gAGE : Advanced GNSS Research and Innovative Applications

2010

• M.Hernandez-Pajares, J.M. Juan, J.Sanz,  J. Samson, and M. Tossaint, Wide area real time kinematic: a new augmentation concept towards the definition of a high accuracy and integrity service. International Beacon Satellite Symposium. "Beacon Satellite Symposium 2010". Barcelona, 2010.
• García-Rigo, A., E. Monte , M. Hernandez-Pajares, J.M. Juan, J. Sanz, and R. Orús, UPC VTEC FORECAST MODEL BASED ON IGS GIMS. "Beacon Satellite Symposium 2010". Barcelona, 2010.
• A. Aragon-Angel, Y.-A. Liou, C.-C. Lee, M. Hernandez-Pajares, J. M. Juan, J. Sanz,B. W. Reinisch, Improvement and validation of retrieved FORMOSAT-3/COSMIC electron densities using Jicamarca DPS, International Beacon Satellite Symposium. "Beacon Satellite Symposium 2010". Barcelona, 2010.
• Orus, R.; Hernandez-Pajares, M.; Juan, JM; Sanz, J; Aragón, A; García Rigo, A., Real-Time Application of TOM-ION Model, International Beacon Satellite Symposium. "Beacon Satellite Symposium 2010". Barcelona: 2010.
• M.Hernandez-Pajares, J.M. Juan, J.Sanz, P. Ramos-Bosch, A. Rovira-Garcia, D. Salazar, J. Ventura-Traveset, C. Lopez-Echazarreta, G. Hein. The ESA/UPC GNSS-Lab tool (gLAB): an advanced multipurpose package to process and analyse GNSS data. "5th ESA Workshop on Satellite Navigation User". Noordwijk: European Space Agency (ESA), 2010, p. 1-8.
• Salazar, D., Hernandez-Pajares, M., Juan-Zornoza, J .M., Sanz, J. Network-based High Accuracy Positioning with the GPSTk. A: Esa Workshop on Satellite Navigation Technologies. "5th ESA Workshop on Satellite Navigation User". Noordwijk: European Space Agency (ESA), 2010.
• Odijk, D., and S. Verhagen, P. J. G. Teunissen, M. Hernandez-Pajares, J. M. Juan, J. Sanz, J. Samson, and M. Tossaint, “LAMBDA-Based Ambiguity Resolution for Next-Generation GNSS Wide-Area RTK,” Proceedings of the 2010 International Technical Meeting of The Institute of Navigation, San Diego, California, USA, pp. 566-576, January 2010.

2009

• Salazar, D., Sanz-Subirana, J. and Hernandez-Pajares, M. "Phase-based GNSS data processing (PPP) with the GPSTk". 8th Geomatic Week. Barcelona. Spain. February 2009. PDF Presentation PDF.
• A. Aragon-Angel, M. Hernandez-Pajares, J. M. Juan, J. Sanz, An overview in Wide Area Real Time Kinematic (WARTK), 28th Surveying and Geoinformatics Conference, National Central University, Jhongli, Taiwan.
• Odijk D, P de Bakker, S Verhagen, PJG Teunissen, M Hernandez-Pajares, J Samson (2009): Fast LAMBDA-based ambiguity resolution combined with WARTK technique for Galileo data simulated using ESA’s Galileo Signal Validation Facility. Proceedings International Global Navigation Satellite Systems Society IGNSS Symposium, (peer reviewed), 15p.
• Andrei, C.-O., Chen, R., Kuusniemi, H., Hernandez-Pajares, M., Juan, J.M., and D. Salazar, 2009. Ionosphere Effect Mitigation for Single-frequency Precise Point Positioning. Proceedings of 22nd International Technical Meeting of the Satellite Division (ION GNSS-2009), Savannah, GA, September 22-25, 2009.
• M. Hernandez-Pajares, J.M. Juan, J. Sanz, Felix Toran, J. Ventura-Traveset, C. López, D. Flament. New Tools to assess the User Domain SBAS Integrity. ION International Technical Meeting 2009 Proceedings, 2009.   

