| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a radio IC booklet allowing enhancement of security of data communication and ensuring a sufficient communication distance. <P>SOLUTION: The booklet 1 is formed by binding a plurality of sheets 6 and a radio IC sheet 8 with two covers 2, 4. The radio IC sheet 8 has an LSI 2 and an antenna 14. An amorphous metallic sheet 16 is pasted to the inner surface of the covers 2, 4. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
