摘要
本文主要讨论数字移动通信中扩频码分多址技术，阐明了ＣＤＭＡ体制的优越之处，分析了ＣＤＭＡ的关键技术，全面介绍了ＣＤＭＡ系统设计的基本原则和ＩＳ－９５－Ａ空中接口标准的含义。
In this paper, We mainly discuss the spread spectrum cede division multiple access technologies for digital mobile communicationsand describe the benefits from CDMA scheme.The key technologies for CDMA cellular mobile communications are also analyzed. This paperprovides an overall understanding of the basic principles of CDMA system design and facilitates comprehension of the IS-95-A standard.
出处
《电信科学》
北大核心
1996年第3期6-17,共12页
Telecommunications Science
关键词
移动通信
数字通信
码分多址
空中接口
mobile communications,digital communications,CDMA,air interface
