[olug] Question about Motorola Canopy wireless equipment
Sean Edwards
cybersean3000 at yahoo.com
Wed Nov 19 21:28:55 UTC 2003
This time last year, I was on contract to Motorola as
a software packaging engineer for the Canopy ISP
software (RedHat 7.3) . At that time there was
discussion of Mobile Canopy.
Unfortunately, the contract ended the day before
Motorola announced 7,000 lay-offs and the closing of a
manufacturing facility, and my contacts in the Canopy
group are no longer there.
-=Sean Edwards=-
cybersean3000 at yahoo.com
--- neal rauhauser <neal at lists.rauhauser.net> wrote:
>
> After those Ewoks are done saving Zion you'll
> need their help
> cleaning up your microwave installation if you're
> operating in metro
> Omaha (see .sig to understand this :-)
>
> Canopy and Trango are both inexpensive 5.8 GHz
> radios with
> multimegabit throughput. They *must* have line of
> site, they can be
> fussy about aiming, etc, etc, and Trango kept their
> cost down by making
> radios WITHOUT retransmit scheme - whole load falls
> on OSI transport
> layer, whoa unto you if there are other things
> operating in your
> frequency. Can't speak to Canopy's methods, but I've
> got one site
> running Canopy and its better than most wireless
> I've worked on, but I'd
> doubt the survivability of it in a mobile,
> industrial type environment
> like a combine.
>
> If you're looking for an inexpensive way to get
> telemetry from ag
> gear I have some questions for you:
>
> 1. does it need to be real time, or can it be
> dropped off by the machine
> once it gets close enough to a radio facility?
>
> 2. if it is real time data how fast are you going?
> If you don't need
> more than a 64k channel there are much better
> solutions, in terms of
> central site cost & maintenance trouble than using
> Canopy.
>
> 3. how many systems are you talking about tracking?
> Are you close enough
> to Sprint/Verizon towers to use their internet via
> cell? Yes, it costs
> monthly, but its predictable and wireless
> troubleshooting gets *very*
> expensive.
>
>
>
>
> Eric Johnson wrote:
> > Has anyone on the list used or evaluated
> Motorola's Canopy wireless stuff?
> >
> > If so, what are the real pros and cons and
> performance limitations?
> >
> > Our proposed use would be to provide a telemetry
> connection for equipment
> > in the field (literally in the field: agricultural
> equipment). The common
> > distance between nodes would be one mile or more
> and the central base
> > station could be many miles from the remote
> locations.
> >
> > -- Eric Johnson
> > -- eric_j at oasis.novia.net
> >
> >
>
--------------------------------------------------------------
> > "The Wachowski brothers have delivered a dud so
> disappointing,
> > they may as well have bussed in Ewoks to save
> Zion"
> >
> > -- something I read on /.
> >
> > /*\ ASCII RIBBON CAMPAIGN
> > \ / - AGAINST HTML EMAIL
> > X - AGAINST MS ATTACHMENTS
> > / \
> >
>
--------------------------------------------------------------
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> >
> >
>
>
> --
> mailto:neal at lists.rauhauser.net
> phone:402-301-9555
> IM:Neal R Rauhauser
> "After all that I've been through, you're the only
> one who matters,
> you never left me in the dark here on my own" -
> Widespread Panic
>
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