1. 词义解析
QCI:QoS Class Identifier
GBR bearer: An IP-CAN bearer with reserved (guaranteed) bitrate resources.
non-GBR bearer: An IP-CAN bearer with no reserved (guaranteed) bitrate resources.
2. 延时统计
各类服务延时容忍量级:
备注:
3. 总结:
1.实时竞技类游戏的时延要求是50ms
2.实时交互类游戏的时延要求是100ms
3.实时交互语音类的时延要求是100ms
4.实时交互视频类的时延要求是150ms
5.非实时大部分互联网应用时延要求是300ms
上面的标准是优秀的标准,如果时延增加50ms,则是及格线。
4. 参考网址:
[1] Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS)
[2] 从云网络时延看应用部署架构