Bar codes have become widely popular because of their reading speed, accuracy, and superior functionality characteristics. 2D Code emerged in response to the need of storing more information, more character types, and that could be printed in a smaller space.
The QR code is a matrix two dimensional barcode. It carries meaningful information in the both vertical and horizontal directions. It can carry up to several hundred times the amount of data carried by an ordinary bar code.
QR is the abbreviation for Quick Response, as the creator intended the code to allow its contents to be decoded at high speed. Continue reading QR Codes: Where and How to Use Them?