2008

• Salazar Hernández, D. J.; Hernández Pajares, M.; Miguel, J.; Sanz Subirana, J. High accuracy positioning using carrier-phases with the opensource GPSTK software. Slides of the 4th ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC). Noordwijk: ESA, 2008.
• Aragon-Angel, A.; Hernández-Pajares, M.; Juan, J.M.; Sanz Subirana, J.; Altadill, D.; Liou, Y. ; Lee, C. Improved Abel transform inversion: application to COSMIC/FORMOSAT-3 ionospheric occultations. Slides of the  4th Asian Space Conference. Taipei: National Space Organization, 2008.
• Sanz Subirana, J.; Ramos Bosch, P.; Aragon Angel, A.; Ciollaro, M.; Toran, F.; Ventura Traveset, J.; Lopez, C. The User Domain Integrity Assessment Technique. Proceedings of the  4th ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC). Noordwijk: ESTEC, 2008.
• M.HernándezPajares, J.M.Juan, J.Sanz, A. Aragon Angel, P.RamosBosch, D. Odijk, P.F. de Bakker, H. van der Marel), S. Verhagen, I. Fernández-Hernández, M. Toledo, J. Samson, Feasibility Study of a European Wide Area Real Time Kinematic System, Proceedings of the  4th ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC). Noordwijk: ESTEC, 2008. 
• A. Aragon-Angel, M. Hernandez-Pajares, J. M. Juan, J. Sanz, Mejora de la transformada inversa de Abel: aplicación a ocultaciones ionosféricas de COSMIC/FORMOSAT-3, Jornadas Internacionales Hispano-Argentinas sobre la Influencia de la anomalía ecuatorial de la ionosfera, Universidad Complutense de Madrid, Madrid.
• A. Aragon-Angel, New Technique to Improve the Electron Density Retrieval Accuracy: Application to FORMOSAT-3/COSMIC Constellation, ION GNSS 2008, Savanah (Georgia), USA.

2007

• Salazar Hernández, D,J; Hernández Pajares, M.; Juan Zornoza, J.M.; Sanz Subirana, J. The GPS Toolkit: world class open source software tools for the GNSS research community. Proceedings of the  7th Geomatic Week. Barcelona, 2007.
• García-Rigo, A., M. Hernandez-Pajares, J.M. Juan, and J. Sanz. Solar Flare Detection System using Global Positioning System Data. "7th Geomatic Week". Barcelona, 2007.
• Sonya Todorova, Harald Schuh, Thomas, Hobiger, Manuel Hernandez-Pajares, Global models of the ionosphere obtained by integration of GNSS and satellite altimetry data.  Vermessung & Geoinformation 2/2007, P. 80-89.
• A. Aragon-Angel, M. Hernandez-Pajares, J. Juan, J. Sanz, Obtaining accurate worldwide distributed electron  occultation data: COSMIC/FORMOSAT-3 constellation, IRI/COST 296 Workshop, Prague.
• A. Aragon-Angel, M. Hernandez-Pajares, J. Juan, J. Sanz, Improved Abel transform inversion: First application to COSMIC/FORMOSAT-3, AGU 2007 Joint Assembly, Acapulco, Mexico

2006

• M. Hernandez-Pajares, J.M. Juan, J. Sanz, Real time MSTIDs modelling and application to improve the precise GPS and GALILEO navigation, ION GNSS-2006 Proceedings, 2006.
• M. Tossaint, J. Samson, F. Toran, J. Ventura-Traveset, J. Sanz, M. Hernandez-Pajares, J.M. Juan. The Stanford - ESA Integrity Diagram: Focusing on SBAS Integrity (Best paper award). ION GNSS-2006 Proceedings, 2006.
• Colombo O.L., M. Hernandez-Pajares, J.M. Juan, J.Sanz. Using Buoys to Extend Far Into the Sea Wide Area and Virtual Reerence Station Networks. Proccedings of the 3rd ESA Workshop on Satellite Navigation User Equipment Technologies, NAVITEC’2006.
• Salazar D., M. Hernandez-Pajares, J.M. Juan, J.Sanz. Rapid Open Source GPS software development for modern embedded systems. Proceedings of the 3rd ESA Workshop on Satellite Navigation User Equipment Technologies, NAVITEC’2006.
• Tossaint M., J. Samson, F. Toran, J. Ventura-Traveset, M. Hernandez-Pajares, J.M. Juan, J.Sanz, P. Ramos-Bosch. The Stanford - ESA Integrity Diagram. 3nd ESA Workshop on Satellite Navigation User Equipment Technologies, NAVITEC’2006.
• S. Pulinets, A. Kotsarenko, L. Ciraolo, M. Hernandez-Pajares, J.M. Juan, Special index of ionosphere variability as a short-term earthquake precursor. Geophysical Research Abstracts, Vol. 8, 03247, 2006.
• A. Aragón Ángel, F. Amarillo Fernández, Advanced Ionospheric modelling for GNSS single frequency users, 2006IEEE/ION Position, Location and Navigation Symposium, California, USA.

