monitoring from a Single-Point Sensor””, IEEE Transactions on Instrumentation and Measurement, vol. 66, no. 10, p. 2615-2626, 2017.
      K. Mannay, J. Ureña, Á. Hernández, D. Gualda, and J. M. Villadangos, “Analysis of performance of Ultrasonic Local Positioning Systems for 3D Spaces”, in 2017 International Conference on Indoor Positioning Systems., 2017, vol. 1, p. 1-10.
      S. Murano, et al., “Doppler Effect Analysis on Zadoff-Chu and Kasami Sequences for an Ultrasonic LPS”, in 2017 International Conference on Indoor Positioning Systems., Sapporo, Japon , 2017, p. 1-10.
      D. Gualda, E. Diaz, J. J. Garcia, M. C. del Pérez, and J. Ureña, “Patient Activity Monitoring for Smartphones based on a PDR Algorithm”, in : 2017 International Conference on Indoor Positioning Systems, 2017, vol. 1, p. 1-10.
      D. Gualda, J. Ureña, J. C. Garcia, M. C. del Perez, and E. Diaz, “Study of Cooperative Position Estimations of Mobile Robots”, in 2017 International Conference on Indoor Positioning Systems, Sapporo ,Japón, 2017, p. 1-10.
      E.Diaz, D. Gualda, M. C. Peréz, J. Ureña, and J. J. Garcia, “Ultrasonic indoor positioning for smart environments: a mobile application”, in 2017 EXP.AT’17 The Experiment@ International Conference 2017, Algarve, Portugal , 2017, p. 1-10.
      T.Aguilera, J. Ureña, F.Alvarez, D. Gualda, J. M. Villadangos, and Á. Hernández, “Performance Improvement of an Ultrasonic LPS by applying a Multipath Compensation Algorithm.”, in 2017 IEEE International Instrumentation and Measurement Technology Conference , Turin Italia , 2017, vol. 1, p. 1-10.
      J. M. Alcalá, J. Ureña, D. Gualda, and Á. Hernández, “Sustainable Homecare Monitoring System by Sensing Electricity Data”, IEEE Sensors Journal, , p. 1-10, 2017.
      E. Garcia, J. Ureña, D. Gualda, and A. Hernández, “Procedimiento de transmisión y de estimación del tiempo de llegada en sistemas de localización acústicos basados en modulación DFT-S-DMT”, 2017.
      J. M. Alcalá, J. Ureña, Á. Hernández, and D. Gualda, “Assessing Human Activity in Elderly People Using Non-Intrusive Load Monitoring”, Sensors., vol. 17, no. 2, p. 1-17, 2017.
      2016
      D. Gualda, J. Ureña, JC.Garcia, J. M. Alcalá, and A. N. Miyadaira, “Calibration of Beacons for Indoor Environments based on a Map-Matching Technique.”, in 2016 International Conference on Indoor Positioning Systems., Alcala de Henares, España , 2016, p. 1-10.
      D. Gualda, J. Ureña, JC.Garcia, J. M. Alcalá, and A. Noburo, “Reduction of Ultrasonic Indoor Localization Infrastructure based on the use of Graph Information”, in 2016 International Conference on Indoor Positioning and Indoor Navigation (IPIN-2016)., Alcala de Henares, España , 2016, p. 1-10.
      J. M. Alcalá, J. Ureña, Á. Hernández, and D. Gualda, “ Symbolic Localization using NILM from only Smart Meter Data.”, in International Conference on Indoor Positioning and Indoor Navigation (IPIN 2016)., Alcala de Henares, España , 2016, p. 1-10.
      D. Gualda, “Servicio de localización y navegación en entornos interiores extensos”, 2016.
      2015
      E. García, J. Ureña, D. Gualda, and Á. Hernández, “Discrete Multitone Modulation for Ultrasonic Indoor Positioning Systems”, in Sixth International Conference on Indoor Positioning and Indoor Navigation (IPIN 2015), Banff (Canadá), 2015, p. 1-4.
      Á. Hernández, et al., “Flexible Ultrasonic Beacon Unit Based on SoC for Local Positioning Systems”, in Sixth International Conference on Indoor Positioning and Indoor Navigation (IPIN 2015), Banff (Canadá), 2015, p. 1-4.
