Estonian operator EMT said Wednesday that it has completed field trials of A-GPS technology embedded into the SIM card, allowing location based services (LBS) to be deployed to legacy handsets.
EMT has been testing technology from Luxembourg-based startup BlueSky Positioning, which embeds a GPS antenna and location based applications into the SIM card, allowing even 2G handsets to support LBS offerings.
Read more here:
http://www.telecoms.com/17811/...