| 摘要 |
PROBLEM TO BE SOLVED: To provide radio connection of stronger security, even in a device that does not have input interface. SOLUTION: The present invention provides an information display device, having a rewritable storage means for storing the authentication information supplied from an information processor; a radio communication means for using short distance radio communication to perform radio communication with a mobile communication terminal; a transmitting means for transmitting the authentication information, stored in the storage means to a mobile communication terminal via the radio communication means; a receiving means for receiving the authentication information via the radio communication means from the mobile communication terminal and a permission means for permitting communication with the mobile terminal, when the authentication information transmitted by the transmitting means and the authentication information received by the reception means are identical. COPYRIGHT: (C)2008,JPO&INPIT |
