On Monday, August 15, 2011 8:39:03 AM UTC-4, Lucas wrote:
>
> I need to measure the distance between two android devices, down to 
> the centimeters, to develop an app I´m working on. 
> I have researched a lot and tried some things with GPS and bluetooth, 
> but not seems to work quite right. 
> Do you have an idea of how I can achieve this? 
>

If you can figure out how to measure the latency within each device, you 
might be able to do something with audio.

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