Patent ID: 8073496
Filing Date: 2011-12-06
Classification: B60R,H04M

Abstract:
1. A helmet-type hands free system with a radio communication function, comprising: a helmet worn by a driver to protect a head from an impact; a hands free module built into the helmet to perform a hands free function of a mobile communication terminal or to perform short-range radio communication with a neighboring hands free module; a first Bluetooth module connected to the mobile communication terminal to convert an output signal from the mobile communication terminal into a short-range radio signal and output the converted short-range radio signal, or to convert a short-range radio signal and output the converted signal to the mobile communication terminal; a hands free function key input unit mounted on a handle of a vehicle to selectively input the hands free function or the short-range radio communication function; a first ZigBee module connected to the hands free function key input unit to transmit an input condition of the hands free function key input unit to the hands free module; a second Bluetooth module included in the hands free module and performing wireless connection with the first Bluetooth module to perform the hands free function; a second ZigBee module included in the hands free module and performing wireless connection with the first ZigBee module to perform the short-range radio communication function; a control unit included in the hands free module to control the second Bluetooth module and the second ZigBee module according to the input condition of the hands free function key input unit; and a microphone and a speaker connected to the control unit to input and output an audio signal according to the hands free function or the short-range radio communication function.