MA wrote:> Hmmm... remezord seems to make an optimistic estimate of the required > order. I get the same result using fdatool, I must add 2 to the order to > be within specified limits. > > This message was sent using the Comp.DSP web interface on > www.DSPRelated.comThe order estimation formulas are just that - an estimate. The formulas are based on empirical results. The estimation meets most filter specifications, but not all. Cheers, David
minimax and choosing weights
Started by ●September 16, 2005
Reply by ●September 18, 20052005-09-18
Reply by ●September 18, 20052005-09-18
MA wrote:> Hmmm... remezord seems to make an optimistic estimate of the required > order. I get the same result using fdatool, I must add 2 to the order to > be within specified limits. > > This message was sent using the Comp.DSP web interface on > www.DSPRelated.comYou don't say what the total number of taps is, but +/-2 is a reasonable estimate. Jerry -- Engineering is the art of making what you want from things you can get. �����������������������������������������������������������������������