Butterworth-type and Bessel function-type two ways are used for design of Bandpass filter for receiver, and with the help of EDA simulation tools, the bold plot and the group delay characteristics of the filters designed are compared.

• 摘要采用巴特沃思型和贝塞尔函数型2种方法进行接收机带通滤波器设计，借助EDA对该滤波器进行波特图和群延迟特性的比较。