| 摘要 |
PURPOSE: Provided is a system for preventing missing children with bluetooth based which carries terminal by children and generates alarm when separating appropriate distance from parents so that it prevents children from being missed effectively. CONSTITUTION: The system for preventing missing children with bluetooth based comprises the parts of: a main processor(MSM)(10) which uses one chip to perform interface function for microprocessor, a codec, a vocoder and a telecommunication; a bluetooth link management part(20) which performs configuration, installation and encryption of a bluetooth link; a bluetooth signal control part(30) which controls each part to treat a signal at the terminal and perform smooth function; a bluetooth wireless transmitting-receiving part(40) which transmits and receives a wireless signal available in bluetooth; a data storage part(50) which stores ID information of the other party to communicate; an alarm generation part(60) to generate alarm if disconnecting with the other party; a direction detection part(70) which detects the communication direction of the other party; and an information display part(80) which displays ID and final communication direction of the disconnected other party.
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