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Todd Humphreys
Low-cost Precise Vehicular Positioning in Urban Environments
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Todd Humphreys
Matthew Murrian
Lakshay Narula
2018
Conference Paper
Requirements for Secure Clock Synchronization
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Todd Humphreys
Lakshay Narula
2018
Journal Paper
Assured Navigation and Timing
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Todd Humphreys
2017
Presentation
Robust Precise Location
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Todd Humphreys
2017
Presentation
Counter UAV Challenges
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Todd Humphreys
2017
Presentation
Exploiting antenna motion for faster initialization of centimeter-accurate GNSS positioning with low-cost antennas
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Ken Pesyna Jr
Todd Humphreys
2017
Journal Paper
GNSS Signal Authentication via Power and Distortion Monitoring
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Kyle Wesson
Todd Humphreys
2017
Conference Paper
Journal Paper
Low-cost Precise Urban Positioning
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Todd Humphreys
2016
Presentation
Secure Perception in Connected Vehicles
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Todd Humphreys
Lakshay Narula
2016
Poster
Dense RTK: Mass-Market Positioning for Automated Vehicles
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Todd Humphreys
2016
Presentation
Low-cost Precise Positioning for Automated Vehicles
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Andrew Kerns
Daniel Shepard
Ken Pesyna Jr
Todd Humphreys
Matthew Murrian
Collin Gonzalez
2016
Trade Magazine Article
Attackers can spoof navigation signals without our knowledge. Here's how to fight back GPS lies
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Mark Psiaki
Todd Humphreys
Brian Stauffer
2016
Magazine Article
On the Feasibility of cm-Accurate Positioning via a Smartphone’s Antenna and GNSS Chip
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Todd Humphreys
2016
Conference Paper
Toughening Techniques for GPS Receivers: Navigation Message Authentication
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Todd Humphreys
2015
Presentation
Statement on the Security Threat Posed by Unmanned Aerial Systems and Posssible Countermeasures
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Todd Humphreys
2015
Testimony
Accuracy in the Palm of Your Hand
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Ken Pesyna Jr
Todd Humphreys
2015
Trade Magazine Article
GNSS Security
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Todd Humphreys
2014
Presentation
Centimeter Positioning with a Smartphone-Quality GNSS Antenna
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Ken Pesyna Jr
Todd Humphreys
2014
Conference Paper
Adaptive Estimation of Signals of Opportunity
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Todd Humphreys
Zak Kassas
2014
Conference Paper
GNSS Vulnerabilities and Threats
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Todd Humphreys
2014
Presentation
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