| 摘要 |
<p>The present invention relates to a device and a method to open a door by using a smartphone without an extra device such as a password input device. The device comprises a wireless communication part (120) receiving data from a smartphone through the wireless communication system (200); a central processing part (110) comparing and processing the data inputted through the wireless communication part (120); a memory part (130) storing a password, a smartphone number, and a secrete number for the central processing part (110); a data input part (140) inputting the password, smartphone number, and PIN number into the memory part (130); and an opening and closing part (150) controlling the device by receiving an opening and closing command from the central processing part (110). The method comprises an emergency situation processing step of receiving a password and an emergency situation message from the smartphone, and determining whether the password, stored in the memory part, is matched with the one from the smartphone or not by comparing the two; a comparison processing step of receiving the smartphone number, password, and PIN number form the smartphone, comparing the smartphone number, password, and PIN number with the data stored in the memory part, and then transmitting an opening message if the number, password, and PIN number are matched with the data, and entering a standby mode if the information is not matched with the data; and a data input step of inputting and storing the smartphone number, PIN number, and password in the memory part.</p> |
