Session A4: Future Space-based Sources of PNT: LEO Signal Processing


Date: Tuesday, June 13, 2023
Time: 10:45 a.m. - 12:15 p.m.

Session Chairs:
Michael Nair
Army Research Laboratory
Shawn Miller
The MITRE Corporation

10:50 a.m. LEO and PNT Application: Accuracy Assessment in Multi-Sensor Fusion: Shahram Moafipoor, Brad Despres, Hana Maquet, John T. Nielson, Robert Stadel Geodetics Inc., An AEVEX Aerospace Company
11:10 a.m. Doppler Navigation using Signals from Fewer than 8 LEO Satellites: Mark L. Psiaki, Virginia Tech
11:30 a.m. Characteristics and Benefits of High-Performance Proliferated LEO (pLEO) PNT Waveforms: Taehwan Kim, Brent Bateman, Ethan Hayes, David Ropp, Jeffrey Dickman, Northrop Grumman Corporation
11:50 a.m. Doppler Positioning and DOP Evaluation for LEO Satellite Constellations: Jacob Stewart, Navigation Technology Associates, Inc Adam Simmons, Navigation Technology Associates, Inc Edwin Hogan, DEVCOM AvMC Thomas Blenk, JPEO A&A
1. Dynamic AltNav: A Tightly-Coupled Navigation Filter Fusing LEO RF Signals and Sensors: Matthew Zeiger, NAL Research; Mark Psiaki, Virginia Tech; Colin Dickson, NAL Research
2. High Doppler Low Earth Orbit (LEO) PNT Signal Initial Open Loop Time and Frequency Offset Estimation Evaluation using Chirp Spread Spectrum (CSS): Taehwan Kim, Brent Bateman, Ethan Hayes, Jeffrey Dickman, Northrop Grumman Mission Systems

Attendee Lunch: 12:15 p.m. – 1:15 p.m. - Exhibit Hall