This rectangular-shaped QR code is designed to be used on narrow spaces, with an aspect ratio similar to that of a traditional 1D bar code. There are quite a few variations of rMQR, but the ...

She noticed the bar code that a rental car company used to track vehicles and surmised that similarly applied bar-code scanning technology could enhance patient safety by reducing medication ...

Barcode scanners read imprinted bar/matrix code symbologies. Barcodes, also known as universal product codes (UPCs), are machine-readable data representations consisting of a series of contrasting ...