| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a registration system of a mobile device which is used by a fixed person, to a group managed by a server device group for the purpose of limiting persons belonging to the group to the fixed persons. <P>SOLUTION: The server device group creates a site accessible only once inside the server device group in response to a request for adding the mobile device to the group from a first mobile device which is used by a user who has opened the group, sends information indicating a place of the site to the first mobile device, and assumes the access to the site from a second mobile device as a registration condition to the group of the second mobile device. The second mobile device optically reads the information indicating the place of the site shown on a display by the first mobile device, or makes infrared rays communication or communication using a short distance radio communication technique with the first mobile device, thereby obtaining the information indicating the place of the site. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
