...浏览 次 时间： 摘要: 针对多天线正交频分复用(Multi In Multi Out-Orthogonal Frequency Division Multiplexing,MIMO-OFDM)系统,基于非实时业务对传输速率有最低要求的条件,考虑系统吞吐量最大化的子载波分配优化模型。
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基于双衰信道的频域响应，提出了一类双衰信道下多天线正交频分复用（MIMO-OFDM）系统的最优化频域导频设计方案。
The model of the MIMO-OFDM system in doubly-selective channels is derived and a lower bound of mean squared error(MSE) of the channel estimator using frequency domain pilot is presented.
正交频分复用(OFDM)技术、单载波频域均衡技术(SC - FDE)和多天线技术都是有助于达到这一目标的有效技术。
Orthogonal frequency division multiplexing (OFDM), single carrier frequency domain equalization (SC-FDE) and multiple antennas technique are efficient techniques to achieve this goal.
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