计算机术语“signaltonoise ratio (S/N)”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	signaltonoise ratio (S/N)
释义	signaltonoise ratio (S/N) 信(号)噪(声)比 1. In communications, the ratio of the power of the required signal to that of the unwanted noise at same point in a circuit. 在通信技术中,一个电路的同一点上信号功率与噪声功率的比值。 2. In analog video systems, the ratio between the peaktopeak blackto white signal and the rms value of any superimposed noise. In analog audio systems, S/N refers to the ratio of rms signal to rms noise. 在模拟视频系统中,黑白视频信号的峰峰值和附加噪声的均方根之比。在模拟音频系统中,指信号的均方根与噪音的均方根之比。
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