A general methodology for the design of optimal chaotic spreading sequences by using chaotic sequences filtered by digital IIR filter is provided.

并提出了通用的最佳混沌扩频序列设计方法，即利用数字IIR滤波器滤波混沌序列产生最佳混沌扩频序列。

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For the lowpass filter example above, you have a choice of two FIR and four IIR digital filter designs.

对于上面的例子提及的低通滤波器，你可以选择两种FIR和四种IIR数字滤波器进行设计。

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In this thesis, we will discuss the theory of the realization of difference equations in designing IIR and FIR of digital filters.

主要讨论数字滤波器在采用差分方程实现中的IIR和FIR设计中所涉及的理论支持。

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