reconstruction of the input signal in time domain

robert bristow-johnson skrev:
> Rune Allnor wrote:
> >
> > Sorry. "Null" means zero in Norwegian. I guess I mixed in some
> > C NULL pointer terminology here...
>
> it usually means "zero" here, too.  sometimes it means "nothing" ("null
> and void" w.r.t. a contract) or similar.  sometimes it means a dip or
> low point (35 years ago, when i was WB0CCA, when tuning the coupling
> capicitor in an antenna coupling circuit, we adjusted to get a "null"
> in the SWR meter - it wasn't always zero but it would be nice if the
> SWR *was* zero).
>
> but i hadn't seen, in any English language textbook about LTI system
> theory, Laplace or Z transforms, etc. those things that were the
> opposite of "poles" called "nulls".

My mastering of the English language is even worse than
my Norwegian...

> one day, i embarassed myself in
> the front of a class calling them "holes".  can't imagine what Freudian
> recesses that came from!

Ouch! "Pole" is very close to the Norwegian "p=E5le", meaning "mast"
or "stick", with the obvious interpretation... better leave it there or

discussing DSP in public will become a criminal offense very soon.

Rune

robert bristow-johnson wrote:
>   ...                                one day, i embarassed myself in
> the front of a class calling them "holes".  can't imagine what Freudian
> recesses that came from!

"Poles and holes" has a nice ring to it.

Jerry
-- 
Engineering is the art of making what you want from things you can get.
�����������������������������������������������������������������������

Jerry Avins wrote:
> robert bristow-johnson wrote:
>>   ...                                one day, i embarassed myself in
>> the front of a class calling them "holes".  can't imagine what Freudian
>> recesses that came from!
> 
> "Poles and holes" has a nice ring to it.

Maybe not. King FM in Seattle streams on MSN Radio - classical

Announced by Ms. Ji Ji Yons (sp) following a certain Saint Saens 
Symphony with a gorgeous final movement:

"A symphony with an organ inserted at just the right place."

Jerry
-- 
Engineering is the art of making what you want from things you can get.
�����������������������������������������������������������������������

Jerry Avins wrote:
> robert bristow-johnson wrote:
> >   ...                                one day, i embarassed myself in
> > the front of a class calling them "holes".  can't imagine what Freudian
> > recesses that came from!
>
> "Poles and holes" has a nice ring to it.

i think that Larry Flint was making a picture book of that title.

r b-j

Jerry Avins wrote:
> Jerry Avins wrote:
> > robert bristow-johnson wrote:
> >>   ...                                one day, i embarassed myself in
> >> the front of a class calling them "holes".  can't imagine what Freudian
> >> recesses that came from!
> >
> > "Poles and holes" has a nice ring to it.
>
> Maybe not. King FM in Seattle streams on MSN Radio - classical
>
> Announced by Ms. Ji Ji Yons (sp) following a certain Saint Saens
> Symphony with a gorgeous final movement:
>
> "A symphony with an organ inserted at just the right place."

i can identify with her.

r b-j

Jerry Avins <jya@ieee.org> writes:

> robert bristow-johnson wrote:
>>   ...                                one day, i embarassed myself in
>> the front of a class calling them "holes".  can't imagine what Freudian
>> recesses that came from!
>
> "Poles and holes" has a nice ring to it.

Brings a new meaning to "shut your hole."
-- 
%  Randy Yates                  % "With time with what you've learned, 
%% Fuquay-Varina, NC            %  they'll kiss the ground you walk 
%%% 919-577-9882                %  upon."
%%%% <yates@ieee.org>           % '21st Century Man', *Time*, ELO
http://home.earthlink.net/~yatescr