1994年由日本Denso-Wave公司发明(QB06102506)。QR是英文“Quick Response”的缩写，即快速反应的意思，源自发明者希望QR码可让其内容快速被解码。QR码最常见于日本，并为目前日本最流行的二维空间条码。QR码比普通条码可储存更多资料，亦无需像普通条码般在扫描时需直线对准扫描器。-In 1994 by Japanese company Denso-Wave invention (QB06102506). QR is in English " Quick Response"　acronym, which means quick response, from the inventors hope the QR code which it can contents to be decoded quickly. QR Code is most common in Japan, and Japan' s most popular two-dimensional space bar. QR Code can store more data than ordinary bar code, does not need as common as barcode scanning needs in linear collimation scanner.