说明：  本文介绍一种以DSP 与A IC 为核心, 通过软件方法来实现语音处理的新型系统. 文中以G. 721 ADPCM 算法为例, 说明了该系统的一个具体实例
(In this paper, a DSP with A IC as the core, through software methods to realize a new type of voice processing systems. Text in the G. 721 ADPCM algorithm to illustrate how the system is a concrete example)