| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a reader/writer for accurately reading information, and for extremely reducing a transmission power by separately providing a loop antenna and a reader/writer main body in order to make a distance between the loop antenna and RFID tag of the reader/writer as close as possible. <P>SOLUTION: This reader/writer 50 is provided with a portable bag 3 for storing an article 1 with an RFID tag 2 attached thereto, at least one loop antenna 4 mounted on the predetermined position of the bag 3, a control part 8 for executing the transmission of a conveyance power and the transfer of data based on a predetermined conversion system through the loop antenna 4 with the RFID tag 2 in a non-contact status, an antenna connector 5 connected to the loop antenna 4 and the control part 8 and a PC 10 for supplying an operation instruction signal to the control part 8. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
