25 Jan
2012
25 Jan
'12
3:02 p.m.
why should two phones use uplink frequency to communicate directly together? why not using downlink frequency?
Because in most if not all counties transmission on downlink frequency requires a license?
(Sorry and please correct me if this is some obvious nonsense... to me, the original proposal was looking quite nonsensial because of this, but I'd love to learn if I'm wrong...)
Dave.