GNSS PPP-RTK: integrity monitoring method considering wrong ambiguity fixing

W Zhang, J Wang - GPS Solutions, 2024 - Springer
In previous studies on multiple hypothesis solution separations (MHSS) advanced
autonomous integrity monitoring (ARAIM) in phase-based GNSS precise point positioning …

Integrity monitoring for positioning of intelligent transport systems using integrated RTK‐GNSS, IMU and vehicle odometer

A El‐Mowafy, N Kubo - IET Intelligent Transport Systems, 2018 - Wiley Online Library
Reliable continuing positioning is a critical requirement for intelligent transportation systems
(ITS). An integrated positioning system is presented, where the global navigation satellite …

[HTML][HTML] Highly reliable relative navigation for multi-UAV formation flight in urban environments

W Shizhuang, Z Xingqun, Z Yawei, CHI Cheng… - Chinese Journal of …, 2021 - Elsevier
Formation flight of multiple Unmanned Aerial Vehicles (UAVs) is expected to bring
significant benefits to a wide range of applications. Accurate and reliable relative position …

An improved ambiguity resolution algorithm for smartphone RTK positioning

Y Jiang, Y Gao, W Ding, F Liu, Y Gao - Sensors, 2023 - mdpi.com
Ambiguity resolution based on smartphone GNSS measurements can enable various
potential applications that currently remain difficult due to ambiguity biases, especially under …

Integrity monitoring of vehicle positioning in urban environment using RTK-GNSS, IMU and speedometer

A El-Mowafy, N Kubo - Measurement Science and Technology, 2017 - iopscience.iop.org
Continuous and trustworthy positioning is a critical capability for advanced driver assistance
systems (ADAS). To achieve continuous positioning, methods such as global navigation …

Reliable GPS+ BDS RTK positioning with partial ambiguity resolution

A Brack - GPS solutions, 2017 - Springer
Reliable carrier phase positioning requires the occurrence of incorrect integer ambiguity
estimates to be limited to a maximum tolerable rate. In various simulation studies, partial …

Alternative architecture for dual frequency multi-constellation GBAS

T Murphy, M Harris, G Mcgraw, J Wichgers… - Proceedings of the 34th …, 2021 - ion.org
This paper describes an alternative architecture candidate proposal for consideration for the
future Dual Frequency MultiConstellation (DFMC) Ground Based Augmentation System …

Constructing a continuous phase time history from TDMA signals for opportunistic navigation

KM Pesyna, ZM Kassas… - Proceedings of the 2012 …, 2012 - ieeexplore.ieee.org
A technique is developed for reconstructing a continuous phase time history from the
noncontinuous phase bursts of time division multiple access (TDMA) signals. A continuous …

Integrity monitoring-based ratio test for GNSS integer ambiguity validation

L Li, Z Li, H Yuan, L Wang, Y Hou - GPS solutions, 2016 - Springer
The combination of multiple global navigation satellite systems (GNSSs) is able to improve
the accuracy and reliability, which is beneficial for navigation in safety–critical applications …

[PDF][PDF] GNSS ambiguity resolution: which subset to fix

S Verhagen, PJG Teunissen, H van der Marel… - IGNSS …, 2011 - researchgate.net
ABSTRACT A key issue with GNSS carrier phase ambiguity resolution is that often the full
set of ambiguities cannot be fixed fast and reliably. A possible strategy is then to resolve only …