CPC G06K 7/10722 (2013.01) [A47J 31/4492 (2013.01); G06K 7/1413 (2013.01); G06K 19/06028 (2013.01)] | 21 Claims |
1. A barcode, comprising:
a code region, comprising at least two different types of information which represents code information of the code region; and
a boundary region with only one color, formed as a closed shape surrounding the code region;
wherein a decoding direction of the code region is not relative to the boundary region.
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