Understanding the GIOVE-B broadcast codes of the Galileo system. - Grace Xingxin Gao; Dennis M. Akos; Todd Walter; Per K. Enge (ACSCC, 2008)

Worldwide Vertical Guidance of Aircraft Based on Modernized GPS and New Integrity Augmentations. - Todd Walter; Per K. Enge; Juan Blanch; Boris Pervan (Proc. IEEE, 2008)

Compass-M1 Broadcast Codes in E2, E5b, and E6 Frequency Bands. - Grace Xingxin Gao; Alan Chen 001; Sherman C. Lo; David S. De Lorenzo; Todd Walter; Per K. Enge (IEEE J. Sel. Top. Signal Process., 2009)

Availability Impact on GPS Aviation due to Strong Ionospheric Scintillation. - Jiwon Seo 001; Todd Walter; Per K. Enge (IEEE Trans. Aerosp. Electron. Syst., 2011)

Satellite Navigation for Aviation in 2025. - Juan Blanch; Todd Walter; Per K. Enge (Proc. IEEE, 2012)

GPS Signal-in-Space Integrity Performance Evolution in the Last Decade. - Liang Heng; Grace Xingxin Gao; Todd Walter; Per K. Enge (IEEE Trans. Aerosp. Electron. Syst., 2012)

The Beckman Report on Database Research. - Daniel J. Abadi; Rakesh Agrawal 001; Anastasia Ailamaki; Magdalena Balazinska; Philip A. Bernstein; Michael J. Carey 001; Surajit Chaudhuri; Jeffrey Dean; AnHai Doan; Michael J. Franklin; Johannes Gehrke; Laura M. Haas; et al. (SIGMOD Rec., 2014)

Future Dual-Frequency GPS Navigation System for Intelligent Air Transportation Under Strong Ionospheric Scintillation. - Jiwon Seo 001; Todd Walter (IEEE Trans. Intell. Transp. Syst., 2014)

Big Plateaus of Big Data on the Big Island. - Todd Walter (Proc. VLDB Endow., 2015)

A simple position estimator that improves advanced RAIM performance. - Juan Blanch; Todd Walter; Per K. Enge; Victoria Kropp (IEEE Trans. Aerosp. Electron. Syst., 2015)

Baseline advanced RAIM user algorithm and possible improvements. - Juan Blanch; Todd Walter; Per K. Enge; Young Lee; Boris Pervan; Markus Rippl; Alex Spletter; Victoria Kropp (IEEE Trans. Aerosp. Electron. Syst., 2015)

GNSS Multipath and Jamming Mitigation Using High-Mask-Angle Antennas and Multiple Constellations. - Liang Heng; Todd Walter; Per K. Enge; Grace Xingxin Gao (IEEE Trans. Intell. Transp. Syst., 2015)

Determination of fault probabilities for ARAIM. - Todd Walter; Juan Blanch; Mathieu Joerger; Boris Pervan (PLANS, 2016)

A formula for solution separation without subset solutions for advanced RAIM. - Juan Blanch; Todd Walter; Per K. Enge (PLANS, 2018)

GNSS multipath detection in urban environment using 3D building model. - Shiwen Zhang; Sherman C. Lo; Yu-Hsuan Chen; Todd Walter; Per K. Enge (PLANS, 2018)

Gaussian Bounds of Sample Distributions for Integrity Analysis. - Juan Blanch; Todd Walter; Per K. Enge (IEEE Trans. Aerosp. Electron. Syst., 2019)

Determination of Fault Probabilities for ARAIM. - Todd Walter; Juan Blanch; Kazuma Gunning; Mathieu Joerger; Boris Pervan (IEEE Trans. Aerosp. Electron. Syst., 2019)

Solution Separation-Based FD to Mitigate the Effects of Local Threats on PPP Integrity. - Juan Blanch; Todd Walter; Laura Norman; Kazuma Gunning; Lance de Groot (PLANS, 2020)

A Rigid Message Scheduler for SBAS. - Todd Walter; Andrew Neish; Juan Blanch (PLANS, 2020)

An Assessment of GPS Spoofing Detection Via Radio Power and Signal Quality Monitoring for Aviation Safety Operations. - Damian Miralles; Aurélie Bornot; Paul Rouquette; Nathan Levigne; Dennis M. Akos; Yu-Hsuan Chen; Sherman C. Lo; Todd Walter (IEEE Intell. Transp. Syst. Mag., 2020)

Fast Protection Levels for Fault Detection With an Application to Advanced RAIM. - Juan Blanch; Todd Walter (IEEE Trans. Aerosp. Electron. Syst., 2021)

A Framework for GNSS Spoofing Detection Through Combinations of Metrics. - Fabian Rothmaier; Yu-Hsuan Chen; Sherman C. Lo; Todd Walter (IEEE Trans. Aerosp. Electron. Syst., 2021)

An Evaluation of the Advanced RAIM Threat Model. - Juan Blanch; Todd Walter (PLANS, 2023)

Calibration of RFI Detection Levels in a Low-Cost GNSS Monitor. - Nicolas Roberto San Miguel; Yu-Hsuan Chen; Sherman C. Lo; Todd Walter; Dennis M. Akos (PLANS, 2023)

Software Defined Radio for GNSS Radio Frequency Interference Localization. - Fred Taylor; Evan Gattis; Lucca Trapani; Dennis M. Akos; Sherman C. Lo; Todd Walter; Yu-Hsuan Chen (Sensors, 2024)

Determining Protection Levels Using Multiple Antennas under Spoofing Conditions. - Juan Blanch; Sherman C. Lo; Yu-Hsuan Chen; Anargyros Kriezis; Todd Walter (PLANS, 2025)

Exploitation of Modernized GPS Crosslinks to Improve User Integrity and Availability with ARAIM. - Sukrut Oak; Sam Pullen 001; Sherman C. Lo; Juan Blanch; Todd Walter; Mark Crews; Robert Jackson; Charles Frey (PLANS, 2025)

Overbounding Time-correlated Errors for a Multi-constellation Precise Point Positioning Integrity Service. - Rebecca Wang; Juan Blanch; Todd Walter (PLANS, 2025)

Time Synchronization of TESLA-Enabled GNSS Receivers. - Jason Anderson; Sherman C. Lo; Todd Walter (IEEE Trans. Aerosp. Electron. Syst., 2025)