Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Large Number of taps FIR implementation

Hello, I would like to know if it is possible to implement a 262144-tap FIR filter in a Stratix V? The input rate is 200kHz The input resolution is 18 bits The coefficient resolution is 1...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

--- Quote Start ---

Thanks for the tip!

--- Quote End ---

if your fir is symmetric you can reduce by half by pre-adding then multiply.

You will need many accumulators. So not a big price for such a huge filter which truely is "Mother of all Filters"