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1420MHz的PCB八木天线
图1中的红色曲线为该天线迭代8次的S11仿真曲线,此时基本上接近收敛的解了,可见谐振频率在1413MHz,谐振频率处的S11参数为-9.42dB。考虑到实际情况,做出实物后S11会有所恶化,谐振频率也会有所偏移。图2为天线迭代8次后的E面和H面的辐射方向图。增益大概为8 ...
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