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wireless, laptop and body shielding effects

 
 
Thomas Peel
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      01-19-2004, 12:02 PM
Hello

I'm using a Compaq Armada M700 with a DLink DWL650+ card in an
environment with a relatively weak signal.
I've noticed that when I put my hand near the antenna, the data
transmission comes to a standstill (ftp for example). As the Cardbus
slot is on the rh side near the front, it is impossible to type carriage
return without shielding the antenna. What can I do to minimize this
effect (other than buy a new laptop?) Would the latest drivers help?


T.
 
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Alan
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      01-19-2004, 01:46 PM
If money isnt a problem, I would purchase a card with an external antenna
option.
I think D-Link also do DWL660? with external ant option, and I also think
that it uses the "Lucent" (MC) type connector....

Having an external antenna plugged in should also improve the link quality,
and be placed in a position so as limmiting any obstructions to a minimum.

Updating your drivers I doubt would have an effect here..

Does using the carrige return effect your work all the time, or only when
you rest your hand ?

Regards
Alan



"Thomas Peel" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> Hello
>
> I'm using a Compaq Armada M700 with a DLink DWL650+ card in an
> environment with a relatively weak signal.
> I've noticed that when I put my hand near the antenna, the data
> transmission comes to a standstill (ftp for example). As the Cardbus
> slot is on the rh side near the front, it is impossible to type carriage
> return without shielding the antenna. What can I do to minimize this
> effect (other than buy a new laptop?) Would the latest drivers help?
>
>
> T.



 
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Thomas Peel
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      01-19-2004, 02:31 PM


Alan schrieb:
>
> If money isnt a problem, I would purchase a card with an external antenna
> option.
> I think D-Link also do DWL660? with external ant option, and I also think
> that it uses the "Lucent" (MC) type connector....


There's also a USB version, but the whole thing gets untidy.
>
> Having an external antenna plugged in should also improve the link quality,
> and be placed in a position so as limmiting any obstructions to a minimum.
>
> Updating your drivers I doubt would have an effect here..
>
> Does using the carrige return effect your work all the time, or only when
> you rest your hand ?

It affects all interactive keyboard input, the CR is most noticeable
because then the card is right underneath the hand.
How do laptops with builtin WiFi get on in this respect?

>
> Regards
> Alan
>
> "Thomas Peel" <(E-Mail Removed)> wrote in message
> news:(E-Mail Removed)...
> > Hello
> >
> > I'm using a Compaq Armada M700 with a DLink DWL650+ card in an
> > environment with a relatively weak signal.
> > I've noticed that when I put my hand near the antenna, the data
> > transmission comes to a standstill (ftp for example). As the Cardbus
> > slot is on the rh side near the front, it is impossible to type carriage
> > return without shielding the antenna. What can I do to minimize this
> > effect (other than buy a new laptop?) Would the latest drivers help?
> >
> >
> > T.

 
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John Ye
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      01-19-2004, 05:46 PM
> > Does using the carrige return effect your work all the time, or only
when
> > you rest your hand ?

> It affects all interactive keyboard input, the CR is most noticeable
> because then the card is right underneath the hand.
> How do laptops with builtin WiFi get on in this respect?
>

Most manufacturers utilize the mini-pci as the interface to the system board
and
dual antennas are typically installed in the LCD panel cover assembly.
Here is a visual from the IBM T4x series: ( Item # 5 )
http://www-306.ibm.com/pc/support/si...cid=MIGR-46502


John

"Thomas Peel" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
>
>
> Alan schrieb:
> >
> > If money isnt a problem, I would purchase a card with an external

antenna
> > option.
> > I think D-Link also do DWL660? with external ant option, and I also

think
> > that it uses the "Lucent" (MC) type connector....

>
> There's also a USB version, but the whole thing gets untidy.
> >
> > Having an external antenna plugged in should also improve the link

quality,
> > and be placed in a position so as limmiting any obstructions to a

minimum.
> >
> > Updating your drivers I doubt would have an effect here..
> >
> > Does using the carrige return effect your work all the time, or only

when
> > you rest your hand ?

> It affects all interactive keyboard input, the CR is most noticeable
> because then the card is right underneath the hand.
> How do laptops with builtin WiFi get on in this respect?
>
> >
> > Regards
> > Alan
> >
> > "Thomas Peel" <(E-Mail Removed)> wrote in message
> > news:(E-Mail Removed)...
> > > Hello
> > >
> > > I'm using a Compaq Armada M700 with a DLink DWL650+ card in an
> > > environment with a relatively weak signal.
> > > I've noticed that when I put my hand near the antenna, the data
> > > transmission comes to a standstill (ftp for example). As the Cardbus
> > > slot is on the rh side near the front, it is impossible to type

carriage
> > > return without shielding the antenna. What can I do to minimize this
> > > effect (other than buy a new laptop?) Would the latest drivers help?
> > >
> > >
> > > T.



 
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Martin²
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      01-19-2004, 11:41 PM
Your problem is at least partly to poor signal. I have changed to Orinoco
USB adapter because it's easy to position for best signal, half and inch can
make a difference.
Mine sits on a 5' high sideboard...
Regards,
Martin


 
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