发明名称 ARTICLE WITH RETROREFLECTIVE AND RADIO FREQUENCY-RESPONSIVE FEATURES
摘要 <p>The present disclosure includes a system that provides visual and electronic information in a readily identifiable system. For example, the present disclosure is directed to a combination tag (38), suitable for use as a vehicle identification window sticker. The combination tag (38) includes a retroreflective article (40) having an optical surface (45) and a radio frequency responsive element (42). The radio frequency-responsive element (4 2) includes an antenna (24) and an integrated circuit (22). The radio frequency - responsive element (42) has information storage and transmission capabilitie s adapted to enable an interrogation system to obtain information from the rad io frequency-responsive element. The radio frequency-responsive element is operably coupled to the retroreflective article.</p>
申请公布号 CA2460243(A1) 申请公布日期 2003.04.17
申请号 CA20022460243 申请日期 2002.08.14
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 LOOK, THOMAS F.
分类号 G09F3/00;G06K1/00;G06K19/16;G09F3/02;G09F13/16;(IPC1-7):G06K19/16 主分类号 G09F3/00
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