Session C5: Integrating LEO for Enhanced Positioning

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Date: Friday, September 12, 2025
Time: 8:30 a.m. - 12:15 p.m.
In-Person presenters in this session provide pre-recorded presentations for viewing by registered attendees on Wednesday, September 10.

In-Person Presentations These presentations will be given in-person at the conference. Presenters will provide a pre-recorded presentation for on-demand viewing by all registered attendees.
8:35	Jamming Resilience of Xona PULSAR and GNSS Signals: Comparative Analysis on Hardware Platform with and without Interference Mitigation Sibren De Bast, Samuel Heijnen, Jean-Marie Sleewaegen, and Wim De Wilde, Septentrio
8:57	Evaluation of Xona PULSAR Signals Through Simulation: Timing, Positioning, and Resilience Performance – First Results Eldar Rubinov, Lachlan Ng, FrontierSI; Richard Chan, Akis Drosinos, Spirent
9:20	Signal Acquisition For C-Band LEO PNT: Is It More Difficult Than For Legacy GNSS? George Schmitt, Patrick Shannon, Furqan Ahmed, and Pat Ryan, TrustPoint, Inc.
9:43	Expanding QZSS to the World with LEO Satellites: An Open, Community-Driven Approach J. Critchley-Marrows, T. Shibukawa, N. Sakamoto, S. Matsuo, M. Fujita, N. Saka, T. Sasakawa, K. Kakihara, T. Yasuda, ArkEdge Space; M. Murata, S. Kogure, Japan Aerospace Exploration Agency
10:05-10:35, Break. Refreshments served outside of session rooms
10:40	Fused PNT Performance Assessment from First to Second Generation user Terminal for an IRIS2 Constellation Francis Soualle, Jose A. del Peral-Rosado, Airbus Defence and Space; Ottavio M. Picchi, external consultant for JRC/EC; Francesco Menzione, Joint Research Centre/EC Juan Pablo Boyero, European Commission
11:03	GMV GSharp® Going to Orbit: GSharp Evolution for Onboard Real Time POD in LEO Satellites A. Chamorro, J.C. Lopez, S. Camargo, J. Gonzalez, A. Gonzalez, J.D. Calle, I. Rodriguez, GMV
11:26	Unified Navigation and Communication Hybrid Terminal Enrique Domínguez, Francisco José Mata, Freddy Albert Pinto, Marcelo Meneses, David García, Javier Fidalgo, GMV; Domenico Giustiniano, Giuseppe Santaromita, Timothy Otim, Francesco Pigato, IMDEA; José A. López-Salcedo, Gonzalo Seco-Granados, Antoni Reus, Marc Fernández, Daniel Egea, Fran Fabra, and Alda Xhafa, UAB
11:48	Passive Joint DOA/FOA Sensing, Tracking, and Navigation with Unknown LEO Satellites Sharbel Kozhaya and Zak (Zaher) M. Kassas, The Ohio State University
Alternate Presentation Alternate presentations may be given in-person at the conference if other authors are unable to present. Alternate Presenters will provide a pre-recorded presentation for on-demand viewing by all registered attendees.
1.	Integrated Precise Orbit Determination of QZSS Satellites with LEO Onboard Observations Kyohei Akiyama, Japan Aerospace Exploration Agency

On-Demand Presentation Pre-recorded presentations will become available for viewing by registered attendees on Wednesday, September 10.
	Optimizing LEO Constellations to Enhance PPP Accuracy and Time Convergence with MEO GNSS. M. Laurenti, S. Trilles, T. Authié. L. Bibollet, Thales Alenia Space; J. Raabe, D. Gallego Maya, Geoflex; F. Dufour, A. Ramos, E. Bernadotte, CNES

Awards Luncheon, 12:15 p.m. – 1:30 p.m. • Lunch served until 12:30 p.m.; late arrivals will not be served.

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