Common Windows:

Rectangunlar:

$$w[n] \left\lbrace \begin{array}{ll} 1 & \Leftrightarrow \quad 0 \leq n \leq M\\ 0 & rest \end{array} \right.$$

Barlett:

$$w[n] \left\lbrace \begin{array}{ll} \frac{2n}{M} & \Leftrig... ...uad \frac{M}{2} \leq n \leq M\\ 0 & rest \end{array} \right.$$

Hanning

$$w[n] \left\lbrace \begin{array}{ll} 0.5-0.5cos(2 \pi \frac{... ...htarrow \quad 0 \leq n \leq M\\ 0 & rest \end{array} \right.$$

Hamming

$$w[n] \left\lbrace \begin{array}{ll} 0.54-0.46cos(2 \pi \fra... ...htarrow \quad 0 \leq n \leq M\\ 0 & rest \end{array} \right.$$

Blackman

$$w[n] \left\lbrace \begin{array}{ll} 0.42-0.5cos(2 \pi \frac... ...htarrow \quad 0 \leq n \leq M\\ 0 & rest \end{array} \right.$$