基于DSP技术的多路语音实时采集与压缩处理系统  

Multichannel Real Time Speech Acquisition and Processing System Based on DSP

作　　者：戴礼荣[1] 王仁华[1] 李锦宇[1] 

机构地区：[1]中国科学技术大学电子工程与信息科学系,合肥230027

出　　处：《数据采集与处理》2000年第1期82-85,共4页Journal of Data Acquisition and Processing

摘　　要：介绍一个多路语音实时采集与压缩处理系统。该系统基于 PC- ISA总线结构 ,最大的特点是通过单片 DSP高性能价格比实时地实现了多达 10路的语音采集和 10路语音实时压缩及一路语音解压处理。该系统已成功应用于某语音记录设备中。A multichannel real time speech acquisition and processing system is introduced. The system is based on PC ISA bus. Its characteristic includes real time realization of up to 10 channels speech acquisition and compression, one channel speech decompression with high ratio of performance to price by a single DSP. The system has successfully found its application in a speech recording equipment.

关 键 词：数据采集 DSP 数据处理 语音压缩 语音信号 

分 类 号：TN912.3[电子电信—通信与信息系统]