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| Content Provider | Springer Nature Link |
|---|---|
| Author | Bang, Eugene Lee, Jinsil Walter, Todd Lee, Jiyun |
| Copyright Year | 2016 |
| Abstract | Satellite-Based Augmentation Systems (SBASs) enhance the global navigation satellite system (GNSS) to support all phases of flight by providing required accuracy, integrity, continuity, and availability. The Korean SBAS program was recently initiated to develop a single-frequency SBAS aiming to provide Approach Procedure with Vertical guidance (APV)-I Safety-of-Life (SoL) service to aviation users by 2022 within the Korean region. We assess the preliminary availability of the single-frequency SBAS which will be deployed in the Korean peninsula. The resulting system performance shall be used as a baseline to design system components and specifications. The fundamental components of SBAS architecture, SBAS monitor network, geostationary earth orbiting satellite parameters, and ionospheric grid point mask, are defined and their effects on system performance are investigated. Ionospheric correction and integrity algorithm parameters including an ionospheric irregularity threat model are determined using data collected from the Korean GNSS network. The coverage of 99.9 % availability for APV-I service increases from approximately 70 % for the baseline case to 100 % when SBAS monitor stations are expanded to overseas. Even with the expanded monitor network, however, 90 % and less than 95 % availability for LPV-200 service can be achieved only in a very limited region. |
| Starting Page | 299 |
| Ending Page | 312 |
| Page Count | 14 |
| File Format | |
| ISSN | 10805370 |
| Journal | GPS Solutions |
| Volume Number | 20 |
| Issue Number | 3 |
| e-ISSN | 15211886 |
| Language | English |
| Publisher | Springer Berlin Heidelberg |
| Publisher Date | 2016-02-23 |
| Publisher Place | Berlin, Heidelberg |
| Access Restriction | One Nation One Subscription (ONOS) |
| Subject Keyword | Space-Based Augmentation System (SBAS) SBAS architecture Availability Geophysics/Geodesy Atmospheric Sciences Extraterrestrial Physics, Space Sciences Automotive Engineering Electrical Engineering |
| Content Type | Text |
| Resource Type | Article |
| Subject | Earth and Planetary Sciences |
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