多重反馈二阶有源低通滤波器优化设计与仿真Optimization design and simulation of second-order active low-pass filter with multiple feedbacks
阎群,李擎,崔家瑞,郭荣庆,颜贻宏
摘要(Abstract)：
深入研究多重反馈二阶有源低通滤波器典型电路,提出一种参数优化设计的新方法。设计多重反馈二阶巴特沃斯有源低通滤波器,并用Multisim 13电路仿真软件对其进行仿真分析。仿真结果表明,采用该优化设计方法设计的有源滤波器幅频特性良好、系统稳定可靠、易实现。另外,不同元器件的精度对滤波器特性的影响是不同的,实际应用中可合理选择各元器件精度,在保证质量的前提下降低成本。
关键词(KeyWords)： 多重反馈;低通有源滤波器;巴特沃斯;优化设计;电路仿真;仿真分析
基金项目(Foundation): 北京科技大学教育教学改革与研究重点项目(JG2015Z09);北京科技大学教育教学改革与研究面上项目(JG2016M18)~~
作者(Author): 阎群,李擎,崔家瑞,郭荣庆,颜贻宏
DOI: 10.16652/j.issn.1004-373x.2018.14.004
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