Results 131 to 140 of about 3,314 (215)

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, Zatolokin D, Padokhin A, Wang N, Nava B, Li Z, Yuan Y, Yasyukevich A, Chen C, Vesnin A.   +9 more
europepmc   +1 more source

Determination of GPS orbits to submeter accuracy [PDF]

Orbits for satellites of the Global Positioning System (GPS) were determined with submeter accuracy. Tests used to assess orbital accuracy include orbit comparisons from independent data sets, orbit prediction, ground baseline determination, and formal ...
Bertiger, W. I., Katsigris, E. C., Lichten, S. M.   +2 more
core   +1 more source

Research on Improving Satellite Positioning Precision Based on Multi-Frequency Navigation Signals. [PDF]

Sensors (Basel), 2022
Kong T, Ma L, Ai G.
europepmc   +1 more source

Galileo-Based Doppler Shifts and Time Difference Carrier Phase: A Static Case Demonstration. [PDF]

Sensors (Basel), 2023
Gioia C, Angrisano A, Gaglione S.
europepmc   +1 more source

Realtime Precise Orbit Determination Technology for LEO Mega-Constellation

天地一体化信息网络
Supported by GNSS, it analyzed the advantages and disadvantages of solving LEO satellite orbit on the ground or onboard the satellites.The high-fidelity non-conservative force models were applied to the real-time orbit determination algorithm.To separate
Zhen LI, Chuang SHI
doaj   +2 more sources

Single-base station positioning for photovoltaic power plant inspection UAVs based on PPP-B2b signal. [PDF]

Sci Rep
Zhou L, Xie W, Hu L, Zheng S.
europepmc   +1 more source

A Decoupled Doppler Positioning Algorithm for Dynamic Receivers Using LEO Constellation Signals. [PDF]

Sensors (Basel)
Liu T, Liu Y, Wen C, Jiang Y, Wang L, Yang R, Yi J.   +6 more
europepmc   +1 more source

PPP/INS Tight Integration with BDS-3 PPP-B2b Service in the Urban Environment. [PDF]

Sensors (Basel), 2023
Lai L, Meng X, Zhao D, Li X, Guo W, Li L.   +5 more
europepmc   +1 more source

A short-arc hardware delay estimation method for inter-satellite links to improve BDS-3 precise orbit determination. [PDF]

Sci Rep
Yang Z, Yuan Y, Tan B.
europepmc   +1 more source

ARAIM Stochastic Model Refinements for GNSS Positioning Applications in Support of Critical Vehicle Applications. [PDF]

Sensors (Basel), 2022
Yang L, Sun N, Rizos C, Jiang Y.
europepmc   +1 more source