Signal-in-space range error and positioning accuracy of BDS-3. [PDF]
Sci Rep, 2022 Liu W +5 more
europepmc +1 more source
GNSS Ephemeris with Graceful Degradation and Measurement Fusion [PDF]
A method for providing an extended propagation ephemeris model for a satellite in Earth orbit, the method includes obtaining a satellite's orbital position over a first period of time, applying a least square estimation filter to determine coefficients ...
Garrison, James Levi +1 more
core +1 more source
Performance analysis of the BDSBAS-B1C message in trial operation stage. [PDF]
Sci Rep, 2023 Xin J +8 more
europepmc +1 more source
Validation of GPS-Based Monitoring and Remote Sensing of Ice-Shelf and Ice-Sheet Movement Changes. [PDF]
Sensors (Basel), 2021 Li X +6 more
europepmc +1 more source
The application of NAVSTAR Differential GPS to civil helicopter operations [PDF]
Principles concerning the operation of the NAVSTAR Global Positioning Systems (GPS) are discussed. Selective availability issues concerning NAVSTAR GPS and differential GPS concepts are analyzed.
Beser, J., Parkinson, B. W.
core +1 more source
Study of spacecraft direct readout meteorological systems [PDF]
Characteristics are defined of the next generation direct readout meteorological satellite system with particular application to Tiros N. Both space and ground systems are included.
Bartlett, R., Elam, W., Hoedemaker, R.
core +1 more source
Klobuchar, NeQuickG, BDGIM, GLONASS, IRI-2016, IRI-2012, IRI-Plas, NeQuick2, and GEMTEC Ionospheric Models: A Comparison in Total Electron Content and Positioning Domains. [PDF]
Sensors (Basel), 2023 Yasyukevich YV +9 more
europepmc +1 more source
REFSAT/GPS breadboard: Test terminal hardware design report [PDF]
All users of the NAVSTAR Global Positioning System (GPS) located within a rather large geographical area are currently required to perform a number of identical, common operations in order to accomplish a navigation "fix" (additional "location dependent"
core +1 more source
Navigation/traffic control satellite mission study. Volume 2 - Systems analyses [PDF]
Systems analysis of spacecraft network for transoceanic traffic ...
Craigie, J. H. +4 more
core +1 more source