Patent ID: 6408172
Filing Date: 2002-06-18
Classification: G01R,H04M,H04W,Y02D

Abstract:
A telecommunications system for handling an emergency call within a wireless telecommunications system, comprising:a mobile station having a battery associated therewith, said mobile station having monitoring means therein for monitoring the status of said battery and generating a battery status indicator associated with the status of said battery when said mobile station places an emergency call; a mobile switching center in wireless communication with said mobile station, said mobile switching center receiving said emergency call and said battery status indicator from said mobile station; a first base transceiver station in wireless communication with said mobile station and connected to said mobile switching center, said first base transceiver station having a first power output requirement; a second base transceiver station having a second power output requirement, said mobile switching center instructing said first base transceiver station to perform a handover of said emergency call to said second base transceiver station when said second power output requirement is lower than said first power output requirement and said received battery status indicator indicates low battery power; and an emergency node in communication with said mobile switching center, said emergency node receiving said emergency call and said battery status indicator from said mobile switching center, said emergency node handling said emergency call based upon said battery status indicator.