locating via GSM, revisited

joerg at openmoko.org joerg at openmoko.org
Mon Apr 21 11:59:29 CEST 2008

Am Mo  21. April 2008 schrieb Werner Almesberger:
> joerg at openmoko.org wrote:
> > For many countries there are ageold databases created by hobbyists doing 
> > antenna-spotting. In Germany, carrier O2 sends quite exact Gauss-Krueger 
> > coordinates on CBC 221 for each of his stations.
> Okay, that's good. So we can have a comprehensive geographical database
> we can put our "GSM n-space" in relation to. (Although no motivation
> was ever stated, I'm assuming here that the goal of the whole exercise
> is to avoid using GPS. Thus we can't correlate vectors we measure in
> GSM n-space to 2D or 3D real-world vectors we measure with GPS.)
> Is there something like openstreetmap with these antenna locations or
> does one have to hunt and gather from scattered repositories ?


just reading GSM specs.


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