北京邮电大学学报

  • EI核心期刊

北京邮电大学学报 ›› 2001, Vol. 24 ›› Issue (3): 22-27.

• 学术论文 • 上一篇    下一篇

TDD CDMA系统中联合检测技术的应用及性能分析

常永宇, 宋建霞, 杨大成, 王文博   

  1. 北京邮电大学电信工程学院, 北京 100876
  • 收稿日期:2000-11-10 出版日期:2001-10-10
  • 作者简介: 常永宇(1963—),女,博士生.
  • 基金资助:
     

Performance of Joint Detection in TDD CDMA System

CHANG Yong-yu, SONG Jian-xia, YANG Da-cheng, WANG Wen-bo   

  1. Telecommunication Engineering School, Beijing University of Posts and Telecommunications, Beijing 100876, China
  • Received:2000-11-10 Online:2001-10-10
  • Supported by:
     

摘要: 分析了一种基于上行链路中提出的次优检测算法及其快速算法, 并应用于TDD CDMA下行链路系统中, 与传统接收机性能进行了比较, 研究了不同干扰情况下算法的性能.

关键词: 码分多址联接, 联合检测, 数据检测, 信道估计

Abstract: A sub-optimum detection technique based on zero forcing (ZF) is analyzed and simulated.The results show that the performance of the ZF detector is better than that of the conventional Rake detector.

Key words: CDMA, joint detection, data detection, channel estimation

中图分类号: