Twisted radio beams could untangle the airwaves - tech - 13 February 2009 - New Scientist
Actually, pretty cool idea, not sure what kind of technology and changes you'd be looking at though, or how feasible it would all be with all the radio equipment already out there.
Actually, pretty cool idea, not sure what kind of technology and changes you'd be looking at though, or how feasible it would all be with all the radio equipment already out there.