TAG READER, TAG READER CONTROL METHOD, AND TAG READER CONTROL PROGRAM

摘要

There has been a problem that it is impossible to ensure the ability to acquire RFID tag state information and at the same time reduce the power consumption necessary therefor. Provided is a tag reader including a read means, which detects the loss of communication with a tag during communication with the tag, and a control means, which counts the number of times communication with the tag is lost on the basis of the losses detected by the read means and disables execution of a communication process with the tag when the number of losses has reached a predetermined threshold value.