Re:Death of the sampling theorem?
by sohkamyung on Wednesday March 21, 2018 @04:35AM
(#16636403)
I was going to point this out (phase response distortion) but you beat me to it.
During my university period, I had to digitally sample an ECG (electrocardiogram) signal. Since the shape of the signal is important in diagnosis and must be preserved, I used a Bessel filter [1].
During my university period, I had to digitally sample an ECG (electrocardiogram) signal. Since the shape of the signal is important in diagnosis and must be preserved, I used a Bessel filter [1].
[1] https://en.wikipedia.org/wiki/Bessel_filter