一种多特征语音端点检测算法及实现  

A VAD Algorithm Using Multi Voice Characteristic and Its Implementation

作　　者：果永振[1] 何遵文[1] 

机构地区：[1]北京理工大学电子工程系,北京100081

出　　处：《通信技术》2003年第1期8-10,共3页Communications Technology

摘　　要：提出了一种应用语音的多个特征参量的语音端点检测算法,经过计算机模拟得到了比较满意的检测效果。并用基于DSP芯片的电路来硬件实现,在系统中能够实现通话方语音对通话过程的自动控制。A new Voice Activity Detection algorithm with multi voice characteristi cs is presented and gets a satisfying result in the simulation.The application is implem ented using the circuit based on the DSP,and can fulfill the auto control of communication progress by the speaker' s voice run in a system.

关 键 词：语音端点检测 短时能量 过零率 短时自相关 

分 类 号：TN91[电子电信—通信与信息系统]