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一种腔体滤波器的计算机辅助调试方法
A Method of Computer-aided Tuning for Microwave Waveguide Filter
【摘要】 介绍了一种对腔体滤波器进行计算机辅助调试的新方法。该方法首先建立一个理想的电路模型,运用软件DESIGNER的优化拟合功能,对滤波器的状态进行参数提取,并对滤波器各调试元件与电路参数之间的关系进行了分析。通过实际状态的参数与理想状态的参数的对比,找到二者的差异,由此可指导调试。通过对一个腔体梳状线带通滤波器进行调试,证明了该方法的有效性。
【Abstract】 For increasing productivity effect and reducing cost,computer-aided tuning technique is introduced in large volume production.This paper describes a new method for aided-computer tuning of waveguide filters.A ideal circuit model is established at first.Parameter values of filter’s status are extracted by using optimized and fitted performance of DESIGNER.The relation between tuning elements of filter and circuit parameter is analyzed.The difference can be found by means of comparing ideal parameter values with real parameter values.So it can instruct tuning.This method has been tested with a four-resonator comb filter.
【Key words】 filter; tuning; S-parameter; parameter extraction; sensitivity;
- 【文献出处】 电子工程师 ,Electronic Engineer , 编辑部邮箱 ,2008年03期
- 【分类号】TN713;TP391.7
- 【被引频次】2
- 【下载频次】301