Simulating Ionosphere-Induced Scintillation for Testing GPS Receiver Phase Tracking Loops. - Todd E. Humphreys; Mark L. Psiaki; Joanna C. Hinks; Brady O'Hanlon; Paul M. Kintner (IEEE J. Sel. Top. Signal Process., 2009)

Extending the reach of GPS-assisted femtocell synchronization and localization through Tightly-Coupled Opportunistic Navigation. - Kenneth M. Pesyna; Kyle D. Wesson; Robert W. Heath Jr.; Todd E. Humphreys (GLOBECOM Workshops, 2011)

Evaluation of the vulnerability of phasor measurement units to GPS spoofing attacks. - Daniel P. Shepard; Todd E. Humphreys; Aaron A. Fansler (Int. J. Crit. Infrastructure Prot., 2012)

A probabilistic framework for Global Navigation Satellite System signal timing assurance. - Kyle D. Wesson; Brian L. Evans; Todd E. Humphreys (ACSSC, 2013)

A graphical approach to GPS software-defined receiver implementation. - Zaher M. Kassas; Jahshan A. Bhatti; Todd E. Humphreys (GlobalSIP, 2013)

The price of anarchy in active signal landscape map building. - Zaher M. Kassas; Todd E. Humphreys (GlobalSIP, 2013)

A combined symmetric difference and power monitoring GNSS anti-spoofing technique. - Kyle D. Wesson; Brian L. Evans; Todd E. Humphreys (GlobalSIP, 2013)

Detection Strategy for Cryptographic GNSS Anti-Spoofing. - Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2013)

GPS Spoofing Detection via Dual-Receiver Correlation of Military Signals. - Mark L. Psiaki; Brady W. O'Hanlon; Jahshan A. Bhatti; Daniel P. Shepard; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2013)

Unmanned Aircraft Capture and Control Via GPS Spoofing. - Andrew J. Kerns; Daniel P. Shepard; Jahshan A. Bhatti; Todd E. Humphreys (J. Field Robotics, 2014)

Observability Analysis of Collaborative Opportunistic Navigation With Pseudorange Measurements. - Zaher M. Kassas; Todd E. Humphreys (IEEE Trans. Intell. Transp. Syst., 2014)

A Phase-Reconstruction Technique for Low-Power Centimeter-Accurate Mobile Positioning. - Kenneth M. Pesyna; Zaher M. Kassas; Robert W. Heath Jr.; Todd E. Humphreys (IEEE Trans. Signal Process., 2014)

Greedy Motion Planning for Simultaneous Signal Landscape Mapping and Receiver Localization. - Zaher M. Kassas; Ari Arapostathis; Todd E. Humphreys (IEEE J. Sel. Top. Signal Process., 2015)

Receding horizon trajectory optimization in opportunistic navigation environments. - Zaher M. Kassas; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2015)

Data-driven generalized integer aperture bootstrapping for real-time high integrity applications. - Gary Nathan Green; Martin King; Todd E. Humphreys (PLANS, 2016)

On the feasibility of cm-accurate positioning via a smartphone's antenna and GNSS chip. - Todd E. Humphreys; Matthew J. Murrian; Frank van Diggelen; Sergei Podshivalov; Kenneth M. Pesyna (PLANS, 2016)

A dense reference network for mass-market centimeter-accurate positioning. - Matthew J. Murrian; Collin W. Gonzalez; Todd E. Humphreys; Thomas David Novlan (PLANS, 2016)

Requirements for secure wireless time transfer. - Lakshay Narula; Todd E. Humphreys (PLANS, 2016)

GNSS Spoofing and Detection. - Mark L. Psiaki; Todd E. Humphreys (Proc. IEEE, 2016)

Exploiting Antenna Motion for Faster Initialization of Centimeter-Accurate GNSS Positioning With Low-Cost Antennas. - Kenneth M. Pesyna; Todd E. Humphreys; Robert W. Heath Jr.; Thomas David Novlan; Jianzhong Charlie Zhang (IEEE Trans. Aerosp. Electron. Syst., 2017)

