intermediate frequency filter 中频滤波器 ; 中频滤光器
intermediate frequency ceramic filter 中频陶瓷滤波器
First, the theory and basic knowledge of digital Intermediate Frequency receiver and the Genetic Algorithms principle for optimizing the quantization coefficient of the digital filter are expatiated.
首先，对数字中频接收机理论基础进行叙述。并讲述了用于优化数字滤波器系数的遗传算法原理和算法。
Intermediate frequency (IF) filter and compression filter are designed.
实现了中频滤波器和压缩滤波器的设计。
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