| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a door opening/closing system of a type of designating the number of visitor, capable of limiting the number of persons permitted to visit. <P>SOLUTION: A door opening/closing control part is provided with: an individual confirmation data reading part for reading individual confirmation data; an input part for data of the number of person permitted to visit; a part for detecting the number of person; a means for transmitting individual confirmation data read by the individual confirmation data reading part and data of the number of person permitted to visit to a management server; and a means for releasing the door in response to a reply from the management server, and for outputting a warning, and for closing and clocking the door when the number of passers-by detected by the number of person detection part has reached the number of persons designated in the reply. The management server is provided with an authentication data storage part for preliminarily registering and storing authentication data for individual confirmation and a means for collating individual confirmation data transmitted from the door opening/closing control part with the authentication data preliminarily registered in the authentication data storage part, and when those data are matched, for answering a command to release the lock of the door and the data of the number of person permitted to visit, to the door opening/closing control part. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
