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介绍一种由专用数字信号处理器(简称DSP)芯片和通用微机组成的多机主从处理系统。该系统集语声信号的输入和输出、时域和频域参数分析及三维动态语图绘制等多功能于一体,可实时实现数字信号处理多种复杂运算,比以住同类系统处理速度可提高2个数量级以上。并介绍了该系统的总体构成和主要功能软件的设计方法。
This paper introduces a multi-machine host-slave processing system composed of special digital signal processor (DSP for short) and general-purpose microcomputer. The system integrates the input and output of phonetic signals, the analysis of time and frequency domain parameters, and the three-dimensional dynamic diagram rendering. The system can realize a variety of complex operations of digital signal processing in real time, 2 orders of magnitude or more. And introduced the system’s overall composition and the main function of the software design.