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V-BLAST系统中一种基于噪声分析的简化最大似然检测算法

任品毅 令洁 汪瑞

任品毅, 令洁, 汪瑞. V-BLAST系统中一种基于噪声分析的简化最大似然检测算法[J]. 电子与信息学报, 2010, 32(3): 539-543. doi: 10.3724/SP.J.1146.2009.00235
引用本文: 任品毅, 令洁, 汪瑞. V-BLAST系统中一种基于噪声分析的简化最大似然检测算法[J]. 电子与信息学报, 2010, 32(3): 539-543. doi: 10.3724/SP.J.1146.2009.00235
Ren Pin-yi, Ling Jie, Wang Rui. A Simplified Maximum Likelihood Detection Algorithm Based on Noise Analysis in V-BLAST System[J]. Journal of Electronics & Information Technology, 2010, 32(3): 539-543. doi: 10.3724/SP.J.1146.2009.00235
Citation: Ren Pin-yi, Ling Jie, Wang Rui. A Simplified Maximum Likelihood Detection Algorithm Based on Noise Analysis in V-BLAST System[J]. Journal of Electronics & Information Technology, 2010, 32(3): 539-543. doi: 10.3724/SP.J.1146.2009.00235

V-BLAST系统中一种基于噪声分析的简化最大似然检测算法

doi: 10.3724/SP.J.1146.2009.00235

A Simplified Maximum Likelihood Detection Algorithm Based on Noise Analysis in V-BLAST System

  • 摘要: 该文基于对贝尔实验室垂直分层空时系统中的噪声分析,提出了一种简化的最大似然检测算法。该算法选取多维空间中参考直线附近的若干信号点构成候选子集,并利用最大似然准则在该子集中选取合适的向量作为对发射信号的最终估计。性能分析和仿真表明,该算法在保证接近最优误码性能的前提下,具有更低的计算复杂度,并且解决了噪声增强问题。
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出版历程
  • 收稿日期:  2009-02-26
  • 修回日期:  2009-07-27
  • 刊出日期:  2010-03-19

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