| 摘要 |
PURPOSE: A smart key system is provided to perform as an auxiliary key by separating mobile communication terminal and smart card. CONSTITUTION: A smart key system comprises a smart card(220) with RFID(Radio Frequency Identification) device and smart key unit(210) for transmitting high frequency signal corresponding to LF(low frequency) signal. An electronic authentication control device(110) transmits the LF signal and HF signal. A sensing unit(120) senses signal which is set with respect to a device installed in a vehicle by the sensing signal. A control unit(130) controls at least one lock or unlock among door or steering in accordance with the signal and sensing signal of the control unit. |
