In telecommunications, the term noise power has the following meanings: The measured total noise in a given bandwidth at the input or output of a device when the signal is not present; the integral of noise spectral density over the bandwidth The power generated by a random electromagnetic process. Interfering and unwanted power in an electrical device or system.
In telecommunications, the term noise power has the following meanings: The measured total noise in a given bandwidth at the input or output of a device when the signal is not present; the integral of noise spectral density over the bandwidth The power generated by a random electromagnetic process. Interfering and unwanted power in an electrical device or system.
Source: Wikipedia "Noise power" · CC BY-SA 4.0
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