2005

• O.L. Colombo, M. Hernandez-Pajares, J.M. Juan, J. Sanz. Extending Wide Area and Virtual Reference Station Networks Far into the Sea with GPS Buoys. ION GNSS-2005 Proceedings, 2005.
• Hernandez-Pajares, M., J. M. Juan, J. Sanz, M. García-Fernández. Towards a more realistic mapping function. Proceedings of the XXVIII General Assembly of International Union of Radio Science (URSI), New Delhi, India ,2005.
• A. Aragón, R. Orús, F. Amarillo, M. Hernández-Pajares, J. M. Juan, J. Sanz, Preliminary NeQuick assessment for future single frequency users of GALILEO, 6th Geomatic Week, Barcelona, Spain.

2004

• M. Tossaint, J. Samson J. Ventura Traveset , Hernandez-Pajares M., Juan J.M.,J.  Sanz, The Stanford-ESA Integrity Diagram: Focussing on SBAS Integrity. First ION Intarenational Technical Meeting proceedings. US Institute of Navigation. Long Beach, California, USA, 2004.
• Hernandez-Pajares M., Juan J.M., Sanz J., A.Garcia-Rodriguez, WARTK: High precision navigation with Galileo and GPS signals. Proceedings of the 2nd ESA Workshop on Satellite Navigation User Equipment Technologies, NAVITEC’2004.
• M. Aragon-Angel, R.Orus, F. Amarillo, M. Hernandez-Pajares M., J.M. Juan, J.Sanz. Performance of NeQuick ionospheric predictions compared with different ionospheric data. Proceedings of the 2nd ESA Workshop on Satellite Navigation User Equipment Technologies, NAVITEC’2004
• R. Orus, D. Salazar, Hernandez-Pajares M., Juan J.M., Sanz J. Using ionospheric maps to improve precise positioning in post-proces. Proceedings of the 2nd ESA Workshop on Satellite Navigation User Equipment Technologies, NAVITEC’2004.
• Hernandez-Pajares, M., J. M. Juan, J. Sanz, A.García-Rodriıguez, O. L. Colombo. Wide Area Real Time Kinematics with Galileo and GPS Signals (Best paper award). ION GNSS-2004 Proceedings, 2004.
• Hernandez-Pajares M., Juan J.M., Sanz. Global Navigation Satellite Systems: new opportunities for scientific advances in Space Weather. Slides of the First European Space Weather Week. European Space Agency (ESA), Noordwijk, The Netherlands,2004.
• Hernandez-Pajares M. IGS Ionosphere WG status report: performance of IGS Ionosphere, TEC Maps. IGS Technical Meeting, Bern, 2004.

2003

• Hernandez-Pajares, M., J. M. Juan, J. Sanz, M.Garcíaa-Fernandez. Performance of the improved Abel transform to estimate electron density profiles from GPS occultation data. Proceedings of the URSI/ESA meeting, Atmospheric Remote Sensing using Satellite Navigation Systems. European Space Agency (ESA) & International Union of Radio Science (URSI), Matera, Italy,2003.
• Orús Pérez, Raul; García Fernández, M; Prats Menéndez, Xavier; Hernández Pajares, Maunuel; Juan, Miguel. Study of several interpolation schemes to provide ionospheric corrections for navigation. A 5a Setmana Geomàtica Barcelona: cartografía, telemática y navegación. Barcelona, 2003.
• Hernández Pajares, Manuel; Juan, Miguel; Sanz, Jaume; Prats Menéndez, Xavier; Baeta, Jordi. Basic Research Utilities for SBAS (BRUS). A 5a Setmana Geomàtica Barcelona. Barcelona, 2003.
• Sanz Subirana, Jaume; Prats menéndez, Xavier; Farnworth, Richard; Soley, Santiago. ESTB performance against lossing satellites (first results). A 5a Setmana Geomàtica Barcelona: cartografía, telemática y navegación. Barcelona, 2003.
• R. Orus, M. Hernandez-Pajares, J. M. Juan, J. Sanz, “Ionospheric Effects on Precise Navigation at Regional and Continental Scales over Europe”, ISPRS International workshop "Theory, Technology and Realities of Inertial / GPS Sensor Orientation". Castelldefels (Spain) September 2003.

