UMTS系统无线网络结构和协议的长期演进,中国移动专家关于UMTS网络结构和协议与LTE的关系演讲资料。-UMTS system, the wireless network structure and the long-term evolution of the agreement, China Mobile experts on the UMTS network architecture and protocols and the relationship between LTE speech

LTE信令基础知识介绍： LTE网络架构 空中接口协议架构 基本信令流程 信令流程总结-The LTE Signaling basics: LTE network architecture air interface protocol architecture basic signaling process signaling Process Summary

Technological and security enhancements in third generation (3G) architecture led to the development of the fourth generation (4G) technology. 4G is developed and standardized by the 3GPP which is a fully IP based topology and also referred to as t