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引用第3楼射频小童子于2009-02-22 17:00发表的 : 9n]|PEoAB 目前单元的形式采用矩形贴片两侧双端口微带线馈电,另附一层寄生贴片来增加带宽,带宽500M内极化隔离度要求小于-30dB,现在还差的比较多。哪位大侠做过这方面的研究,怎么才能提高极化隔离度呢,请大家指点一下。 M/D)".;