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Characteristics of linear systems in the time and frequency domain
The problem with the third way of doing things is that there is time-domain aliasing happening. To avoid time-domain aliasing using this method, the length of the FFT needs to be
$$ N_{\tt fft} = N_{\...
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Filtering in time domain vs filtering in frequency domain
QUESTION : Why is the output signal shifted in time domain? Is this because multiplication in frequency domain corresponds to convolution in time domain?
A windowed sync is non-causal. In order to be ...
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