Todd E. Humphreys

70 papers A 1Misc 2Journal 39Unranked 28
YearRankTypeTitle / Venue / Authors
2026 J jnl
OFDM-Based Positioning With Unknown Data Payloads: Bounds and Applications to LEO PNT.
IEEE Trans. Wirel. Commun.
Andrew M. Graff, Todd E. Humphreys
2026 J jnl
Timing Properties of the Starlink Ku-Band Downlink.
IEEE Trans. Aerosp. Electron. Syst.
Wenkai Qin, Andrew M. Graff, Zachary L. Clements, Zacharias M. Komodromos, Todd E. Humphreys
2025 — conf
A Mock Implementation of Fused LEO GNSS.
PLANS
Samuel C. Morgan, Zacharias M. Komodromos, Wenkai Qin, Zachary L. Clements, Andrew M. Graff, W. Jeremy Morrison, Todd E. Humphreys
2025 — conf
Area Spectral Efficiency of a Power-Constrained Direct-to-Cell Satellite System.
IEEECONF
Rosemary Lach, Todd E. Humphreys, Jeffrey G. Andrews
2025 — conf
Maximum Likelihood Time of Arrival and Doppler Estimation for Precise Starlink-Based PNT.
PLANS
Wenkai Qin, Zacharias M. Komodromos, Samuel C. Morgan, Todd E. Humphreys
2025 — conf
Network-Aided Pseudorange-Based LEO PNT from OneWeb.
PLANS
Zacharias M. Komodromos, Samuel C. Morgan, Zachary L. Clements, Wenkai Qin, W. Jeremy Morrison, Todd E. Humphreys
2025 J jnl
Spectrum Opportunities for the Wireless Future: From Direct-to-Device Satellite Applications to 6G Cellular.
CoRR
Theodore S. Rappaport, Todd E. Humphreys, Shuai Nie
2025 — conf
TEXR: The University of Texas Extended Reality Headset Tracking Dataset.
PLANS
Robert M. Tenny, Nicholas Christner, Raymond Jiang, Todd E. Humphreys
2025 J jnl
Ziv-Zakai-Optimal OFDM Resource Allocation for Time-of-Arrival Estimation.
IEEE Trans. Wirel. Commun.
Andrew M. Graff, Todd E. Humphreys
2024 J jnl
6G Takes Shape.
CoRR
Jeffrey G. Andrews, Todd E. Humphreys, Tingfang Ji
2024 — conf
An Analysis of the Short-Term Time Stability of the Starlink Ku-Band Downlink Frame Clock.
WiSEE
Wenkai Qin, Zacharias M. Komodromos, Todd E. Humphreys
2024 J jnl
Fused Low-Earth-Orbit GNSS.
IEEE Trans. Aerosp. Electron. Syst.
Peter Anthony Iannucci, Todd E. Humphreys
2024 A conf
MM3DGS SLAM: Multi-modal 3D Gaussian Splatting for SLAM Using Vision, Depth, and Inertial Measurements.
IROS
Lisong C. Sun, Neel P. Bhatt, Jonathan C. Liu, Zhiwen Fan, Zhangyang Wang, Todd E. Humphreys, Ufuk Topcu
2024 J jnl
MM3DGS SLAM: Multi-modal 3D Gaussian Splatting for SLAM Using Vision, Depth, and Inertial Measurements.
CoRR
Lisong C. Sun, Neel P. Bhatt, Jonathan C. Liu, Zhiwen Fan, Zhangyang Wang, Todd E. Humphreys, Ufuk Topcu
2024 — conf
Pose-Aware 3D Beamwidth Adaptation for Mobile Extended Reality.
ICC
Alperen Duru, Mohammad Mozaffari, Mehrnaz Afshang, Ticao Zhang, Talha Khan, Todd E. Humphreys, Jeffrey G. Andrews
2024 J jnl
Pose-aware 3D Beamwidth Adaptation for Mobile Extended Reality.
