Equations > Signal Processing > Fourier Transform Pairs > Discrete-Time Fourier transform of unit step function

Discrete-Time Fourier transform of unit step function

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MathML Code:

 $u\left(n\right)⇔\frac1\left(1-{e}^{-j\omega }\right)+\sum _{k=-\infty }^{\infty }\pi \delta \left(\omega +2\pi k\right)$

MathType 5.0: