Optical Signal-to-Noise Ratio 光信噪比 signal-to-channel noise ratio 讯号对信道噪声比 signal-to-quantization noise ratio 信号至量化噪声比 ..
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Error multiplication caused by channel noise in eletric transmission system can be demmonstrated by signal to noise ratio between error rate function curve.
误码率与归一化信噪化的函数曲线、可以表征在介质传输系统中，线路噪声所引起的误码增值。
In deep space communications, one of the problems is how to transmit message credibly in low signal-to-noise ratio (SNR) channel environment.
深空通信中面临的问题之一就是如何在低信噪比信道环境下可靠地传递信息。
The signal to noise ratio in the deep space communication channel is so low that high quality channel coding scheme is essential for deep space comnunication systems.
由于深空信道的极低的信噪比，具有高增益的信道编码技术是深空遥测系统必不可少的环节。
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