Originally Posted by
ExXB
And yet some airlines allow and indeed facilitate use of mobile phones in flight just about everywhere.
The ones I'm aware of have a 'cell tower' on the plane which tells the phones to transmit at low power, and forwards calls to the ground from the plane. An acquaintance of mine worked on one of those systems a few years back.
So far less of a problem than dozens of phones transmitting at maximum power and switching between towers every couple of minutes.