分布式算法在20多年前被首次提出,但直到Xilinx发明FPGA的查找表结构以后,分布式算法才在20世纪90年代初重新受到重视,并被有效地应用在FIR滤波器的设计中。
分布式算法是基于查找表的一种计算方法,在利用FPGA实现数字信号处理方面发挥着重要的作用,可以大大提高信号的处理效率。它主要应用于数字滤波、频率转换等数字信号处理的乘累加运算。
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