Session G1: LEO-Based PNT and Integrated Communication and Navigation (Signal Design) 1

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Date: Wednesday, September 16, 2026
Time: 8:30 a.m. - 12:15 p.m.
Location: Windsong 5-6
In-Person presenters in this session provide pre-recorded presentations for viewing by registered attendees on Wednesday, September 16.

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	Acquisition Performance for Upcoming LEO-PNT Constellations in Different Frequency Bands Ottavio M. Picchi, External consultant for European Commission, Joint Research Centre (JRC); Alejandro Gonzalez Garrido, Beatrice Motella, Francesco Menzione, Matteo Paonni, European Commission, Joint Research Centre (JRC); Olivier Julien, External consultant for European Commission, DG DEFIS
8:57	ESA’s Celeste In-orbit Demonstration: Initial Ranging Results Sibren De Bast, Jean-Marie Sleewaegen, Wim De Wilde, Septentrio
9:20	Experimental Inverstigation of UHF and S-Band Navigation Signal Propagation Characteristics for LEO-PNT Applications Ina Jeong, Juhwan Lee, Yuhyun Park, Ojong Kim, Department of Aerospace Engineering, Sejong University
9:43	Exploring the Potential Capabilities of NB-IoT for future LEO-PNT Missions Fran Fabra, Arnau Giménez, José A. López-Salcedo, Gonzalo Seco-Granados, Universitat Autònoma de Barcelona (UAB); Enrique Domínguez, Freddy A. Pinto-Benel, GMV; Florin Grec, Riccardo de Gaudenzi, European Space Agency
10:05-10:35, Break. Refreshments in Exhibit Hall
10:40	First Independent Assessment of Xona’s Pulsar Signal Quality, Positioning Performance and Compatibility Steffen Thoelert, Florian C. Beck, Institute of Communications and Navigation, German Aerospace Center (DLR), and Chair of Navigation, RWTH Aachen University
11:03	Study Into Resilient Signal Designs for LEO-PNT: Trade-off and Priorities for Ensuring Robust and Secure Architectures Nobuhiro Sakamoto, Joshua Critchley-Marrows, Hayato Shiono, Toshihiro Shibukawa, Shogo Matsuo, Tomoaki Yasuda, Takeshi Ono, and Tomoji Takasu, ArkEdge Space Inc.
11:26	Celeste: First In Orbit LEO-PNT Demonstration Carlos Catalán, César Pisonero, Eduardo Fernández, Andrés Juez, GMV; Edward Breeuwer, Miguel Cordero, Pietro Giordano, European Space Agency
11:48	Acquisition, Tracking, and Differential Positioning with Starlink Direct-to-Cell Signals: First Study Faezeh Mooseli, Joe Saroufim, and Zak (Zaher) M. Kassas, The Ohio State University

On-Demand Presentation Pre-recorded presentations will become available for viewing by registered attendees on Wednesday, September 16.
	Evaluating Jamming Resistance of GNSS and LEO Signals using a Software-Defined Receiver Saiful Islam, Finnish Geospatial Research Institute; M. Zahidul H. Bhuiyan, Finnish Geospatial Research Institute & Tampere University; Fabricio S. Prol, Finnish Geospatial Research Institute & University of Vaasa; Sanna Kaasalainen, Finnish Geospatial Research Institute

12:15 p.m. – 1:15 p.m., Buffet Lunch in Exhibit Hall • 1:15 p.m. - 1:45 p.m., Free Time in Exhibit Hall

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