Method for processing emergency calls initiated by wireless...

Telecommunications – Radiotelephone system – Security or fraud prevention

Reexamination Certificate

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C455S403000

Reexamination Certificate

active

07058389

ABSTRACT:
Disclosed is a method of communicating emergency call information originating from wireless phones among multiple entities using a set of network signaling operations for pooling and reconciling records of emergency calls and identifications for sources of fraudulent calls. A set of network signaling operations is described herein for communicating records of emergency calls among network entities of same or different levels, and for communicating identified sources of fraudulent calls among network entities of same or different levels.

REFERENCES:
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patent: 5765107 (1998-06-01), Korowajczuk
patent: 5956634 (1999-09-01), Otterson et al.
patent: 6038440 (2000-03-01), Wu
patent: 6047174 (2000-04-01), Frederick
patent: 6148190 (2000-11-01), Bugnon et al.
patent: 6594481 (2003-07-01), Johnson et al.
patent: 6633754 (2003-10-01), Raith
“NENA Technical Information Document (TID) On PSAP Call Back to All 9-1-1 Callers, Combating Wireless E911 Fraud and Mobile Emergency Service (E911M)”, prepared by National Emergency Number Association (NENA), Mobile Emergency Service (E911M) Joint Working Group of the Wireless Technical Committee and the Network Technical Committee, Published by NENA, Mar. 22, 2005, pps. 1-51.

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