In message
<[log in to unmask]>, at
14:15:44 on Thu, 2 Sep 2004, "Smith, Tony"
<[log in to unmask]> writes
>According to one of the people that are going to run the scheme, the
>tag takes signals from the satellite. The tag then tells a black box
>that the person has to carry. The black box then tells the satellite
>where the person is.
That can't be true because the satellites don't work like that (nor
would the black box have the transmit power to be heard by the multiple
satellites, which are whizzing across the sky at high speed).
The black box is probably transmitting on GSM (ie sending SMS).
--
Roland Perry
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