发明名称 RFID CONVEYOR ANTENNA
摘要 An RFID antenna system is described, comprising an elongated antenna (12) proximate an interrogation path (A1-A4) for interrogating transponders (10) moving along the interrogation path. The antenna (12) is oriented such that the longitudinal axis of the antenna is substantially perpendicular to said interrogation path. The antenna provides an active RF interrogation zone that intersects at least 40 % of the horizontal longitudinal plane of the interrogation path.
申请公布号 CA2306702(A1) 申请公布日期 1999.04.29
申请号 CA19982306702 申请日期 1998.09.03
申请人 ESCORT MEMORY SYSTEMS 发明人 MONAHAN, BRIAN
分类号 G06K17/00;G06K7/10;H01Q1/22;H01Q7/00;H04B5/02;(IPC1-7):G08B13/14;G07D7/00;H01Q1/00;H01Q21/00;G06F7/04;G08B13/24 主分类号 G06K17/00
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