Setting Subreflector Edge Taper in a SATCOM Dual-Reflector Antenna

被引:2
|
作者
Granet, Christophe [1 ]
Kot, John S. [1 ]
Davis, Ian M. [1 ]
机构
[1] BAE Syst Australia, N Ryde, NSW 2113, Australia
关键词
D O I
10.1109/MAP.2013.6781716
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
Direct spillover from the feed past the edge of the subreflector can create sidelobes that exceed the sidelobe template requirements for typical SATCOM ground-terminal dual-reflector antennas. Some "rules of thumb" are given to the antenna designer for choosing the subreflector edge-illumination taper, to ensure that the design of the dual-reflector optics shaping does not create spillover past the subreflector that would be above the required sidelobe mask for transmitting operations.
引用
收藏
页码:128 / 136
页数:9
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