Finally, the designing principle of this kind of waveguide filter is given.

提出了适合这种特殊结构的光滤波器的设计思想和优化方法.

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Comparing to conventional E - plane waveguide filter, great improvments have been made in stop - band attenuation of a BPF.

为了提高E面全金属膜片矩形波导滤波器的阻带性能, 本文对滤波器的结构做了改进,采用了混合膜片的形式.

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