采用频率调制 为1000Hz的载波
采用频率调制 为1000Hz的载波,在解调前把加性白高斯噪声加入到调制信号。当噪声功率和调制信号功率比为0.001,0.01,0.05,0.1和0.3是进行解调并绘出调制信号
2014-01-16
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