QR codes, originally developed as two-dimensional matrix barcodes for rapid data acquisition, have undergone significant transformation and expansion in application. Their evolution from simple ...

The retail and supply chain sectors are experiencing their most significant transformation since the barcode’s introduction ...

Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You can ...

PORT TOWNSEND ­ ­– The use of QR codes, matrix bar codes that hold information about a product or a store, is emerging in Port Townsend in two different venues this week. The QR — or “quick response” ...