Ara es mostren els items 1-16 de 16

    • A Kinematic campaign to evaluate EGNOS 1046 maritime service 

      Ibáñez Segura, Deimos; Rovira Garcia, Adrià; Sanz Subirana, Jaume; Juan Zornoza, José Miguel; González Casado, Guillermo; Alonso Alonso, María Teresa; López-Salcedo, José Antonio; Jia, Huamin; Pancorbo, Fransico Javier; García, Carlos; Martín, Irene; Abadía, Santos Rodrigo (ION Publications (The Institute of navigation), 2019)
      Text en actes de congrés
      Accés obert
      Global Navigation Satellite Systems (GNSSs) have improved the efficiency and accuracy of transportation means. In terms of safety, the European Geostationary Navigation Overlay System (EGNOS) is providing vertical and ...
    • A methodology to assess ionospheric models for GNSS 

      Rovira Garcia, Adrià; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; González Casado, Guillermo; Ibáñez Segura, Deimos (2015)
      Comunicació de congrés
      Accés restringit per política de l'editorial
    • AATR an ionospheric activity indicator specifically based on GNSS measurements 

      Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Rovira Garcia, Adrià; González Casado, Guillermo; Ibáñez Segura, Deimos; Orús Pérez, Raul (2018-03-01)
      Article
      Accés obert
      This work reviews an ionospheric activity indicator useful for identifying disturbed periods affecting the performance of Global Navigation Satellite System (GNSS). This index is based in the Along Arc TEC Rate (AATR) and ...
    • Accuracy of ionospheric models used in GNSS and SBAS: methodology and analysis 

      Rovira Garcia, Adrià; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; González Casado, Guillermo; Ibáñez Segura, Deimos (2016-03-01)
      Article
      Accés restringit per acord de confidencialitat
      © 2015, Springer-Verlag Berlin Heidelberg. The characterization of the accuracy of ionospheric models currently used in global navigation satellite systems (GNSSs) is a long-standing issue. The characterization remains a ...
    • Analysis of ‘Pre-Fit’ Datasets of gLAB by Robust Statistical Techniques 

      Alonso Alonso, María Teresa; Ferigato, Carlo; Ibáñez Segura, Deimos; Perrotta, Domenico; Rovira Garcia, Adrià; Sordini, Emmanuele (MDPI AG, 2021-05-24)
      Article
      Accés obert
      The GNSS LABoratory tool (gLAB) is an interactive educational suite of applications for processing data from the Global Navigation Satellite System (GNSS). gLAB is composed of several data analysis modules that compute the ...
    • Assessing the quality of ionospheric models through GNSS positioning error: methodology and results 

      Rovira Garcia, Adrià; Ibáñez Segura, Deimos; Orús Pérez, Raul; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; González Casado, Guillermo (2020-01-01)
      Article
      Accés obert
      Single-frequency users of the global navigation satellite system (GNSS) must correct for the ionospheric delay. These corrections are available from global ionospheric models (GIMs). Therefore, the accuracy of the GIM is ...
    • Assessment of Ionospheric Corrections Algorithms Using the GNSS Laboratory Tool Suite (gLAB): From STEC to Navigation Performance 

      Aragón Ángel, Maria Angeles; Rovira Garcia, Adrià; Ibáñez Segura, Deimos (ION Publications (The Institute of navigation), 2020)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Users of the Global Navigation Satellite System (GNSS) using a single-frequency receiver need to use an Ionospheric Correction Algorithm (ICA) to compensate the delay introduced by the Ionosphere on radio waves. The European ...
    • Automated GPS Signal-in-Space anomalies monitoring over more than 11 years 

      Sanz Subirana, Jaume; Juan Zornoza, José Miguel; López de Echazarreta, Carlos; González Casado, Guillermo; Rovira Garcia, Adrià; Alonso Alonso, María Teresa; Ibáñez Segura, Deimos (ION Publications (The Institute of navigation), 2019)
      Text en actes de congrés
      Accés restringit per decisió de l'autor
    • Contributions to multi-purpose GNSS positioning to support multi-frequency and multi-constellation with high accuracy and integrity 

