天津理工大学计算机与通信工程学院通信工程专业设计说明书基于 Matlab / Simulink 的 QPSK 调制解调 仿真设计与讨论 目录摘 要.......................................................................2第一章 前 言...............................................................21.1 专业设计任务及要求...........................................................................................................2 1.2 Matlab 简介..............................................................2 1.3 Matlab 下的 simulink 简介..................................................3 1.4 通信系统模型............................................................3第二章 QPSK 调制............................................................4 2.1 QPSK 介绍..............................................................4 2.2 QPSK 调制原理..........................................................42.2.1 相乘法........................................................................................................................42.2.2 选择法........................................................................................................................52.3 QPSK 调制原理框图...........................................................................................................6 2.4 QPSK 调制方式的 Matlab 仿真..............................................6 2.5 QPSK 调制方式 Matlab-simulink 仿真...............................................................................7 2.5.1 simulink 调制建模....................................................72.5.2 simulink 调制仿真结果...............................................................................................8第三章 QPSK 解调...........................................................13 3.1QPSK 解调原理.......................................................133.2 QPSK 解调原理框图........................................................................................................13 3.3Q...
