| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an information printing method, using colors, expanded with respect to information density higher than a plain black-and-white print. <P>SOLUTION: A method of printing information on a medium includes the steps of accepting first data representing first information; accepting second data representing second information adding information values over the first information; adding a mark of a first color according to the first data; and adding a mark of at least one second color according to the second data, so that the first information and the second information can be printed on the medium and can be detected from said printed medium as other first information and second information. <P>COPYRIGHT: (C)2007,JPO&INPIT |
