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Sensors 2017, 17(1), 137; doi:10.3390/s17010137

Analysis of Ionospheric Scintillation Characteristics in Sub-Antarctica Region with GNSS Data at Macquarie Island

1
School of Instrumentation Science and Opto-electronics Engineering, Beihang University, Beijing 100191, China
2
Collaborative Innovation Center of Geospatial Technology, Wuhan 430079, China
3
School of Civil and Environmental Engineering, University of New South Wales, Sydney, NSW 2052, Australia
*
Author to whom correspondence should be addressed.
Academic Editor: Mehrez Zribi
Received: 20 November 2016 / Revised: 4 January 2017 / Accepted: 6 January 2017 / Published: 12 January 2017
(This article belongs to the Section Remote Sensors)
View Full-Text   |   Download PDF [2519 KB, uploaded 13 January 2017]   |  

Abstract

Ionospheric scintillation has a great impact on radio propagation and electronic system performance, thus is extensively studied currently. The influence of scintillation on Global Navigation Satellite System (GNSS) is particularly evident, making GNSS an effective medium to study characteristics of scintillation. Ionospheric scintillation varies greatly in relation with temporal and spatial distribution. In this paper, both temporal and spatial characteristics of scintillation are investigated based on Macquarie Island’s GNSS scintillation data collected from 2011 to 2015. Experiments demonstrate that occurrence rates of amplitude scintillation have a close relationship with solar activity, while phase scintillation is more likely to be generated by geomagnetic activity. In addition, scintillation distribution behaviors related to elevation and azimuth angles are statistically analyzed for both amplitude and phase scintillation. The proposed work is valuable for a deeper understanding of theoretical mechanisms of ionospheric scintillation in this region, and provides a reference for GNSS applications in certain regions around sub-Antarctica. View Full-Text
Keywords: ionospheric scintillation; sub-Antarctica region; temporal and spatial characteristics; GNSS signals ionospheric scintillation; sub-Antarctica region; temporal and spatial characteristics; GNSS signals
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Guo, K.; Liu, Y.; Zhao, Y.; Wang, J. Analysis of Ionospheric Scintillation Characteristics in Sub-Antarctica Region with GNSS Data at Macquarie Island. Sensors 2017, 17, 137.

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