Tag Archives: Error correction

QR codes versus NFC

For a quite obscured reason to me and perhaps because of some bad QR code experiences, many love to see NFC as the killer of QR code, if not its evolved successor. The fact that Google stopped its support for … Continue reading

Posted in error correction, print QR code, QR code and NFC, QR code file sharing, QR code scanning distance, Transactions with QR codes | Tagged , , , , , | Leave a comment

QR Codes Versus Data Matrix

Unlike 1D codes where all information can be found in one cut through the code, 2D codes need a second dimension since they contain many different ‘lines’ of data. Among the most popular 2D codes are the QR codes and … Continue reading

Posted in Data Matrix, Data Matrix EC, Data Matrix readers, Data Matrix vs QR codes, decorated Data Matrix, designed QR codes, error correction, Image on QR code, logo on Qr code, QR code size, QR codes, QR codes readers | Tagged , , , , , , , , , , | 2 Comments

Decorating a QR Code – Part Two

After dealing in previous post with neutral (non damaging QR code data) decorative means, we are going to look at more aggressive means and learn their possible effect. We will try to estimate their damage amount and ways to control … Continue reading

Posted in color QR codes, designed QR codes, error correction, hidden QR codes, pattern coloring QR codes, QR codes, QR codes contrast, QR codes readers | Tagged , , , , , , , | 4 Comments

Drawing on the QR Code

Drawing on the QR code Before drawing an image on the QR code, and after finding a good location for the image – we must take some measures to assure that our final result will be still decodable. The fact … Continue reading

Posted in designed QR codes, error correction, Image on QR code, QR codes, security level | Tagged , , , , , | 2 Comments