| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a radio tag read device correctly reading each radio tag even if many articles attached with the radio tags are stored in a storage case at a time and having a simplified configuration; and to provide the storage case and the articles. <P>SOLUTION: The storage case 3 storing a plurality of aligned mail envelopes 1 attached with the radio tags 2 are placed on a support stand 4. A reader antenna 5 is arranged below the support stand. In addition, a plurality of parasitic elements 8 consisting of a linear conductor are arranged at predetermined spaced intervals on the support stand located between the radio tags 2 and the reader antenna 5. Finally, an interrogator 7 reads data from the radio tag of each of the mail envelopes through the reader antenna 5. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
