| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a stamp pad using an IC chip, which reliably communicates with the IC chip. <P>SOLUTION: The stamp pad 2 transmits, via an antenna part 4, resonance radio wave for amplifying by resonance the radio wave transmitted/received by an RFID (Radio Frequency Identification) reader/writer. <P>COPYRIGHT: (C)2011,JPO&INPIT |
