[gps-talkusers] Re: WAAS IN UK

I think this message, whatever it ends up being, should NOT be before the normal data. Instead of saying "WAAS, 11 satellites", say "5 feet, 11 satellites, (new term)". Frankly, I do not care how my accuracy is being elevated; I just care about the information the G command gives--accurate distance and satellites tracking.

The new message could be something like, "5 feet, 12 satellites, enhanced accuracy enabled". Possibly, instead of "enhanced accuracy enabled": "accuracy boosted" or "extreme accuracy on". Just as long as it is after the normal accuracy announcement.

Have a great day,
Alex

----- Original Message -----
From: Charles LaPierre <charles@xxxxxxxxxxxxxxxx
To: gps-talkusers@xxxxxxxxxxxxx
Date sent: Wed, 29 Nov 2006 15:06:38 -0800
Subject: [gps-talkusers] Re: WAAS IN UK

Hello Richard and list,

Sorry about the "WAAS" confusion, Mike experienced some of this
too
while in Australia and New Zealand last week, and we are still
trying
to figure out where the differentially corrected signals were
originating from.

When the GPS receiver returns that the receiver Mode or "Quality
of
GPS fix" is a "2" it means the fix has been "corrected" by some
means.  In the USA / Canada it means "WAAS" in Europe it means
"EGNOS" but currently we just say "WAAS" for anything corrected.
We
will be changing this in the future to have a more generic term
instead of "WAAS" since we have no idea "how" the receiver got
its
differential correction. All we know is that if we get a quality
of
1 it means no corrections, and 2=corrected.

So what do you all think about a new term that means we are
receiving
corrected GPS data that should be slightly more accurate?  Any
idea's?  Instead of saying "WAAS" what should we say?
"Enhanced", "Corrected", "DGPS"??

Thanks
Charles.

At 02:32 PM 11/29/2006, you wrote:
Hi,

I had an interesting experience this afternoon in that, for the
first time ever in the UK, I received the message 'WAAS, 11
satellites' or words to that effect!

Firstly, I didn't think WAAS was available in Europe and,
secondly,
didn't realise that its equivalent (is it EGNOS?) was enabled.

Did I receive the WAAS message because it had detected EGNOS?  If
so, would there be much work involved in changing the message to
reflect the system being used? If not, any explanation as to why
I
received the message?

The only other time I've seen this message was last week when I
was
in San Francisco; could this be related, eg the software retained
some form of history?

Finally, I don't have a Holux receiver bought from Sendero so
don't
have the firmware changed to permanently enable WAAS; therefore,
can
someone remind me, please, what difference this makes?

So, here's looking forward to even more accurate reception!

Regards

Richard Bartholomew
E-Mail:
<mailto:richard_bartholomew@xxxxxxxxxxxxxxxx>richard_bartholomew@
blueyonder.co.uk

Charles M. La Pierre CTO
Sendero Group, LLC

Lat. 37 15' 25" N  Lon: 121 53' 04" W





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