NODE c07a7d1eRe: TRW PhonePrint (fwd)
koontzd@lrcs.loral.com (David Koontz )Wed, 3 Nov 93 07:52:25 PST
>Each cellular telephone emits unique signal transmission characteristics - an
>electronic version of a human fingerprint - which cannot be duplicated. These
>characteristics are matched with the mobile identification number (MIN) and the
>electronic serial number (ENS) of the phone to develop a unique pattern for
>each legitimate customer
I would take it that this would have to operate at the cell level?