发明名称 METHOD FOR ANALYSING A PRESENCE IN A SPACE
摘要 A method of analyzing a presence in a space (5), the method comprising the steps of: projecting at least one light beam (10) into the space towards a screen in such a manner that at least a portion of a body, if present in the space, casts a shadow onto the screen; and analyzing the shadow cast on the screen.
申请公布号 EP1891609(A2) 申请公布日期 2008.02.27
申请号 EP20060778587 申请日期 2006.06.08
申请人 SAGEM DEFENSE SECURITE 发明人 FONDEUR, JEAN-CHRISTOPHE;LAMBERT, LAURENT;MONTEILLIET, GILLES
分类号 G07C9/00;G08B13/196 主分类号 G07C9/00
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