CoRR
Alperen Duru, Mohammad Mozaffari, Mehrnaz Afshang, Ticao Zhang, Talha Khan, Todd E. Humphreys, Jeffrey G. Andrews
2024 J jnl
Purposeful co-design of OFDM signals for ranging and communications.
EURASIP J. Adv. Signal Process.
Andrew M. Graff, Todd E. Humphreys
2023 — conf
Dual-Satellite Geolocation of Terrestrial GNSS Jammers from Low Earth Orbit.
PLANS
Zachary Clements, Todd E. Humphreys, Patrick Ellis
2023 — conf
Robust Absolute Headset Tracking for Extended Reality.
PLANS
Robert M. Tenny, Lisong C. Sun, Alperen Duru, Todd E. Humphreys
2023 — conf
Signal Identification and Entrainment for Practical FMCW Radar Spoofing Attacks.
VTC2023-Spring
Andrew M. Graff, Todd E. Humphreys
2023 J jnl
Signal Structure of the Starlink Ku-Band Downlink.
IEEE Trans. Aerosp. Electron. Syst.
Todd E. Humphreys, Peter Anthony Iannucci, Zacharias M. Komodromos, Andrew M. Graff
2022 J jnl
All-Weather, sub-50-cm, Radar-Inertial Positioning.
Field Robotics
Lakshay Narula, Peter Iannucci, Todd E. Humphreys
2022 J jnl
Low-Cost Inertial Aiding for Deep-Urban Tightly-Coupled Multi-Antenna Precise GNSS.
CoRR
James E. Yoder, Todd E. Humphreys
2021 — conf
Autonomous Signal-Situational-Awareness in a Terrestrial Radionavigation System.
ITSC
Ronnie X. T. Kor, Peter Iannucci, Todd E. Humphreys
2021 J jnl
Long Range, Low SWaP-C FMCW Radar.
IEEE J. Sel. Top. Signal Process.
William A. Lies, Lakshay Narula, Peter Anthony Iannucci, Todd E. Humphreys
2020 J jnl
All-Weather sub-50-cm Radar-Inertial Positioning.
CoRR
Lakshay Narula, Peter Anthony Iannucci, Todd E. Humphreys
2020 Misc conf
Automotive Collision Risk Estimation Under Cooperative Sensing.
ICASSP
Daniel M. LaChapelle, Todd E. Humphreys, Lakshay Narula, Peter Iannucci, Ehsan Moradi-Pari
2020 J jnl
Automotive Collision Risk Estimation Under Cooperative Sensing.
CoRR
Daniel M. LaChapelle, Todd E. Humphreys, Lakshay Narula, Peter Iannucci, Ehsan Moradi-Pari
2020 — conf
Automotive-Radar-Based 50-cm Urban Positioning.
PLANS
Lakshay Narula, Peter Anthony Iannucci, Todd E. Humphreys
2020 J jnl
Automotive-Radar-Based 50-cm Urban Positioning.
CoRR
Lakshay Narula, Peter Anthony Iannucci, Todd E. Humphreys
2020 — conf
Cross-Modal Localization: Using automotive radar for absolute geolocation within a map produced with visible-light imagery.
PLANS
Peter Anthony Iannucci, Lakshay Narula, Todd E. Humphreys
2020 J jnl
Deep-Urban Unaided Precise Global Navigation Satellite System Vehicle Positioning.
IEEE Intell. Transp. Syst. Mag.
Todd E. Humphreys, Matthew J. Murrian, Lakshay Narula
2020 — conf
Economical Fused LEO GNSS.
PLANS
Peter Anthony Iannucci, Todd E. Humphreys
2020 — conf
Intercepting Unmanned Aerial Vehicle Swarms with Neural- Network-Aided Game-Theoretic Target Assignment.
PLANS
Nicholas G. Montalbano, Todd E. Humphreys
2020 — conf
Low SWaP-C Radar for Urban Air Mobility.
