Ara es mostren els items 1-20 de 23

    • An open-source software-defined radio collection for GNSS receivers 

      Bernabeu Frias, Joan Miguel (Universitat Politècnica de Catalunya, 2022-07-04)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   University of Colorado Boulder
      The master's thesis has as a main objective to encompass the progress and efforts dedicated to the development and improvement of an open-source collection of Software-Defined Radios (SDR) for Global Navigation Satellite ...
    • Characterization of errors in orbits and clocks of GLONASS satellites 

      Costa Garcia, Joan (Universitat Politècnica de Catalunya, 2021-10-21)
      Projecte Final de Màster Oficial
      Accés obert
      Satellite navigation systems require of knowing satellite positions with a high level of accuracy. Unlike other GNSS constellations, GLONASS ephemeris can not be directly obtained from broadcast navigation messages at any ...
    • Characterization of the orbit error in the new C/NAV messages from modernized GPS satellites (IIR-M and IIF blocks) 

      Salvatierra Catacora, Johana (Universitat Politècnica de Catalunya, 2017-09-26)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
    • Consolidation and assessment of a technique to provide fast and precise point positioning (Fast-PPP) 

      Rovira Garcia, Adrià (Universitat Politècnica de Catalunya, 2016-01-21)
      Tesi
      Accés obert
      The research of this paper-based dissertation is focused on the Fast Precise Point Positioning (Fast-PPP) technique. The novelty relies on using an accurate ionosphere model, in combination with the standard precise satellite ...
    • Contributions to high accuracy snapshot GNSS positioning 

      Liu, Xiao (Universitat Politècnica de Catalunya, 2022-11-10)
      Tesi
      Accés obert
      (English) Snapshot positioning is the technique to determine the position of a Global Navigation Satellite System (GNSS) receiver using only a very brief interval of the received satellite signal. In recent years, this ...
    • 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 ...
    • Design study & architecture of a tool combining remote sensing & tracking technology with Global Navigation Satellite Systems (GNSS) 

      Bradford, Brandon Savio (Universitat Politècnica de Catalunya, 2023-03-21)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
      This thesis covers a research study on the application of a Space technology in the field of Defence & Space. The thesis will elaborate a design study & architecture of a conceptual tool combining Remote Sensing technology ...
    • Design, implementation and testing of GPS data processing modules for GNSS navigation 

      Rovira Garcia, Adrià (Universitat Politècnica de Catalunya, 2010-01)
      Projecte/Treball Final de Carrera
      Accés obert
    • Determination of Monitor Thresholds for a GBAS ground station 

      Zabala Haro, Mónica (Universitat Politècnica de Catalunya, 2015-07-29)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      The Ground Based Augmentation System (GBAS) is designed to provide sufficient availability of accuracy, continuity, and integrity to satisfy the demanding requirements of aircraft precision approach, landing, and surface ...
    • Establishment of Sigma Ground for GBAS 

      Sanaguano Moreno, Daniel Alfredo (Universitat Politècnica de Catalunya, 2015-07-29)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      The Ground based Augmentation System (GBAS) is being developed to enable precision approach and landing operations using the Global Positioning System (GPS). Each GBAS installation provides services through a GBAS Ground ...
    • Experiments on Point Positionings in gLAB with real data in Viet Nam 

      Nguyen, Viet Khoi (Universitat Politècnica de Catalunya, 2014-10-01)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      - Knowledge, skills and competence to be acquired: Fast Precise Positioning experiment. - Detailed program of the training period: The student shall work in the framework of G-NAVIS project. The activities are devoted to ...
    • Galileo broadcast ephemeris and clock errors, and observed fault probabilities for ARAIM 

      Alonso Alonso, María Teresa (Universitat Politècnica de Catalunya, 2023-03-03)
      Tesi
      Accés obert
      (English) The characterization of Clock and Ephemeris error of the Global Navigation Satellite Systems is a key element to validate the assumptions for the integrity analysis of GNSS Safety of Life (SoL) applications. ...
    • gLAB upgrade with BeiDou navigation system signals 

      Wang, Xiaoli (Universitat Politècnica de Catalunya, 2015-06-30)
      Projecte Final de Màster Oficial
      Accés obert
      The gLAB tool suit is an educational and professional multipurpose GNSS data processing software. It has been developed by gAGE/UPC under a contract of the European Space Agency (ESA). The current version of gLAB allows ...
    • GNSS navigation under ionospheric scintillation conditions 

      Segura Muñoz, Sergi (Universitat Politècnica de Catalunya, 2017-07-18)
      Treball Final de Grau
      Accés obert
      The aim of this document is to present an analysis of ionospheric scintillation occurrence and effects on GNSS systems. Refractive and diffractive effects have been compared in low and high latitudes using data from NovAtel ...
    • 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 ...
    • Kinematic and static GNSS experiments with gLAB and RTKLIB using Argonaut and Ublox mass market receivers 

      Gispert Samarra, Sergi (Universitat Politècnica de Catalunya, 2018-03-05)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      The Global Navigation Satelite System, GNSS is a constellation of satellites orbiting around the Earth and transmitting signals that contain ranging codes and navigation data, allowing the user to compute its position and ...
    • Network-based ionospheric gradient monitoring to support ground based augmentation systems 

      Caamaño Albuerne, María (Universitat Politècnica de Catalunya, 2022-07-12)
      Tesi
      Accés obert
      The Ground Based Augmentation System (GBAS) is a local-area, airport-based augmentation of Global Navigation Satellite Systems (GNSSs) that provides precision approach guidance for aircraft. It enhances GNSS performance ...
    • Orbit ephemeris monitor for GBAS cat-I aircraft precision approach operations 

      Timote Bejarano, Cristhian Camilo (Universitat Politècnica de Catalunya, 2014-10-01)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      The Ground based Augmentation System (GBAS) is being developed to enable precision approach and landing operations using the Global Positioning System (GPS). Each GBAS installation provides services through a GBAS Ground ...
    • Orbit Ephemeris Monitor for GBAS Cat-I aircraft Precision Approach operations 

      Samsó Pericón, Laura (Universitat Politècnica de Catalunya, 2012-10-31)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Abstract: The Ground based Augmentation System (GBAS) is being developed to enable precision approach and landing operations using the Global Positioning System (GPS). Each GBAS installation provides services through a ...
    • Positioning in urban environments 

      Sanromà Sánchez, Jan (Universitat Politècnica de Catalunya, 2015-03-25)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   École Nationale de l'Aviation Civile / École Nationale de l'Aviation Civile
      This thesis will try to further increase the accuracy of a mixed GNSS and inertial solution for navigation in urban areas. The mix will represent a set of low cost sensors to mea-sure their performance. The objectives will ...