can the bessel filter be directly designed in digital domain?

Can the bessel filter (of course IIR) be designed directly in
digital domain? If so what would be the steps/process.

Regards
Bharat

On 11 Mar, 12:22, "bharat pathak" <bha...@arithos.com> wrote:
> Can the bessel filter (of course IIR) be designed directly in
> digital domain?

Well, you would need the usual round trip with pre-warping,
s-domain design of prototype, BLT...

> If so what would be the steps/process.

I have seen the recipe in the book by Antoniou:

http://www.amazon.com/Digital-Signal-Processing-Signals-Systems/dp/0071454241/ref=sr_1_7?ie=UTF8&s=books&qid=1268310031&sr=8-7

Rune

Thanks Rune,

Regards
Bharat


>On 11 Mar, 12:22, "bharat pathak" <bha...@arithos.com> wrote:
>> Can the bessel filter (of course IIR) be designed directly in
>> digital domain?
>
>Well, you would need the usual round trip with pre-warping,
>s-domain design of prototype, BLT...
>
>> If so what would be the steps/process.
>
>I have seen the recipe in the book by Antoniou:
>
>http://www.amazon.com/Digital-Signal-Processing-Signals-Systems/dp/0071454241/ref=sr_1_7?ie=UTF8&s=books&qid=1268310031&sr=8-7
>
>Rune
>

Thanks Rune,

Regards
Bharat


>On 11 Mar, 12:22, "bharat pathak" <bha...@arithos.com> wrote:
>> Can the bessel filter (of course IIR) be designed directly in
>> digital domain?
>
>Well, you would need the usual round trip with pre-warping,
>s-domain design of prototype, BLT...
>
>> If so what would be the steps/process.
>
>I have seen the recipe in the book by Antoniou:
>
>http://www.amazon.com/Digital-Signal-Processing-Signals-Systems/dp/0071454241/ref=sr_1_7?ie=UTF8&s=books&qid=1268310031&sr=8-7
>
>Rune
>