Convolution of periodic sequence using DFT & IDFT.

Version 1.0.0 (35.7 KB) by Ashutosh Rout
DFT:Discrete Fourier Transform It computes N equally spaced frequency samples of the DTFT. IDFT:Inverse Discrete Fourier Transform
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Updated 30 Sep 2018

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Enter the first periodic sequence
[1 2 3 1]
Enter the second periodic sequence
[1 2 2 1]

Circular Convolution Output : 11 9 10 12
Final IDFT output : 11 9 10 12

Cite As

Ashutosh Rout (2026). Convolution of periodic sequence using DFT & IDFT. (https://www.mathworks.com/matlabcentral/fileexchange/68975-convolution-of-periodic-sequence-using-dft-idft), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2016a
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0