      D. Gualda, J. Ureña, J. C. García, E. García, and F. J. Alvarez, “Robustness Study of a Multiple Ultrasonic Indoor Location System”, in Sixth International Conference on Indoor Positioning and Indoor Navigation (IPIN 2015), Banff (Canadá), 2015, p. 1-6.
      P. Pajuelo, et al., “Implementation of indoor positioning algorithms using Android smartphones”, in Conference on Emerging Technologies & Facgory Automation (ETFA 2015), , Luxemburgo, 2015, p. 1-4.
      E. García, P. Poudereux, Á. Hernández, J. Ureña, and D. Gualda, “A robust UWB indoor positioning system for highly complex environments”, in 2015 IEEE International Conferencie on Industrial Technology, Sevilla, España, 2015, p. 1-10.
      J. Ureña, et al., “Ultrasonic local positioning system for mobile robot navigation: from low to high level processing”, in 2015 IEEE International Conferencie on Industrial Technology, Sevilla, España, 2015, p. 1-10.
      2014
      A. Lindo, M. C. del Pérez, J. Ureña, D. Gualda, E. Garcia, and J. M. Villadangos, “Ultrasonic Signal Acquisition Module for Smartphone Indoor Positioning.”, in Emerging Technologies and Factory Automation, ETFA’14 , Barcelona, España, 2014, p. 1-4.
      D. Gualda, J. Ureña, JC.Garcia, E. Garcia, F. D. ruiz, and A. Lindo, “Fusion of data from ultrasonic LPS and isolated beacons for improving MR navigation”, in International Instrumentation and Measurement Technology Conference (I2MTC 2014), Montevideo, Uruguay, 2014, p. 1-4.
      2013
      M. Mazo, J. C. García, M. Marrón, J. Ureña, and D. Gualda, “Sillas de Ruedas Inteligentes: del Laboratorio al Mercado”, in VII Congreso Iberoamericano de Tecnologías de Apoyo a la Discapacidad: Iberdiscap, Santo Domingo (República Dominicana, 2013, vol. 1, 1 vol., p. 131-137.
      F. D. Ruíz, J. C. García, E. García, J. Ureña, D. de Digeo, and D. Gualda, “Extensive Ultrasonic Local Positioning System for navigating with mobile robots”, in 2013 10th Workshop on Positioning, Navigation and Communication (WPNC) , Dresden (Alemania, 2013, vol. 1, 1 vol., p. 1-6.
      D. Gualda, J. Ureña, J. C. García, E. García, and F. D. Ruíz, “RSSI Distance Estimation Based on Genetic Programming”, in 4th Internacional Conference on Indoor Positioning and Indoor Navigation (IPIN 2013) , Montbeliard - Belfort, (Francia) , 2013, vol. 1, 1 vol., p. 1-4.
      D. Gualda, et al., “Ultrasonic LPS Adaptation for Smartphones ”, in 4th Internacional Conference on Indoor Positioning and Indoor Navigation (IPIN 2013) , Montbeliard - Belfort, (Francia) , 2013, vol. 1, 1 vol., p. 1-4.
      J. C. García, M. Marrón, J. Ureña, and D. Gualda, “Intelligent Wheelchairs: Filling the Gap between Labs and People”, in AAATE 2013 conference. 12th biennial European conference of the Association for the Advancement of Assistive Technology in Europe., Vilamoura, (Portugal, 2013, vol. 33, 3 vol., p. 202-209.
      J. C. Garcia, M. Marrón, J. Ureña, and D. Gualda, “Intelligent Wheelchairs: Filling the Gap between Labs and People”, in Assistive Technology: From Research to Practice, Vilamoura, Portugal, 2013, vol. 33, p. 202-209.
      2011
      R.Gutierrez, et al., “Activity Monitoring and Emergency Warning with Location Information of the user.”, in IEEE 7th International Symposium on Intelligent Signal Processing, WISP-2011, Floriana Malta, 2011, p. 48-53.
      J.Ureña, J. J. Garcia, S.Fernandez, D. Gualda, J. C. García, and R.Gutierrez, “Indoor Location System based on ZigBee devices and Metric Description Graphs.”, in 7th IEEE International Symposium on Intelligent Signal Processing , Floriana Malta, 2011, p. 1-4.

      Geintra © 2008-2024

      Diseño web por Hazhistoria