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发明名称
一种应用于射频识别系统的阅读器及其操作方法
摘要
一种用于射频识别(RFID)系统的高度集成的低成本阅读器,包括发射器,用于生成出站射频(RF)信号;接收器,用于接收进站RF信号,其中,进站RF信号的频率接近于出站RF信号的频率,该发射器和接收器设置在单独一块积体电路上。由于进站RF信号可能不仅包括RFID标签回应出站RF信号而生成的调制RF信号,还包括对应于出站RF信号的阻塞信号,因此,接收器还包括阻塞消除模组,用于在对调制RF信号进行降频之前,使用出站RF信号来消除进站RF信号中的阻塞信号,并让调制RF信号通过。
申请公布号
TW200836107
申请公布日期
2008.09.01
申请号
TW096106680
申请日期
2007.02.27
申请人
美国博通公司
发明人
阿玛德雷兹(雷兹)罗弗戈兰;坎伯兹 肖赖恩贾德
分类号
G06K19/07(2006.01);G06K7/00(2006.01)
主分类号
G06K19/07(2006.01)
代理机构
代理人
潘海涛;袁铁生
主权项
地址
美国
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