Exploració per autor "Aragón Ángel, María Ángeles"
Ara es mostren els items 1-20 de 36
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Beacon Satellite Symposium: Session 5B - June 30th 2016: Radio occultation techniques and measurements
Aragón Ángel, María Ángeles (2016-11-16)
Report de recerca
Accés obertDuring the Beacon Satellite Symposium, held in Trieste, Italy, between June 26 and July 1 2016, the JRC chaired the session 5B: Radio Occultation Techniques and Measurements. The corresponding abstract of the session is ... -
Comparative testing of four ionospheric models driven with GPS measurements
Zandbergen, R.; Feltens, Joachim; Angling, M; Jackson Booth, N; Jakowski, Norbert; Hoque, Mainul; Hernández Pajares, Manuel; Aragón Ángel, María Ángeles; Orús Pérez, Raül (2011-07-28)
Article
Accés obertIn the context of the European Space Agency/European Space Operations Centre funded Study “GNSS Contribution to Next Generation Global Ionospheric Monitoring,” four ionospheric models based on GNSS data (the Electron ... -
Comparison of GPS analysis strategies for high-accuracy vertical land motion
Kierulf, H P; Plag, H P; Bingley, R M; Teferle, N; Demir, C; Cingoz, A; Yildiz, H; Zdunek, R; Jaworski, L; Martínez Benjamín, Juan José; Orús Pérez, Raul; Aragón Ángel, María Ángeles (2008-01)
Article
Accés obertTide gauges measure sea level changes relative to land. To separate absolute changes in sea level from vertical land movements tide gauges are often co-located with Continuous GPS (CGPS). In order to achieve an accuracy ... -
Direct determination of electron density profiles from GNSS occulttion data
Aragón Ángel, María Ángeles; Hernández Pajares, Manuel; Miguel Juan, Miguel; Sanz Subirana, Jaume; Ramos Bosch, Pedro (2008-08-07)
Comunicació de congrés
Accés obert -
Distribution and mitigation of higher-order ionospheric effects on precise GNSS processing
Hernández Pajares, Manuel; Aragón Ángel, María Ángeles; Defraigne, Pascale; Bergeot, Nicolas; Prieto Cerdeira, Roberto; García Rigo, Alberto (2014-04)
Article
Accés obertHigher-order ionospheric effects (I2+) are one of the main limiting factors in very precise Global Navigation Satellite Systems (GNSS) processing, for applications where millimeter accuracy is demanded. This paper summarizes ... -
Enhanced precise point positioning for GNSS users
Juan Zornoza, José Miguel; Hernández Pajares, Manuel; Sanz Subirana, Jaume; Ramos Bosch, Pedro; Aragón Ángel, María Ángeles; Orus, R.; Ochieng, W.; Feng, S; Jofre, Martí; Coutinho, P; Samson, Jaron; Tossaint, Michel Mathias Maria (Institute of Electrical and Electronics Engineers (IEEE), 2012-09-21)
Article
Accés restringit per política de l'editorialThis paper summarizes the main results obtained during the development of an Enhanced Precise Point Positioning (EPPP) Global Navigation Satellite Systems multifrequency user algorithm. The main innovations include the ... -
Estudi geològic i d'usos del sòl a la cordillera del Bálsamo i estudi de paràmetres geotècnics a l'AMSS
Aragón Ángel, María Ángeles (2006)
Pòster (projecte CCD)
Accés obert -
EVA: GPS-based extended velocity and acceleration determination
Salazar Hernández, Dagoberto José; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Aragón Ángel, María Ángeles (2010-12-01)
Article
Accés restringit per política de l'editorialIn this work, a new GPS carrier phase-based velocity and acceleration determination method is presented that extends the effective range of previous techniques. The method is named ‘EVA’, and may find applications in ... -
FES-WARTK final presentation
Toledo, M; Fernández-Hernández, I.; Verhagen, S; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Aragón Ángel, María Ángeles; Ramos Bosch, Pedro; Odijk, D; De Bakker, Peter; Van der Marel, Hans (-, 2008)
Text en actes de congrés
Accés restringit per acord de confidencialitat -
Global prediction of the vertical total electron content of the ionosphere based on GPS data
