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Terahertz beam scanning offset Cassegrain reflector antenna

  • Beijing Institute of Technology

科研成果: 会议稿件论文同行评审

摘要

This paper presents a terahertz high-gain antenna which has a certain beam scanning capability and the antenna also has an offset Cassegrain reflector structure. Beam scanning method is analyzed by the theory of quasi-optics. Moreover, we elaborate critical analysis algorithm of the antenna. Simulation results show that, in the initial position, the gain of the antenna is 44.98dB, the half-power beam width is 1 degree and the side lobe level is -29.35dB. Beam scanning angle in the horizontal and vertical direction is within ±10° respectively, the gain and beam width vary within a reasonable range and the side lobe level is always lower than -20dB. In general, the antenna can be used for scanning terahertz imaging system.

源语言英语
334-336
页数3
DOI
出版状态已出版 - 2013
活动2013 3rd IEEE International Conference on Microwave Technology and Computational Electromagnetics, ICMTCE 2013 - Qingdao, 中国
期限: 27 8月 201329 8月 2013

会议

会议2013 3rd IEEE International Conference on Microwave Technology and Computational Electromagnetics, ICMTCE 2013
国家/地区中国
Qingdao
时期27/08/1329/08/13

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