摘要
首先简要介绍第三代通信技术(3G)发展过程,及第三代通信核心网网络结构,然后详细地描述了第三代通信核心网中的IP多媒体子系统(IMS)的组成和关键技术,同时对引入新的网络单元和接口进行了详细的描述。
At first ,this article introduces 3G(the third generation)mobile communication technology and its development including 3G mobile network architecture. Then , the paper describers detailedly the IP multimedia subsystem's composition and key technology in 3G mobile network architecture. In addition it also describers new network's elements and interface which are imported by new network technologies.
出处
《通信技术》
2002年第10X期67-69,共3页
Communications Technology
