Let me point you here.

http://wiki.openmoko.org/wiki/Accelerometer_Fundamentals

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Brad Midgley
Sent: Sunday, April 27, 2008 12:19 PM
To: List for Openmoko community discussion
Subject: Re: GPS projects

Michael

It's called dead reckoning and it's generally only useful with a fixed
unit, eg mounted in a car. Even better if it has telemetry from the
speedometer.

Brad

On Sun, Apr 27, 2008 at 11:45 AM, simarillion <[EMAIL PROTECTED]> wrote:
>
>  Is there already any project that tries to use the accelerometers to
support
>  the gps localisation for example in buildings or tunnels ??
>
>  Greets
>  Michael
>
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>



-- 
Brad

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