Assuming the license is not a problem, GSM seems to be the solution.
There are some simple solutions out there
http://www.iwv.com/gsm_products.html. The BTS element can be more
sophisticated, I have seen some network in a box solutions built on all
terrain trucks from Canada that were very impressive and expensive.
Jorge Alonso
> -----Original Message-----
> From: keitai-l-bounce@appelsiini.net [mailto:keitai-l-
> bounce@appelsiini.net] On Behalf Of Miranda Arkwright
> Sent: Friday, August 23, 2002 2:37 PM
> To: keitai-l@appelsiini.net
> Subject: (keitai-l) Re: Mobile**2 Private Network
>
>
>
> Hmm, interesting problem. No complete solution springs to mind. TETRA
> sounds
> like it might come closest, but it probably won't deliver on cost.
Also
> due
> to the licensing issue may require using a service operator rather
than a
> mobile base station solution. URLs below.
>
> Regards
> Richard Evans
>
> TETRA
> Base Station OK, License Doubtful, Audio OK, Text (depends on exact
> requirement), Coverage OK, Secure OK, Cost unsure.
> http://www.nokia.com/networks/systems_
> and_solutions/whatis_faq/1,23786,14,00.html
>
> Motorola ASTRO 25
> Base Station OK, License Doubtful, Audio OK, Text (depends on exact
> requirement), Coverage OK, Secure OK, Cost unsure.
> http://www.motorola.com/cgiss/networks.shtml
>
> GSM
> Base Station OK, License Doubtful, Audio ? no broadcast facility, Text
OK,
> Coverage OK, Secure OK, Cost OK
>
> Cybiko
> Base Station N/A, License OK, Audio NO, Text OK, Coverage OK given
> sufficient terminal density, Secure NO, Cost Cheap!
> http://www.cybiko.com/index_uk.asp
>
>
> ----- Original Message -----
> From: John Whelan <john.whelan@alatto.com>
> To: <keitai-l@appelsiini.net>
> Sent: Thursday, August 22, 2002 2:47 PM
> Subject: (keitai-l) Mobile**2 Private Network
>
>
> >
> > We have a requirement for a technology that will essentially provide
a
> > mobile mobile network. This means that the network itself will be
> portable.
> >
> > Key requirments:
> > - transmitters will be mobile (via truck OK) and have coverage of
up to
> a
> > couple of kms.
> >
> > - private and secure network
> >
> > - network and device capable of supporting text data (2 way) and
> several
> > audio channels (one way - receive only) simultaneously
> >
> > - handsets can be manufactured specifically for this application but
> ideally
> > cost below EUR200 per item for 10,000 (excluding transmitters)
> >
> > - bandwidth licensing required in Europe at least but ideally
global.
> >
> > Any pointers towards companies or technology gratefully
appreciated.
> >
> > Thanks
> >
> > John whelan
> >
> > www.alatto.com
> >
> >
> > This mail was sent to address arkwright@eircom.net
> > Need archives? How to unsubscribe?
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> >
> >
>
>
> This mail was sent to address jorge@allinabill.com
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Received on Fri Aug 23 21:02:17 2002