Kaiser Window Transform

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This Demonstration investigates the frequency-domain properties of the Kaiser window, a useful tool in signal processing.

Contributed by: Jeff Bryant (March 2011)
Based on a program by: Julius O. Smith
Modified by: Faisal Mohamed
Open content licensed under CC BY-NC-SA



The Kaiser window is defined by the formula:

The Fourier transform of the Kaiser window (where is treated as continuous) is:

where is the modified Bessel function of the first kind of zero order.

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