The technique combining MAP-based multi-user detection (MUD) with channel decoding can greatly improve performance and capacity of broadband CDMA mobile communication systems.
联合MAP多用户检测与信道解码的迭代多用户检测(MUD)技术可显著提高宽带移动CD MA系统的容量和性能。
Multi-user detection technique can cancel multi-access interference, so it can enhance the capacity and performance of CDMA system.
利用多用户检测技术可以抑制多址干扰，从而提高CDMA系统的容量和性能。
The multi-user detection algorithm based on the EM method is used to look for the maximum-likelihood estimation of users' data iteratively in a DS-CDMA system.
基于EM方法的多用户检测算法采用EM迭代方法来求解DS-CDMA系统中各用户发送数据的最大似然估计解。
The paper studies the traditional detection method and multi-user detection method in CDMA communication. Meanwhile the existing multi-user method is analyzed and concluded.
论文首先从CDMA通信系统出发，研究了CDMA通信中的传统检测方法和多用户检测技术，并对现有的多用户检测方法进行了分析、归纳。
The multi-user detection is a key technique to solve the problem of MAI existing in DS-CDMA system.
多用户检测技术是码分多址系统中解决多址干扰的关键技术。
RBF neural network method using OLS algorithm for Multi-user Detection in DS-CDMA Systems is pro-posed, and the theoretic basis and simulation analysis capability are given int his paper.
分析了采用正交最小二乘(ols)算法的RBF神经网络应用于DS - CD MA扩频通信的多用户检测的问题，给出了基于RBF网络进行多用户检测的理论依据和仿真分析性能。
This paper studies the application of multi user detection technique in wideband CDMA system.
研究了多用户检测技术在宽带CD-MA系统中的应用。
This paper introduces cause of formation of MAI in CDMA systems, and points out that Multi-user Detection (MUD) technology can improve capability and performance of CDMA through suppressing MAI.
本文介绍了多址干扰在CDMA系统中的成因，并提出通过多用户检测技术可抑制多址干扰(MAI)，从而提高CD MA系统的容量和性能。
The work in this thesis is a part of the Nature Science Research Project of Anhui province "Research on blind adaptive multi-user detection in CDMA systems" (03042208) .
本论文结合安徽省自然科学基金项目“CDMA自适应盲多用户检测方法的研究”（03042208）。
The work in this thesis is a part of the Nature Science Research Project of Anhui province "Research on blind adaptive multi-user detection in CDMA systems" (03042208) .
本论文结合安徽省自然科学基金项目“CDMA自适应盲多用户检测方法的研究”（03042208）。
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