第三代移动通信系统的无线传输技术

Radio Transmission Techniques of the Third Generation Mobile Communication System

依据 2 0 0 1年 3月ITU发布的第三代移动通信标准的最新版本Release4 ,首先概述了第三代移动通信 (thethirdgeneration ,3G)发展的背景和几个最终被确定的国际标准及各自特点 ,然后综述了目前在该领域内全球最新的研究发展动态和成果。文中重点论述了由我国提出的具有自主知识产权的三代标准之一的TD—SCDMA的体系结构、系统优势、技术特点和发展前景等。最后 ,对我国第三代移动通信的发展 。

According to the latest version of the third generation mobile communication released by ITU in March 2001, this paper outlines the developing background of 3G and introduces several international standards finally accepted by ITU and their characteristics, then summarizes the latest researching and developing trend and the achievement in this field around the world. The paper emphatically discusses the schemes, system advantages, technical features and developing prospects of the TD-SCDMA - one of the 3G international standards and with our own intellectual property. Finally the paper presents several proposals concerning the development of 3G mobile communication in our country.