[aprssig] Wi-Fi Positioning System (WPS) for APRS

Joel Maslak jmaslak-aprs at antelope.net
Sat Sep 2 10:40:00 EDT 2006


On Sep 2, 2006, at 12:16 AM, John Habbinga wrote:

> Why?  Well, if your computer is equipped with a Wi-Fi card (or
> internal) and not a GPS, then you can still deterimine your location.
> If you are indoors, where GPS doesn't work, Wi-Fi positioning would
> still work.  If you have a GPS, but don't want to wait 2 minutes for
> it to aquire a satellite signal, then Wi-Fi positioning can determine
> locations in just a couple of seconds.

In addition, GPS often doesn't work in city downtown areas, due to  
the urban canyons.  Yet, these places are rich in access points.




More information about the aprssig mailing list