摘要：针对高速数字信号处理的要求,给出用现场可编程门阵列(FPGA)实现有限冲击响应(FIR)滤波器的方案.讨论使用FPGA实现固定系数FIR滤波器的三种方法,即查表法、分布式运算法和典型带符号数(CSD码)法,并比较其优缺点,最后使用CSD码方法设计实现一个FIR低通滤波器.
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