基于话音检测和数字压缩的同频同播系统设计  

Design of common-frequency broadcasting system based on speech detection and digital compression

作　　者：宋肖楠[1] 戴居峰[1] 

机构地区：[1]天津大学电子信息工程学院,天津300072

出　　处：《电子测量技术》2006年第2期16-18,共3页Electronic Measurement Technology

摘　　要：文中设计了一种自带话音检测功能的数字同频同播系统。该设计采用了场强抽样测量和DSP语音数字压缩技术,建立了完善的硬件实现和网络通信协议框架。设计主要针对专网调度场合,具有很高的保密性和可靠性,组网灵活简便。In this paper, a digital common-frequency broadcasting system with speech detection function was designed. Field intensity measuring, DSP numeralization and speech compression technology have been applied into the system design. Hardware implementation and communication protocol frame were established. This design aimed at private network. Advantages of this system mainly include high confidentiality and reliability; flexible and easy in net building.

关 键 词：同频同播系统 语音压缩 ATMEGA16 MSM6882 AMBE2000 

分 类 号：TN941.3[电子电信—信号与信息处理] TN924[电子电信—信息与通信工程]