frequency domain

views updated May 23 2018

frequency domain A situation in which a signal is viewed as the sum of its constituent frequency components. A signal may be viewed in the frequency domain using a spectrum analyzer or in the time domain using an oscilloscope. A signal viewed in one domain may be converted to the other by means of the Fourier transform. See also time domain.

frequency domain

views updated May 08 2018

frequency domain A reference framework in which measurements are related to frequency rather than to time (as in the time domain).

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