在所有类型的二维条码中,二维PDF417条码的应用范围最广,但随着经济的快速发展,条码应用范围的进一步扩大,二维PDF417条码承载信息的能力已不能满足人们的要求,因此本文以三维条码理论为基础,设计彩色三维PDF417条码,并研究了三维PDF417条码识别。%In the all of the two-dimensional, the PDF417 2D barcode is the most widely application. However, with the rapid development of economic, the barcode application scope has got the further enlargement. The ability of PDF417 2D barcode to carry information
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