Propagation Modelling for the South African SKA Site

被引:0
|
作者
Phiri, T. J. [1 ]
Davidson, D. B. [1 ]
Wiid, P. G. [1 ]
机构
[1] Univ Stellenbosch, Dept Elect & Elect Engn, ZA-7600 Stellenbosch, South Africa
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The South African Square Kilometre Array (SKA-SA) precursor instrument (MeerKAT) is being realized in the semi-desert Karoo region of the Northern Cape. Thus far, much has been achieved in terms of electromagnetic compatibility (EMC) interventions. However, recent surveys have shown that signal propagation ought to he examined in greater detail, ultimately leading to a site evaluation of the SKA-SA facility. Propagation modelling is the first step in this process. Hence, the Egli model, ITU-R. P.1546 and the Langley-Rice Irregular Terrain Model (ITM) arc evaluated as propagation tools for use in the Karoo. The results show that optimizations are required to better predict path loss in the Karoo environment.
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页码:1329 / 1332
页数:4
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