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Old 02-19-2008, 06:29 PM
Rune Allnor
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Default Re: matched filter before interpolator

On 19 Feb, 18:10, dbd <d...@ieee.org> wrote:
> On Feb 19, 4:15 am, Rune Allnor <all...@tele.ntnu.no> wrote:
>
> > On 7 Feb, 17:43, "Pavel.Schu...@gmail.com" <Pavel.Schu...@gmail.com>
> > wrote:

>
> > > *What is the impulse response
> > > of fiter matched for example with rectangular transmit filter *or
> > > raised cosine filter in that case?

>
> > Window functions in a matched filter? That's a new one.
> > How does that work?

>
> > Rune

>
> If the signal was generated by windowing, as all finite signals are,
> don't you try to match the window?


Not explicitly. The way I know the matched filter, you
try and match the impulse response. How the impulse is
found is a separate issue. If a non-rectangular window
function was used somewhere it would be part of the
impulse response already and not need explicit handling.

Rune
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