因特网中分组语音传输的丢包恢复技术浅述

Packet-Loss Recovery Techniques for Voice Delivery over Internet

在基于IP网络下进行语音通信的过程中,不可避免地会遇到数据包丢失现象,极大地影响了传输服务的质量。对此问题展开讨论,讲述了丢包的原因,对当前普遍采用的几种丢包恢复技术进行了介绍,通过比较提出了自己的观点。

Packet loss is inevitable in voice communication over Internet,which may corrupt voice quali-ty.In the thesis,mechanism of packet loss was described,several current recovery techniques for packet loss were discussed and writers'viewpoint was proposed.