后3G时代LTE异军突起  

B3G Times,The Long Term Evolution Becomes Popular

作　　者：龙燕[1] 孙旭[1] 陈选育[1] 

机构地区：[1]成都理工大学通信工程系,成都610059

出　　处：《广西通信技术》2007年第2期31-35,共5页Guangxi Communication Technology

摘　　要：介绍了下一代无线网络LTE(Long Term Evolution,长期演进)的背景和发展状况。分析了LTE的技术特征,阐述了LTE网络结构与核心技术,并通过与WiFi(Wireless Fidelity)及WiMAX(World wide Inter operability for Microwave Access)的各项性能作比较,着重分析了LTE的技术优势。最后,指出了LTE在个人通信市场所面临的应用前景与挑战。The background and development of LTE （Long Term Evolution）, the next generation Wireless network is introduced. The main characteristics of LTE are analyzed . The network architecture and the kernel technology is exo pounded and compared with two wireless communication technologies, WirelessFidelity and Wimax （World wide Inter old-ability for Microwave Access） on performance, demonstrating the technical advantages of LTE especially. At last, the application future and challenges of LTE in personal market is summarized.

关 键 词：LTE 网络结构 MIMO WIMAX WIFI 

分 类 号：TN929.5[电子电信—通信与信息系统]