| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a presence management system capable of surely setting the present user situation and notifying the present situation of the user. <P>SOLUTION: The user hangs his/her own IC card over card readers 12a and 12b. The card readers 12a and 12b read user information from the IC card, and sends the user information to a management server 13. When the management server 13 receives the user information, the management server 13 generates and stores user situation information. A presence information providing device 14 accesses the management server 13 at any time, detects that there is a change in the user's situation, and updates the situation information of the user in real time. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
