| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain an RF-ID (radio frequency identifier) that secures stable operation in automatic conveyance equipment and secures the solidity of the RF-ID itself. <P>SOLUTION: In the RF-ID wherein an IC module 2 comprising an antenna 1 for transmission and reception and an IC chip, molded by resin material 10, performs data transmission and reception in a non-contact manner, metallic rings 3a and 31a for mass adjustment are arranged at an outer part and an inner part of the antenna 1 for transmission and reception. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
