Based on Legendre multinomial, a new kind of low-pass filter prototype is designed out after analyzing the design rule and inefficiency of some classical filter prototypes.
2
提出了一种通带截止频率连续可调的低通滤波器的新的设计方法。
In this paper, a novel design method of a passband edge frequency continuous adjustable FIR filter is presented.
3
文章以巴特沃思滤波器为例介绍低通滤波器的基本设计方法。
This paper introduces the basic methods for designing the low-pass filter, taking Butterworth filter as an example.