Multi-GNSS PPP-RTK: From Large- to Small-Scale Networks [PDF]
Sensors, 2018 Precise point positioning (PPP) and its integer ambiguity resolution-enabled variant, PPP-RTK (real-time kinematic), can benefit enormously from the integration of multiple global navigation satellite systems (GNSS).
Kan Wang +2 more
exaly +4 more sources
Low-Cost GNSS and PPP-RTK: Investigating the Capabilities of the u-blox ZED-F9P Module [PDF]
Sensors, 2023 GNSS has become ubiquitous in high-precision applications, although the cost of high-end GNSS receivers remains a major obstacle for many applications.
Umberto Robustelli +2 more
doaj +2 more sources
Investigating GNSS PPP–RTK with external ionospheric constraints
Satellite Navigation, 2022 Real-Time Kinematic Precise Point Positioning (PPP–RTK) is inextricably linked to external ionospheric information. The PPP–RTK performances vary much with the accuracy of ionospheric information, which is derived from different network scales, given ...
Xiaohong Zhang +2 more
exaly +2 more sources
Review of PPP–RTK: achievements, challenges, and opportunities
Satellite Navigation, 2022 The PPP–RTK method, which combines the concepts of Precise of Point Positioning (PPP) and Real-Time Kinematic (RTK), is proposed to provide a centimeter-accuracy positioning service for an unlimited number of users.
Xingxing Li, Zhiheng Shen, Linyang Li
exaly +2 more sources
Fault-Free Protection Level Equation for CLAS PPP-RTK and Experimental Evaluations [PDF]
Sensors, 2022 Centimeter level augmentation system (CLAS) of the quasi-zenith satellite system (QZSS) is the first precise point positioning-real time kinematic (PPP-RTK) augmentation system of the global navigation satellite system (GNSS), which is currently ...
Euiho Kim +6 more
doaj +2 more sources
Multi-GNSS Large Areas PPP-RTK Performance During Ionosphere Anomaly Periods [PDF]
SensorsPrecise Point Positioning with real-time kinematic (PPP-RTK) technology, which relies on Global Navigation Satellite Systems (GNSS), encounters difficulties in achieving high-precision and rapid convergence during ionospheric active conditions such as ...
Zhu Wang +4 more
doaj +2 more sources
Image Mapping Accuracy Evaluation Using UAV with Standalone, Differential (RTK), and PPP GNSS Positioning Techniques in an Abandoned Mine Site [PDF]
Sensors, 2023 Global navigation satellite systems (GNSSs) provide a common positioning method that utilizes satellite signals to determine the spatial location of a receiver.
Hanjin Kim +3 more
doaj +2 more sources
Principle and performance of multi-frequency and multi-GNSS PPP-RTK
Satellite Navigation, 2022 PPP-RTK which takes full advantages of both Real-Time Kinematic (RTK) and Precise Point Positioning (PPP), is able to provide centimeter-level positioning accuracy with rapid integer Ambiguity Resolution (AR).
Xingxing Li, Huang Jiaxin
exaly +2 more sources
Towards an Accurate Real-Time Digital Elevation Model Using Various GNSS Techniques [PDF]
SensorsThe objective of our research is to produce a digital elevation model (DEM) in a real-time domain. For this purpose, GNSS measurements are obtained from a kinematic trajectory in a clear location in New Aswan City, Egypt.
Mohamed Abdelazeem +3 more
doaj +2 more sources
Space WeatherComplex space weather, such as typhoons and solar activity, can cause heavy rainfall and ionospheric disturbances, affecting the quality of Global Navigation Satellite System (GNSS) signals.
Jiahuan Hu +6 more
doaj +2 more sources