Average Power

The average power of a complex signal f(t) as a function of time t is defined as

[画像: <f^2(t)>=lim_(T->infty)1/(2T)int_(-T)^T|f(t)|^2dt, ]

where |z| is the complex modulus (Papoulis 1962, p. 240).

See also

Autocorrelation

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References

Papoulis, A. The Fourier Integral and Its Applications. New York: McGraw-Hill, 1962.

Referenced on Wolfram|Alpha

Cite this as:

Weisstein, Eric W. "Average Power." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/AveragePower.html

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