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Discussion Groups | Comp.DSP | IIR design
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IIR design - munib - 20:53 15-05-08
Hi, I have to design a 6th order digital IIR bandpass filter, iam only given passband edge frequencies and sampling freq.I donot have values for peak passband ripple and minimum stopband attenuation and i can not use typical values.Can someone help?
Re: IIR design - bharat pathak - 22:07 15-05-08
>Hi,
>I have to design a 6th order digital IIR bandpass filter, iam only given
>passband edge frequencies and sampling freq.I donot have values for peak
>passband ripple and minimum stopband attenuation and i can not use
typical
>values.Can someone help?
>
Hello Munib,
Give us the values we can help. Mail me at
bharat at arithos dot com.
Regards
Bharat
Re: IIR design - robert bristow-johnson - 12:12 16-05-08
On May 15, 8:53 pm, "munib" <muneeb30...@hotmail.com> wrote: > > I have to design a 6th order digital IIR bandpass filter, iam only given > passband edge frequencies and sampling freq.I do not have values for peak > passband ripple and minimum stopband attenuation and i can not use typical > values. sounds like homework. also sounds like a Butterworth filter (which has no specification for passband or stopband ripple, you just take what you can get for a given order). munib, do you know about Butterworth filters? and about the Bilinear Transform? r b-j