QR-Code

QR-Code is a brainchild of Denso-Wave a Japanese corporation. As the full meaning of QR explains it, this is a quick response code readable in two dimension and from any angle, making it powerful than a bar code in reading terms. Information contains in a QR Code is imprinted in a small space compare to a traditional bar code.

With a Reed-Solomon error correction code, QR code becomes resistant to dirt and damages than a bar code would.