目录
摘要..............................................................................................................................................................4
Abstract ........................................................................................................................................................5
1DSB 调制与解调原理.................................................................................................................................6
1.1DSB 调制原理..................................................................................................................................6
1.2DSB 解调原理与抗噪性能..............................................................................................................8
2DSB 调制解调分析的 MATLAB 实现 .......................................................................................................10
2.1 正弦波调制 ..................................................................................................................................10
2.1.1 调制信号幅度=0.8×载波幅度 ........................................................................................14
2.1.2 调制信号幅度=载波幅度 .................................................................................................16
2.1.3 调制信号幅度=1.5*载波幅度 ..........................................................................................18
2.2 矩形波调制 ..................................................................................................................................20
2.2.1 调制信号幅度=0.8×载波幅度 ........................................................................................23
2.2.2 调制信号幅度=载波幅度 .................................................................................................25
2.2.3 调制信号幅度=1.5*载波幅度 ..........................................................................................27
3 模拟仿真结果分析 .................................................................................................................................30
4 小结与体会 .............................................................................................................................................31
5 参考文献.................................................................................................................................................32
