发明名称 System and method for locating a target using RFID
摘要 A wireless system and method for determining the location of a fixed or mobile target configured to have a transponder on the target, a transceiver monitoring the target location, communicating between the transponder and transceiver, and a processor for finding the target by virtual triangulation based on values of received position information. The processor is determines virtual triangulation based on successive values of the position information using at least three points P1, P2 and P3 of the transponder respective of the transceiver. The present invention discloses methods for finding with virtual triangulation by: (1) finding with virtual triangulation by generating position information in real-time, in the case of (i) stationary and moving target, and or (ii) in the case of the presence of obstacles; (2) finding with virtual triangulation relating to the average speed of the motion of operator; and or (3) finding with simplified virtual triangulation.
申请公布号 US7787886(B2) 申请公布日期 2010.08.31
申请号 US20040786144 申请日期 2004.02.24
申请人 INVISITRACK, INC. 发明人 MARKHOVSKY RUSS;OSIPOV SERGEI;TIURLIKOV ANDREY;IVANIYA SERGEI;MARKHOVSKY STANISLAV;VITYAEV EVGENII;MIKHIENKO EVGENII
分类号 G01S5/02;G01S5/12;G01S19/09;G01S19/46 主分类号 G01S5/02
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