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On the real-time tropospheric delay estimates using low-cost GNSS receivers and antennas
Dense Global Navigation Satellite System (GNSS) observations are beneficial for monitoring the small-scale troposphere turbulence in both...
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A global zenith tropospheric delay model with ERA5 and GNSS-based ZTD difference correction
Highly accurate tropospheric delay information is essential for global navigation satellite system (GNSS) data processing. However, the current...
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TropNet: a deep spatiotemporal neural network for tropospheric delay modeling and forecasting
Water vapor plays an essential role in regulating the earth’s weather and climate, and the tropospheric delays caused by water vapor are one of the...
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Characteristic differences in tropospheric delay between Nevada Geodetic Laboratory products and NWM ray-tracing
Numerical weather models (NWMs) are important data sources for space geodetic techniques. Additionally, the Global Navigation Satellite System (GNSS)...
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Real-time GNSS tropospheric delay estimation with a novel global random walk processing noise model (GRM)
AbstractAccurate modeling of tropospheric delays is crucial for the global navigation satellite system (GNSS), which finds extensive applications in...
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A tropospheric delay model to integrate ERA5 and GNSS reference network for mountainous areas: application to precise point positioning
In this study, a tropospheric delay model that integrates tropospheric delays derived from the European Centre for Medium-Range Weather Forecasts...
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Comparison of tropospheric delay correction methods for InSAR analysis using a mesoscale meteorological model: a case study from Japan
A major source of error in interferometric synthetic aperture radar (InSAR), used for map** ground deformation, is the delay caused by changes in...
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A novel method for tropospheric delay map** function vertical modeling
In high-precision space geodetic techniques data processing, the map** function (MF) is a key factor in map** the radio waves from the zenith...
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Real-time tropospheric delay map retrieval using sparse GNSS stations
Global Navigation Satellite System (GNSS) is one of the popular approaches for zenith tropospheric delay (ZTD) retrieval due to its advantages of...
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A grid model of direct conversion between zenith tropospheric delay and precipitable water vapor in tropical regions
Accurately measuring precipitable water vapor (PWV) is challenging, especially in the absence of the measured meteorological data. We propose a novel...
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Real-time regional tropospheric wet delay modeling and augmentation performance for triple-frequency PPP/PPP-IAR during typhoon weather
Troposphere augmentation is of great importance for global navigation satellite system (GNSS) real-time precise point positioning (PPP) service. This...
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An improved weighting strategy for tropospheric delay estimation with real-time single-frequency precise positioning
In recent years, single-frequency precise point positioning (SF-PPP) has taken increasing attention from the GNSS community owing to its operational...
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Performance evaluation of tropospheric correction model for GBAS in China
Ground-based augmentation system (GBAS) is a safety of life system that supports precision approach, landing, departure and surface operations in...
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Tropospheric delay in microwave propagation in Nigeria
Satellite communication systems suffer from the systematic error of tropospheric delay. Accurate estimation of this delay is essential for...
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An improved global grid model for calibrating zenith tropospheric delay for GNSS applications
Accurate modeling of zenith tropospheric delay (ZTD) is beneficial for high-precision navigation and positioning. Many models with good performance...
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Towards the tropospheric ties in the GPS, DORIS, and VLBI combination analysis during CONT14
In space geodetic data analysis, improving tropospheric delay modelling is motivated by the correlation between tropospheric zenith total delay (ZTD)...
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Modeling wide-area tropospheric delay corrections for fast PPP ambiguity resolution
The performance of precise point positioning (PPP) has been significantly improved thanks to the continuous improvements in satellite orbit, clock,...
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A refined zenith tropospheric delay model for Mainland China based on the global pressure and temperature 3 (GPT3) model and random forest
Zenith Tropospheric Delay (ZTD) plays a vital role in Global Navigation Satellite System (GNSS) navigation, positioning, and meteorology. The...
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Refining empirical tropospheric model with meteorological stations for large height difference RTK positioning
In real-time kinematic (RTK) positioning in areas with larger height differences (over 100 m), omitting tropospheric delay is insufficient and can...
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Overbounding residual zenith tropospheric delays to enhance GNSS integrity monitoring
Tropospheric delay is one of the main error sources that should be considered in global navigation satellite system (GNSS) positioning and integrity...
