...期—龙源期刊网 关键词】 MIMO;信道建模; 空时信道 模型; 空时相关;仿真;衰落信道 [gap=1753]Key words】 MIMO;Channel modeling;Space-time channel model;Space-time correlation;Simulation;Fading channels ..
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Then the paper presents a reduced-complexity maximum-likelihood sequence estimation receiver suitable for this method of channel modeling.
然后基于这种信道建模方法,又提出了一种改进的基于维特比算法的自适应信道估计新算法。
参考来源 - 快速时变信道下无线OFDM系统信道估计技术的研究Radio channel modeling and parameter estimating is important to design and research of the mobile communication system.
无线信道的参数估计和信道建模对数字移动无线通信系统的研发具有重要意义。
参考来源 - 无线信道仿真平台的设计与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
在短波信道建模中，通常采用对高斯白噪声滤波来仿真多普勒扩展效应，这些模型的时域相关值与理论值相差较大。
In HF channel modeling, doppler spread effects are usually simulated by filtering white Gaussian noise. The signal correlation in time domain deviates far from the theoretical value.
文中推导了采用AR模型和MA模型对多径信道建模的正则方程，提出了采用混合模型消除直达波与杂波的迭代算法。
In this paper the regular equations of ar and MA models built for multipath channels are derived, and an iterative algorithm of direct signal and multipath clutter cancellation is proposed.
其次，基于MIMO信道建模方法分析目前较典型的MIMO信道模型，提出MIMO信道模型准确性仿真验证方法；
Secondly, analyzing some current classical MIMO channel models with basic modeling methods, and offers the validation procedures of simulation of MIMO channel models;
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