# Definitions for **z-transform**

### This page provides all possible meanings and translations of the word **z-transform**

### Wiktionary

Z-transform(Noun)

transform that converts a discrete time-domain signal into a complex frequency-domain representation

### Freebase

Z-transform

In mathematics and signal processing, the Z-transform converts a time-domain signal, which is a sequence of real or complex numbers, into a complex frequency-domain representation. It can be considered as a discrete-time equivalent of the Laplace transform. This similarity is explored in the theory of time scale calculus.

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"z-transform." *Definitions.net.* STANDS4 LLC, 2015. Web. 4 Mar. 2015. <http://www.definitions.net/definition/z-transform>.