公开(公告)号：US20130176111A1

公开(公告)日：2013-07-11

申请号：US13347370

申请日：2012-01-10

申请人： Tae Hun KI ,  Gyu Sung BAE ,  Jong Bae KIM

发明人： Tae Hun KI ,  Gyu Sung BAE ,  Jong Bae KIM

IPC分类号： G06K7/01

CPC分类号： G06K7/0008 ,  G06K19/0709 ,  G06K19/0723

摘要： The present invention relates to an RFID system in which an RFID tag has an adjustable detection range. An RFID system according to an embodiment of the present invention includes an RFID reader receiving a signal, reading the signal, and transmitting a command signal; and an RFID tag having unique information, sensing the magnitude of the command signal received from the RFID reader, generating a voltage according to the magnitude, adjusting a tag detection range according to the generated voltage, and transmitting a response signal corresponding to the command signal to the RFID reader.

摘要翻译： 本发明涉及RFID标签具有可调检测范围的RFID系统。 根据本发明的实施例的RFID系统包括RFID读取器，其接收信号，读取信号并发送命令信号; 以及具有唯一信息的RFID标签，感测从RFID读取器接收的命令信号的大小，根据大小产生电压，根据产生的电压调整标签检测范围，并发送与命令信号相对应的响应信号 到RFID阅读器。