Integrity monitoring

Cadastral Surveyors in rural areas. Do you need ambiguity resolution in multi-GNSS PPP for accuracy or integrity?
Over the past two decades, the PPP user model has been constantly evolving. Each iteration, adding improvements in terms of accuracy …
Garrett Seepersad, Sunil Bisnath
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Innovation: Clarifying the ambiguities : Examining the interoperability of precise point positioning products
Ambiguity resolution in precise point positioning (hereafter, PPP-AR) requires that hardware delays within the GPS measurements be …
Garrett Seepersad, Sunil Bisnath
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Do we need ambiguity resolution in multi-GNSS PPP for accuracy or integrity?
With the advent of quad-constellation, triple-frequency and external atmospheric constraints being provided to the PPP user, the …
Garrett Seepersad, John Aggrey, Sunil Bisnath
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Examining precise point positioning now and in the future
PPP. It’s one of the many acronyms (or initialisms, if you prefer) associated with the uses of global navigation satellite systems. It …
Sunil Bisnath, John Aggrey, Garrett Seepersad, Maninder Gill
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Integrity Monitoring for Precise Point Positioning
The Precise Point Positioning (PPP) GPS data processing technique has developed over the past 15 years to become a standard method for …
Garrett Seepersad, Sunil Bisnath
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Reduction of PPP convergence period through pseudorange multipath and noise mitigation
Pseudorange multipath and pseudorange noise are the largest remaining unmanaged error sources in PPP. It is proposed that by reducing …
Garrett Seepersad
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