Signal-to-noise ratio (SNR or S/N)
Term | Main definition |
---|---|
Signal-to-noise ratio (SNR or S/N) |
The ratio of received signal level to received noise level,
expressed in decibels and abbreviated SNR or S/N. A
higher SNR ratio indicates better channel performance.
The relationship between the usable intended signal
and the extraneous noise present. If the SNR limit is
exceeded, the signal transmitted will be unusable.
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