摘要
本文介绍了以欧、美、日为代表的移动通信和个人通信三大技术走向,以及国际上第3代移动通信系统的开发现状,具体分析了移动通信市场的发展趋势。
The paper introduces three technical trends of mobile com- munications and personal commu- nications represented respective- It by Europe,America and Japan.The current situation of the cievelopment of the third genera- tion of mobile communication sys- tem is presented.The develop- ment trend of the market of mo- bile communications is concretely analyzed.
关键词
移动通信
个人通信
码分多址
卫星移动通信
Mobile communication
Personal
communication
CDMA Satellite
mobile
communication
Mobile data communication
