本文基于一种“单环”相关信道模型，对空时分组码和差分空时码进行了分析和研究。
In this thesis, space-time block coding and differential space-time coding are discussed on the basis of "one-ring" correlated channel model.
介绍了宽带相关MIMO信道模型。
A wideband correlated MIMO wireless channel model is introduced.
接着介绍了无线信道的相关知识、OFDM的系统模型和基本原理，并分析了OFDM信号的设计规则。
Secondly, we introduce the relational knowledge of wireless channel, the system model and basic theory of OFDM, also analyze OFDM signal's design rules.
仿真实验结果表明，提出的分布式MIMO信道模型能够有效降低小尺度衰落相关性和阴影衰落相关性的影响。
The simulation result indicate that the proposed distributed MIMO channel model effectually reduce the impact of low fading correlation on the channel capacity.
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.
本文对这四种卫星移动信道进行了仿真运算，并将仿真数值与实测数据进行比较，从而验证了这些信道模型及其相关参数的有效性。
Through simulation computation for these four mobile satellite channels, the validity of the simulation model and corresponding parameters put through in the paper has been verified.
通过将空间角度的概念引入到信道的仿真模型中，给出了一个完整的MIMO信道的仿真模型，并给出了相关的仿真算法。
This paper presents a whole simulation model for MIMO channel by introducing the concept of space Angle into channel simulation model, and the correlative algorithm is also presented.
通过将空间角度的概念引入到信道的仿真模型中，给出了一个完整的MIMO信道的仿真模型，并给出了相关的仿真算法。
This paper presents a whole simulation model for MIMO channel by introducing the concept of space Angle into channel simulation model, and the correlative algorithm is also presented.
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