A two-dimensional code recognition processing method for recognizing a two-dimensional code made of a plurality of square cells arranged in accordance with predetermined layout rules. The method comprises the steps of: generating binary data from image information acquired externally in accordance with...http://www.google.com.au/patents/US6650776?utm_source=gb-gplus-sharePatent US6650776 - Two-dimensional code recognition processing method, two-dimensional code recognition processing apparatus, and storage medium
