摘要
简单回顾移动与个人通信的早期历史,依次说明无线蜂窝网的更新换代、语音压缩编码的发展、基站的软件无线电和智能天线,以及地理定位等有关移动通信的主要技术发展进程,最后简述卫星移动通信的现状。
It reviews early history of mobile communications and personal communications,ex-pounds the progress of major technologies about mobile communications,such as the evaluation of wireless cellular network,development of voice compression encoding,software radio and smart antenna for base station as well as geographic positioning.The current situation of satellite mobile communications is briefly discussed in the end.
出处
《邮电设计技术》
2001年第11期1-5,共5页
Designing Techniques of Posts and Telecommunications
关键词
移动通信
个人通信
无线蜂窝网
卫星通信
Mobile communications Personal communications Cellular network Voice code Software radio Smart antenna Geographic positioning Satellite Communications
