A new broadband slot antenna with a fan-shaped microstrip feed is presented, and the return loss curve and radiation patterns of the antenna is simulated in this paper.

介绍了一种新型的采用扇形微带馈源的宽带缝隙天线，给出了反射损失曲线和辐射方向图。

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In the following part, the coupling of Ultra Wideband (UWB) pulse entering cylindrical cavity connecting slot is simulated and analyzed.

接下来还对超宽带脉冲和圆柱腔体连接缝隙的耦合过程进行了研究。

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And then time slot allocation algorithms and routing protocols based on directional antenna are designed for IFDL. At last performance of the network is simulated with OPNET.

然后设计、提出了基于定向天线的适用于机间数据链的时隙分配算法及路由协议并利用OPNET仿真软件验证了网络性能。

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