| 摘要 |
<p>A comparing device (1) comprising user identification information storage means (14) where user identification information for identifying a user is stored, comparison information input means (10) for inputting comparison information, comparing means (11) for comparison on the basis of comparison information inputted by the comparison information input means (10), user identification information reading means (16) for reading predetermined user identification information from the user identification information storage means (14) according to the results of comparison by the comparing means (11), and output means (2) for outputting the user identification information read by the user identification information reading means (16) to an external device, whereby the user can be identified, a communication address which is the user identification information is assigned to the external device by an address assigning means (16), and thereby data communication in which the user is specified is realized.</p> |
