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Altera_Forum's avatar
Altera_Forum
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17 years ago

FIR_LP Problem

I have a problem of gain with a fir_lp (value < expected value )!!! config : filtre_type : low pass sample rate :10khz cutoff freq :500hz coeff : 15 input number system : unsigned bina...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

we should start with specifications.

sampling rate:

pass band:

stop band:

in band ripple:

stop band attenuation:

then we can define how many taps you need, how many bits to use, etc.