| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent interference even when a large number of RFID readers are used close to each other in an RFID reader, an RFID system, and an antenna for RFID. <P>SOLUTION: The RFID reader 4 for reading tag information from an RFID tag 3 attached to an article is provided with: a load detection part 9 which detects a load applied to a placing part to place the article, and a first antenna part 8 which transmits and receives a communication signal to and from the RFID tag 3 when the load detected by the load detection part 9 changes to a prescribed value. <P>COPYRIGHT: (C)2009,JPO&INPIT |