PLANS
William A. Lies, Lakshay Narula, Peter Anthony Iannucci, Todd E. Humphreys
2020 — conf
TEX-CUP: The University of Texas Challenge for Urban Positioning.
PLANS
Lakshay Narula, Daniel M. LaChapelle, Matthew J. Murrian, J. Michael Wooten, Todd E. Humphreys, Elliot de Toldi, Guirec Morvant, Jean-Baptiste Lacambre
2020 J jnl
TEX-CUP: The University of Texas Challenge for Urban Positioning.
CoRR
Lakshay Narula, Daniel M. LaChapelle, Matthew J. Murrian, J. Michael Wooten, Todd E. Humphreys, Elliot de Toldi, Guirec Morvant, Jean-Baptiste Lacambre
2019 J jnl
Data-Driven Generalized Integer Aperture Bootstrapping for High-Integrity Positioning.
IEEE Trans. Aerosp. Electron. Syst.
Gary Nathan Green, Todd E. Humphreys
2019 J jnl
Deep urban unaided precise GNSS vehicle positioning.
CoRR
Todd E. Humphreys, Matthew J. Murrian, Lakshay Narula
2019 J jnl
Maximum-Likelihood Power-Distortion Monitoring for GNSS-Signal Authentication.
IEEE Trans. Aerosp. Electron. Syst.
Jason N. Gross, Cagri Kilic, Todd E. Humphreys
2019 J jnl
Position-Domain Integrity Analysis for Generalized Integer Aperture Bootstrapping.
IEEE Trans. Aerosp. Electron. Syst.
Gary Nathan Green, Todd E. Humphreys
2018 — conf
A comparison of methods for online lever arm estimation in GPS/INS integration.
PLANS
Nicholas G. Montalbano, Todd E. Humphreys
2018 — conf
Accuracy Limits for Globally-Referenced Digital Mapping Using Standard GNSS.
ITSC
Lakshay Narula, Matthew J. Murrian, Todd E. Humphreys
2018 J jnl
Accurate Collaborative Globally-Referenced Digital Mapping with Standard GNSS.
Sensors
Lakshay Narula, J. Michael Wooten, Matthew J. Murrian, Daniel M. LaChapelle, Todd E. Humphreys
2018 J jnl
GNSS Signal Authentication Via Power and Distortion Monitoring.
IEEE Trans. Aerosp. Electron. Syst.
Kyle D. Wesson, Jason N. Gross, Todd E. Humphreys, Brian L. Evans
2018 — conf
Low-cost precise vehicular positioning in urban environments.
PLANS
Todd E. Humphreys, Matthew J. Murrian, Lakshay Narula
2018 J jnl
Requirements for Secure Clock Synchronization.
IEEE J. Sel. Top. Signal Process.
Lakshay Narula, Todd E. Humphreys
2017 J jnl
Exploiting Antenna Motion for Faster Initialization of Centimeter-Accurate GNSS Positioning With Low-Cost Antennas.
IEEE Trans. Aerosp. Electron. Syst.
Kenneth M. Pesyna, Todd E. Humphreys, Robert W. Heath Jr., Thomas David Novlan, Jianzhong Charlie Zhang
2017 J jnl
GNSS Signal Authentication via Power and Distortion Monitoring.
CoRR
Kyle D. Wesson, Jason N. Gross, Todd E. Humphreys, Brian L. Evans
2017 J jnl
Maximum-Likelihood Power-Distortion Monitoring for GNSS Signal Authentication.
CoRR
Jason N. Gross, Cagri Kilic, Todd E. Humphreys
2017 J jnl
Requirements for Secure Clock Synchronization.
CoRR
Lakshay Narula, Todd E. Humphreys
2016 — conf
A dense reference network for mass-market centimeter-accurate positioning.
