求翻译：数字滤波器的实现是数字信号处理中的一个重要组成部分,设计过程较复杂。本文介绍了数字滤波器的基本结构、设计原理、性能指标以及它们详细的设计方法，并对IIR和FIR数字滤波器做了简单的比较。本文还应用数学软件MATLAB出发阐述数字滤波器的设计原理与方法。是什么意思？

Digital filter is an important part of digital signal processing in the design process is more complex. This article describes the basic structure of the digital filter design principles, performance indicators and their detailed design, and iir and fir digital filters do a simple comparison. The ar

The digital filter is implemented in digital signal processing an important component of the design process more complex. This document describes the basic structure of the digital filter design, theory, performance indicators, as well as their detailed design and digital filter FIR IIR and do a sim