发明名称 Method for monitoring the movements of individuals in and around buildings, rooms and the like
摘要 The present invention relates to a method of monitoring the movements of an individual in and around buildings, rooms and other spaces, wherein each individual carries a passive transponder which has an individual-unique identity and which is intended for co-action with an active antenna that is connected, either directly or indirectly, to a monitoring centre (13) for transmitting signals received from transponders, and wherein a plurality of antennas (12) are placed in and around the buildings, rooms or other spaces to be monitored. The signals transmitted to the exercise centre (13) are used to show movements of the individual in the form of a three-dimensional animated picture on a picture screen.
申请公布号 US2004135694(A1) 申请公布日期 2004.07.15
申请号 US20040472211 申请日期 2004.03.08
申请人 NYFELT LEIF 发明人 NYFELT LEIF
分类号 G01S13/75;G07C9/00;(IPC1-7):G08B23/00 主分类号 G01S13/75
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