Ambiguity resolution

Improving Reliability and Assessing Performance of Global Navigation Satellite System Precise Point Positioning Ambiguity Resolution
Conventional Precise Point Positioning (PPP) has always required a relatively long initialization period (few tens of minutes at least) …
Garrett Seepersad
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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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An assessment of the interoperability of PPP-AR network products
Integer ambiguity resolution of carrier-phase measurements from a single receiver can be implemented by applying additional satellite …
Garrett Seepersad, Sunil Bisnath
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Performance analysis of atmospheric constrained uncombined multi-GNSS PPP
The general objective of this study is to analyze the performance of Precise Point Positioning (PPP) convergence and initialization …
John Aggrey, Garrett Seepersad, Sunil Bisnath
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Assessing PPP ambiguity resolution within Ontario
Precise Point Positioning (PPP) data processing technique has been developed over the past 15 years to become a standard method for a …
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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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, 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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Examining the interoperability of PPP-AR products
Integer ambiguity resolution of carrier-phase measurements from a single receiver can be implemented by applying additional satellite …
Garrett Seepersad, Sunil Bisnath
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