发明名称 MULTI-DIRECTIONAL RFID READER FOR CONTROLLING INVENTORY AND SHELF STOCK
摘要 An apparatus and method for a multi-directional RFID reader system where multi-directional readers can be place on opposing sides of a hallway leading from a back storage area to a retail floor area. The readers can be operable to detect an RFID tag associated with a product as well as its direction of movement, for example whether the product is moving from a back store room to a retail store or the opposite movement is occurring.
申请公布号 CA2675976(C) 申请公布日期 2016.07.26
申请号 CA20082675976 申请日期 2008.01.17
申请人 WAL-MART STORES, INC. 发明人 ULRICH, RICHARD
分类号 G01S13/74;G01P13/00;G01V3/12;G06K7/10;G06Q10/08 主分类号 G01S13/74
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