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介绍了第四代移动通信的发展方向和意义 ,发展方向包括广带移动、网络融合及以用户需要为核心的业务提供等。重点探讨了各方面的支撑技术 ,并对第四代移动通信结构型网络的重要补充Ad -hoc网络技术及研究热点进行了阐述
The development direction and significance of the fourth generation mobile communication are introduced. The development directions include wide band mobile, network convergence and service based on user needs. It focuses on all aspects of support technology, and describes the important Ad-hoc technology and research hotspots of the fourth generation mobile communication network