Accuracy Limits for Globally-Referenced Digital Mapping Using Standard GNSS. - Lakshay Narula; Matthew J. Murrian; Todd E. Humphreys (ITSC, 2018)

Low-cost precise vehicular positioning in urban environments. - Todd E. Humphreys; Matthew J. Murrian; Lakshay Narula (PLANS, 2018)

A comparison of methods for online lever arm estimation in GPS/INS integration. - Nicholas G. Montalbano; Todd E. Humphreys (PLANS, 2018)

Requirements for Secure Clock Synchronization. - Lakshay Narula; Todd E. Humphreys (IEEE J. Sel. Top. Signal Process., 2018)

Accurate Collaborative Globally-Referenced Digital Mapping with Standard GNSS. - Lakshay Narula; J. Michael Wooten; Matthew J. Murrian; Daniel M. LaChapelle; Todd E. Humphreys (Sensors, 2018)

GNSS Signal Authentication Via Power and Distortion Monitoring. - Kyle D. Wesson; Jason N. Gross; Todd E. Humphreys; Brian L. Evans (IEEE Trans. Aerosp. Electron. Syst., 2018)

Deep urban unaided precise GNSS vehicle positioning. - Todd E. Humphreys; Matthew J. Murrian; Lakshay Narula (CoRR, 2019)

Position-Domain Integrity Analysis for Generalized Integer Aperture Bootstrapping. - Gary Nathan Green; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2019)

Data-Driven Generalized Integer Aperture Bootstrapping for High-Integrity Positioning. - Gary Nathan Green; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2019)

Maximum-Likelihood Power-Distortion Monitoring for GNSS-Signal Authentication. - Jason N. Gross; Cagri Kilic; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2019)

Automotive Collision Risk Estimation Under Cooperative Sensing. - Daniel M. LaChapelle; Todd E. Humphreys; Lakshay Narula; Peter Iannucci; Ehsan Moradi-Pari (ICASSP, 2020)

Economical Fused LEO GNSS. - Peter Anthony Iannucci; Todd E. Humphreys (PLANS, 2020)

Cross-Modal Localization: Using automotive radar for absolute geolocation within a map produced with visible-light imagery. - Peter Anthony Iannucci; Lakshay Narula; Todd E. Humphreys (PLANS, 2020)

Low SWaP-C Radar for Urban Air Mobility. - William A. Lies; Lakshay Narula; Peter Anthony Iannucci; Todd E. Humphreys (PLANS, 2020)

Intercepting Unmanned Aerial Vehicle Swarms with Neural- Network-Aided Game-Theoretic Target Assignment. - Nicholas G. Montalbano; Todd E. Humphreys (PLANS, 2020)

Automotive-Radar-Based 50-cm Urban Positioning. - Lakshay Narula; Peter Anthony Iannucci; Todd E. Humphreys (PLANS, 2020)

TEX-CUP: The University of Texas Challenge for Urban Positioning. - Lakshay Narula; Daniel M. LaChapelle; Matthew J. Murrian; J. Michael Wooten; Todd E. Humphreys; Elliot de Toldi; Guirec Morvant; Jean-Baptiste Lacambre (PLANS, 2020)

Deep-Urban Unaided Precise Global Navigation Satellite System Vehicle Positioning. - Todd E. Humphreys; Matthew J. Murrian; Lakshay Narula (IEEE Intell. Transp. Syst. Mag., 2020)

Autonomous Signal-Situational-Awareness in a Terrestrial Radionavigation System. - Ronnie X. T. Kor; Peter Iannucci; Todd E. Humphreys (ITSC, 2021)

Long Range, Low SWaP-C FMCW Radar. - William A. Lies; Lakshay Narula; Peter Anthony Iannucci; Todd E. Humphreys (IEEE J. Sel. Top. Signal Process., 2021)

