Method and apparatus for fraud control in cellular telephone sys

Telecommunications – Radiotelephone system – Security or fraud prevention

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455411, 455 671, H04Q 700

Patent

active

059501219

ABSTRACT:
A method and apparatus for fraud control in cellular telephone systems. The invention identifies relative fraud probabilities for call records from the cellular telephone system, associates the call records with radio frequency (RF) signatures, and identifies the radio frequency signatures as being fraudulent or valid based on the relative fraud probabilities for the associated call records.

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