摘要
首先介绍了4G技术产生的背景、4G的定义和4G的特点,然后较详细地阐述了4G系统所使用的关键技术,如OFDM技术、MIMO技术、软件无线电技术、切换技术等,最后结合一些数据资料,针对4G的最新动态以及对通信行业的影响,给出了4G技术的未来市场和发展方向。
Firstly, this paper introduced the background , definition and characteristic of 4G, and then expounded key technologies of 4G in great detail, such as OFDM, MIMO , SDR, handover technology and so on. At last, it provided the prospective market of 4G technology, which just based on some data, the latest development of 4G and the impact of 4G on the telecommunications.
出处
《电脑开发与应用》
2013年第9期60-62,共3页
Computer Development & Applications