      Ibáñez Segura, Deimos (Universitat Politècnica de Catalunya, 2023-10-23)
      Tesi
      Accés obert
      (English) Global Navigation Satellite System (GNSS) have revolutionized location and timing technologies due to their low cost and wide availability. Initially, GNSS was limited to the american Global Positioning System ...
    • EGNOS 1046 maritime service assessment 

      Ibáñez Segura, Deimos; Rovira Garcia, Adrià; Alonso Alonso, María Teresa; Sanz Subirana, Jaume; Juan Zornoza, José Miguel; González Casado, Guillermo; López Martínez, Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-01)
      Article
      Accés obert
      The present contribution evaluates how the European Geostationary Navigation Overlay System (EGNOS) meets the International Maritime Organization (IMO) requirements established in its Resolution A.1046 for navigation in ...
    • Experiments on the Ionospheric Models in GNSS 

      Vinh, La The; Quang, Phuong Xuan; García Rigo, Alberto; Rovira Garcia, Adrià; Ibáñez Segura, Deimos (2013)
      Text en actes de congrés
      Accés obert
      In GNSS, one of the main error sources of the Standard Positioning Service (SPS) is introduced by the ionosphere. Although this error can be cancelled by combining two signals at different frequencies, most of the ...
    • Galileo Ionospheric Correction Algorithm Integration into the Open-Source GNSS Laboratory Tool Suite (gLAB) 

      Aragón Ángel, Maria Angeles; Rovira Garcia, Adrià; Arcediano-Garrido, Enrique; Ibáñez Segura, Deimos (Multidisciplinary Digital Publishing Institute (MDPI), 2021-01-07)
      Article
      Accés obert
      Users of the global navigation satellite system (GNSS) operating with a single-frequencyreceiver must use an ionospheric correction algorithm (ICA) to account for the delay introduced onradio waves by the upper atmosphere. ...
    • gLAB hands-on education on satellite navigation 

      Rovira Garcia, Adrià; Ibáñez Segura, Deimos; Li, Mowen; Alonso Alonso, María Teresa; Sanz Subirana, Jaume; Juan Zornoza, José Miguel; González Casado, Guillermo (Universitat Politècnica de Catalunya, 2022-04-29)
      Comunicació de congrés
      Accés obert
      The Global Navigation Satellite System (GNSS) allows computing the Position, Velocity and Time (PVT) of users equipped with appropriate hardware (i.e. an antenna and a receiver) and software. The latter estimates the PVT ...
    • gLAB upgrade with EGNOS data processing 

      Ibáñez Segura, Deimos (Universitat Politècnica de Catalunya, 2016-06)
      Projecte/Treball Final de Carrera
      Accés obert
      gLAB is a free open-source software to process GNSS data. The first release of this software package allows full processing capability of GPS data, and partial handling of Galileo and GLONASS data. EGNOS is the european ...
    • Implementation of GNSS ionospheric models in gLAB 

      Ibáñez Segura, Deimos (Universitat Politècnica de Catalunya, 2014-12)
      Projecte/Treball Final de Carrera
      Accés obert
      [ANGLÈS] gLAB is an open source tool developed in gAGE group under the terms of an ESA contract. It currently processes full GPS data, being capable of doing precise point positioning. With the appearance of new satellite ...
    • The GNSS Laboratory Tool Suite (gLAB) updates: SBAS, DGNSS and Global Monitoring System 

      Ibáñez Segura, Deimos; Rovira Garcia, Adrià; Sanz Subirana, Jaume; Juan Zornoza, José Miguel; González Casado, Guillermo; Jimenez-Baños, David; López de Echazarreta, Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This work presents recent and ongoing updates to the free and open-source advanced interactive multi-purpose package for processing and analysing Global Navigation Satellite System (GNSS) data, named GNSS-Lab Tool suite ...