... 天线制造厂 antenna maker; 天线轴向 antenna axial direction; 天线主瓣 antenna main lobe; {电磁} antenna major lobe; ...
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A helix antenna was presented together with low power RF amplifier, as the frequency fitted, the axial direction can obtain largest radio energy.
采用小尺寸低功耗的射频芯片结合实际环境设计出螺旋结构天线，选择合适的频率，天线在轴向方向得到最大的辐射能量。
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