Recent Submissions

  • Improved modelling of ionospheric disturbances for remote sensing and navigation 

    Camps Carmona, Adriano José; Barbosa, José; Juan Zornoza, José Miguel; Blanch Llosa, Estefania; Altadill, David; González Casado, Guillermo; Vázquez Grau, Gregorio; Riba Sagarra, Jaume; Orus-Perez, Raul (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Conference report
    Restricted access - publisher's policy
    A generic software tool to evaluate the impact of ionospheric disturbances is presented, including low and high latitude physically-based models, and low and high frequency fluctuations. This tool has been developed ...
  • 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)
    Conference report
    Restricted access - author's decision
  • Ionospheric scintillation monitoring using GNSS-R? 

    Camps Carmona, Adriano José; Hyuk, Park; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; González Casado, Guillermo; Barbosa, José; Fabbro, V; Lemorton, J; Orús Pérez, Raul (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    The characterization of the ionosphere and its impact on the propagation of radio-wave signals has received an increasing interest for satellite communications, Global Navigation Satellite Systems (GNSS) applications (i.e. ...
  • The Stanford-ESA integrity diagram: focusing on SBAS integrity 

    Tossaint, Michel Mathias Maria; Samson, Jaron; Toran, Felix; Ventura Traveset, Javier; Sanz Subirana, Jaume; Hernández Pajares, Manuel; Juan Zornoza, José Miguel (ION Publications (The Institute of navigation), 2016)
    Conference lecture
    Restricted access - publisher's policy
    In this article, a new concept for SBAS integrity validation is presented. The proposed concept is a modification of the well known Stanford diagram [2], where a 2D histogram shows the relationship of position errors against ...
  • Study of the self organizing map of one local stellar sample 

    Hernández Pajares, Manuel; Cubarsí Morera, Rafael; Monte Moreno, Enrique (F. MURTAGH AND A. HECK, 1992)
    Conference report
    Open Access
  • Fast-PPP assessment in European and equatorial region near the solar cycle maximum 

    Rovira Garcia, Adrià; Juan Zornoza, José Miguel; Sanz Subirana, Jaume (2014)
    Conference lecture
    Open Access
  • Ionospheric and plasmaspheric contribution to the total electron content inferred from ground data and radio-occultation-derived electron density 

    González Casado, Guillermo; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Rovira Garcia, Adrià; Aragón Angel, Angela (2015)
    Conference report
    Restricted access - publisher's policy
  • Building links between Europe and South-East Asia in the field of EGNSS: the BELS project and the Navis 

    Povero, Gabriella; Deisting, Baerbel; Kling, Sabine; Hai Tung, Ta; Vinh, La The; Belforte, Gustavo; Sanz Subirana, Jaume; Rizos, Chris; Marradi, Livio (2015)
    Conference report
    Open Access
    South East Asia is growing at an impressive pace with its GDP having increased by about 350% in ten years , ri sing from 650 Billion $ in 2002 to about 2300 Billion $ in 2012. Regional governments actively promote ...
  • 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)
    Conference lecture
    Restricted access - publisher's policy
  • Novel ionospheric activity indicator specifically tailored for GNSS users 

    Sanz Subirana, Jaume; Juan Zornoza, José Miguel; González Casado, Guillermo; Prieto Cerdeira, Roberto; Schlüter, S.; Orús Pérez, Raul (The Institute of Navigation, 2014)
    Conference report
    Restricted access - author's decision
    This work introduces a novel ionospheric activity indicator useful for identifying disturbed periods affecting performance for GNSS users, at regional level. This indicator is based in the “Along Arc TEC Rate (AATR) and ...
  • A real-time world-wide ionospheric model for single and multi-frequency precise navigation 

    Rovira Garcia, Adrià; Juan Zornoza, José Miguel; Sanz Subirana, Jaume (The Institute of Navigation, 2014)
    Conference lecture
    Restricted access - publisher's policy
    The ionosphere plays an important role in satellite-based navigation, either in standard navigation, with single frequency mass-market receivers, or in precise navigation, with dual frequency receivers. In this work, the ...
  • Experiments on the Ionospheric Models in GNSS 

    Vinh, La The; Quang, Phuong Xuan; García Rigo, Alberto; Rovira Garcia, Adrià; Ibáñez Segura, Deimos (2013)
    Conference report
    Open Access
    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 ...

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