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Further Development of Galileo-GPS RAIM for Vertical Guidance
Further Development Galileo-GPS RAIM Vertical Guidance
2015/6/25
With the much anticipated deployment of Galileo, a new partner will rise on the sky of Global Navigation Satellite Systems (GNSS). Equally anticipated is the launch of the modernized block III GPS sat...
In the next ten years the number of pseudorange sources and their quality is expected to increase dramatically:The United States is going to add two new civil frequencies (L5 and L2C) in the modernize...
Multiple Hypothesis RAIM with Real-Time FDE and Forecasted Availability for Combined Galileo-GPS Vertical Guidance
Multiple Hypothesis RAIM Real-Time FDE Forecasted Availability Galileo-GPS Vertical Guidance
2015/6/25
The number of ranging sources for the aviation user is expected to increase with the Galileo system becoming fully operational over the next decade, and the projected launch of a modernized GPS III co...
Hysteresis in RAIM
Hysteresis RAIM
2015/6/25
Absolute RAIM algorithms proposed for vertical guidance are based on a snapshot approach. At a given time, each satellite has a probability of being in a faulted state which does not depend on how lon...
Advanced RAIM Demonstration using Four Months of Ground Data
Advanced RAIM Demonstration Months Ground Data
2015/6/24
In the near future, many more navigation satellites with dual frequency L1 and L5 will be deployed. The increased number of satellites and the possibility of mitigating the ionospheric delay using dua...
A Proposal for Multi-Constellation Advanced RAIM for Vertical Guidance
Proposal Multi-Constellation Advanced RAIM Vertical Guidance
2015/6/24
The GNSS environment will experience major changes in the coming years. GPS and GLONASS are undergoing modernization phases, while Galileo and Compass are currently in their deployment phase.
In the next decade, several important developments will have a major impact on civil aviation: the deployment of Galileo and Compass, the modernization of GPS, and the fact that all these core constel...