• Preliminary NeQuick assessment for future single frequency users of GALILEO 

      Aragón Ángel, María Ángeles; Orús Pérez, Raül; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume (2005)
      Text en actes de congrés
      Accés obert
      The NeQuick model is the ionospheric mo del that will be used by the GALILEO single frequency user to compute ionospheric corrections. In this framework, the aim of this study is to show a preliminary assessment of the ...
    • Real time application of Tomion model 

      Orús Pérez, Raül; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Aragón Ángel, María Ángeles; García Rigo, Alberto (2010)
      Comunicació de congrés
      Accés obert
      Since the first development of the TOMION(TOmographic Model of the IONosphere),in1995,gAGE/UPC has been improving the performance and reliability of this technique. The TOMION kernel relies on the computation of the ...
    • SBAS ionospheric performance evaluation tests 

      Prats Menéndez, Xavier; Orús Pérez, Raül; Sanz Subirana, Jaume; Farnworth, Richard; Soley, Santiago (2003-02)
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      Satellite Based Augmentation systems (SBAS) provide to Global Navigation Satellite Systems (GNSS) users with an extra set of information, in order to enhance accuracy and integrity levels of GNSS stand alone positioning. ...
    • Study of several interpolation schemes to provide ionospheric corrections for navigation 

      Orús Pérez, Raül; García Fernández, Miquel; Prats Menéndez, Xavier; Hernández Pajares, Manuel; Juan, Miguel (2003-02)
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      Since the development of space based geodesic techniques, the increasing of the positioning accuracy has been a major goal. In this context, the effect of the ionosphere has been a key issue to be taken into account to ...
    • TN4: implementation of a PPP user-module 

      Orús Pérez, Raül; Feng, S; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Ochieng, W.; Hernández Pajares, Manuel (2009-06-26)
      Report de recerca
      Accés restringit per acord de confidencialitat
    • UPC VTEC Forecast Model Based On IGS GIMS 

      García Rigo, Alberto; Monte Moreno, Enrique; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Orús Pérez, Raül (2010)
      Text en actes de congrés
      Accés obert