2002

• Hernandez-Pajares, M., J. M. Juan, J. Sanz, O. L. Colombo. Impact of real-time ionospheric determination on improving precise navigation with GALILEO and next-generation GPS. ION GNSS-2002 Proceedings, 2002.
• M. Hernandez- Pajares, M., J. M. Juan, J. Sanz. Recent improvements in Ionospheric and Plasmaspheric determination with GPS. Proceedings of the World Space Congress IAF/COSPAR 2002 Houston, USA ,2002.
• O.L. Colombo, M. Hernandez-Pajares, J.M. Juan, J. Sanz. Activities on Tropical Ionosphere during 2001-2002. Report on tropical ionosphere, 2002.
• R.Orus, M.Garcia-Fernandez, X.Prats, M. Hernandez-Pajares, J.M. Juan, J. Sanz, "Study of several models to provide ionospheric corrections to GNSS users", 3a. Asamblea Hispano-Portuguesa de Geodesia y Geofisica, ISBN 84-9705-297-8, pp. 139-142, 2002.

2001

• M. Hernandez-Pajares, J.M. Juan, J. Sanz, O. Colombo. Tomographic modelling of GNSS ionospheric corrections: Assessment and real-time applications. ION GNSS-2001 Proceedings, 2001.
• Hernandez-Pajares M., Juan J.M., Sanz J., O. Colombo, H. Van der Marel. Precise ionospheric determination and its application to real-time GPS ambiguity resolution. ION GPS-2001 Proceedings, 2001.
• Colombo, O.L., M. Hernandez-Pajares, J.M. Juan, J. Sanz, Long- Baseline (>400 KM) On The Fly Ambiguity Resolution Using Ionospheric Corrections with High Geomagnetic Activity. Proceedings GNSS-2001 Meeting, Seville, Spain, April 2001.
• Hernandez-Pajares M., Juan J.M., Sanz J., O. Colombo. New potential applications for WADGNSS networks: precise navigation and meteorology. Proceedings of the 1st ESA Workshop on Satellite Navigation User Equipment: Technologies Moving towards the future with imagination NAVITEC’2001.
• Garcia-Fernandez, M., Hernandez-Pajares M., Juan J.M., Sanz J. Improving the determination of electron density profiles combining ground and LEO GPS data. Proceedings of the 1st ESA Workshop on Satellite Navigation User Equipment: Technologies Moving towards the future with imagination NAVITEC’2001
• M. Hernandez-Pajares, J.M. Juan, J. Sanz, M. Garcíaa and R. Orús. An overview about Ionospheric effects on Geodesy and Time Transfer. Proceedings of the Beacon Satellite Symposium 2001, Boston College, Boston, USA

2000

• Colombo, O.L., M. Hernandez-Pajares, J.M. Juan, J. Sanz, Ionospheric Tomography Helps Resolve GPS Ambiguities On The Fly At distances Of Hundreds Of Kilometers During Increased Geomagnetic Activity, Proceedings of the IEEE PLANS 2000, San Diego, California, March 2000.
• M. Hernandez-Pajares, J. M. Juan, J. Sanz and D. Bilitza, Combining GPS measurements and IRI model values for Space weather specification. COSPAR meeting, 2000.
• Hernandez-Pajares M., Juan J.M., Sanz J., O.L.Colombo, Real-time integrated water vapor determination using OTF carrier-phase ambiguity resolution in WADGPS networks, ION GPS 2000, 19-22 September 2000, Salt Lake City, UT.

 
1999

• O. Colombo, Hernandez-Pajares M., Juan J.M., Sanz J., J. Talaya. Resolving carrier-phase ambiguities on-the-fly, at more than 100Km from the nearest reference, with the help of ionospheric tomography (Best paper award). ION GPS'99 Proceedings, 1999.
• Hernandez-Pajares M., Juan J.M., Sanz J., O.L.Colombo. Precise ionospheric determination and its application to real-time GPS ambiguity resolution. ION GPS'99 Proceedings, 1999.
• Hernandez-Pajares M., Juan J.M., Sanz J. Tomographic ionospheric determination with LEO and ground GPS data at global scale. Proceedings of GPS'99, International Association of Geodesy, Tsukuba (Japan), 1999

1998

• Hernandez-Pajares M., Juan J.M., Sanz J. GPS ionospheric products. Proceedings of the IRI Task Force Meeting. International Centre for Theoretical Physics (ICTP), Trieste (Italy), 1998.