2023 PNT Symposium

Our 17th annual PNT Symposium was held on Wednesday, November 1st and Thursday, November 2nd.
Once again this year, the symposium was held in-person in the Kavli Auditorium at the SLAC National Laboratory above the Stanford University campus. We will also live-streamed presentations via Zoom and video for those participants who could not, or preferred not, to attend in person.
View photos from the 2023 PNT Symposium
2023 Symposium Agenda, Speakers and Banquet Dinner
This year’s symposium was scheduled for two days, Wednesday, November 1st and Thursday, November 2nd from 8:00am to 5:00pm. On Wednesday evening, there was a banquet dinner at the Stanford Faculty Club on the Stanford campus.
As in past PNT Symposia, Day 1 featured student presentations, and Day 2 featured invited speaker presentations.
The speaker during the banquet dinner was Professor Li-Ta Hsu, Hong Kong Polytechnic University and currently on a one-year sabbatical at Google,

Profesor Hsu spoke on the topic: Navigating accurately in cities: Vision-sensor-aided GNSS real time kinematic.
Professor Hsu Biography:
Li-Ta Hsu received B.S. and Ph.D. degrees from National Cheng Kung University (NCKU), Taiwan, in 2007 and 2013, respectively. He is an Associate Professor and Associate Head in the Department of Aeronautical and Aviation Engineering (AAE) at The Hong Kong Polytechnic University (PolyU), Hong Kong. He is currently at Google on sabbatical. Professor Hsu is an ION Per Enge Early Achievement Award recipient. His research interests are urban GNSS positioning, indoor positioning, and multi-sensor integrated navigation systems for autonomous systems.
2023 PNT Symposium Schedule at a Glance
Wednesday Evening, November 1st — Banquet Dinner at the Faculty Club on the Stanford Campus, featuring a speech by Professor Li-Ta Hsu
2023 PNT Symposium InfoPak
A PDF "InfoPak" file containing this year's symposium flyer, programs/schedules for Day1 and Day 2, and other useful information is available by clicking the link below.

View/download a PDF
copy of the 2023 PNT
Symposium InfoPak
Student and Invited Speaker Presentation Tables
The tables below display the invited speaker presentations from both days of the 2023 PNT Symposium. In both tables, the presentations are listed alphabetically by the presenter's last name.
Note: The top row of the Day 2, Invited Speakers table contains the Wednesday evening, November 1st banquet dinner talk given by Professor Li-Ta Hsu.
While all of the presentations were recorded on both days of the 2023 webinar symposium, we have only received permission from some of the speakers to display their video presentation and/or a PDF file of their presentation slides.

For those presentations which we are permitted to display, click on the Play Video button preceding the presentation title to open an SCPNT Video Gallery webpage containing an unlisted (not searchable) YouTube video of that presentation.
Also, for those presentations for which we are permitted to display presentation slides, click on any presentation title in bold blue text to view/download the presentation PDF file.
2023 PNT Symposium Day 1 — Student Presentations
2023 PNT Symposium Day 2 — Invited Speaker Presentations
2023 PNT Symposium: November 2 — Invited Presentations | ||
Invited Speaker | Affiliation | Title of Presentation (Bold blue text = link to PDF presentation file) |
Li-Ta Hsu, | Google/Hong Kong Polytechnic | Banquet Dinner Talk: Navigating accurately in cities: Vision-sensor-aided GNSS real time kinematic |
Alison Brown | Navsys | PNT as a Service (PNTaaS) leveraging Commercial SATCOM |
Aaron Straup Cope | SFO | Wayfinding at SFO |
Wei Lee | USAF Test Pilot School | PNT Effects on AI Flight Testing |
Steve Lewis | The Aerospace Corporation | Operational, Global, and Persistent GNSS Disruption Monitoring |
Andrew Ludlow | NIST | A Transportable Optical Lattice Clock for State-of-the-Art Optical Timekeeping Beyond the Lab |
Adyasha Mohanty | Stanford University | Tightly Coupled Graph Neural Network and Kalman Filter for Smartphone Positioning |
Brad Parkinson | Stanford University | An Expurgated History of the Origins of the GPS Revolution on the occasion of the 50th Anniversary of Gaining Approval for Full Scale Demonstration |
Kirsten Strandjord | University of Minnesota, Twin Cities | Positioning Beyond the Constellation |
Andrey Suskho | Windborne Systems | Long duration balloons for sensing the atmosphere |
Stefanie Tompkins | DARPA | PNT from the DARPA Perspective |
Lt. Col. Robert Wray | 2 SOPS | GPS Operations and Performance |