OAM and OSM

Sir had taught us two methods for performing the above experiment;overlap-add and overlap-save method.I went forward with the overlap-add method. The algorithm was clear in my mind, so it was easy to proceed with my code. Also, the output sequence is the circular convolution of input sequences and transfer function. So all I did was break the input sequences into smaller sequences and implement the circular convolution function which I had prepared earlier.H however, I had a few glitches since the length of the decomposed input sequences were to be altered. After a few modifications, the code was implemented successfully.

Comments

  1. this is very important application of fft

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  2. The overlap-add method is used to break long signals into smaller segments for easier processing. FFT convolution uses the overlap-add method together with the Fast Fourier Transform, allowing signals to be convolved by multiplying their frequency spectra.

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  3. FFT Convolution uses OAM along with Fast fourier transform

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