摘要
本文讨论了调幅系数为任意值的调幅波 ,给出了它的表达式、频谱及调幅系数、调制效率和信噪比增益的计算公式。
The amplitude modulated wave with any modulation factor is discussed in this paper. Its expression, spectrum and formula of the modulation factor, modulation efficiency, SNR gain are given.
出处
《电气电子教学学报》
2002年第6期37-39,52,共4页
Journal of Electrical and Electronic Education
关键词
振幅调制
相干检波
调幅系数
调制效率
信噪比增益
amplitude modulation
synchronous detector
modulation factor
modulation efficiency
SNR gain
