【摘要】 介绍了一种利用归一化算法结合经典福斯特法实现射频滤波器的方法.针对专用短波接收机射频前端预选滤波器,详细阐述了无源LC滤波器的设计方法;分析总结了滤波器实现过程中的一些经验;利用专业仿真软件对所设计的无源LC预选滤波器进行仿真,并最终实现系统要求的无源LC滤波器.更多还原

【Abstract】 This paper introduces a way to implement RF filter by using normalization algorithm in combination with the classic Foster method.The design of passive LC preselected filter of dedicated SW receiver RF front-end illustrated and the possible solutions concerning the problems are discussed that may occur in the design procedure.The special simulation software is employed to simulate the preselected filter to realize the requirements of the system.更多还原