| 摘要 |
PROBLEM TO BE SOLVED: To properly set the timing of a reader monitoring device to acquire information from middleware.SOLUTION: The reader monitoring device 1 for a reader system 2, the reader system 2 having a plurality of readers 10-30 for reading information sent from radio tags as electric waves in individually set reading periods, and middleware 40 for acquiring the information read by the readers at first time intervals, includes an acquisition unit 54 for acquiring the read information acquired by the middleware 40, and a setting unit 53 for setting the acquisition period of the acquisition unit 54 between reference time intervals, which are the longer of the first time intervals and second time intervals that are the least common multiple of the plurality of reading periods. |
