| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an RFID tag excellent in shock resistance and durability, and having favorable communication capability, and to provide an antenna apparatus for an RFID system and a communication device of the RFID system. <P>SOLUTION: In the RFID tag 2 and the antenna apparatus 3, the whole component containing antenna coils 4 and 7 is covered with a resin mold, and a plane facing the antenna apparatus 3 and the RFID tag 2 of a communication partner is formed with metal plates 60 and 80. Each of the antenna coils 4 and 7 is arranged in the mold resin so that coil planes 40 and 70 in each of which magnetic flux crosses are perpendicular to plate surfaces of the metal plates 60 and 80. <P>COPYRIGHT: (C)2010,JPO&INPIT |
