Re: iPhone CLLocation Accuracy?
Re: iPhone CLLocation Accuracy?
- Subject: Re: iPhone CLLocation Accuracy?
- From: Shawn Erickson <email@hidden>
- Date: Wed, 11 Nov 2009 17:06:03 -0800
On Wed, Nov 11, 2009 at 4:41 PM, Glenn L. Austin <email@hidden> wrote:
> Consumer-grade GPS is still limited to 30 meters (stationary) or 10 meters (in-motion).
>
> The reason for the better accuracy for in-motion has (basically) to do with doppler effect.
Well DGPS or WAAS can improve beyond 30 meters but the iPhone doesn't
contain such a receiver to the best of my knowledge.
-Shawn
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