Session E3b: High Precision GNSS Positioning in Challenging Environments


Date: Thursday, September 14, 2023
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 13.

Session Chairs

Dr. YuXiang (Phillip) Peng
Qualcomm Technologies Inc.

Dr. Michael Fu

Track Chair

Dr. Li-Ta Hsu

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 virtual attendees.
8:35 Riemannian Optimization for GNSS-Based Attitude Models: Beyond MC-LAMBDA : Oliviero Vouch, Department of Electronics and Telecommunications (DET), Politecnico di Torino; Andrea Bellés, Daniel Medina, Institute of Communications and Navigation, German Aerospace Center (DLR); Fabio Dovis, DET, Politecnico di Torino
8:57 All-Frequency GNSS PPP-RTK Using Observable-Specific Signal Biases for Urban Environments : Feng Wang, Kunlun Zhang, GNSS Research Center, Wuhan University Student Paper Award Winner
9:20 Towards GNSS Ambiguity Resolution for Smartphones in Realistic Environments: Characterization of Smartphone Ambiguities with RTK, PPP, and PPP-RTK : Jiahuan Hu and Sunil Bisnath, York University
9:43 Testing the Galileo High Accuracy Service in Different Operational Scenarios : Luca Cucchi, Sophie Damy, Ciro Gioia, Beatrice Motella, Matteo Paonni, European Commission Joint Research Centre
10:05-10:35, Break. Refreshments in Exhibit Hall
10:40 Generalized Integer Aperture Bootstrapping for Constrained Baselines and Attitude : Nathan Green, Coherent Technical Services, Inc.
11:03 Validation of RTK and PPK Solutions Assisted with Random Sample Consensus : Zhen Zhu, Cole Dickerson, and Alqasem Hindi, East Carolina University Eric Vinande and Jason Pontious, Air Force Research Lab
11:26 Precise Positioning of Smartphones Using a Robust Adaptive Kalman Filter : Anurag Raghuvanshi, Sudha Vana, Sunil Bisnath,York University
11:48 Differential Factor Graph Optimization with Intelligent Covariance Adaptation for Accurate Smartphone Positioning : Hoi-Fung Ng, Penghui Xu, Yihan Zhong, Guohao Zhang, Weisong Wen, Li-Ta Hsu, Department of Aeronautical and Aviation Engineering, The Hong Kong Polytechnic University
Alternate Presentations
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 virtual attendees.
1. Resilient High Precision Positioning using RTK and Distributed GNSS Antenna Subarrays : Can Özmaden, Marius Brachvogel, Chair of Navigation, RWTH Aachen University; Tobias Bamberg, Chair of Navigation, RWTH Aachen University & German Aerospace Center (DLR); Michael Niestroj, Chair of Navigation, RWTH Aachen University; Michael Meurer, Chair of Navigation, RWTH Aachen University & DRL
2. Analysis of Smartphone Based Dynamic User RTK Performance Using Portable RF Shielded Box : Bu-Gyeom Kim, Changdon Kee, Department of Aerospace Engineering and SNU-IAMD, Seoul National University
3. Map-Aided Particle Filter for Improved Multi-hypothesis Ambiguity Resolution : Rene Manzano-Islas, Kyle O'Keefe, Department of Geomatics Engineering, University of Calgary
Virtual Presentation
Pre-recorded presentations will become available for viewing by registered attendees on Wednesday, September 13.
  Robust Regional Ionospheric Augmentation Based on IRIM for PPP-RTK : Sijie Lyu, Yan Xiang and Wenxian Yu, Shanghai Jiao Tong University

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