Patent ID: 7764170

Claim:
An emergency alarm system comprising: a mobile communication terminal to measure and transmit a user's bio signal outside, and to output sound data with a bell sound corresponding to an emergency alarm signal when an emergency alarm signal is received from a health care server; and a health care server to determine whether or not the user is in an emergency condition based on the user's bio signal and transmit an emergency alarm signal corresponding to a type of emergency when the user is determined to be in an emergency, wherein the mobile communication terminal comprises: a bio-signal measurement unit to measure a user's bio signal; a data storage unit to store sound data notifying a type of emergency; a communication unit to communicate with the health care server; a control unit to transmit the bio signal measured by the bio-signal measurement unit through the communication unit and to output one of the sound data with bell sound corresponding to the type of emergency stored in the data storage unit when the emergency alarm signal is received from the health care server; a data output unit to regenerate the sound data outputted from the control unit into an audible sound and output the audible sound through a speaker; and a phone-book storage unit to store calling numbers and sound data corresponding to the calling numbers, and the control unit selects and outputs sound data with a bell sound corresponding to a calling number of an emergency alarm signal based on the data stored in the phone-book storage unit.