| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication device and a conveying device with a stable communicable area even in the case where an article having an IC tag has a communication hindrance factor. <P>SOLUTION: In a forklift 10 provided with a reader writer device 15, the reader writer device 15 is equipped with a transmitting/receiving part 16 for performing communication with the IC tag 53 by transmitting radio waves, a weight sensor 17 for detecting the weight of a package body 50 having the IC tag 53, and a control part 18 for changing output of the radio wave transmitted by the transmitting/receiving part 16 according to the output of the weight sensor 17. <P>COPYRIGHT: (C)2007,JPO&INPIT |
