| 摘要 |
PROBLEM TO BE SOLVED: To utilize a space provided with antenna patterns also for other usages. SOLUTION: In the antenna patterns 12a and 12b provided to write and read information to/from a non-contact type IC card 10 in a non-contact state, image information 19 represented with a plurality of colors, such as a facial photograph is displayed by exposing a base material 15, cream color layers 21a and 21b and white color layers 22a and 22b by laser beams. |
