QR码是由日本电装公司在九月1994开发的一个矩阵技术。

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QR码是由日本Denso公司于1994年9月研制的一种矩阵二维码符号，QR码除具有一维条码及其它二维条码所具有的信息容量大、可靠性高、可表示汉字及图象多种文字信息、保密防伪性强等优点。是东方国家主流二维码标准-QR code by the Japanese Denso Corporation in September 1994 developed a matrix two-dimensional code symbols, QR code and have a one-dimensional bar code, and other two-dimensional bar code information by a large capacity, high reliability, can be said that Chinese characters and drawings Like a variety of textual information, confidentiality, security and strong advantages. East national mainstream two-dimensional coding