| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inexpensive meter capable of transmitting supply information with large data volume through radio waves. <P>SOLUTION: When writing of a data request code to an IC tag 109 within the meter 100 through external radio waves is detected, supply information data corresponding to the data request code is stored in the IC tag 109, and the data is read via external radio waves. <P>COPYRIGHT: (C)2007,JPO&INPIT |
