RFID tag especially for use near conductive objects,申请号US20080738637-传众专利搜索

RFID tag especially for use near conductive objects

申请公布号：US8665069(B2)

申请号：US20080738637

申请日期：2008.10.16

申请公布日期：2014.03.04

申请人：

WEITZHANDLER SHIMON;VILNAI YOAV;LEVIE ILAY;YALON AVI;PETRATEC INTERNATIONAL LTD.

发明人：WEITZHANDLER SHIMON;VILNAI YOAV;LEVIE ILAY;YALON AVI

分类号：H04Q5/22;G06F7/08;G06K7/08;H01Q1/52;H01Q11/02;H01Q21/00

主分类号：H04Q5/22

摘要：An RFID tag comprising an antenna assembly, including a shielding layer comprising an electromagnetic shielding material, a radio frequency loop antenna, and a spacer comprising a spacer material having a permittivity less than about 2 interposed between the antenna and the shielding layer is disclosed. Also disclosed are methods of manufacturing such an RFID tag. Also disclosed is the use of such an RFID tag for use in identifying a vehicle, for example in the context of fuel-purchase authorization.