发明名称 RFID TAG AND CONSTRUCTION SITE MANAGEMENT SYSTEM AND MANAGEMENT METHOD USING THE SAME
摘要 According to an aspect of the present invention, an RFID tag has a long-distance communication RFID and a plurality of short-distance communication RFIDs. The RFID tag has tear-off lines for separating the short-distance communication RFID from the whole RFID tag, and when the short-distance communication RFID is separated, a loop-shaped antenna of the long-distance communication RFID is also cut up. And the RFID tag has an overall management identification code for identifying the whole tag before separation and a partial management identification code for identifying a partial tag after separation.
申请公布号 US2008150727(A1) 申请公布日期 2008.06.26
申请号 US20070958121 申请日期 2007.12.17
申请人 HITACHI PLANT TECHNOLOGIES, LTD. 发明人 HATORI FUMIO;EBATA SHINICHI;MAEZAWA SUMITO;HOSOKAWA MASAYUKI;HASHIMOTO MASASHI
分类号 G08B13/181;G06K17/00;G06K19/00;G06K19/07;G06K19/077;G06Q50/00;G06Q50/08 主分类号 G08B13/181
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