CNN CNN Special Report April 16, 2014 05:34:00
Behind it is calls edsb. and as you pointed out this involves planes carrying gps equipment. determining their own position by satellite. and then through ground-based radio transmitters are able to communicate that information to air traffic controllers. so it is a very sophisticated, advanced system. and will go a long way towards improving air safety in the united states. would it have changed the situation with mh-370? no. why? because mh-370 already had edsb on board. in fact if you had gone to one of these airline tracking websi websites in the aftermath of the incident you would have be...
Source: archive.org