| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a two-dimensional bar code for recording more information. <P>SOLUTION: Respective cells 21 of a two-dimensional bar code 2 are painted out solidly in 8 kinds of colors, expressed by a combination of the three original colors of the rays of light, that is, black, blue, green, yellow, red, magenta, cyanogen, and white. The 8 types of colors represent 3-bit information expressed by the combination of RGB, that is, black by (RGB)=(000), blue by (001), green by (010), yellow by (011), red by (100), magenta is (101), cyanogen by (110) and white by (111). <P>COPYRIGHT: (C)2006,JPO&NCIPI |
