多用户检测是消除这些问题的有效措施。
Multiuser detection is a effective measures to erase these problems.
给出了一种神经网络盲多用户检测算法。
In this paper a neural network based blind multiuser detection algorithm is presented.
提出了基于自适应子波网络的多用户检测方法。
A multiuser detection method based on adaptive wavelet network is proposed.
该自适应多用户检测方法不需要发送训练序列。
The adaptive detector does not require training data sequences.
提出了一种基于信道盲估计的多用户检测方法。
A multiuser detector based on blind channel estimation is proposed.
联合检测技术是移动通信中多用户检测技术的一种。
The joint detection technology is one kind of multi-user detection.
首先，提出一种自适应免疫算法，并用于多用户检测。
Firstly, put forward the Adaptive Immune Algorithm and put it in multi-user detection.
提出了多级迭代干扰消除快跳频多址多用户检测算法。
A multistage iterative interference cancellation multiuser detection algorithm is presented for fast frequency-hopping multiple access communication systems.
非线性多用户检测包括干扰消除和神经网络检测技术。
Non-linear Multi-user detection technology including interference cancellation and neural network detection technology.
多用户检测技术是未来CD MA系统的一个关键技术。
ABSTRACT Multiuser detection is one of the key techniques for future 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。
The multi-user detection is a key technique to solve the problem of MAI existing in DS-CDMA system.
在此，提出了一种基于贪心算法的解相关CDMA多用户检测方法。
We proposed a decorrelating multiuser detection based on greedy algorithm for CDMA communication.
提出了一种基于RLS算法的新的决策反馈串并混合型多用户检测算法。
A new mixed serial parallel multi user detection algorithm with decision feedback was proposed on the basis of RLS algorithm.
该技术基于次优化子空间盲最小均方误差（MMSE）多用户检测算法。
This technique is based on the suboptimal subspace blind minimum mean square error (MMSE) algorithm of multiuser detection.
最小误码率线性多用户检测的问题可以归结为一个误码率代价函数的问题。
The minimum bit-error rate linear multiuser detection problem can be transformed to a bit-error rate cost function problem.
结果表明，平坦瑞利衰落信道中多用户检测算法的性能仍然优于传统检测算法。
It is concluded that the multiuser detection is superior to conventional detections in the flat Rayleigh fading channels.
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。
Multi-user detection technique can cancel multi-access interference, so it can enhance the capacity and performance of CDMA system.
卡尔曼滤波是一种线性最小方差状态估计，把它有效地结合阵列天线与多用户检测。
Kalman filter is a linear minimum variance state estimator, and it combined array antenna and multiuser detection effectively.
在讨论了EM算法的基本原理之后，本文详细推导了基于EM方法的多用户检测算法。
After explaining the EM algorithm, this paper gives the derivation of the multi-user detection algorithm based on the EM method.
直接序列码分多址分组多用户检测中，干扰用户包括小区分组外用户及相邻小区用户。
For group multiuser detection of DS-CDMA, the whole interferers were composed of the users in local cell and those in neighbor cells.
该文研究了频率选择性瑞利衰落信道中的异步ds - CD MA系统盲多用户检测。
This paper investigates blind multiuser detection for asynchronous DS-CDMA in frequency selective Rayleigh fading channel.
针对码分多址(CDMA)系统提出了一种基于无约束最优化的近最大似然多用户检测算法。
A near maximum-likelihood (ML) multiuser detection algorithm based on unconstrained optimization approach is proposed for code-division multiple access (CDMA) systems.
基于多用户检测问题的二次整数规划模型，提出了一种带预处理的半定规划多用户检测方法。
Based on the quadratic integral programming model of the multiuser detection problem, a detection strategy by the semidefinite programming method with pretreatment is presented.
在分析传统自适应多用户检测的基础上，提出了一种基于小波包变换的自适应多用户检测算法。
Wavelet packet theory is employed to adaptive multiuser detection, and wavelet packet transform based adaptive multiuser detection algorithm is presented in this paper.
针对天线阵c DMA系统，提出了一种基于新的待检用户信号波形估计的盲多用户检测方法。
A blind multiuser detection (MUD) method based on a new desired user 'signature waveform estimation method in antenna array CDMA systems is proposed.
然后，对这四种神经网络多用户检测技术从计算复杂度和检测性能两个方面进行了比较和分析。
The comparison and analyses of the four MUD techniques are made then from computational complexity and detection performance.
研究了频率选择性瑞利衰落信道中的同步MC-CDMA系统上行链路空时信道估计及多用户检测算法。
The space-time channel estimation and multiuser detection algorithm for the uplink of multicarrier CDMA (MC-CDMA) system in frequency selective Rayleigh fading channel were investigated.
在DS - CD ma系统中，联合译码的迭代多用户检测是克服多址干扰增加系统容量的有效方法。
It has been proved that iterative multiuser detection with decoding is a very effective way to increase system capacity in DS-CDMA systems.
在DS - CD ma系统中，联合译码的迭代多用户检测是克服多址干扰增加系统容量的有效方法。
It has been proved that iterative multiuser detection with decoding is a very effective way to increase system capacity in DS-CDMA systems.
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