A review on multi-GNSS for earth observation and emerging applications

S Jin, Q Wang, G Dardanelli - Remote Sensing, 2022 - mdpi.com
Global Navigation Satellite System (GNSS) has drawn the attention of scientists and users
all over the world for its wide-ranging Earth observations and applications. Since the end of …

Ionospheric VTEC and satellite DCB estimated from single-frequency BDS observations with multi-layer mapping function

K Su, S Jin, J Jiang, M Hoque, L Yuan - GPS solutions, 2021 - Springer
The ionospheric delays and satellite differential code biases (DCBs) act as the significant
error sources in the global navigation satellite system (GNSS) positioning, navigation and …

Atmospheric signal propagation

T Hobiger, N Jakowski - Springer handbook of global navigation satellite …, 2017 - Springer
Global navigation satellite system (GNSS) satellites emit signals that propagate as
electromagnetic waves through space to the receivers which are located on or near the …

Fast ionospheric correction using Galileo Az coefficients and the NTCM model

MM Hoque, N Jakowski, R Orús-Pérez - GPS solutions, 2019 - Springer
Abstract Europe's Global Navigation Satellite System (GNSS) Galileo broadcasts three
parameters for ionospheric correction as part of satellite navigation messages. They are …

Modeling and analysis of an ionospheric mapping function considering azimuth angle: A preliminary result

J Chen, X Ren, S Xiong, X Zhang - Advances in Space Research, 2022 - Elsevier
Generally, dual-and multi-frequency global navigation satellite system (GNSS) users can
use dual-or multi-frequency combinations to eliminate the ionospheric delay. However …

Estimation of LEO-GPS receiver differential code bias based on inequality constrained least square and multi-layer mapping function

L Yuan, S Jin, M Hoque - GPS Solutions, 2020 - Springer
The differential code bias (DCB) of the global navigation satellite system (GNSS) receiver
onboard a low earth orbit (LEO) satellite is one of the crucial hardware error sources in …

The Barcelona ionospheric mapping function (BIMF) and its application to northern mid-latitudes

H Lyu, M Hernández-Pajares, M Nohutcu… - Gps solutions, 2018 - Springer
A simple way of improving the Global Navigation Satellite Systems (GNSS) slant ionospheric
correction from Vertical Total Electron Content (VTEC) models is presented. In many GNSS …

Influence of spatial gradients on ionospheric mapping using thin layer models

H Jiang, Z Wang, J An, J Liu, N Wang, H Li - GPS Solutions, 2018 - Springer
This study provides information about the influence of various ionospheric spatial gradients
on the thin layer ionospheric model (TLIM). Particular attention is paid to the errors caused …

A new method to estimate GPS satellite and receiver differential code biases using a network of LEO satellites

L Yuan, M Hoque, S Jin - GPS Solutions, 2021 - Springer
The differential code biases (DCBs) of the global positioning system (GPS) receiver onboard
low-Earth orbit (LEO) satellites are commonly estimated by a local spherical symmetry …

Arctic TEC mapping using integrated LEO-based GNSS-R and ground-based GNSS observations: A simulation study

L Liu, YJ Morton, Y Wang, KB Wu - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Ionospheric total electron content (TEC) maps with high spatial and temporal resolutions are
essential for depicting the state of the ionosphere and for performing ionospheric delay …