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Advanced GPS receiver algorithms for assured navigation during ionospheric scintillation

Posted on:2015-10-10Degree:M.SType:Thesis
University:Miami UniversityCandidate:Carroll, MarkFull Text:PDF
GTID:2478390017494289Subject:Electrical engineering
Abstract/Summary:
Ionosphere scintillation is a phenomenon by which irregularities in the ionosphere interfere with radio signal propagation. This causes large errors in Global Positioning System (GPS) receivers and sometimes loss of lock of satellite signals. The goal of this research is to develop advanced receiver algorithms for all GPS bands to minimize the impact of ionosphere scintillation. Results have been obtained from equatorial and high latitude scintillation data collected in Ascension Island and Alaska, respectively, and compared to a Septentrio PolaRxS commercial receiver. The results show differences and improvements over the Septentrio PolaRxS. This research will serve to guide in the development of future Global Navigation Satellite System (GNSS) receivers and provide a greater understanding of the effect of scintillation on new GNSS signals.
Keywords/Search Tags:Scintillation, GPS, Receiver
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