论文部分内容阅读
数字滤波器是数字信号处理的关键组件之一,主要由加(减)法器、乘法器、延迟模块等部分组成。按单位脉冲响应长度,数字滤波器可分为无限脉冲响应滤波器和有限脉冲响应滤波器两类,分别称为 IIR 滤波器和 FIR 滤波器。本文以设计二阶无限脉冲响应滤波器 IIR 滤波器为例,选用 ALTERA公司的 FLEX10KA 系列 FPGA,表述从单元设计、逻辑综合、布局布线到仿真验证的设计流程。
Digital filter digital signal processing is one of the key components, mainly by plus (minus) method, multiplier, delay module and other components. According to the unit pulse response length, the digital filter can be divided into two types: infinite impulse response filter and finite impulse response filter, which are called IIR filter and FIR filter respectively. In this paper, the design of second-order infinite impulse response filter IIR filter, for example, the selection of ALTERA’s FLEX10KA series of FPGAs, from the unit design, logic synthesis, placement and routing to simulation verification design flow.