PLANS
Matthew J. Murrian, Collin W. Gonzalez, Todd E. Humphreys, Thomas David Novlan
2016 — conf
Data-driven generalized integer aperture bootstrapping for real-time high integrity applications.
PLANS
Gary Nathan Green, Martin King, Todd E. Humphreys
2016 J jnl
GNSS Spoofing and Detection.
Proc. IEEE
Mark L. Psiaki, Todd E. Humphreys
2016 — conf
On the feasibility of cm-accurate positioning via a smartphone's antenna and GNSS chip.
PLANS
Todd E. Humphreys, Matthew J. Murrian, Frank van Diggelen, Sergei Podshivalov, Kenneth M. Pesyna
2016 — conf
Requirements for secure wireless time transfer.
PLANS
Lakshay Narula, Todd E. Humphreys
2015 J jnl
Greedy Motion Planning for Simultaneous Signal Landscape Mapping and Receiver Localization.
IEEE J. Sel. Top. Signal Process.
Zaher M. Kassas, Ari Arapostathis, Todd E. Humphreys
2015 J jnl
Receding horizon trajectory optimization in opportunistic navigation environments.
IEEE Trans. Aerosp. Electron. Syst.
Zaher M. Kassas, Todd E. Humphreys
2014 J jnl
A Phase-Reconstruction Technique for Low-Power Centimeter-Accurate Mobile Positioning.
IEEE Trans. Signal Process.
Kenneth M. Pesyna, Zaher M. Kassas, Robert W. Heath Jr., Todd E. Humphreys
2014 J jnl
Observability Analysis of Collaborative Opportunistic Navigation With Pseudorange Measurements.
IEEE Trans. Intell. Transp. Syst.
Zaher M. Kassas, Todd E. Humphreys
2014 J jnl
Unmanned Aircraft Capture and Control Via GPS Spoofing.
J. Field Robotics
Andrew J. Kerns, Daniel P. Shepard, Jahshan A. Bhatti, Todd E. Humphreys
2013 — conf
A combined symmetric difference and power monitoring GNSS anti-spoofing technique.
GlobalSIP
Kyle D. Wesson, Brian L. Evans, Todd E. Humphreys
2013 — conf
A graphical approach to GPS software-defined receiver implementation.
GlobalSIP
Zaher M. Kassas, Jahshan A. Bhatti, Todd E. Humphreys
2013 Misc conf
A probabilistic framework for Global Navigation Satellite System signal timing assurance.
ACSSC
Kyle D. Wesson, Brian L. Evans, Todd E. Humphreys
2013 J jnl
Detection Strategy for Cryptographic GNSS Anti-Spoofing.
IEEE Trans. Aerosp. Electron. Syst.
Todd E. Humphreys
2013 J jnl
GPS Spoofing Detection via Dual-Receiver Correlation of Military Signals.
IEEE Trans. Aerosp. Electron. Syst.
Mark L. Psiaki, Brady W. O'Hanlon, Jahshan A. Bhatti, Daniel P. Shepard, Todd E. Humphreys
2013 — conf
The price of anarchy in active signal landscape map building.
GlobalSIP
Zaher M. Kassas, Todd E. Humphreys
2012 J jnl
Evaluation of the vulnerability of phasor measurement units to GPS spoofing attacks.
Int. J. Crit. Infrastructure Prot.
Daniel P. Shepard, Todd E. Humphreys, Aaron A. Fansler
2011 — conf
Extending the reach of GPS-assisted femtocell synchronization and localization through Tightly-Coupled Opportunistic Navigation.
GLOBECOM Workshops
Kenneth M. Pesyna, Kyle D. Wesson, Robert W. Heath Jr., Todd E. Humphreys
2009 J jnl
Simulating Ionosphere-Induced Scintillation for Testing GPS Receiver Phase Tracking Loops.
IEEE J. Sel. Top. Signal Process.
Todd E. Humphreys, Mark L. Psiaki, Joanna C. Hinks, Brady O'Hanlon, Paul M. Kintner