摘要
在高速数字信号处理中,由于乘法器的复杂性而限制了实现的实时性。本文介细了一种方法,将滤波器的每一个系数都量化成几个2的幂次方数的和或差所代表的数,这样乘法器就可以用少量的加法器或减法器与适当的移位器所实现。该方法可使硬件结构的复杂性大大降低。本文还给出了述量化的最优化设计方法,并给出计算机仿真结果。
出处
《无线电工程》
2000年第1期60-62,共3页
Radio Engineering
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