Search
Search Results
-
5G assisted GNSS precise point positioning ambiguity resolution
This study proposes a model using 5G time-of-arrival data to assist global navigation satellite system precise point positioning ambiguity...
-
Ocean decimeter-level real-time BDS precise point positioning based on short message communication
Decimeter-level positioning accuracy is the premise for most ocean applications, such as ocean development and ocean engineering construction....
-
The impacts of yaw attitude strategies for eclipsing GNSS satellites on precise point positioning time transfer
Precise point positioning time transfer (PPP-TT) based on Global Navigation Satellite System (GNSS) relies on precise products and correction models....
-
Improving precise point positioning (PPP) performance with best integer equivariant (BIE) estimator
Precise point positioning (PPP) technology is capable of providing global high-precision positioning services, but its main application bottleneck is...
-
Real-time multipath mitigation based on spatiotemporal correlations in BDS precise point positioning
The BeiDou Navigation Satellite System (BDS) features a heterogeneous constellation, which poses challenges in accurately characterizing the...
-
On the role of lidar measurements in speeding up precise point positioning convergence
Global navigation satellite system (GNSS) and light detection and ranging (lidar) are well known to be complementary for vehicle positioning in urban...
-
ROTI-based statistical regression models for GNSS precise point positioning errors associated with ionospheric plasma irregularities
Global Navigation Satellite System (GNSS) signals are susceptible to ionospheric plasma irregularities and associated scintillations, causing large...
-
Multipath mitigation in GNSS precise point positioning using multipath hierarchy for changing environments
Global navigation satellite system precise point positioning (PPP) technology can be significantly affected by multipath errors of code and phase...
-
Dual-frequency to five-frequency real-time precise point positioning using new BDS-3 PPP-B2b service
BeiDou global navigation satellite system (BDS-3), a developed GNSS by China, has the ability to support five different signals, including B1I, B3I,...
-
Multi-GNSS precise point positioning with predicted orbits and clocks
Global Navigation Satellite Systems (GNSS) Real-time Precise Point Positioning (RT-PPP) strongly relies on the precise satellite orbits and clocks,...
-
Characteristics of Beidou-2 flex power and its impact on precise point positioning with ambiguity resolution
The modernization of the Global Navigation Satellite Systems (GNSS) has brought many new features and capabilities, one of which is programmable...
-
An open-source software package for Precise Point Positioning: raPPPid
Precise Point Positioning (PPP) has proven to be a powerful GNSS positioning method used for various scientific and commercial applications nowadays....
-
Machine learning-based tropospheric delay prediction for real-time precise point positioning under extreme weather conditions
Satellite signals from the Global Navigation Satellite System (GNSS) are refracted as they pass through the troposphere, owing to the variable...
-
Improving the performance of BDS single-frequency precise point positioning by integrating QZSS observations in the Asia-Pacific region
Japan’s Quasi-Zenith Satellite System (QZSS) as an important supplement to the Global Navigation Satellite System (GNSS) can provide great...
-
LEO augmented precise point positioning using real observations from two CENTISPACE™ experimental satellites
LEO augmentation systems are attracting worldwide attention. However, their performance in real-world environments has not yet been reported,...
-
Inter-system biases solution strategies in multi-GNSS kinematic precise point positioning
Estimating inter-system biases (ISBs) is important in multi-constellation Global Navigation Satellite System (GNSS) processing. The present study...
-
Mitigation of multipath effects in multi-GNSS and multi-frequency precise point positioning with multipath hemispherical maps
To mitigate multipath effects in multi-GNSS and multi-frequency precise point positioning (PPP), we constructed multi-GNSS and multi-frequency...
-
An ambiguity subset selection algorithm based on the variation of check factors for BDS-3/BDS-2/GPS precise point positioning
The ambiguity resolution (AR) technology effectively accelerates convergence and improves precise point positioning (PPP) accuracy. Many observations...
-
Long-term performance analysis of BDS-3 precise point positioning (PPP-B2b) service
Since 2020, the BeiDou Navigation Satellite System (BDS) has launched new precise point positioning service which provides precise correction of GPS...
-
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...
