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Altera_Forum's avatar
Altera_Forum
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12 years ago

what is the difference between the sampling and clock frequency about FIR filter

hi,everyone.i want to ask whether the frequency of sampling and clock need to keep the same in use of fir compiler. according to my understanding,if they don't keep the same,the processing data rate ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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Thank for your replying,but i still feel confused.For a FIR filter with fully parallel and certain sampling frequency, different clock frequency have different results(filtering effection), don't it?

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true of course and you the designer must make sure you clock the stream at the correct sampling rate. The easiest way is to have a clock same as sampling rate.