Low-Cost Inertial Aiding for Deep-Urban Tightly-Coupled Multi-Antenna Precise GNSS. - James E. Yoder; Todd E. Humphreys (CoRR, 2022)

All-Weather, sub-50-cm, Radar-Inertial Positioning. - Lakshay Narula; Peter Iannucci; Todd E. Humphreys (Field Robotics, 2022)

Dual-Satellite Geolocation of Terrestrial GNSS Jammers from Low Earth Orbit. - Zachary Clements; Todd E. Humphreys; Patrick Ellis (PLANS, 2023)

Robust Absolute Headset Tracking for Extended Reality. - Robert M. Tenny; Lisong C. Sun; Alperen Duru; Todd E. Humphreys (PLANS, 2023)

Signal Identification and Entrainment for Practical FMCW Radar Spoofing Attacks. - Andrew M. Graff; Todd E. Humphreys (VTC2023-Spring, 2023)

Signal Structure of the Starlink Ku-Band Downlink. - Todd E. Humphreys; Peter Anthony Iannucci; Zacharias M. Komodromos; Andrew M. Graff (IEEE Trans. Aerosp. Electron. Syst., 2023)

Pose-Aware 3D Beamwidth Adaptation for Mobile Extended Reality. - Alperen Duru; Mohammad Mozaffari; Mehrnaz Afshang; Ticao Zhang; Talha Khan; Todd E. Humphreys; Jeffrey G. Andrews (ICC, 2024)

MM3DGS SLAM: Multi-modal 3D Gaussian Splatting for SLAM Using Vision, Depth, and Inertial Measurements. - Lisong C. Sun; Neel P. Bhatt; Jonathan C. Liu; Zhiwen Fan; Zhangyang Wang; Todd E. Humphreys; Ufuk Topcu (IROS, 2024)

An Analysis of the Short-Term Time Stability of the Starlink Ku-Band Downlink Frame Clock. - Wenkai Qin; Zacharias M. Komodromos; Todd E. Humphreys (WiSEE, 2024)

6G Takes Shape. - Jeffrey G. Andrews; Todd E. Humphreys; Tingfang Ji (CoRR, 2024)

Fused Low-Earth-Orbit GNSS. - Peter Anthony Iannucci; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2024)

Purposeful co-design of OFDM signals for ranging and communications. - Andrew M. Graff; Todd E. Humphreys (EURASIP J. Adv. Signal Process., 2024)

Network-Aided Pseudorange-Based LEO PNT from OneWeb. - Zacharias M. Komodromos; Samuel C. Morgan; Zachary L. Clements; Wenkai Qin; W. Jeremy Morrison; Todd E. Humphreys (PLANS, 2025)

A Mock Implementation of Fused LEO GNSS. - Samuel C. Morgan; Zacharias M. Komodromos; Wenkai Qin; Zachary L. Clements; Andrew M. Graff; W. Jeremy Morrison; Todd E. Humphreys (PLANS, 2025)

Maximum Likelihood Time of Arrival and Doppler Estimation for Precise Starlink-Based PNT. - Wenkai Qin; Zacharias M. Komodromos; Samuel C. Morgan; Todd E. Humphreys (PLANS, 2025)

TEXR: The University of Texas Extended Reality Headset Tracking Dataset. - Robert M. Tenny; Nicholas Christner; Raymond Jiang; Todd E. Humphreys (PLANS, 2025)

Spectrum Opportunities for the Wireless Future: From Direct-to-Device Satellite Applications to 6G Cellular. - Theodore S. Rappaport; Todd E. Humphreys; Shuai Nie (CoRR, 2025)

Ziv-Zakai-Optimal OFDM Resource Allocation for Time-of-Arrival Estimation. - Andrew M. Graff; Todd E. Humphreys (IEEE Trans. Wirel. Commun., 2025)