| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To easily manage history of a position of a user by using a portable object carried by a user. <P>SOLUTION: A reading unit 10 reads UID from an IC tag mounted on a portable object. Unit ID, UID and dates are stored in the tag information database 232 of a tag management system 20. The tag management system 20 includes a tag information retrieving part 214 for reading the tag ID corresponding to input user ID from a portable object database 233, and for reading the date and unit ID corresponding to each read tag ID from the tag information database 232, and for reading an installation position corresponding to the read unit ID from a reading unit database 231, and a movement history output part 215 for outputting the list of the installation positions in the order of dates. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
