The main work and achievements are as following : 1 ) proposed the approach to design the false high - passed broad band filter 主要工作和成果如下： 1 、赝高通宽带带状线滤波器的设计。
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3 ) discussed the process of designing and adjusting the " the strip - line filter " and analyze its essential theory 4 ) realized the non - line simulate of the ads ( advanced design system ) of lumped parameter vco and analyze the results of simulation and practical test 3 、对带状线滤波器调试和设计过程进行讨论和简单理论分析。 4 、实现集中参数vco的ads （ advanceddesignsystem ）非线性仿真，并且就仿真结果和实测结果进行分析讨论。
