发明名称 Steerable phase array antenna RFID tag locater and tracking system and methods
摘要 A system for and method of tracking and locating RFID tags, including where at least one steerable phase array antenna may locate the tags associated with items in three dimensions in real time, through the use of a beam steering unit and controller therewith to control the direction of a beam launched by the at least one steerable phase array antenna.
申请公布号 US8344858(B2) 申请公布日期 2013.01.01
申请号 US20080675527 申请日期 2008.09.09
申请人 RF CONTROLS, LLC;BLOY GRAHAM P. 发明人 BLOY GRAHAM P.
分类号 H04Q5/22;G06K7/08;G08B13/14;H01Q3/00;H04B1/06;H04M1/00 主分类号 H04Q5/22
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