目录摘要.........................................................1Abstract.....................................................2第一章绪论.................................................31.1研究背景..................................................31.2研究现状..................................................41.2.1现有均衡方法............................................41.2.2各均衡方式性能对比......................................61.3研究意义..................................................61.4研究难点..................................................61.5研究内容..................................................71.6论文结构..................................................7第二章基础理论.............................................82.1信号/系统模型.............................................82.1.1发送端..................................................82.1.2信道模型................................................92.1.3接收端模型.............................................102.2核心算法理论.............................................11第三章算法设计............................................143.1算法结构.................................................143.1.1信号源.................................................153.1.2调制...................................................153.1.3空时编码...............................................153.1.4信道生成...............................................163.1.5加性噪声...............................................163.1.6最大似然估计均衡.......................................173.1.7数据分析...............................................183.2程序设计.................................................183.2.1空时编码函数space_time_coding().......................183.2.2最大似然按估计均衡函数coherent_ML_receiver()..........19第四章实验设计与结果......................................224.1实验流程.................................................224.2实验设置.................................................224.2.1有无编码对均衡性能的影响...............................224.2.2接收天线个数对均衡性能的影响...........................224.2.3调制方式对均衡性能的影响...............................234.2.4均衡方式比较...........................................234.3实验结果.................................................234.3.1有无编码对均衡性能的影响...............................244.3.2接收天线的个数对均衡的影响.............................244.3.3调制方式对均衡的影响...................................254.3.4均衡方式的比较.........................................264.4结果分析.................................................274.4.1有无编码对均衡性能的影响...............................274.4.2接收天线个数对均衡的影响...............................284.4.3调制方式对均衡的影响...................................284.4.4不同均衡方式的比较.....................................29第五章总结与展望..........................................305.1课题总结.................................................305.2问题与展望...............................................305.2.1发射天线与接收天线如何合理设置?.......................305.2.216PSK误码率较高,如何改进算法使之降低?...............315.2.3信道模型的选择与多径效应...............................315.2.4最大似然估计算法复杂度改善.............................31参考文献................................................