On Tue, Jul 16, 2002 at 09:28:51AM -0500, John Foust wrote:
> At 04:39 PM 7/9/2002 -0400, Russell Nelson wrote:
> >John Koenig writes:
> > > So is this old news... hence why no one is commenting on it?
> > > http://www.motorola.com/canopy/
> >
> >It sure looks pretty darned reasonable. Not obvious if it uses a mesh
> >architecture, but it sounds like it does from the little I've read.
>
> I was looking at it the other day, too, for a municipal client
> who wants to roll out cheap or free Internet access for its citizens
> and businesses. (Calling Nokia is also on my to-do list.)
>
> The innumerable headaches of customer premise installations cry out
> for relief with a simple, all-in-one PoE unit that Joe Homeowner can
> screw to a gable.
>
> But I'm guessing the CPE equipment in this case is closer to $800
> than $200, and it's still not a firewall. Even if this city wasn't
> charging for net access, selling $750 CPEs to citizens still smacks
> of giving more to the "haves" than the "have nots".
Right. They will have to subsidize the hardware as well as the
bandwidth.
> Where did you see hints of mesh architecture? The "User Manual" and
> "Online Demo" links don't work for me. I filled out an info request
> last week and have received nothing so far.
Not sure where Russell did. I don't belive they use one.
> Will 5.2-7 Ghz punch through neighborhood trees better than 2.4 Ghz?
Nope. Freespace loss is also 7 dB greater but the modulation scheme
will be better than DSSS or OFDM to interference. It may not works
as well with multipath as OFDM.
Tim
--
Snail: Tim Pozar / LNS / 1978 45th Ave / San Francisco CA 94116 / USA
POTS: +1 415 665 3790 Radio: KC6GNJ / KAE6247
"It's a damn poor mind that can only think of one way to spell a word."
- Andrew Jackson
"What is wanted is not the will to believe, but the will to find out,
which is the exact opposite." - Bertrand Russell, "Skeptical_Essays"
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