DS-CDMA中空时多用户检测算法及其性能分析  

Space-time multiuser detection algorithm and its performance analysis in DS-CDMA

作　　者：叶剑锋[1] 窦峥[1] 庞伟正[1] 

机构地区：[1]哈尔滨工程大学信息与通信工程学院,黑龙江哈尔滨150001

出　　处：《应用科技》2004年第12期19-21,共3页Applied Science and Technology

摘　　要：阐述了空时多用户检测的现状,介绍和分析了空时线性多用户检测算法,盲空时多用户检测等几种主要的空时多用户检测技术.并对几种空时多用户检测方法进行了误码率仿真分析,验证了空时多用户检测可以大大地改善DS＿CDMA系统的性能.This paper introduced the actualities of space-time multiuser detection, and analysed the algorithm of space-time linear multiuser detection and space-time blind multiuser detection.At the same time,the differences between their capability were studied.The experiment proves that space-time multiuser detection can enhance the capability of DS-CDMA system.

关 键 词：DS-CDMA 多用户检测 空时处理 多址干扰 

分 类 号：TN919.72[电子电信—通信与信息系统]