| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a monitoring device for outputting accurate alarm in response to a situation. <P>SOLUTION: The monitoring device for monitoring management object articles (100) based on management article wireless communication tags (200) and manager wireless communication tags (300) includes: first detection means (16, 34) for detecting existence of management object articles based on the management article wireless communication tags; second detection means (16, 34) for detecting existence of managers based on the manager wireless communication tags; a specifying means (34e) for specifying values corresponding to change amounts of positions of the management object articles based on radio waves from the management article wireless communication tags; a clocking means (27) for measuring times in response to change amounts; and control means (16, 36, 28e) for outputting alarms in response to at least one of a detection result of the first detection means, a detection result of the second detection means, a specifying result of the specifying result, and a clocking result of the clocking means. <P>COPYRIGHT: (C)2010,JPO&INPIT |
