How to do band pass filtering?
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i have to do band pass filtering and contrast normalization in image to get the raw image pixels
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David Sanchez
am 29 Okt. 2013
%By-pass filter with trnasfer function ( change as you please)
% 1000 s
%--------------------------
%100 s^2 + 11000 s + 100000
%define the variable
s=tf('s');
%Wite the transfer function
Hs=(1/((s/100)+1))*(((s/1000)/((s/1000)+1)));
%plot the filter
figure (1)
bode(Hs)
grid
title('By-pass filter')
figure (2)
pzmap(Hs)
grid
title('poles and zeros of By-pass transfer function')
1 Kommentar
David Sanchez
am 29 Okt. 2013
the given example has low cut-off frequency at 100 Hz and high cut-off frequency at 1000 Hz.
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