发明名称 |
Method And Device For Detecting A Passage Associated With An Access Door |
摘要 |
A method for detecting a passage associated with an access door, for example a boarding door or a building entrance, which is secured in order to ensure passage of a single person includes producing the profile of an entering person by a first level detection device formed by the vertical bars of active infrared cells (D 1 ), and opening or holding closed the access door according to the profile.
|
申请公布号 |
US2007194917(A1) |
申请公布日期 |
2007.08.23 |
申请号 |
US20040592933 |
申请日期 |
2004.07.08 |
申请人 |
GIROD PIERRE;PEQUEUX NICOLAS;JADIN SAMUEL |
发明人 |
GIROD PIERRE;PEQUEUX NICOLAS;JADIN SAMUEL |
分类号 |
G08B13/18;G01V8/10;G01V8/20;G08B23/00 |
主分类号 |
G08B13/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|