| 摘要 |
<p>An RFID tag recognizing portion (1) reads information from a plurality of RFID tags 6a lying in a communication area of an antenna (112). The number of RFID tags from which information is read is counted. Further, the number of articles (4) lying in the communication area of the antenna (112) is acquired. Then, the number of RFID tags 6a is compared with the number of articles (4) and information of the RFID tags (6a) is determined when they coincide with each other.</p> |
