Abstract : in this paper , the static shape control of the flexible intelligent thin - shell structure is derived by the intelligent thin - shell element of ref . 5 . finally , a numerical example of a paraboloid antenna is given 文摘:应用文献5给出的三维智能薄壳单元研究了柔性薄壳智能结构的静态形状控制问题，给出了抛物面形天线的静态形状控制算例。
The input impedance and pattern of koch fractal monopole and tree - like monopole are analyzed . both experimental and numerical results show that the two kinds of antennas both have the characteristics of reduction in size and the tree - like fractal monopole also has multiband behavior 文中对koch分形单极子和树状分形单极子的输入阻抗特性和方向图特性进行了分析，数值结果和测量数据都表明这两种分形天线具有尺寸缩减性，而且树状分形单极子还具有多波段特性。
For the case of microstrip patch antenna structure with dielectric , the fdtd based commercial software empire is used . a coaxial probe - fed microstrip patch antenna and a coaxial probe - fed stack patch antenna have been analyzed for checking its validity . on the base of that , the multi - band property of microstrip fractal patch antenna is carefully studied , and the effect of antenna ' s property by the permittivity , the size of patch , the order of the fractal and the metal box is depicted 在此基础上，着重分析了同轴馈电的sierpinski地毯形微带贴片天线以及同轴馈电耦合的sierpinski地毯形微带贴片天线的多频特性，给出了介质参数、贴片尺寸、分形天线的阶数以及金属盒对同轴馈电的sierpinski地毯形微带贴片天线特性的影响。
The simulation results are compared to the normal dipole antenna in order to observe the influence of fractal and investigate the effect of antenna miniaturization . the relationship between miniaturization and fractal dimension is researched . the koch and 3 / 2curve fractal unit are applied to yagi - uda antenna , the performance like impedance characteristic and radiation pattern is simulated by cst microwave studio ? 对其阻抗特性及辐射方向图进行了仿真计算,并分别与未应用分形的普通半波振子天线相比较,观察分形对天线性能的影响,以检验分形天线小型化的效果,研究了尺寸缩减性与其分形结构的分形维数之间的关系。
