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Altera_Forum
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10 years ago

The need there I sjould use FFT instead of FIR (convolution)

Hi all! For me is very interesting can I use FFT for filtering purposes or I should only use FIR convolution? And if FFT is useful in that case, there is a boundary between it and for for ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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Thank you very much, kaz!

So as I understand FFT is inefficient for filter design, what is the purpose for using fft megacore produced by altera?

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to make money.

You will need it for some applications that required moving from time domain to frequency domain or vice versa e.g. cofdm mod/demod