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Earth’s Ionosphere and Electromagnetic Signal Propagation
This chapter provides a comprehensive overview of the Earth’s ionosphere and its influence on electromagnetic signal propagation, particularly...
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Real-Time Detection of Tornado-Induced Ionospheric Disturbances by Stand-Alone GNSS Receiver
Mesoscale atmospheric events, e.g. deep tropical convection, thunderstorms, tropical cyclones, tropospheric jet, typhoons and tornadoes, are...
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IGS real-time service for global ionospheric total electron content modeling
Benefiting from global multi-frequency and multi-constellation GNSS measurements provided by the experimental International GNSS real-time service...
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Evaluation of ionospheric-constrained single-frequency PPP enhanced with an improved stochastic model
Ionospheric delay is the most important environmental factor affecting the positioning performance of single-frequency precise point positioning...
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A new large-area hierarchical PPP-RTK service strategy
Introducing precise atmosphere information into precise point positioning enables rapid ambiguity resolution and introduces a significant accuracy...
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A consistent and grid-based regional slant ionospheric model with an increasing number of satellite corrections for PPP-RTK
Ionospheric corrections are critical in fast precise point positioning real-time kinematic (PPP-RTK), in which the regional slant ionospheric model...
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A new global TEC empirical model based on fusing multi-source data
The global TEC empirical model established with the TEC grid data of IGS as the background has poor prediction accuracy in marine areas, and its...
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Gauss process regression for real-time ionospheric delay estimation from GNSS observations
The number of devices equipped with global satellite positioning has exceeded seven billion recently. There are a wide variety of receivers regarding...
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SBAS ionospheric grid delay estimation based on ionospheric tomography: a case study on September 7–9, 2017
In Satellite-Based Augmentation Systems (SBASs), e.g., the US Wide-Area Augmentation System (WAAS), the planar method and the kriging method based on...
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Midlatitude climatology of the ionospheric equivalent slab thickness over two solar cycles
The main climatological features of the ionospheric equivalent slab thickness ( τ ) for the Northern hemisphere midlatitudes are analyzed. F2-layer...
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Ionospheric electron density modelling using B-splines and constraint optimization
AbstractMany modern applications, such as precise point positioning, autonomous driving or precision agriculture would benefit significantly if a...
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Estimating GPS satellite and receiver differential code bias based on signal distortion bias calibration
Differential code bias (DCB) is an important error source in Global Navigation Satellite System (GNSS) data processing. Currently, DCBs are generally...
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Comparison of volcanic explosions in Japan using impulsive ionospheric disturbances
Using the ionospheric total electron content (TEC) data from ground-based Global Navigation Satellite System (GNSS) receivers in Japan, we compared...
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Annual and semi-annual variations of TEC over Nepal during the period of 2007–2017 and possible drivers
The total electron content (TEC) variation of the ionosopheric layer is mostly controlled by Geomagnetic and solar activity. The TEC of the...
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Comprehensive ionospheric precursor analysis of selected Mw ≥ 7 earthquakes
The ionosphere and earthquake relation using total electron content (TEC) values became a hot topic especially after the 2000s due to advances in...
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Improving estimates of the ionosphere during geomagnetic storm conditions through assimilation of thermospheric mass density
Dynamical changes in the ionosphere and thermosphere during geomagnetic storm times can have a significant impact on our communication and navigation...
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A modified BDS Klobuchar model considering hourly estimated night-time delays
A modified BDS Klobuchar ionospheric time-delay correction model (MBDK) is proposed for single-frequency users of the BeiDou Navigation Satellite...
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Atmospheric and Ionospheric Signatures Associated with the 15 January 2022 Cataclysmic Hunga-Tonga Volcanic Eruption: A Multi-layer Observation
The Hunga-Tonga volcanic eruption occurred on 15 January 2022 generated different modes of atmospheric and ionospheric waves. Using the Geostationary...
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Atmospheric Infragravity Disturbances in the Region of the Sea of Japan
AbstractWhen processing the satellite data on the total electron content on the route between GLONASS satellites, GPS, and receiving stations located...
