伞形天线
- 网络umbrella antenna
伞形天线-
通过传输线理论计算和有限元数值仿真，得到挽袖伞形天线的结构参数及天线介入在肿瘤组织中的比吸收率（SpecificAbsorptionRate，简称SAR）分布。
The structural parameters of chock-umbrella antenna and the specific absorption rate ( SAR ) distribution in tumor are obtained by transmission line theory and finite element numerical simulation .
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伞形天线扫描分析
The Analysis of Scanning Umbrella Antenas
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用物理光学方法对扫描伞形天线进行了计算，得出了扫描伞形天线的电参数与结构参数的一组关系，可供设计参考。
This paper caculates the scanning umbrella antenas with the method of PTD , and derives the relation between the electronic parameters and structural parameters of scanning umbrella antenas , which is very useful for design .