Publications

Conventional Precise Point Positioning (PPP) has always required a relatively long initialization period (few tens of minutes at least) …

Over the past two decades, the PPP user model has been constantly evolving. Each iteration, adding improvements in terms of accuracy …

The general objective of this study is to analyze the performance of Precise Point Positioning (PPP) convergence and initialization …

Integer ambiguity resolution of carrier-phase measurements from a single receiver can be implemented by applying additional satellite …

Precise Point Positioning (PPP) data processing technique has been developed over the past 15 years to become a standard method for a …

Ambiguity resolution in precise point positioning (hereafter, PPP-AR) requires that hardware delays within the GPS measurements be …

Software-determined position uncertainty is main indicator of solution accuracy in PPP, as a reference solution may not available. …

Typical RTK performance is limited to baselines of <10-15 km, as longer distances cause increased measurement errors, which cannot …

Precise Point Positioning (PPP) has become a popular technique to process GNSS receiver data by applying precise satellite orbit and …

The Precise Point Positioning (PPP) GPS data processing technique has developed over the past 15 years to become a standard method for …

While satellite clock combinations are routinely utilized within the IGS, they currently disregard the fact that some ACs provide …

Integer ambiguity resolution of carrier-phase measurements from a single receiver can be implemented by applying additional satellite …

PPP. It’s one of the many acronyms (or initialisms, if you prefer) associated with the uses of global navigation satellite systems. It …

With the advent of quad-constellation, triple-frequency and external atmospheric constraints being provided to the PPP user, the …

Pseudorange multipath and pseudorange noise are the largest remaining unmanaged error sources in PPP. It is proposed that by reducing …

In Ontario, network RTK services were established and are operated by private companies with little governmental regulation. MTO …

This study assessed the vertical accuracy of measurement using different types of survey techniques namely LiDAR, Aerial Photogrammetry …