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The original protection level equations for SBAS assumed that all actual error distributions could be easily overbounded by zero-mean gaussian distributions. However, several error sources have since ...
Overbounding SBAS and GBAS Error Distributions with Excess-Mass Functions
Overbounding SBAS GBAS Error Distributions Excess-Mass Functions
2015/6/26
Safety-of-life GNSS augmentation systems must provide bounds on the probability with which hazardous navigation errors occur. This paper develops conservative bounding methods both for space-based aug...
SBAS and GBAS Integrity for Non-Aviation Users:Moving Away from "Specific Risk"
SBAS GBAS Integrity Non-Aviation Moving Away Specific Risk
2015/6/24
SBAS and GBAS enhance standalone GNSS navigation to meet the safety and availability requirements of civil aviation. SBAS and GBAS are also freely available to other users, such as automobiles, buses,...
Optimization of a Vertical Protection Level Equation for Dual Frequency SBAS
Optimization Vertical Protection Level Equation Dual Frequency SBAS
2015/6/24
The advent of dual frequency Satellite Based Augmentation Systems (SBAS) will allow the aviation community to address some of the shortcomings of the current SBAS Minimum Operational Performance Stand...
Several Satellite Based Augmentation Systems are currently being used by the aviation community or under development around the world. WAAS which covers US airspace currently provides the capability t...
L1/L5 SBAS MOPS Ephemeris Message to Support Multiple Orbit Classes
SBAS MOPS Ephemeris Message Multiple Orbit Classes
2015/6/24
New satellite orbits ranging from highly eccentric inclined geosynchronous (IGSO), medium (MEO) to low Earth (LEO) orbits are being proposed for future Global Navigation Satellite Systems (GNSS) and S...