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STFT, Short time fourier transform

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Short Time Fourier Transform without using inbuilt function.

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Description

To compute STFT three windows are available in this code Rectangular, Hamming and Hanning. By default window overlapping is set by 50%. One can easily compute the STFT of sound signals.
Results are shown by 'imagesc' & 'surf'
function in single window.

Acknowledgements

This file inspired Short Time Fourier Transform.

Required Products DSP System Toolbox
MATLAB
MATLAB release MATLAB 7.11 (R2010b)
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12 Oct 2012 Yu  

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