| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an article movement detecting method capable of accurately detecting movement by using an IC tag, an article movement detecting system, a transported article movement detecting system, an opening/closing detecting system, and a connector connection detecting system. <P>SOLUTION: The article movement detecting method includes an IC tag installing step of providing an IC tag 20 on an article 2; a booster portion installing step of providing a booster portion 30 changing a communication distance between a reading device 40 and the IC tag 20 according to a position to the IC tag 20, on an article 3; a detecting step of detecting changes of the communication distance; and a determining step of determining whether the article 2 and the article 3 relatively move or not, on the basis of the detection result of the detecting step. <P>COPYRIGHT: (C)2012,JPO&INPIT |
