摘要： 研究并实现了一种基于Ｇ．７２９Ａ语音编码标准的ＩＰ电话系统，集成了Ｗｉｎｄｏｗｓ底层音频接口、线程同步机制和ＷｉｎＳｏｃｋ通信等关键技术，利用普通全双工声卡，较好地实现了ＰＣ－ｔｏ－ＰＣ的窄带全双工实时数字语音通信功能。
关键词:
G.729,
G.729A,
Windows低级音频接口,
WinSocket编程
Abstract: This paper gives a introduction of the research of IP phone system based on G.729A codec, which also integrates Windows low-layer audio API, thread syncronise mechanism and WinSock communication technologies.Through full-duplex Audio card,it satisfactorily realizes PC-to-PC's full-duplex real time voice communication in narrow-band network.
中图分类号:
陈卫珊,吴炜,陈移风. 基于G.729A的IP电话系统设计[J]. , 2001, 27(09): 118-.
CHEN Weishan,WU Wei,CHEN Yifeng. Design of IP Phone System Based on G.729A[J]. , 2001, 27(09): 118-.