GPS - Re: Enhanced positioning using solid state gyro technology (was: TomTom

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Re: Enhanced positioning using solid state gyro technology (was: TomTom

Jack Yeazel

2007-08-30, 10:33 am

Ted Lindgreen wrote:
>
> In article < m51dd3h29jc89nhqbkhc
7mi95lannnrm6p@4ax.com>,
> Hans-Georg Michna <hans- georgNoEmailPlease@m
ichna.com> wrote:

In Garmin's application of their "gyro" units, they have to
be wired to the speedometer pulses to detect movement...
All the gyro does is to keep track of which way you are
going (in the absence of GPS signals)...
[color=darkred]
> I guess the solid state gyro is used only to stabilize the picture
> when course-up display is selected and you're going too slow to get
> a reliable movement vector.

That also a side benefit...

--
Jack

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