基于DSP的紫外光通信语音压缩系统设计  

The design of Ultraviolet communication's speech compression system based on DSP

作　　者：吕律[1] 李霁野[1] 

机构地区：[1]中国科学院研究生院空间科学与应用研究中心,100190

出　　处：《微计算机信息》2009年第8期162-163,212,共3页Control & Automation

摘　　要：紫外光通信系统由于其特殊的波段范围和特殊的运用方向而受到了广泛的重视。文章主要介绍了紫外光通信的原理,以及G.729编解码标准算法在DM6437DSP开发板上实现的软硬件设计方法,并将该方法加入紫外光语音通信系统中,提高语音传输质量。The ultraviolet communication system has been widely regarded for its special wave band and application. The paper mainly introduces the principle of the ultraviolet communication system and gives a hardware and software design method of the G.729 speech compress arithmetic realized on DM6437 DSP development board and adds this method in the ultraviolet speech communication system to improve the quality of Speech transmission.

关 键 词：紫外光通信 语音 G.729算法 DSP 

分 类 号：TP302.1[自动化与计算机技术—计算机系统结构]