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第一章绪论............................................................................................................……!
1.1MIMO技术背景............................................................................................……,,.1
1.1.1MIMO系统概述............................................................................................……l
l.1.2MIMO多用户系统概述................................................................................……2
1.2论文结构..…,.....................................................................................................……4
第二章MIMO系统和空时编码...........................................................................……5
2.!MIMO信道容量..............................................................................................……5
2.!.1MIMO系统模型............................................................................................……5
2.l.ZMIMO系统容量的推导.…,...........................................................................……7
2.1.3随机信道下的MIMO信道容量..................................................................……9
2.2空时编码技术.................................................................................................……10
2.2.1分层空时码 (LayeredSpace一 TimeCode,LsT).........……,......................……10
2.2.2空时分组码(Space一 TimeBlockCode,STBC)......................................……11
2.2.3空时格码(Space一 timeTre川 5Code,STTC)...........................................……12
第三章V-BLAST信号检测...............................................................................……14
3.1V-BLAST系统模型.............................................……‘..................................……14
3.2V~BLAST系统的接收机...................................................……,......................……巧
3.2.1接收机的信号处理......................................................................................……巧
3.2.2V-BLAST的迫零检测.................................................................................……17
3.2.3V-BLAST的QR分解算法.............................................……,............……,...……19
3.2.4V-BLAST的MMSE算法..........................................................................……20
3.2.5仿真结果......................................................................................................……22
第四章MIMO多用户检测.................................................................................……24
4.1多用户检测理论................................................................……,............……,..……24
4.!.1多用户检测技术的基本原理.....................................................................……24
4.1.2串行干扰删除(SIC)多用户检测..............................……,......................……25
4.1,3最小均方误差MMSE多用户检测............................................................……26
4.1.4多用户检测一与MIMO系统...........................................……,......................……27
42MIMO多用户系统的信一号检测....................................................................……27
42.1DirtyPaperCoding........................……,........................................................……28
4.2.2信道求逆......................................................................................................……29
时变信道下的MIMO多用户检测
4.2.3分块对角化..............................................................................···.················……29
4.2.4仿真结果......................................................................................................……37
第五章时变信道下的MIMO多用户检测........................................................……40
5.1V-BLAST自适应接收机................................................................................……40
5.1.1信道估计方法........................................................................······················……41
5.1.2自适应接收机结构.....……‘..…,..…‘..............................................................……41
5.!.3复杂度分析:...................................................................···························……44
5.2采用自适应结构的MIMO多用户系统基站收发机...................................……44
5.3仿真结果.....................................................................................·.···········..·····……45
第六章总结和下一步展望.................................................……,..........................……50
参考文献....................................................................……,.....................................……51
附一录奇异值分解svD.........................................···.···········,································……53 |
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