... 富勒电报机 Fullerphone 覆盖扇区 coverage sector 改良限度 improvement threshold ...
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为了避免并行馈电网络影响天线的全向性，采用了三扇区天线合成全向覆盖的方案，每个扇区天线是一个贴片天线阵列。
In order to achieve an ideal omni-directional pattern, the antenna consists of three parallel fed sub patch antenna arrays which are arranged in a triangular configuration.
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