【摘要】 本文从基本概念、接入系统、关键技术等几个方面全面介绍了第四代移动通信系统,并简单 介绍了OFDM技术在第四代移动通信中的应用。更多还原

【Abstract】 In this paper, the fourth generation mobile communication system is introduced from the aspect of basic concept, access system and key technology, and the application of OFDM in 4G is simply presented.更多还原