García Rigo, Alberto; Monte Moreno, Enrique; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Aragón Ángel, María Ángeles; Salazar Hernández, Dagoberto José (2011-12-29)
Article
Accés obertAlthough vertical total electron content (VTEC) forecasting is still an open subject of research, the use of predictions of the ionospheric state at a scale of several days is an area of increased interest. A global VTEC ... -
Impact of higher order ionospheric delay on precise GNSS computation
Hernández Pajares, Manuel; Aragón Ángel, María Ángeles; Defraigne, Pascale; Bergeot, Nicolas; Prieto Cerdeira, Roberto; Sanz Subirana, Jaume (2013)
Text en actes de congrés
Accés obert -
Improved Abel transform inversion: application to COSMIC/FORMOSAT-3 ionospheric occultations
Aragón Ángel, María Ángeles; Hernández Pajares, Manuel; Miguel Juan, Miguel; Sanz Subirana, Jaume; Altadill, David; Liou, YueiAn; Lee, ChienChih (2008-10-02)
Comunicació de congrés
Accés obert -
Improvement and validation of retrieved FORMOSAT-3/COSMIC electron densities using Jicamarca DPS
Aragón Ángel, María Ángeles; Liou, Y.-A.; Lee, C.C.; Hernández Pajares, Manuel; Sanz Subirana, Jaume; Juan Zornoza, José Miguel; Reinisch, B.W. (2010)
Presentació
Accés obert -
Improvement of retrieved FORMOSAT-3/COSMIC electron densities validated by ionospheric sounder measurements at Jicamarca
Aragón Ángel, María Ángeles; Liou, Y.-A.; Lee, C.-C.; Reinisch, B.W.; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume (2011-09-01)
Article
Accés obertInversion techniques applied to GPS‐LEO radio occultation data allow the retrieval of accurate and worldwide‐distributed refractivity profiles, which, in the case of the ionosphere, can be converted into electron densities ... -
Integrity monitoring for carrier phase ambiguities
Jofre, Martí; Ramos Bosch, Pedro; Feng, S.; Ochieng, W.; Samson, J; Tossaint, M; Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Aragón Ángel, María Ángeles (2012-01)
Article
Accés obertThe determination of the correct integer number of carrier cycles (integer ambiguity) is the key to high accuracy positioning with carrier phase measurements from Global Navigation Satellite Systems (GNSS). There are a ... -
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 Ángel, María Ángeles (2015)
Text en actes de congrés
Accés restringit per política de l'editorial -
Ionospheric and plasmaspheric electron contents inferred from radio occultations and global ionospheric maps
González Casado, Guillermo; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Rovira Garcia, Adrià; Aragón Ángel, María Ángeles (2015-07-04)
Article
Accés obertWe introduce a methodology to extract the separate contributions of the ionosphere and the plasmasphere to the vertical total electron content, without relying on a fixed altitude to perform that separation. The method ... -
Looking for efficient and accurate ways of computing the global ionospheric electron density distribution from huge amounts of GNSS observations
Hernández Pajares, Manuel; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; Monte Moreno, Enrique; Aragón Ángel, María Ángeles (2011)
Presentació
Accés obertIn this work the authors will explore different potential ways of estimating efficiently and accurately the global number density of ionospheric free electrons from the most part of nowadays available GNSS ... -
Mejora de la transformada inversa de Abel: aplicación ocultaciones ionosféricas de COSMIC/FORMOSAT-3
Aragón Ángel, María Ángeles; Hernández Pajares, Manuel; Miguel, J.; Sanz Subirana, Jaume (2008-09-24)
Comunicació de congrés
Accés obert -
Modelizando el calculo de varias variablEEES en el aula
Aragón Ángel, María Ángeles; Cubarsí Morera, Rafael (2011-06)
Article
Accés obertLa implantaci on de la modelizaci on matem atica en el ambito del Espacio Europeo de Educaci on Superior (EEES) necesita de una revisi on y adaptaci on de los contenidos y estrategias para abordar las asignaturas, en ...