A Design of Flattop-beam Shaper at Millimeter Wavelengths

被引:0
|
作者
Z. X. Wang
W. B. Dou
机构
[1] Southeast University,State Key Lab of Millimeter Waves
关键词
Millimeter wave; Flattop-beam; Diffractive element; Gaussian beam;
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学科分类号
摘要
Beam shaping technique for generating flattop beam has long been used in optics, and there are many methods to design flattop-beam shapers in optics. Flattop beam is also important in some applications at millimeter wavelengths such as in the quasi-optical power divider, however, there are few design method for the flattop-beam shaper used at millimeter wave frequencies and the design method of optics are not suitable to the beam shaper at millimeter wave frequencies, so a design method for the flattop-beam shaper at millimeter wave frequencies is presented in this paper. Several flattop-beam shapers in the form of diffractive element have been designed and simulation results are presented.
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页码:673 / 683
页数:10
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