Re: [avr-gcc-list] ATmega16 PWM

[Per-Tore Aasestrand]

At 07:07 27.07.2007, Joerg Wunsch wrote:
> As Per-Tore Aasestrand
> wrote:
>
> > I was just responding to the formulation of the theorem
> itself.
>
> Btw., it would have been clearer to outline just the word
> "bandwidth" in your posting then.

Actually, I did, but it disappeared. I used the underline function of the
editor. My fault. ;-/

> But you are right, I wasn't
> aware of that because so far, I never
> thought about anything that wasn't a baseband signal (starting at 0
> Hz).

;-)

> > >Say, I've got a PWM
> base
> > >frequency of 10 kHz, and a modulation spectrum ranging from
> > >9.5 to 10.5 kHz (so the bandwidth is 1 kHz), how would I
> > >design the filter to extract my modulation signal?
>
> > Hmmm... Rather challenging since we are dealing with digital
> > signals.
>
> I'd be interested  as well. :)

Hope someone responds.


> > Maybe someone on the list
> might have some suggestions?


Per-Tore

              \\|//
             /_"""_\
            |(O) (O)|
 --------oOOO--(_)--OOOo---------
|                                |
|   Per-Tore Aasestrand          |
|   E-mail: address@hidden        |
|   Tel   : +47 55 32 32 35      |
|   Mobile: +47 920 444 76       |
|   PO Box 1708 Nordnes          |
|   N-5816 BERGEN                |
|   Norway                       |
|                                |
 --------------------------------

Only recycled bits have been
used in this email.