Circularly Polarised Multiple Beam Antenna for Satellite Applications

被引:0
作者
Tang, Wenxing [1 ]
Bresciani, Daniele [2 ]
Legay, Herve [2 ]
Goussetis, George [1 ]
Fonseca, Nelson J. G. [3 ]
机构
[1] Heriot Watt Univ, Inst Sensors Signals & Syst, Edinburgh, Midlothian, Scotland
[2] Thales Alenia Space, Res & Technol Dept, Toulouse, France
[3] European Space Agcy, Moltek Consultants Ltd, Noordwijk, Netherlands
来源
2017 11TH EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION (EUCAP) | 2017年
关键词
reflector antennas; multibeam antennas; satellite communication antennas; linear to circular polarisers; circular polarization selective surfaces; frequency selective surfaces;
D O I
暂无
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
This paper presents a novel circularly polarised Ku-band multiple beam antenna based on a quasi-optical beamformer and a wideband reflection polarizer conformally deployed along a cylindrical parabolic reflector for satellite applications. By virtue of the wide scanning capability of the beamformer and the wide band and angularly stable response of the curved polarising reflector we demonstrate multibeam capability in circular polarization up to +/- 18(omicron) for a wide Ku band (10-14.5 GHz) with axial ratio below 2 dB. Manufacturing and testing methods are discussed. A breadboard of the multibeam reflector antenna has been fabricated and tested demonstrating very good performance that matches the simulated results.
引用
收藏
页数:3
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