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该雷达具有两个固定平面阵天线，每个扇形覆盖90度，从而实现同步覆盖180度。
The radar features two stationary planar array antennas, each covering a sector of 90 degrees, thus achieving 180 degrees of simultaneous coverage.
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。
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.
详细介绍了对数周期天线扇形阵特性分析软件的功能及使用方法。
The function and usage of the software for analyzing the fan-shaped array of log-periodic dipole antennas are introduced.
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