【摘要】 简要回顾了移动通信发展历程,介绍了目前第3代移动通信(3G)发展现状及技术演进路线,并对移动通信未来发展进行了展望。更多还原

【Abstract】 The history of development of cellular mobile communication systems is reviewed briefly.The present state of 3G and its evolution roadmap are also given.At last,the prospect of progress of mobile(communication) in the future is introduced in the paper.更多还原