Exploració per tema "Global positioning system"

Ara es mostren els items 1-11 de 11

    • An anti-jamming system for GNSS timing applications 

      Querol Borràs, Jorge; Camps Carmona, Adriano José; Manfredini, E.G.; Píriz, R. (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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      Radio-Frequency Interference (RFI) and jamming are increasing problems for timing applications based on Global Navigation Satellite Systems (GNSS). FENIX-lite is a real-time pre-correlation anti-jamming system designed to ...

    • Demonstration and evaluation of precise positioning for connected and automated mobility services 

      Igual Nevot, Júlia; Catalán Cid, Marisa; Catalán Cid, Miguel; Vazquez-Gallego, Francisco; Fernández Hidalgo, Javier; Muñoz, Raul; Sedar, Roshan; Casellas, Ramon; Vilalta, Ricard; Calveras Augé, Anna M.; Paradells Aspas, Josep; Lefebvre, Mathieu; Gardes, Frederic; Odinot, Jean Marc; Moscatelli, Francesca (Institute of Electrical and Electronics Engineers (IEEE), 2022)
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      Cooperative, Connected and Automated Mobility (CCAM) services require precise and reliable localization services able to infer and track the position of a vehicle with lane accuracy. The H2020 5GCroCo project, which trials ...

    • Estimation of Significant Wave Height using the features of cygnss Delay Doppler Map 

      Bu, Jinwei; Hyuk, Park; Yu, Kegen; Camps Carmona, Adriano José (Institute of Electrical and Electronics Engineers (IEEE), 2022)
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      Significant Wave Height (SWH) is a key parameter to characterize waves, which is typically used in sea state monitoring such as wave forecast to ensure ocean navigation safety. Satellite radar altimeter is probably the ...

    • Evaluation of indoor VLC positioning 

      Mas I Méndez, Mireia (Universitat Politècnica de Catalunya, 2019-08)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat

    • New instrument concepts for ocean sensing: analysis of the PAU-radiometer 

      Camps Carmona, Adriano José; Bosch Lluís, Xavier; Ramos Pérez, Isaac; Marchán Hernández, Juan Fernando; Izquierdo Fernandez, Benjamin; Rodríguez Álvarez, Nereida (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-10-31)
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      Sea surface salinity can be remotely measured by means of L-band microwave radiometry. However, the brightness temperature also depends on the sea surface temperature and on the sea state, which is probably today one of ...

    • New microwave-based missions applications for rainfed crops characterization 

      Sánchez, Nilda; López Sánchez, Juan Manuel; Arias Pérez, B.; Valcarce Diñeiro, R.; Martinez Fernandez, Jose; Calvo Heras, J. M.; Camps Carmona, Adriano José; González Zamora, Ángel; Vicente Guijalba, F. (International Society for Photogrammetry and Remote Sensing (ISPRS), 2016)
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      A multi-temporal/multi-sensor field experiment was conducted within the Soil Moisture Measurement Stations Network of the University of Salamanca (REMEDHUS) in Spain, in order to retrieve useful information from satellite ...

    • PAU instrument aboard INTA MicroSAT-1: initial results of the FM model from an airborne experiment 

      Alonso Arroyo, Alberto; Camps Carmona, Adriano José; Pascual Biosca, Daniel; Hyuk, Park; Alcayde Egea, Antonio; Chavero, Sergio; Martinez, Pedro; Crespo, Luis; Angulo, Manuel; Rius, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2012)
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      This work presents the PAU instrument aboard the satellite INTA MicroSAT-1. The PAU instrument is a combination of a Radiometer and a GNSS Reflectometer designed to study the relationship GNSS-R observables (Delay Doppler ...

    • Positioning and timing in the MIMO-gnss framework 

      García Molina, J. A.; Fernández Rubio, Juan Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2019)
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      This paper discusses about GNSS-based positioning and timing in challenging propagation conditions for receivers featuring an array of antennas with an arbitrary distribution. In particular, the positioning and timing ...

    • Solar flare detection system based on global positioning system data: first results 

      Hernández Pajares, Manuel; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume (Elsevier, 2006-09-30)
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      Accés obert
      A solar flare detector has been developed using the Global Positioning System (GPS) capabilities to monitor the ionospheric Total Electron Content (TEC). It is based on obtaining the variation of the vertical TEC data ...

    • Submeter ocean altimetry with GPS L1 C/A signal 

      Carreño Luengo, Hugo; Hyuk, Park; Camps Carmona, Adriano José; Fabra Cervellera, Fran; Rius, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2012)
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      The ultimate accuracy and precision of conventional1 and interferometric2 Global Positioning Satellite System Rerflectometry (GNSS-R) techniques for mesoscale ocean altimetry are still a matter of debate in the scientific ...

    • Unified GNSS-R formulation including coherent and incoherent scattering components 

      Carreño Luengo, Hugo; Camps Carmona, Adriano José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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      Global Navigation Satellite Systems Reflectometry (GNSSR) is a sort of multi-static radar using navigation signals as signals of opportunity. Due to the large number of transmitting satellites multiple scattering points ...