摘要 |
<P>PROBLEM TO BE SOLVED: To realize high inductance of an antenna without forming an electrical contact between a plurality of layers in a through-hole or the like. <P>SOLUTION: Antennas 12a-12d formed on base materials 20a-20d are coupled via land parts 13a-13j so as to form one loop while including predetermined electrostatic capacity. <P>COPYRIGHT: (C)2005,JPO&NCIPI |